solrcloud

 1 @Test
 2     public void querySolrCloud(){
 3         String zkHost = "127.0.0.1:2181";
 4         String defaultCollection = "test";
 5         try {
 6             CloudSolrServer cloudServer = new CloudSolrServer(zkHost);
 7             cloudServer.setDefaultCollection(defaultCollection);
 8             ModifiableSolrParams params = new ModifiableSolrParams();
 9             params.set("q", "*:*");
10             params.set("start", "0");
11             QueryResponse response = cloudServer.query(params);
12             SolrDocumentList results = response.getResults();
13             for(int i=0; i<results.size(); i++){
14                 System.out.println(results.get(i));
15             }
16         } catch (MalformedURLException e) {
17             // TODO Auto-generated catch block
18             e.printStackTrace();
19         } catch (SolrServerException e) {
20             // TODO Auto-generated catch block
21             e.printStackTrace();
22         }
23     }

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如下，出现类似 Exception in thread "main" org.apache.solr.common.SolrException: Unknown document router '{name=compositeId}' 异常时，一般是java客户客户版本不一致导致的错误

 1 Exception in thread "main" org.apache.solr.common.SolrException: Unknown document router '{name=compositeId}'
 2     at org.apache.solr.common.cloud.DocRouter.getDocRouter(DocRouter.java:46)
 3     at org.apache.solr.common.cloud.ClusterState.collectionFromObjects(ClusterState.java:242)
 4     at org.apache.solr.common.cloud.ClusterState.load(ClusterState.java:219)
 5     at org.apache.solr.common.cloud.ClusterState.load(ClusterState.java:195)
 6     at org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:286)
 7     at org.apache.solr.client.solrj.impl.CloudSolrServer.connect(CloudSolrServer.java:144)
 8     at org.apache.solr.client.solrj.impl.CloudSolrServer.request(CloudSolrServer.java:168)
 9     at org.apache.solr.client.solrj.request.QueryRequest.process(QueryRequest.java:90)
10     at org.apache.solr.client.solrj.SolrServer.query(SolrServer.java:301)
11     at com.teshehui.SolrTest.main(SolrTest.java:69)

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