java的list转map

companyList = companyManager.listByCompanyId(companyIds);
departList = departManager.findByTree(departIds);
Map<Long, SysCompany> companyMap = Maps.uniqueIndex(companyList.iterator(), new Function<SysCompany, Long>() {
@Override
public Long apply(SysCompany sysCompany) {
return sysCompany.getCompanyId();
}
});

这里的Maps:
//
// Source code recreated from a .class file by IntelliJ IDEA
// (powered by Fernflower decompiler)
//

package com.google.common.collect;

import com.google.common.annotations.Beta;
import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.base.Converter;
import com.google.common.base.Equivalence;
import com.google.common.base.Function;
import com.google.common.base.Objects;
import com.google.common.base.Preconditions;
import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
import com.google.common.base.Joiner.MapJoiner;
import com.google.common.collect.ImmutableMap.Builder;
import com.google.common.collect.MapDifference.ValueDifference;
import com.google.common.collect.Sets.ImprovedAbstractSet;
import java.io.Serializable;
import java.util.AbstractCollection;
import java.util.AbstractMap;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.EnumMap;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.IdentityHashMap;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.NavigableMap;
import java.util.NavigableSet;
import java.util.Properties;
import java.util.Set;
import java.util.SortedMap;
import java.util.SortedSet;
import java.util.TreeMap;
import java.util.Map.Entry;
import java.util.concurrent.ConcurrentMap;
import javax.annotation.Nullable;

@GwtCompatible(
emulated = true
)
public final class Maps {
static final MapJoiner STANDARD_JOINER;

private Maps() {
}

static <K> Function<Entry<K, ?>, K> keyFunction() {
return Maps.EntryFunction.KEY;
}

static <V> Function<Entry<?, V>, V> valueFunction() {
return Maps.EntryFunction.VALUE;
}

static <K, V> Iterator<K> keyIterator(Iterator<Entry<K, V>> entryIterator) {
return Iterators.transform(entryIterator, keyFunction());
}

static <K, V> Iterator<V> valueIterator(Iterator<Entry<K, V>> entryIterator) {
return Iterators.transform(entryIterator, valueFunction());
}

static <K, V> UnmodifiableIterator<V> valueIterator(final UnmodifiableIterator<Entry<K, V>> entryIterator) {
return new UnmodifiableIterator<V>() {
public boolean hasNext() {
return entryIterator.hasNext();
}

public V next() {
return ((Entry)entryIterator.next()).getValue();
}
};
}

@GwtCompatible(
serializable = true
)
@Beta
public static <K extends Enum<K>, V> ImmutableMap<K, V> immutableEnumMap(Map<K, ? extends V> map) {
if (map instanceof ImmutableEnumMap) {
ImmutableEnumMap<K, V> result = (ImmutableEnumMap)map;
return result;
} else if (map.isEmpty()) {
return ImmutableMap.of();
} else {
Iterator i$ = map.entrySet().iterator();

while(i$.hasNext()) {
Entry<K, ? extends V> entry = (Entry)i$.next();
Preconditions.checkNotNull(entry.getKey());
Preconditions.checkNotNull(entry.getValue());
}

return ImmutableEnumMap.asImmutable(new EnumMap(map));
}
}

public static <K, V> HashMap<K, V> newHashMap() {
return new HashMap();
}

public static <K, V> HashMap<K, V> newHashMapWithExpectedSize(int expectedSize) {
return new HashMap(capacity(expectedSize));
}

static int capacity(int expectedSize) {
if (expectedSize < 3) {
CollectPreconditions.checkNonnegative(expectedSize, "expectedSize");
return expectedSize + 1;
} else {
return expectedSize < 1073741824 ? expectedSize + expectedSize / 3 : 2147483647;
}
}

public static <K, V> HashMap<K, V> newHashMap(Map<? extends K, ? extends V> map) {
return new HashMap(map);
}

public static <K, V> LinkedHashMap<K, V> newLinkedHashMap() {
return new LinkedHashMap();
}

public static <K, V> LinkedHashMap<K, V> newLinkedHashMap(Map<? extends K, ? extends V> map) {
return new LinkedHashMap(map);
}

public static <K, V> ConcurrentMap<K, V> newConcurrentMap() {
return (new MapMaker()).makeMap();
}

public static <K extends Comparable, V> TreeMap<K, V> newTreeMap() {
return new TreeMap();
}

public static <K, V> TreeMap<K, V> newTreeMap(SortedMap<K, ? extends V> map) {
return new TreeMap(map);
}

public static <C, K extends C, V> TreeMap<K, V> newTreeMap(@Nullable Comparator<C> comparator) {
return new TreeMap(comparator);
}

public static <K extends Enum<K>, V> EnumMap<K, V> newEnumMap(Class<K> type) {
return new EnumMap((Class)Preconditions.checkNotNull(type));
}

public static <K extends Enum<K>, V> EnumMap<K, V> newEnumMap(Map<K, ? extends V> map) {
return new EnumMap(map);
}

public static <K, V> IdentityHashMap<K, V> newIdentityHashMap() {
return new IdentityHashMap();
}

public static <K, V> MapDifference<K, V> difference(Map<? extends K, ? extends V> left, Map<? extends K, ? extends V> right) {
if (left instanceof SortedMap) {
SortedMap<K, ? extends V> sortedLeft = (SortedMap)left;
SortedMapDifference<K, V> result = difference(sortedLeft, right);
return result;
} else {
return difference(left, right, Equivalence.equals());
}
}

@Beta
public static <K, V> MapDifference<K, V> difference(Map<? extends K, ? extends V> left, Map<? extends K, ? extends V> right, Equivalence<? super V> valueEquivalence) {
Preconditions.checkNotNull(valueEquivalence);
Map<K, V> onlyOnLeft = newHashMap();
Map<K, V> onlyOnRight = new HashMap(right);
Map<K, V> onBoth = newHashMap();
Map<K, ValueDifference<V>> differences = newHashMap();
doDifference(left, right, valueEquivalence, onlyOnLeft, onlyOnRight, onBoth, differences);
return new Maps.MapDifferenceImpl(onlyOnLeft, onlyOnRight, onBoth, differences);
}

private static <K, V> void doDifference(Map<? extends K, ? extends V> left, Map<? extends K, ? extends V> right, Equivalence<? super V> valueEquivalence, Map<K, V> onlyOnLeft, Map<K, V> onlyOnRight, Map<K, V> onBoth, Map<K, ValueDifference<V>> differences) {
Iterator i$ = left.entrySet().iterator();

while(i$.hasNext()) {
Entry<? extends K, ? extends V> entry = (Entry)i$.next();
K leftKey = entry.getKey();
V leftValue = entry.getValue();
if (right.containsKey(leftKey)) {
V rightValue = onlyOnRight.remove(leftKey);
if (valueEquivalence.equivalent(leftValue, rightValue)) {
onBoth.put(leftKey, leftValue);
} else {
differences.put(leftKey, Maps.ValueDifferenceImpl.create(leftValue, rightValue));
}
} else {
onlyOnLeft.put(leftKey, leftValue);
}
}

}

private static <K, V> Map<K, V> unmodifiableMap(Map<K, V> map) {
return (Map)(map instanceof SortedMap ? Collections.unmodifiableSortedMap((SortedMap)map) : Collections.unmodifiableMap(map));
}

public static <K, V> SortedMapDifference<K, V> difference(SortedMap<K, ? extends V> left, Map<? extends K, ? extends V> right) {
Preconditions.checkNotNull(left);
Preconditions.checkNotNull(right);
Comparator<? super K> comparator = orNaturalOrder(left.comparator());
SortedMap<K, V> onlyOnLeft = newTreeMap(comparator);
SortedMap<K, V> onlyOnRight = newTreeMap(comparator);
onlyOnRight.putAll(right);
SortedMap<K, V> onBoth = newTreeMap(comparator);
SortedMap<K, ValueDifference<V>> differences = newTreeMap(comparator);
doDifference(left, right, Equivalence.equals(), onlyOnLeft, onlyOnRight, onBoth, differences);
return new Maps.SortedMapDifferenceImpl(onlyOnLeft, onlyOnRight, onBoth, differences);
}

static <E> Comparator<? super E> orNaturalOrder(@Nullable Comparator<? super E> comparator) {
return (Comparator)(comparator != null ? comparator : Ordering.natural());
}

@Beta
public static <K, V> Map<K, V> asMap(Set<K> set, Function<? super K, V> function) {
return (Map)(set instanceof SortedSet ? asMap((SortedSet)set, function) : new Maps.AsMapView(set, function));
}

@Beta
public static <K, V> SortedMap<K, V> asMap(SortedSet<K> set, Function<? super K, V> function) {
return Platform.mapsAsMapSortedSet(set, function);
}

static <K, V> SortedMap<K, V> asMapSortedIgnoreNavigable(SortedSet<K> set, Function<? super K, V> function) {
return new Maps.SortedAsMapView(set, function);
}

@Beta
@GwtIncompatible("NavigableMap")
public static <K, V> NavigableMap<K, V> asMap(NavigableSet<K> set, Function<? super K, V> function) {
return new Maps.NavigableAsMapView(set, function);
}

static <K, V> Iterator<Entry<K, V>> asMapEntryIterator(Set<K> set, final Function<? super K, V> function) {
return new TransformedIterator<K, Entry<K, V>>(set.iterator()) {
Entry<K, V> transform(K key) {
return Maps.immutableEntry(key, function.apply(key));
}
};
}

private static <E> Set<E> removeOnlySet(final Set<E> set) {
return new ForwardingSet<E>() {
protected Set<E> delegate() {
return set;
}

public boolean add(E element) {
throw new UnsupportedOperationException();
}

public boolean addAll(Collection<? extends E> es) {
throw new UnsupportedOperationException();
}
};
}

private static <E> SortedSet<E> removeOnlySortedSet(final SortedSet<E> set) {
return new ForwardingSortedSet<E>() {
protected SortedSet<E> delegate() {
return set;
}

public boolean add(E element) {
throw new UnsupportedOperationException();
}

public boolean addAll(Collection<? extends E> es) {
throw new UnsupportedOperationException();
}

public SortedSet<E> headSet(E toElement) {
return Maps.removeOnlySortedSet(super.headSet(toElement));
}

public SortedSet<E> subSet(E fromElement, E toElement) {
return Maps.removeOnlySortedSet(super.subSet(fromElement, toElement));
}

public SortedSet<E> tailSet(E fromElement) {
return Maps.removeOnlySortedSet(super.tailSet(fromElement));
}
};
}

@GwtIncompatible("NavigableSet")
private static <E> NavigableSet<E> removeOnlyNavigableSet(final NavigableSet<E> set) {
return new ForwardingNavigableSet<E>() {
protected NavigableSet<E> delegate() {
return set;
}

public boolean add(E element) {
throw new UnsupportedOperationException();
}

public boolean addAll(Collection<? extends E> es) {
throw new UnsupportedOperationException();
}

public SortedSet<E> headSet(E toElement) {
return Maps.removeOnlySortedSet(super.headSet(toElement));
}

public SortedSet<E> subSet(E fromElement, E toElement) {
return Maps.removeOnlySortedSet(super.subSet(fromElement, toElement));
}

public SortedSet<E> tailSet(E fromElement) {
return Maps.removeOnlySortedSet(super.tailSet(fromElement));
}

public NavigableSet<E> headSet(E toElement, boolean inclusive) {
return Maps.removeOnlyNavigableSet(super.headSet(toElement, inclusive));
}

public NavigableSet<E> tailSet(E fromElement, boolean inclusive) {
return Maps.removeOnlyNavigableSet(super.tailSet(fromElement, inclusive));
}

public NavigableSet<E> subSet(E fromElement, boolean fromInclusive, E toElement, boolean toInclusive) {
return Maps.removeOnlyNavigableSet(super.subSet(fromElement, fromInclusive, toElement, toInclusive));
}

public NavigableSet<E> descendingSet() {
return Maps.removeOnlyNavigableSet(super.descendingSet());
}
};
}

@Beta
public static <K, V> ImmutableMap<K, V> toMap(Iterable<K> keys, Function<? super K, V> valueFunction) {
return toMap(keys.iterator(), valueFunction);
}

@Beta
public static <K, V> ImmutableMap<K, V> toMap(Iterator<K> keys, Function<? super K, V> valueFunction) {
Preconditions.checkNotNull(valueFunction);
LinkedHashMap builder = newLinkedHashMap();

while(keys.hasNext()) {
K key = keys.next();
builder.put(key, valueFunction.apply(key));
}

return ImmutableMap.copyOf(builder);
}

public static <K, V> ImmutableMap<K, V> uniqueIndex(Iterable<V> values, Function<? super V, K> keyFunction) {
return uniqueIndex(values.iterator(), keyFunction);
}

public static <K, V> ImmutableMap<K, V> uniqueIndex(Iterator<V> values, Function<? super V, K> keyFunction) {
Preconditions.checkNotNull(keyFunction);
Builder builder = ImmutableMap.builder();

while(values.hasNext()) {
V value = values.next();
builder.put(keyFunction.apply(value), value);
}

return builder.build();
}

@GwtIncompatible("java.util.Properties")
public static ImmutableMap<String, String> fromProperties(Properties properties) {
Builder<String, String> builder = ImmutableMap.builder();
Enumeration e = properties.propertyNames();

while(e.hasMoreElements()) {
String key = (String)e.nextElement();
builder.put(key, properties.getProperty(key));
}

return builder.build();
}

@GwtCompatible(
serializable = true
)
public static <K, V> Entry<K, V> immutableEntry(@Nullable K key, @Nullable V value) {
return new ImmutableEntry(key, value);
}

static <K, V> Set<Entry<K, V>> unmodifiableEntrySet(Set<Entry<K, V>> entrySet) {
return new Maps.UnmodifiableEntrySet(Collections.unmodifiableSet(entrySet));
}

static <K, V> Entry<K, V> unmodifiableEntry(final Entry<? extends K, ? extends V> entry) {
Preconditions.checkNotNull(entry);
return new AbstractMapEntry<K, V>() {
public K getKey() {
return entry.getKey();
}

public V getValue() {
return entry.getValue();
}
};
}

@Beta
public static <A, B> Converter<A, B> asConverter(BiMap<A, B> bimap) {
return new Maps.BiMapConverter(bimap);
}

public static <K, V> BiMap<K, V> synchronizedBiMap(BiMap<K, V> bimap) {
return Synchronized.biMap(bimap, (Object)null);
}

public static <K, V> BiMap<K, V> unmodifiableBiMap(BiMap<? extends K, ? extends V> bimap) {
return new Maps.UnmodifiableBiMap(bimap, (BiMap)null);
}

public static <K, V1, V2> Map<K, V2> transformValues(Map<K, V1> fromMap, Function<? super V1, V2> function) {
return transformEntries(fromMap, asEntryTransformer(function));
}

public static <K, V1, V2> SortedMap<K, V2> transformValues(SortedMap<K, V1> fromMap, Function<? super V1, V2> function) {
return transformEntries(fromMap, asEntryTransformer(function));
}

@GwtIncompatible("NavigableMap")
public static <K, V1, V2> NavigableMap<K, V2> transformValues(NavigableMap<K, V1> fromMap, Function<? super V1, V2> function) {
return transformEntries(fromMap, asEntryTransformer(function));
}

public static <K, V1, V2> Map<K, V2> transformEntries(Map<K, V1> fromMap, Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
return (Map)(fromMap instanceof SortedMap ? transformEntries((SortedMap)fromMap, transformer) : new Maps.TransformedEntriesMap(fromMap, transformer));
}

public static <K, V1, V2> SortedMap<K, V2> transformEntries(SortedMap<K, V1> fromMap, Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
return Platform.mapsTransformEntriesSortedMap(fromMap, transformer);
}

@GwtIncompatible("NavigableMap")
public static <K, V1, V2> NavigableMap<K, V2> transformEntries(NavigableMap<K, V1> fromMap, Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
return new Maps.TransformedEntriesNavigableMap(fromMap, transformer);
}

static <K, V1, V2> SortedMap<K, V2> transformEntriesIgnoreNavigable(SortedMap<K, V1> fromMap, Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
return new Maps.TransformedEntriesSortedMap(fromMap, transformer);
}

static <K, V1, V2> Maps.EntryTransformer<K, V1, V2> asEntryTransformer(final Function<? super V1, V2> function) {
Preconditions.checkNotNull(function);
return new Maps.EntryTransformer<K, V1, V2>() {
public V2 transformEntry(K key, V1 value) {
return function.apply(value);
}
};
}

static <K, V1, V2> Function<V1, V2> asValueToValueFunction(final Maps.EntryTransformer<? super K, V1, V2> transformer, final K key) {
Preconditions.checkNotNull(transformer);
return new Function<V1, V2>() {
public V2 apply(@Nullable V1 v1) {
return transformer.transformEntry(key, v1);
}
};
}

static <K, V1, V2> Function<Entry<K, V1>, V2> asEntryToValueFunction(final Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
Preconditions.checkNotNull(transformer);
return new Function<Entry<K, V1>, V2>() {
public V2 apply(Entry<K, V1> entry) {
return transformer.transformEntry(entry.getKey(), entry.getValue());
}
};
}

static <V2, K, V1> Entry<K, V2> transformEntry(final Maps.EntryTransformer<? super K, ? super V1, V2> transformer, final Entry<K, V1> entry) {
Preconditions.checkNotNull(transformer);
Preconditions.checkNotNull(entry);
return new AbstractMapEntry<K, V2>() {
public K getKey() {
return entry.getKey();
}

public V2 getValue() {
return transformer.transformEntry(entry.getKey(), entry.getValue());
}
};
}

static <K, V1, V2> Function<Entry<K, V1>, Entry<K, V2>> asEntryToEntryFunction(final Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
Preconditions.checkNotNull(transformer);
return new Function<Entry<K, V1>, Entry<K, V2>>() {
public Entry<K, V2> apply(Entry<K, V1> entry) {
return Maps.transformEntry(transformer, entry);
}
};
}

static <K> Predicate<Entry<K, ?>> keyPredicateOnEntries(Predicate<? super K> keyPredicate) {
return Predicates.compose(keyPredicate, keyFunction());
}

static <V> Predicate<Entry<?, V>> valuePredicateOnEntries(Predicate<? super V> valuePredicate) {
return Predicates.compose(valuePredicate, valueFunction());
}

public static <K, V> Map<K, V> filterKeys(Map<K, V> unfiltered, Predicate<? super K> keyPredicate) {
if (unfiltered instanceof SortedMap) {
return filterKeys((SortedMap)unfiltered, keyPredicate);
} else if (unfiltered instanceof BiMap) {
return filterKeys((BiMap)unfiltered, keyPredicate);
} else {
Preconditions.checkNotNull(keyPredicate);
Predicate<Entry<K, ?>> entryPredicate = keyPredicateOnEntries(keyPredicate);
return (Map)(unfiltered instanceof Maps.AbstractFilteredMap ? filterFiltered((Maps.AbstractFilteredMap)unfiltered, entryPredicate) : new Maps.FilteredKeyMap((Map)Preconditions.checkNotNull(unfiltered), keyPredicate, entryPredicate));
}
}

public static <K, V> SortedMap<K, V> filterKeys(SortedMap<K, V> unfiltered, Predicate<? super K> keyPredicate) {
return filterEntries(unfiltered, keyPredicateOnEntries(keyPredicate));
}

@GwtIncompatible("NavigableMap")
public static <K, V> NavigableMap<K, V> filterKeys(NavigableMap<K, V> unfiltered, Predicate<? super K> keyPredicate) {
return filterEntries(unfiltered, keyPredicateOnEntries(keyPredicate));
}

public static <K, V> BiMap<K, V> filterKeys(BiMap<K, V> unfiltered, Predicate<? super K> keyPredicate) {
Preconditions.checkNotNull(keyPredicate);
return filterEntries(unfiltered, keyPredicateOnEntries(keyPredicate));
}

public static <K, V> Map<K, V> filterValues(Map<K, V> unfiltered, Predicate<? super V> valuePredicate) {
if (unfiltered instanceof SortedMap) {
return filterValues((SortedMap)unfiltered, valuePredicate);
} else {
return (Map)(unfiltered instanceof BiMap ? filterValues((BiMap)unfiltered, valuePredicate) : filterEntries(unfiltered, valuePredicateOnEntries(valuePredicate)));
}
}

public static <K, V> SortedMap<K, V> filterValues(SortedMap<K, V> unfiltered, Predicate<? super V> valuePredicate) {
return filterEntries(unfiltered, valuePredicateOnEntries(valuePredicate));
}

@GwtIncompatible("NavigableMap")
public static <K, V> NavigableMap<K, V> filterValues(NavigableMap<K, V> unfiltered, Predicate<? super V> valuePredicate) {
return filterEntries(unfiltered, valuePredicateOnEntries(valuePredicate));
}

public static <K, V> BiMap<K, V> filterValues(BiMap<K, V> unfiltered, Predicate<? super V> valuePredicate) {
return filterEntries(unfiltered, valuePredicateOnEntries(valuePredicate));
}

public static <K, V> Map<K, V> filterEntries(Map<K, V> unfiltered, Predicate<? super Entry<K, V>> entryPredicate) {
if (unfiltered instanceof SortedMap) {
return filterEntries((SortedMap)unfiltered, entryPredicate);
} else if (unfiltered instanceof BiMap) {
return filterEntries((BiMap)unfiltered, entryPredicate);
} else {
Preconditions.checkNotNull(entryPredicate);
return (Map)(unfiltered instanceof Maps.AbstractFilteredMap ? filterFiltered((Maps.AbstractFilteredMap)unfiltered, entryPredicate) : new Maps.FilteredEntryMap((Map)Preconditions.checkNotNull(unfiltered), entryPredicate));
}
}

public static <K, V> SortedMap<K, V> filterEntries(SortedMap<K, V> unfiltered, Predicate<? super Entry<K, V>> entryPredicate) {
return Platform.mapsFilterSortedMap(unfiltered, entryPredicate);
}

static <K, V> SortedMap<K, V> filterSortedIgnoreNavigable(SortedMap<K, V> unfiltered, Predicate<? super Entry<K, V>> entryPredicate) {
Preconditions.checkNotNull(entryPredicate);
return (SortedMap)(unfiltered instanceof Maps.FilteredEntrySortedMap ? filterFiltered((Maps.FilteredEntrySortedMap)unfiltered, entryPredicate) : new Maps.FilteredEntrySortedMap((SortedMap)Preconditions.checkNotNull(unfiltered), entryPredicate));
}

@GwtIncompatible("NavigableMap")
public static <K, V> NavigableMap<K, V> filterEntries(NavigableMap<K, V> unfiltered, Predicate<? super Entry<K, V>> entryPredicate) {
Preconditions.checkNotNull(entryPredicate);
return (NavigableMap)(unfiltered instanceof Maps.FilteredEntryNavigableMap ? filterFiltered((Maps.FilteredEntryNavigableMap)unfiltered, entryPredicate) : new Maps.FilteredEntryNavigableMap((NavigableMap)Preconditions.checkNotNull(unfiltered), entryPredicate));
}

public static <K, V> BiMap<K, V> filterEntries(BiMap<K, V> unfiltered, Predicate<? super Entry<K, V>> entryPredicate) {
Preconditions.checkNotNull(unfiltered);
Preconditions.checkNotNull(entryPredicate);
return (BiMap)(unfiltered instanceof Maps.FilteredEntryBiMap ? filterFiltered((Maps.FilteredEntryBiMap)unfiltered, entryPredicate) : new Maps.FilteredEntryBiMap(unfiltered, entryPredicate));
}

private static <K, V> Map<K, V> filterFiltered(Maps.AbstractFilteredMap<K, V> map, Predicate<? super Entry<K, V>> entryPredicate) {
return new Maps.FilteredEntryMap(map.unfiltered, Predicates.and(map.predicate, entryPredicate));
}

private static <K, V> SortedMap<K, V> filterFiltered(Maps.FilteredEntrySortedMap<K, V> map, Predicate<? super Entry<K, V>> entryPredicate) {
Predicate<Entry<K, V>> predicate = Predicates.and(map.predicate, entryPredicate);
return new Maps.FilteredEntrySortedMap(map.sortedMap(), predicate);
}

@GwtIncompatible("NavigableMap")
private static <K, V> NavigableMap<K, V> filterFiltered(Maps.FilteredEntryNavigableMap<K, V> map, Predicate<? super Entry<K, V>> entryPredicate) {
Predicate<Entry<K, V>> predicate = Predicates.and(map.entryPredicate, entryPredicate);
return new Maps.FilteredEntryNavigableMap(map.unfiltered, predicate);
}

private static <K, V> BiMap<K, V> filterFiltered(Maps.FilteredEntryBiMap<K, V> map, Predicate<? super Entry<K, V>> entryPredicate) {
Predicate<Entry<K, V>> predicate = Predicates.and(map.predicate, entryPredicate);
return new Maps.FilteredEntryBiMap(map.unfiltered(), predicate);
}

@GwtIncompatible("NavigableMap")
public static <K, V> NavigableMap<K, V> unmodifiableNavigableMap(NavigableMap<K, V> map) {
Preconditions.checkNotNull(map);
return (NavigableMap)(map instanceof Maps.UnmodifiableNavigableMap ? map : new Maps.UnmodifiableNavigableMap(map));
}

@Nullable
private static <K, V> Entry<K, V> unmodifiableOrNull(@Nullable Entry<K, V> entry) {
return entry == null ? null : unmodifiableEntry(entry);
}

@GwtIncompatible("NavigableMap")
public static <K, V> NavigableMap<K, V> synchronizedNavigableMap(NavigableMap<K, V> navigableMap) {
return Synchronized.navigableMap(navigableMap);
}

static <V> V safeGet(Map<?, V> map, @Nullable Object key) {
Preconditions.checkNotNull(map);

try {
return map.get(key);
} catch (ClassCastException var3) {
return null;
} catch (NullPointerException var4) {
return null;
}
}

static boolean safeContainsKey(Map<?, ?> map, Object key) {
Preconditions.checkNotNull(map);

try {
return map.containsKey(key);
} catch (ClassCastException var3) {
return false;
} catch (NullPointerException var4) {
return false;
}
}

static <V> V safeRemove(Map<?, V> map, Object key) {
Preconditions.checkNotNull(map);

try {
return map.remove(key);
} catch (ClassCastException var3) {
return null;
} catch (NullPointerException var4) {
return null;
}
}

static boolean containsKeyImpl(Map<?, ?> map, @Nullable Object key) {
return Iterators.contains(keyIterator(map.entrySet().iterator()), key);
}

static boolean containsValueImpl(Map<?, ?> map, @Nullable Object value) {
return Iterators.contains(valueIterator(map.entrySet().iterator()), value);
}

static <K, V> boolean containsEntryImpl(Collection<Entry<K, V>> c, Object o) {
return !(o instanceof Entry) ? false : c.contains(unmodifiableEntry((Entry)o));
}

static <K, V> boolean removeEntryImpl(Collection<Entry<K, V>> c, Object o) {
return !(o instanceof Entry) ? false : c.remove(unmodifiableEntry((Entry)o));
}

static boolean equalsImpl(Map<?, ?> map, Object object) {
if (map == object) {
return true;
} else if (object instanceof Map) {
Map<?, ?> o = (Map)object;
return map.entrySet().equals(o.entrySet());
} else {
return false;
}
}

static String toStringImpl(Map<?, ?> map) {
StringBuilder sb = Collections2.newStringBuilderForCollection(map.size()).append('{');
STANDARD_JOINER.appendTo(sb, map);
return sb.append('}').toString();
}

static <K, V> void putAllImpl(Map<K, V> self, Map<? extends K, ? extends V> map) {
Iterator i$ = map.entrySet().iterator();

while(i$.hasNext()) {
Entry<? extends K, ? extends V> entry = (Entry)i$.next();
self.put(entry.getKey(), entry.getValue());
}

}

@Nullable
static <K> K keyOrNull(@Nullable Entry<K, ?> entry) {
return entry == null ? null : entry.getKey();
}

@Nullable
static <V> V valueOrNull(@Nullable Entry<?, V> entry) {
return entry == null ? null : entry.getValue();
}

static {
STANDARD_JOINER = Collections2.STANDARD_JOINER.withKeyValueSeparator("=");
}

@GwtIncompatible("NavigableMap")
abstract static class DescendingMap<K, V> extends ForwardingMap<K, V> implements NavigableMap<K, V> {
private transient Comparator<? super K> comparator;
private transient Set<Entry<K, V>> entrySet;
private transient NavigableSet<K> navigableKeySet;

DescendingMap() {
}

abstract NavigableMap<K, V> forward();

protected final Map<K, V> delegate() {
return this.forward();
}

public Comparator<? super K> comparator() {
Comparator<? super K> result = this.comparator;
if (result == null) {
Comparator<? super K> forwardCmp = this.forward().comparator();
if (forwardCmp == null) {
forwardCmp = Ordering.natural();
}

result = this.comparator = reverse((Comparator)forwardCmp);
}

return result;
}

private static <T> Ordering<T> reverse(Comparator<T> forward) {
return Ordering.from(forward).reverse();
}

public K firstKey() {
return this.forward().lastKey();
}

public K lastKey() {
return this.forward().firstKey();
}

public Entry<K, V> lowerEntry(K key) {
return this.forward().higherEntry(key);
}

public K lowerKey(K key) {
return this.forward().higherKey(key);
}

public Entry<K, V> floorEntry(K key) {
return this.forward().ceilingEntry(key);
}

public K floorKey(K key) {
return this.forward().ceilingKey(key);
}

public Entry<K, V> ceilingEntry(K key) {
return this.forward().floorEntry(key);
}

public K ceilingKey(K key) {
return this.forward().floorKey(key);
}

public Entry<K, V> higherEntry(K key) {
return this.forward().lowerEntry(key);
}

public K higherKey(K key) {
return this.forward().lowerKey(key);
}

public Entry<K, V> firstEntry() {
return this.forward().lastEntry();
}

public Entry<K, V> lastEntry() {
return this.forward().firstEntry();
}

public Entry<K, V> pollFirstEntry() {
return this.forward().pollLastEntry();
}

public Entry<K, V> pollLastEntry() {
return this.forward().pollFirstEntry();
}

public NavigableMap<K, V> descendingMap() {
return this.forward();
}

public Set<Entry<K, V>> entrySet() {
Set<Entry<K, V>> result = this.entrySet;
return result == null ? (this.entrySet = this.createEntrySet()) : result;
}

abstract Iterator<Entry<K, V>> entryIterator();

Set<Entry<K, V>> createEntrySet() {
return new Maps.EntrySet<K, V>() {
Map<K, V> map() {
return DescendingMap.this;
}

public Iterator<Entry<K, V>> iterator() {
return DescendingMap.this.entryIterator();
}
};
}

public Set<K> keySet() {
return this.navigableKeySet();
}

public NavigableSet<K> navigableKeySet() {
NavigableSet<K> result = this.navigableKeySet;
return result == null ? (this.navigableKeySet = new Maps.NavigableKeySet(this)) : result;
}

public NavigableSet<K> descendingKeySet() {
return this.forward().navigableKeySet();
}

public NavigableMap<K, V> subMap(K fromKey, boolean fromInclusive, K toKey, boolean toInclusive) {
return this.forward().subMap(toKey, toInclusive, fromKey, fromInclusive).descendingMap();
}

public NavigableMap<K, V> headMap(K toKey, boolean inclusive) {
return this.forward().tailMap(toKey, inclusive).descendingMap();
}

public NavigableMap<K, V> tailMap(K fromKey, boolean inclusive) {
return this.forward().headMap(fromKey, inclusive).descendingMap();
}

public SortedMap<K, V> subMap(K fromKey, K toKey) {
return this.subMap(fromKey, true, toKey, false);
}

public SortedMap<K, V> headMap(K toKey) {
return this.headMap(toKey, false);
}

public SortedMap<K, V> tailMap(K fromKey) {
return this.tailMap(fromKey, true);
}

public Collection<V> values() {
return new Maps.Values(this);
}

public String toString() {
return this.standardToString();
}
}

abstract static class EntrySet<K, V> extends ImprovedAbstractSet<Entry<K, V>> {
EntrySet() {
}

abstract Map<K, V> map();

public int size() {
return this.map().size();
}

public void clear() {
this.map().clear();
}

public boolean contains(Object o) {
if (!(o instanceof Entry)) {
return false;
} else {
Entry<?, ?> entry = (Entry)o;
Object key = entry.getKey();
V value = Maps.safeGet(this.map(), key);
return Objects.equal(value, entry.getValue()) && (value != null || this.map().containsKey(key));
}
}

public boolean isEmpty() {
return this.map().isEmpty();
}

public boolean remove(Object o) {
if (this.contains(o)) {
Entry<?, ?> entry = (Entry)o;
return this.map().keySet().remove(entry.getKey());
} else {
return false;
}
}

public boolean removeAll(Collection<?> c) {
try {
return super.removeAll((Collection)Preconditions.checkNotNull(c));
} catch (UnsupportedOperationException var3) {
return Sets.removeAllImpl(this, c.iterator());
}
}

public boolean retainAll(Collection<?> c) {
try {
return super.retainAll((Collection)Preconditions.checkNotNull(c));
} catch (UnsupportedOperationException var7) {
Set<Object> keys = Sets.newHashSetWithExpectedSize(c.size());
Iterator i$ = c.iterator();

while(i$.hasNext()) {
Object o = i$.next();
if (this.contains(o)) {
Entry<?, ?> entry = (Entry)o;
keys.add(entry.getKey());
}
}

return this.map().keySet().retainAll(keys);
}
}
}

static class Values<K, V> extends AbstractCollection<V> {
final Map<K, V> map;

Values(Map<K, V> map) {
this.map = (Map)Preconditions.checkNotNull(map);
}

final Map<K, V> map() {
return this.map;
}

public Iterator<V> iterator() {
return Maps.valueIterator(this.map().entrySet().iterator());
}

public boolean remove(Object o) {
try {
return super.remove(o);
} catch (UnsupportedOperationException var5) {
Iterator i$ = this.map().entrySet().iterator();

Entry entry;
do {
if (!i$.hasNext()) {
return false;
}

entry = (Entry)i$.next();
} while(!Objects.equal(o, entry.getValue()));

this.map().remove(entry.getKey());
return true;
}
}

public boolean removeAll(Collection<?> c) {
try {
return super.removeAll((Collection)Preconditions.checkNotNull(c));
} catch (UnsupportedOperationException var6) {
Set<K> toRemove = Sets.newHashSet();
Iterator i$ = this.map().entrySet().iterator();

while(i$.hasNext()) {
Entry<K, V> entry = (Entry)i$.next();
if (c.contains(entry.getValue())) {
toRemove.add(entry.getKey());
}
}

return this.map().keySet().removeAll(toRemove);
}
}

public boolean retainAll(Collection<?> c) {
try {
return super.retainAll((Collection)Preconditions.checkNotNull(c));
} catch (UnsupportedOperationException var6) {
Set<K> toRetain = Sets.newHashSet();
Iterator i$ = this.map().entrySet().iterator();

while(i$.hasNext()) {
Entry<K, V> entry = (Entry)i$.next();
if (c.contains(entry.getValue())) {
toRetain.add(entry.getKey());
}
}

return this.map().keySet().retainAll(toRetain);
}
}

public int size() {
return this.map().size();
}

public boolean isEmpty() {
return this.map().isEmpty();
}

public boolean contains(@Nullable Object o) {
return this.map().containsValue(o);
}

public void clear() {
this.map().clear();
}
}

@GwtIncompatible("NavigableMap")
static class NavigableKeySet<K, V> extends Maps.SortedKeySet<K, V> implements NavigableSet<K> {
NavigableKeySet(NavigableMap<K, V> map) {
super(map);
}

NavigableMap<K, V> map() {
return (NavigableMap)this.map;
}

public K lower(K e) {
return this.map().lowerKey(e);
}

public K floor(K e) {
return this.map().floorKey(e);
}

public K ceiling(K e) {
return this.map().ceilingKey(e);
}

public K higher(K e) {
return this.map().higherKey(e);
}

public K pollFirst() {
return Maps.keyOrNull(this.map().pollFirstEntry());
}

public K pollLast() {
return Maps.keyOrNull(this.map().pollLastEntry());
}

public NavigableSet<K> descendingSet() {
return this.map().descendingKeySet();
}

public Iterator<K> descendingIterator() {
return this.descendingSet().iterator();
}

public NavigableSet<K> subSet(K fromElement, boolean fromInclusive, K toElement, boolean toInclusive) {
return this.map().subMap(fromElement, fromInclusive, toElement, toInclusive).navigableKeySet();
}

public NavigableSet<K> headSet(K toElement, boolean inclusive) {
return this.map().headMap(toElement, inclusive).navigableKeySet();
}

public NavigableSet<K> tailSet(K fromElement, boolean inclusive) {
return this.map().tailMap(fromElement, inclusive).navigableKeySet();
}

public SortedSet<K> subSet(K fromElement, K toElement) {
return this.subSet(fromElement, true, toElement, false);
}

public SortedSet<K> headSet(K toElement) {
return this.headSet(toElement, false);
}

public SortedSet<K> tailSet(K fromElement) {
return this.tailSet(fromElement, true);
}
}

static class SortedKeySet<K, V> extends Maps.KeySet<K, V> implements SortedSet<K> {
SortedKeySet(SortedMap<K, V> map) {
super(map);
}

SortedMap<K, V> map() {
return (SortedMap)super.map();
}

public Comparator<? super K> comparator() {
return this.map().comparator();
}

public SortedSet<K> subSet(K fromElement, K toElement) {
return new Maps.SortedKeySet(this.map().subMap(fromElement, toElement));
}

public SortedSet<K> headSet(K toElement) {
return new Maps.SortedKeySet(this.map().headMap(toElement));
}

public SortedSet<K> tailSet(K fromElement) {
return new Maps.SortedKeySet(this.map().tailMap(fromElement));
}

public K first() {
return this.map().firstKey();
}

public K last() {
return this.map().lastKey();
}
}

static class KeySet<K, V> extends ImprovedAbstractSet<K> {
final Map<K, V> map;

KeySet(Map<K, V> map) {
this.map = (Map)Preconditions.checkNotNull(map);
}

Map<K, V> map() {
return this.map;
}

public Iterator<K> iterator() {
return Maps.keyIterator(this.map().entrySet().iterator());
}

public int size() {
return this.map().size();
}

public boolean isEmpty() {
return this.map().isEmpty();
}

public boolean contains(Object o) {
return this.map().containsKey(o);
}

public boolean remove(Object o) {
if (this.contains(o)) {
this.map().remove(o);
return true;
} else {
return false;
}
}

public void clear() {
this.map().clear();
}
}

@GwtCompatible
abstract static class ImprovedAbstractMap<K, V> extends AbstractMap<K, V> {
private transient Set<Entry<K, V>> entrySet;
private transient Set<K> keySet;
private transient Collection<V> values;

ImprovedAbstractMap() {
}

abstract Set<Entry<K, V>> createEntrySet();

public Set<Entry<K, V>> entrySet() {
Set<Entry<K, V>> result = this.entrySet;
return result == null ? (this.entrySet = this.createEntrySet()) : result;
}

public Set<K> keySet() {
Set<K> result = this.keySet;
return result == null ? (this.keySet = this.createKeySet()) : result;
}

Set<K> createKeySet() {
return new Maps.KeySet(this);
}

public Collection<V> values() {
Collection<V> result = this.values;
return result == null ? (this.values = this.createValues()) : result;
}

Collection<V> createValues() {
return new Maps.Values(this);
}
}

@GwtIncompatible("NavigableMap")
static class UnmodifiableNavigableMap<K, V> extends ForwardingSortedMap<K, V> implements NavigableMap<K, V>, Serializable {
private final NavigableMap<K, V> delegate;
private transient Maps.UnmodifiableNavigableMap<K, V> descendingMap;

UnmodifiableNavigableMap(NavigableMap<K, V> delegate) {
this.delegate = delegate;
}

UnmodifiableNavigableMap(NavigableMap<K, V> delegate, Maps.UnmodifiableNavigableMap<K, V> descendingMap) {
this.delegate = delegate;
this.descendingMap = descendingMap;
}

protected SortedMap<K, V> delegate() {
return Collections.unmodifiableSortedMap(this.delegate);
}

public Entry<K, V> lowerEntry(K key) {
return Maps.unmodifiableOrNull(this.delegate.lowerEntry(key));
}

public K lowerKey(K key) {
return this.delegate.lowerKey(key);
}

public Entry<K, V> floorEntry(K key) {
return Maps.unmodifiableOrNull(this.delegate.floorEntry(key));
}

public K floorKey(K key) {
return this.delegate.floorKey(key);
}

public Entry<K, V> ceilingEntry(K key) {
return Maps.unmodifiableOrNull(this.delegate.ceilingEntry(key));
}

public K ceilingKey(K key) {
return this.delegate.ceilingKey(key);
}

public Entry<K, V> higherEntry(K key) {
return Maps.unmodifiableOrNull(this.delegate.higherEntry(key));
}

public K higherKey(K key) {
return this.delegate.higherKey(key);
}

public Entry<K, V> firstEntry() {
return Maps.unmodifiableOrNull(this.delegate.firstEntry());
}

public Entry<K, V> lastEntry() {
return Maps.unmodifiableOrNull(this.delegate.lastEntry());
}

public final Entry<K, V> pollFirstEntry() {
throw new UnsupportedOperationException();
}

public final Entry<K, V> pollLastEntry() {
throw new UnsupportedOperationException();
}

public NavigableMap<K, V> descendingMap() {
Maps.UnmodifiableNavigableMap<K, V> result = this.descendingMap;
return result == null ? (this.descendingMap = new Maps.UnmodifiableNavigableMap(this.delegate.descendingMap(), this)) : result;
}

public Set<K> keySet() {
return this.navigableKeySet();
}

public NavigableSet<K> navigableKeySet() {
return Sets.unmodifiableNavigableSet(this.delegate.navigableKeySet());
}

public NavigableSet<K> descendingKeySet() {
return Sets.unmodifiableNavigableSet(this.delegate.descendingKeySet());
}

public SortedMap<K, V> subMap(K fromKey, K toKey) {
return this.subMap(fromKey, true, toKey, false);
}

public SortedMap<K, V> headMap(K toKey) {
return this.headMap(toKey, false);
}

public SortedMap<K, V> tailMap(K fromKey) {
return this.tailMap(fromKey, true);
}

public NavigableMap<K, V> subMap(K fromKey, boolean fromInclusive, K toKey, boolean toInclusive) {
return Maps.unmodifiableNavigableMap(this.delegate.subMap(fromKey, fromInclusive, toKey, toInclusive));
}

public NavigableMap<K, V> headMap(K toKey, boolean inclusive) {
return Maps.unmodifiableNavigableMap(this.delegate.headMap(toKey, inclusive));
}

public NavigableMap<K, V> tailMap(K fromKey, boolean inclusive) {
return Maps.unmodifiableNavigableMap(this.delegate.tailMap(fromKey, inclusive));
}
}

static final class FilteredEntryBiMap<K, V> extends Maps.FilteredEntryMap<K, V> implements BiMap<K, V> {
private final BiMap<V, K> inverse;

private static <K, V> Predicate<Entry<V, K>> inversePredicate(final Predicate<? super Entry<K, V>> forwardPredicate) {
return new Predicate<Entry<V, K>>() {
public boolean apply(Entry<V, K> input) {
return forwardPredicate.apply(Maps.immutableEntry(input.getValue(), input.getKey()));
}
};
}

FilteredEntryBiMap(BiMap<K, V> delegate, Predicate<? super Entry<K, V>> predicate) {
super(delegate, predicate);
this.inverse = new Maps.FilteredEntryBiMap(delegate.inverse(), inversePredicate(predicate), this);
}

private FilteredEntryBiMap(BiMap<K, V> delegate, Predicate<? super Entry<K, V>> predicate, BiMap<V, K> inverse) {
super(delegate, predicate);
this.inverse = inverse;
}

BiMap<K, V> unfiltered() {
return (BiMap)this.unfiltered;
}

public V forcePut(@Nullable K key, @Nullable V value) {
Preconditions.checkArgument(this.apply(key, value));
return this.unfiltered().forcePut(key, value);
}

public BiMap<V, K> inverse() {
return this.inverse;
}

public Set<V> values() {
return this.inverse.keySet();
}
}

@GwtIncompatible("NavigableMap")
private static class FilteredEntryNavigableMap<K, V> extends AbstractNavigableMap<K, V> {
private final NavigableMap<K, V> unfiltered;
private final Predicate<? super Entry<K, V>> entryPredicate;
private final Map<K, V> filteredDelegate;

FilteredEntryNavigableMap(NavigableMap<K, V> unfiltered, Predicate<? super Entry<K, V>> entryPredicate) {
this.unfiltered = (NavigableMap)Preconditions.checkNotNull(unfiltered);
this.entryPredicate = entryPredicate;
this.filteredDelegate = new Maps.FilteredEntryMap(unfiltered, entryPredicate);
}

public Comparator<? super K> comparator() {
return this.unfiltered.comparator();
}

public NavigableSet<K> navigableKeySet() {
return new Maps.NavigableKeySet<K, V>(this) {
public boolean removeAll(Collection<?> c) {
return Iterators.removeIf(FilteredEntryNavigableMap.this.unfiltered.entrySet().iterator(), Predicates.and(FilteredEntryNavigableMap.this.entryPredicate, Maps.keyPredicateOnEntries(Predicates.in(c))));
}

public boolean retainAll(Collection<?> c) {
return Iterators.removeIf(FilteredEntryNavigableMap.this.unfiltered.entrySet().iterator(), Predicates.and(FilteredEntryNavigableMap.this.entryPredicate, Maps.keyPredicateOnEntries(Predicates.not(Predicates.in(c)))));
}
};
}

public Collection<V> values() {
return new Maps.FilteredMapValues(this, this.unfiltered, this.entryPredicate);
}

Iterator<Entry<K, V>> entryIterator() {
return Iterators.filter(this.unfiltered.entrySet().iterator(), this.entryPredicate);
}

Iterator<Entry<K, V>> descendingEntryIterator() {
return Iterators.filter(this.unfiltered.descendingMap().entrySet().iterator(), this.entryPredicate);
}

public int size() {
return this.filteredDelegate.size();
}

public boolean isEmpty() {
return !Iterables.any(this.unfiltered.entrySet(), this.entryPredicate);
}

@Nullable
public V get(@Nullable Object key) {
return this.filteredDelegate.get(key);
}

public boolean containsKey(@Nullable Object key) {
return this.filteredDelegate.containsKey(key);
}

public V put(K key, V value) {
return this.filteredDelegate.put(key, value);
}

public V remove(@Nullable Object key) {
return this.filteredDelegate.remove(key);
}

public void putAll(Map<? extends K, ? extends V> m) {
this.filteredDelegate.putAll(m);
}

public void clear() {
this.filteredDelegate.clear();
}

public Set<Entry<K, V>> entrySet() {
return this.filteredDelegate.entrySet();
}

public Entry<K, V> pollFirstEntry() {
return (Entry)Iterables.removeFirstMatching(this.unfiltered.entrySet(), this.entryPredicate);
}

public Entry<K, V> pollLastEntry() {
return (Entry)Iterables.removeFirstMatching(this.unfiltered.descendingMap().entrySet(), this.entryPredicate);
}

public NavigableMap<K, V> descendingMap() {
return Maps.filterEntries(this.unfiltered.descendingMap(), this.entryPredicate);
}

public NavigableMap<K, V> subMap(K fromKey, boolean fromInclusive, K toKey, boolean toInclusive) {
return Maps.filterEntries(this.unfiltered.subMap(fromKey, fromInclusive, toKey, toInclusive), this.entryPredicate);
}

public NavigableMap<K, V> headMap(K toKey, boolean inclusive) {
return Maps.filterEntries(this.unfiltered.headMap(toKey, inclusive), this.entryPredicate);
}

public NavigableMap<K, V> tailMap(K fromKey, boolean inclusive) {
return Maps.filterEntries(this.unfiltered.tailMap(fromKey, inclusive), this.entryPredicate);
}
}

private static class FilteredEntrySortedMap<K, V> extends Maps.FilteredEntryMap<K, V> implements SortedMap<K, V> {
FilteredEntrySortedMap(SortedMap<K, V> unfiltered, Predicate<? super Entry<K, V>> entryPredicate) {
super(unfiltered, entryPredicate);
}

SortedMap<K, V> sortedMap() {
return (SortedMap)this.unfiltered;
}

public SortedSet<K> keySet() {
return (SortedSet)super.keySet();
}

SortedSet<K> createKeySet() {
return new Maps.FilteredEntrySortedMap.SortedKeySet();
}

public Comparator<? super K> comparator() {
return this.sortedMap().comparator();
}

public K firstKey() {
return this.keySet().iterator().next();
}

public K lastKey() {
SortedMap headMap = this.sortedMap();

while(true) {
K key = headMap.lastKey();
if (this.apply(key, this.unfiltered.get(key))) {
return key;
}

headMap = this.sortedMap().headMap(key);
}
}

public SortedMap<K, V> headMap(K toKey) {
return new Maps.FilteredEntrySortedMap(this.sortedMap().headMap(toKey), this.predicate);
}

public SortedMap<K, V> subMap(K fromKey, K toKey) {
return new Maps.FilteredEntrySortedMap(this.sortedMap().subMap(fromKey, toKey), this.predicate);
}

public SortedMap<K, V> tailMap(K fromKey) {
return new Maps.FilteredEntrySortedMap(this.sortedMap().tailMap(fromKey), this.predicate);
}

class SortedKeySet extends Maps.FilteredEntryMap<K, V>.KeySet implements SortedSet<K> {
SortedKeySet() {
super();
}

public Comparator<? super K> comparator() {
return FilteredEntrySortedMap.this.sortedMap().comparator();
}

public SortedSet<K> subSet(K fromElement, K toElement) {
return (SortedSet)FilteredEntrySortedMap.this.subMap(fromElement, toElement).keySet();
}

public SortedSet<K> headSet(K toElement) {
return (SortedSet)FilteredEntrySortedMap.this.headMap(toElement).keySet();
}

public SortedSet<K> tailSet(K fromElement) {
return (SortedSet)FilteredEntrySortedMap.this.tailMap(fromElement).keySet();
}

public K first() {
return FilteredEntrySortedMap.this.firstKey();
}

public K last() {
return FilteredEntrySortedMap.this.lastKey();
}
}
}

static class FilteredEntryMap<K, V> extends Maps.AbstractFilteredMap<K, V> {
final Set<Entry<K, V>> filteredEntrySet;

FilteredEntryMap(Map<K, V> unfiltered, Predicate<? super Entry<K, V>> entryPredicate) {
super(unfiltered, entryPredicate);
this.filteredEntrySet = Sets.filter(unfiltered.entrySet(), this.predicate);
}

protected Set<Entry<K, V>> createEntrySet() {
return new Maps.FilteredEntryMap.EntrySet(null);
}

Set<K> createKeySet() {
return new Maps.FilteredEntryMap.KeySet();
}

class KeySet extends Maps.KeySet<K, V> {
KeySet() {
super(FilteredEntryMap.this);
}

public boolean remove(Object o) {
if (FilteredEntryMap.this.containsKey(o)) {
FilteredEntryMap.this.unfiltered.remove(o);
return true;
} else {
return false;
}
}

private boolean removeIf(Predicate<? super K> keyPredicate) {
return Iterables.removeIf(FilteredEntryMap.this.unfiltered.entrySet(), Predicates.and(FilteredEntryMap.this.predicate, Maps.keyPredicateOnEntries(keyPredicate)));
}

public boolean removeAll(Collection<?> c) {
return this.removeIf(Predicates.in(c));
}

public boolean retainAll(Collection<?> c) {
return this.removeIf(Predicates.not(Predicates.in(c)));
}

public Object[] toArray() {
return Lists.newArrayList(this.iterator()).toArray();
}

public <T> T[] toArray(T[] array) {
return Lists.newArrayList(this.iterator()).toArray(array);
}
}

private class EntrySet extends ForwardingSet<Entry<K, V>> {
private EntrySet() {
}

protected Set<Entry<K, V>> delegate() {
return FilteredEntryMap.this.filteredEntrySet;
}

public Iterator<Entry<K, V>> iterator() {
return new TransformedIterator<Entry<K, V>, Entry<K, V>>(FilteredEntryMap.this.filteredEntrySet.iterator()) {
Entry<K, V> transform(final Entry<K, V> entry) {
return new ForwardingMapEntry<K, V>() {
protected Entry<K, V> delegate() {
return entry;
}

public V setValue(V newValue) {
Preconditions.checkArgument(FilteredEntryMap.this.apply(this.getKey(), newValue));
return super.setValue(newValue);
}
};
}
};
}
}
}

private static class FilteredKeyMap<K, V> extends Maps.AbstractFilteredMap<K, V> {
Predicate<? super K> keyPredicate;

FilteredKeyMap(Map<K, V> unfiltered, Predicate<? super K> keyPredicate, Predicate<? super Entry<K, V>> entryPredicate) {
super(unfiltered, entryPredicate);
this.keyPredicate = keyPredicate;
}

protected Set<Entry<K, V>> createEntrySet() {
return Sets.filter(this.unfiltered.entrySet(), this.predicate);
}

Set<K> createKeySet() {
return Sets.filter(this.unfiltered.keySet(), this.keyPredicate);
}

public boolean containsKey(Object key) {
return this.unfiltered.containsKey(key) && this.keyPredicate.apply(key);
}
}

private static final class FilteredMapValues<K, V> extends Maps.Values<K, V> {
Map<K, V> unfiltered;
Predicate<? super Entry<K, V>> predicate;

FilteredMapValues(Map<K, V> filteredMap, Map<K, V> unfiltered, Predicate<? super Entry<K, V>> predicate) {
super(filteredMap);
this.unfiltered = unfiltered;
this.predicate = predicate;
}

public boolean remove(Object o) {
return Iterables.removeFirstMatching(this.unfiltered.entrySet(), Predicates.and(this.predicate, Maps.valuePredicateOnEntries(Predicates.equalTo(o)))) != null;
}

private boolean removeIf(Predicate<? super V> valuePredicate) {
return Iterables.removeIf(this.unfiltered.entrySet(), Predicates.and(this.predicate, Maps.valuePredicateOnEntries(valuePredicate)));
}

public boolean removeAll(Collection<?> collection) {
return this.removeIf(Predicates.in(collection));
}

public boolean retainAll(Collection<?> collection) {
return this.removeIf(Predicates.not(Predicates.in(collection)));
}

public Object[] toArray() {
return Lists.newArrayList(this.iterator()).toArray();
}

public <T> T[] toArray(T[] array) {
return Lists.newArrayList(this.iterator()).toArray(array);
}
}

private abstract static class AbstractFilteredMap<K, V> extends Maps.ImprovedAbstractMap<K, V> {
final Map<K, V> unfiltered;
final Predicate<? super Entry<K, V>> predicate;

AbstractFilteredMap(Map<K, V> unfiltered, Predicate<? super Entry<K, V>> predicate) {
this.unfiltered = unfiltered;
this.predicate = predicate;
}

boolean apply(@Nullable Object key, @Nullable V value) {
return this.predicate.apply(Maps.immutableEntry(key, value));
}

public V put(K key, V value) {
Preconditions.checkArgument(this.apply(key, value));
return this.unfiltered.put(key, value);
}

public void putAll(Map<? extends K, ? extends V> map) {
Iterator i$ = map.entrySet().iterator();

while(i$.hasNext()) {
Entry<? extends K, ? extends V> entry = (Entry)i$.next();
Preconditions.checkArgument(this.apply(entry.getKey(), entry.getValue()));
}

this.unfiltered.putAll(map);
}

public boolean containsKey(Object key) {
return this.unfiltered.containsKey(key) && this.apply(key, this.unfiltered.get(key));
}

public V get(Object key) {
V value = this.unfiltered.get(key);
return value != null && this.apply(key, value) ? value : null;
}

public boolean isEmpty() {
return this.entrySet().isEmpty();
}

public V remove(Object key) {
return this.containsKey(key) ? this.unfiltered.remove(key) : null;
}

Collection<V> createValues() {
return new Maps.FilteredMapValues(this, this.unfiltered, this.predicate);
}
}

@GwtIncompatible("NavigableMap")
private static class TransformedEntriesNavigableMap<K, V1, V2> extends Maps.TransformedEntriesSortedMap<K, V1, V2> implements NavigableMap<K, V2> {
TransformedEntriesNavigableMap(NavigableMap<K, V1> fromMap, Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
super(fromMap, transformer);
}

public Entry<K, V2> ceilingEntry(K key) {
return this.transformEntry(this.fromMap().ceilingEntry(key));
}

public K ceilingKey(K key) {
return this.fromMap().ceilingKey(key);
}

public NavigableSet<K> descendingKeySet() {
return this.fromMap().descendingKeySet();
}

public NavigableMap<K, V2> descendingMap() {
return Maps.transformEntries(this.fromMap().descendingMap(), this.transformer);
}

public Entry<K, V2> firstEntry() {
return this.transformEntry(this.fromMap().firstEntry());
}

public Entry<K, V2> floorEntry(K key) {
return this.transformEntry(this.fromMap().floorEntry(key));
}

public K floorKey(K key) {
return this.fromMap().floorKey(key);
}

public NavigableMap<K, V2> headMap(K toKey) {
return this.headMap(toKey, false);
}

public NavigableMap<K, V2> headMap(K toKey, boolean inclusive) {
return Maps.transformEntries(this.fromMap().headMap(toKey, inclusive), this.transformer);
}

public Entry<K, V2> higherEntry(K key) {
return this.transformEntry(this.fromMap().higherEntry(key));
}

public K higherKey(K key) {
return this.fromMap().higherKey(key);
}

public Entry<K, V2> lastEntry() {
return this.transformEntry(this.fromMap().lastEntry());
}

public Entry<K, V2> lowerEntry(K key) {
return this.transformEntry(this.fromMap().lowerEntry(key));
}

public K lowerKey(K key) {
return this.fromMap().lowerKey(key);
}

public NavigableSet<K> navigableKeySet() {
return this.fromMap().navigableKeySet();
}

public Entry<K, V2> pollFirstEntry() {
return this.transformEntry(this.fromMap().pollFirstEntry());
}

public Entry<K, V2> pollLastEntry() {
return this.transformEntry(this.fromMap().pollLastEntry());
}

public NavigableMap<K, V2> subMap(K fromKey, boolean fromInclusive, K toKey, boolean toInclusive) {
return Maps.transformEntries(this.fromMap().subMap(fromKey, fromInclusive, toKey, toInclusive), this.transformer);
}

public NavigableMap<K, V2> subMap(K fromKey, K toKey) {
return this.subMap(fromKey, true, toKey, false);
}

public NavigableMap<K, V2> tailMap(K fromKey) {
return this.tailMap(fromKey, true);
}

public NavigableMap<K, V2> tailMap(K fromKey, boolean inclusive) {
return Maps.transformEntries(this.fromMap().tailMap(fromKey, inclusive), this.transformer);
}

@Nullable
private Entry<K, V2> transformEntry(@Nullable Entry<K, V1> entry) {
return entry == null ? null : Maps.transformEntry(this.transformer, entry);
}

protected NavigableMap<K, V1> fromMap() {
return (NavigableMap)super.fromMap();
}
}

static class TransformedEntriesSortedMap<K, V1, V2> extends Maps.TransformedEntriesMap<K, V1, V2> implements SortedMap<K, V2> {
protected SortedMap<K, V1> fromMap() {
return (SortedMap)this.fromMap;
}

TransformedEntriesSortedMap(SortedMap<K, V1> fromMap, Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
super(fromMap, transformer);
}

public Comparator<? super K> comparator() {
return this.fromMap().comparator();
}

public K firstKey() {
return this.fromMap().firstKey();
}

public SortedMap<K, V2> headMap(K toKey) {
return Platform.mapsTransformEntriesSortedMap(this.fromMap().headMap(toKey), this.transformer);
}

public K lastKey() {
return this.fromMap().lastKey();
}

public SortedMap<K, V2> subMap(K fromKey, K toKey) {
return Platform.mapsTransformEntriesSortedMap(this.fromMap().subMap(fromKey, toKey), this.transformer);
}

public SortedMap<K, V2> tailMap(K fromKey) {
return Platform.mapsTransformEntriesSortedMap(this.fromMap().tailMap(fromKey), this.transformer);
}
}

static class TransformedEntriesMap<K, V1, V2> extends Maps.ImprovedAbstractMap<K, V2> {
final Map<K, V1> fromMap;
final Maps.EntryTransformer<? super K, ? super V1, V2> transformer;

TransformedEntriesMap(Map<K, V1> fromMap, Maps.EntryTransformer<? super K, ? super V1, V2> transformer) {
this.fromMap = (Map)Preconditions.checkNotNull(fromMap);
this.transformer = (Maps.EntryTransformer)Preconditions.checkNotNull(transformer);
}

public int size() {
return this.fromMap.size();
}

public boolean containsKey(Object key) {
return this.fromMap.containsKey(key);
}

public V2 get(Object key) {
V1 value = this.fromMap.get(key);
return value == null && !this.fromMap.containsKey(key) ? null : this.transformer.transformEntry(key, value);
}

public V2 remove(Object key) {
return this.fromMap.containsKey(key) ? this.transformer.transformEntry(key, this.fromMap.remove(key)) : null;
}

public void clear() {
this.fromMap.clear();
}

public Set<K> keySet() {
return this.fromMap.keySet();
}

protected Set<Entry<K, V2>> createEntrySet() {
return new Maps.EntrySet<K, V2>() {
Map<K, V2> map() {
return TransformedEntriesMap.this;
}

public Iterator<Entry<K, V2>> iterator() {
return Iterators.transform(TransformedEntriesMap.this.fromMap.entrySet().iterator(), Maps.asEntryToEntryFunction(TransformedEntriesMap.this.transformer));
}
};
}
}

public interface EntryTransformer<K, V1, V2> {
V2 transformEntry(@Nullable K var1, @Nullable V1 var2);
}

private static class UnmodifiableBiMap<K, V> extends ForwardingMap<K, V> implements BiMap<K, V>, Serializable {
final Map<K, V> unmodifiableMap;
final BiMap<? extends K, ? extends V> delegate;
BiMap<V, K> inverse;
transient Set<V> values;
private static final long serialVersionUID = 0L;

UnmodifiableBiMap(BiMap<? extends K, ? extends V> delegate, @Nullable BiMap<V, K> inverse) {
this.unmodifiableMap = Collections.unmodifiableMap(delegate);
this.delegate = delegate;
this.inverse = inverse;
}

protected Map<K, V> delegate() {
return this.unmodifiableMap;
}

public V forcePut(K key, V value) {
throw new UnsupportedOperationException();
}

public BiMap<V, K> inverse() {
BiMap<V, K> result = this.inverse;
return result == null ? (this.inverse = new Maps.UnmodifiableBiMap(this.delegate.inverse(), this)) : result;
}

public Set<V> values() {
Set<V> result = this.values;
return result == null ? (this.values = Collections.unmodifiableSet(this.delegate.values())) : result;
}
}

private static final class BiMapConverter<A, B> extends Converter<A, B> implements Serializable {
private final BiMap<A, B> bimap;
private static final long serialVersionUID = 0L;

BiMapConverter(BiMap<A, B> bimap) {
this.bimap = (BiMap)Preconditions.checkNotNull(bimap);
}

protected B doForward(A a) {
return convert(this.bimap, a);
}

protected A doBackward(B b) {
return convert(this.bimap.inverse(), b);
}

private static <X, Y> Y convert(BiMap<X, Y> bimap, X input) {
Y output = bimap.get(input);
Preconditions.checkArgument(output != null, "No non-null mapping present for input: %s", new Object[]{input});
return output;
}

public boolean equals(@Nullable Object object) {
if (object instanceof Maps.BiMapConverter) {
Maps.BiMapConverter<?, ?> that = (Maps.BiMapConverter)object;
return this.bimap.equals(that.bimap);
} else {
return false;
}
}

public int hashCode() {
return this.bimap.hashCode();
}

public String toString() {
String var1 = String.valueOf(String.valueOf(this.bimap));
return (new StringBuilder(18 + var1.length())).append("Maps.asConverter(").append(var1).append(")").toString();
}
}

static class UnmodifiableEntrySet<K, V> extends Maps.UnmodifiableEntries<K, V> implements Set<Entry<K, V>> {
UnmodifiableEntrySet(Set<Entry<K, V>> entries) {
super(entries);
}

public boolean equals(@Nullable Object object) {
return Sets.equalsImpl(this, object);
}

public int hashCode() {
return Sets.hashCodeImpl(this);
}
}

static class UnmodifiableEntries<K, V> extends ForwardingCollection<Entry<K, V>> {
private final Collection<Entry<K, V>> entries;

UnmodifiableEntries(Collection<Entry<K, V>> entries) {
this.entries = entries;
}

protected Collection<Entry<K, V>> delegate() {
return this.entries;
}

public Iterator<Entry<K, V>> iterator() {
final Iterator<Entry<K, V>> delegate = super.iterator();
return new UnmodifiableIterator<Entry<K, V>>() {
public boolean hasNext() {
return delegate.hasNext();
}

public Entry<K, V> next() {
return Maps.unmodifiableEntry((Entry)delegate.next());
}
};
}

public Object[] toArray() {
return this.standardToArray();
}

public <T> T[] toArray(T[] array) {
return this.standardToArray(array);
}
}

@GwtIncompatible("NavigableMap")
private static final class NavigableAsMapView<K, V> extends AbstractNavigableMap<K, V> {
private final NavigableSet<K> set;
private final Function<? super K, V> function;

NavigableAsMapView(NavigableSet<K> ks, Function<? super K, V> vFunction) {
this.set = (NavigableSet)Preconditions.checkNotNull(ks);
this.function = (Function)Preconditions.checkNotNull(vFunction);
}

public NavigableMap<K, V> subMap(K fromKey, boolean fromInclusive, K toKey, boolean toInclusive) {
return Maps.asMap(this.set.subSet(fromKey, fromInclusive, toKey, toInclusive), this.function);
}

public NavigableMap<K, V> headMap(K toKey, boolean inclusive) {
return Maps.asMap(this.set.headSet(toKey, inclusive), this.function);
}

public NavigableMap<K, V> tailMap(K fromKey, boolean inclusive) {
return Maps.asMap(this.set.tailSet(fromKey, inclusive), this.function);
}

public Comparator<? super K> comparator() {
return this.set.comparator();
}

@Nullable
public V get(@Nullable Object key) {
return Collections2.safeContains(this.set, key) ? this.function.apply(key) : null;
}

public void clear() {
this.set.clear();
}

Iterator<Entry<K, V>> entryIterator() {
return Maps.asMapEntryIterator(this.set, this.function);
}

Iterator<Entry<K, V>> descendingEntryIterator() {
return this.descendingMap().entrySet().iterator();
}

public NavigableSet<K> navigableKeySet() {
return Maps.removeOnlyNavigableSet(this.set);
}

public int size() {
return this.set.size();
}

public NavigableMap<K, V> descendingMap() {
return Maps.asMap(this.set.descendingSet(), this.function);
}
}

private static class SortedAsMapView<K, V> extends Maps.AsMapView<K, V> implements SortedMap<K, V> {
SortedAsMapView(SortedSet<K> set, Function<? super K, V> function) {
super(set, function);
}

SortedSet<K> backingSet() {
return (SortedSet)super.backingSet();
}

public Comparator<? super K> comparator() {
return this.backingSet().comparator();
}

public Set<K> keySet() {
return Maps.removeOnlySortedSet(this.backingSet());
}

public SortedMap<K, V> subMap(K fromKey, K toKey) {
return Platform.mapsAsMapSortedSet(this.backingSet().subSet(fromKey, toKey), this.function);
}

public SortedMap<K, V> headMap(K toKey) {
return Platform.mapsAsMapSortedSet(this.backingSet().headSet(toKey), this.function);
}

public SortedMap<K, V> tailMap(K fromKey) {
return Platform.mapsAsMapSortedSet(this.backingSet().tailSet(fromKey), this.function);
}

public K firstKey() {
return this.backingSet().first();
}

public K lastKey() {
return this.backingSet().last();
}
}

private static class AsMapView<K, V> extends Maps.ImprovedAbstractMap<K, V> {
private final Set<K> set;
final Function<? super K, V> function;

Set<K> backingSet() {
return this.set;
}

AsMapView(Set<K> set, Function<? super K, V> function) {
this.set = (Set)Preconditions.checkNotNull(set);
this.function = (Function)Preconditions.checkNotNull(function);
}

public Set<K> createKeySet() {
return Maps.removeOnlySet(this.backingSet());
}

Collection<V> createValues() {
return Collections2.transform(this.set, this.function);
}

public int size() {
return this.backingSet().size();
}

public boolean containsKey(@Nullable Object key) {
return this.backingSet().contains(key);
}

public V get(@Nullable Object key) {
return Collections2.safeContains(this.backingSet(), key) ? this.function.apply(key) : null;
}

public V remove(@Nullable Object key) {
return this.backingSet().remove(key) ? this.function.apply(key) : null;
}

public void clear() {
this.backingSet().clear();
}

protected Set<Entry<K, V>> createEntrySet() {
return new Maps.EntrySet<K, V>() {
Map<K, V> map() {
return AsMapView.this;
}

public Iterator<Entry<K, V>> iterator() {
return Maps.asMapEntryIterator(AsMapView.this.backingSet(), AsMapView.this.function);
}
};
}
}

static class SortedMapDifferenceImpl<K, V> extends Maps.MapDifferenceImpl<K, V> implements SortedMapDifference<K, V> {
SortedMapDifferenceImpl(SortedMap<K, V> onlyOnLeft, SortedMap<K, V> onlyOnRight, SortedMap<K, V> onBoth, SortedMap<K, ValueDifference<V>> differences) {
super(onlyOnLeft, onlyOnRight, onBoth, differences);
}

public SortedMap<K, ValueDifference<V>> entriesDiffering() {
return (SortedMap)super.entriesDiffering();
}

public SortedMap<K, V> entriesInCommon() {
return (SortedMap)super.entriesInCommon();
}

public SortedMap<K, V> entriesOnlyOnLeft() {
return (SortedMap)super.entriesOnlyOnLeft();
}

public SortedMap<K, V> entriesOnlyOnRight() {
return (SortedMap)super.entriesOnlyOnRight();
}
}

static class ValueDifferenceImpl<V> implements ValueDifference<V> {
private final V left;
private final V right;

static <V> ValueDifference<V> create(@Nullable V left, @Nullable V right) {
return new Maps.ValueDifferenceImpl(left, right);
}

private ValueDifferenceImpl(@Nullable V left, @Nullable V right) {
this.left = left;
this.right = right;
}

public V leftValue() {
return this.left;
}

public V rightValue() {
return this.right;
}

public boolean equals(@Nullable Object object) {
if (!(object instanceof ValueDifference)) {
return false;
} else {
ValueDifference<?> that = (ValueDifference)object;
return Objects.equal(this.left, that.leftValue()) && Objects.equal(this.right, that.rightValue());
}
}

public int hashCode() {
return Objects.hashCode(new Object[]{this.left, this.right});
}

public String toString() {
String var1 = String.valueOf(String.valueOf(this.left));
String var2 = String.valueOf(String.valueOf(this.right));
return (new StringBuilder(4 + var1.length() + var2.length())).append("(").append(var1).append(", ").append(var2).append(")").toString();
}
}

static class MapDifferenceImpl<K, V> implements MapDifference<K, V> {
final Map<K, V> onlyOnLeft;
final Map<K, V> onlyOnRight;
final Map<K, V> onBoth;
final Map<K, ValueDifference<V>> differences;

MapDifferenceImpl(Map<K, V> onlyOnLeft, Map<K, V> onlyOnRight, Map<K, V> onBoth, Map<K, ValueDifference<V>> differences) {
this.onlyOnLeft = Maps.unmodifiableMap(onlyOnLeft);
this.onlyOnRight = Maps.unmodifiableMap(onlyOnRight);
this.onBoth = Maps.unmodifiableMap(onBoth);
this.differences = Maps.unmodifiableMap(differences);
}

public boolean areEqual() {
return this.onlyOnLeft.isEmpty() && this.onlyOnRight.isEmpty() && this.differences.isEmpty();
}

public Map<K, V> entriesOnlyOnLeft() {
return this.onlyOnLeft;
}

public Map<K, V> entriesOnlyOnRight() {
return this.onlyOnRight;
}

public Map<K, V> entriesInCommon() {
return this.onBoth;
}

public Map<K, ValueDifference<V>> entriesDiffering() {
return this.differences;
}

public boolean equals(Object object) {
if (object == this) {
return true;
} else if (!(object instanceof MapDifference)) {
return false;
} else {
MapDifference<?, ?> other = (MapDifference)object;
return this.entriesOnlyOnLeft().equals(other.entriesOnlyOnLeft()) && this.entriesOnlyOnRight().equals(other.entriesOnlyOnRight()) && this.entriesInCommon().equals(other.entriesInCommon()) && this.entriesDiffering().equals(other.entriesDiffering());
}
}

public int hashCode() {
return Objects.hashCode(new Object[]{this.entriesOnlyOnLeft(), this.entriesOnlyOnRight(), this.entriesInCommon(), this.entriesDiffering()});
}

public String toString() {
if (this.areEqual()) {
return "equal";
} else {
StringBuilder result = new StringBuilder("not equal");
if (!this.onlyOnLeft.isEmpty()) {
result.append(": only on left=").append(this.onlyOnLeft);
}

if (!this.onlyOnRight.isEmpty()) {
result.append(": only on right=").append(this.onlyOnRight);
}

if (!this.differences.isEmpty()) {
result.append(": value differences=").append(this.differences);
}

return result.toString();
}
}
}

private static enum EntryFunction implements Function<Entry<?, ?>, Object> {
KEY {
@Nullable
public Object apply(Entry<?, ?> entry) {
return entry.getKey();
}
},
VALUE {
@Nullable
public Object apply(Entry<?, ?> entry) {
return entry.getValue();
}
};

private EntryFunction() {
}
}
}
\\\\\\
这里的
Function
//
// Source code recreated from a .class file by IntelliJ IDEA
// (powered by Fernflower decompiler)
//

package com.google.common.base;

import com.google.common.annotations.GwtCompatible;
import javax.annotation.Nullable;

@GwtCompatible
public interface Function<F, T> {
@Nullable
T apply(@Nullable F var1);

boolean equals(@Nullable Object var1);
}

原文地址:https://www.cnblogs.com/YuyuanNo1/p/8864482.html