org.apache.commons.httpclient工具类(封装的HttpUtil)

import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import java.net.URLEncoder;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.apache.commons.httpclient.DefaultHttpMethodRetryHandler;
import org.apache.commons.httpclient.Header;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.HttpException;
import org.apache.commons.httpclient.UsernamePasswordCredentials;
import org.apache.commons.httpclient.auth.AuthScope;
import org.apache.commons.httpclient.contrib.ssl.AuthSSLProtocolSocketFactory;
import org.apache.commons.httpclient.methods.GetMethod;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.StringRequestEntity;
import org.apache.commons.httpclient.methods.multipart.FilePart;
import org.apache.commons.httpclient.methods.multipart.MultipartRequestEntity;
import org.apache.commons.httpclient.methods.multipart.Part;
import org.apache.commons.httpclient.methods.multipart.StringPart;
import org.apache.commons.httpclient.protocol.Protocol;
import org.apache.commons.io.IOUtils;

public class HttpFixture {
    protected String url = null;
    protected Map<String, String> paramlist = new HashMap();
    protected Map<String, String> headerlist = new HashMap();
    protected int status = 0;
    protected byte[] responseBody = null;
    protected String Body = "";
    protected Header[] headers = null;
    protected int fileno = 1;
    protected String requestbody = "";
    protected String encode = "utf-8";
    private HttpClient client = null;
    protected int requesttimeout = 120000;
    protected int connecttimeout = 20000;
    private boolean DoAuth = false;
    private boolean mutualAuth = false;
    private boolean isFileUpload = false;
    private List<Part> multiRequestList = new ArrayList();
    private boolean canAutoJump = false;

    public void setRequesttimeout(int time) {
        this.requesttimeout = time;
    }

    public void setConnecttimeout(int time) {
        this.connecttimeout = time;
    }

    public boolean isFileUpload() {
        return this.isFileUpload;
    }

    public void setFileUpload(boolean isFileUpload) {
        this.isFileUpload = isFileUpload;
    }

    public HttpClient getClient() {
        return this.client;
    }

    public void setClient(HttpClient client) {
        this.client = client;
    }

    public void setCanAutoJump(boolean canAutoJump) {
        this.canAutoJump = canAutoJump;
    }

    public int getStatus() {
        return this.status;
    }

    public void nextRequest() {
        this.url = null;
        this.paramlist = new HashMap();
        this.status = 0;
        this.responseBody = null;
        this.Body = "";
        this.headers = null;
        this.requestbody = "";
        this.isFileUpload = false;
        this.multiRequestList = new ArrayList();
    }

    public void clearDefinedheaders() {
        this.headerlist = new HashMap();
    }

    public HttpFixture() {
        this.client = new HttpClient(new MultiThreadedHttpConnectionManager());
    }

    public HttpFixture(String authip, int autport, String creuser, String crepass) {
        this.client = new HttpClient();
        this.client.getState().setCredentials(new AuthScope(authip, autport), new UsernamePasswordCredentials(creuser, crepass));
        this.DoAuth = true;
    }

    public HttpFixture(String authip, int autport, String sslVersion) {
        this.client = new HttpClient();
        this.setSslVerion();
    }

    public void setSslVerion() {
        String scheme = "https";
        Protocol baseHttps = Protocol.getProtocol(scheme);
        NewSSLSocketFactory newSSLSocketFactory = new NewSSLSocketFactory();
        newSSLSocketFactory.setSslVersion("TLSv1.2");
        Protocol authhttps = new Protocol(scheme, newSSLSocketFactory, 443);
        Protocol.registerProtocol(scheme, authhttps);
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public HttpFixture(String authip, int autport, String creuser, String crepass, URL keystore, String keystorepass, URL trustkeystore, String trustkeystorepass) {
        this.client = new HttpClient();
        this.setSslVerion();
        this.client.getParams().setAuthenticationPreemptive(true);
        this.client.getState().setCredentials(new AuthScope(authip, autport), new UsernamePasswordCredentials(creuser, crepass));
        Protocol authhttps = new Protocol("https", new AuthSSLProtocolSocketFactory(keystore, keystorepass, trustkeystore, trustkeystorepass), autport);
        Protocol.registerProtocol("https", authhttps);
        this.DoAuth = true;
        this.mutualAuth = true;
    }

    public void setEncode(String encode) {
        this.encode = encode;
    }

    public void addParamValue(String paramname, String value) {
        try {
            if (!this.isFileUpload) {
                if (paramname.length() != paramname.getBytes().length && value.length() != value.getBytes().length) {
                    this.requestbody = this.requestbody + URLEncoder.encode(paramname, this.encode) + "=" + URLEncoder.encode(value, this.encode) + "&";
                }

                if (paramname.length() == paramname.getBytes().length && value.length() != value.getBytes().length) {
                    this.requestbody = this.requestbody + paramname + "=" + URLEncoder.encode(value, this.encode) + "&";
                }

                if (paramname.length() != paramname.getBytes().length && value.length() == value.getBytes().length) {
                    this.requestbody = this.requestbody + URLEncoder.encode(paramname, this.encode) + "=" + value + "&";
                }

                if (paramname.length() == paramname.getBytes().length && value.length() == value.getBytes().length) {
                    this.requestbody = this.requestbody + paramname + "=" + value + "&";
                }
            } else {
                this.multiRequestList.add(new StringPart(paramname, value, this.encode));
            }
        } catch (UnsupportedEncodingException var4) {
            var4.printStackTrace();
        }

    }

    public void addFileParamValue(String paramname, String filePath) {
        try {
            this.multiRequestList.add(new FilePart(paramname, new File(filePath)));
        } catch (FileNotFoundException var4) {
            var4.printStackTrace();
        }

    }

    public void addParamValue2(String paramname, String value) {
        try {
            this.requestbody = this.requestbody + URLEncoder.encode(paramname, this.encode) + "=" + URLEncoder.encode(value, this.encode) + "&";
        } catch (UnsupportedEncodingException var4) {
            var4.printStackTrace();
        }

    }

    public void addHeaderValue(String headername, String headervalue) {
        this.headerlist.put(headername, headervalue);
    }

    public String getHeaderValue(String headername) {
        return (String)this.headerlist.get(headername);
    }

    public void addRequestBody(String reqbody) {
        this.requestbody = this.requestbody + reqbody;
    }

    public String getResponseheader(String headername) {
        Header[] var5 = this.headers;
        int var4 = this.headers.length;

        for(int var3 = 0; var3 < var4; ++var3) {
            Header header = var5[var3];
            if (header.getName().equals(headername)) {
                return header.getValue();
            }
        }

        return "";
    }

    public String getResponseheaders() {
        String headerstr = "";
        Header[] var5 = this.headers;
        int var4 = this.headers.length;

        for(int var3 = 0; var3 < var4; ++var3) {
            Header header = var5[var3];
            headerstr = headerstr + header.getName() + "=" + header.getValue() + ";";
        }

        return headerstr;
    }

    public void Get() {
        String paramstring;
        if (!this.url.contains("?")) {
            paramstring = this.url + "?";
        } else {
            paramstring = this.url + "&";
        }

        paramstring = paramstring + this.requestbody;
        GetMethod method = new GetMethod(paramstring);
        if (this.DoAuth) {
            method.setDoAuthentication(this.DoAuth);
        }

        method.getParams().setParameter("http.method.retry-handler", new DefaultHttpMethodRetryHandler());
        method.getParams().setParameter("http.socket.timeout", this.requesttimeout);
        this.client.getHttpConnectionManager().getParams().setConnectionTimeout(this.connecttimeout);
        Iterator iter1 = this.headerlist.entrySet().iterator();

        while(iter1.hasNext()) {
            Entry entry = (Entry)iter1.next();

            try {
                method.addRequestHeader((String)entry.getKey(), (String)entry.getValue());
            } catch (Exception var13) {
                var13.printStackTrace();
            }
        }

        try {
            this.status = this.client.executeMethod(method);
            this.responseBody = IOUtils.toByteArray(method.getResponseBodyAsStream());
            this.headers = method.getResponseHeaders();
            this.Body = new String(this.responseBody, this.encode);
        } catch (HttpException var10) {
            var10.printStackTrace();
        } catch (IOException var11) {
            var11.printStackTrace();
        } finally {
            method.releaseConnection();
        }

    }

    public void Post() {
        if (this.url.startsWith("https") && !this.mutualAuth) {
            this.setSslVerion();
        }

        PostMethod method = new PostMethod(this.url);
        if (this.DoAuth) {
            method.setDoAuthentication(this.DoAuth);
        }

        method.getParams().setParameter("http.method.retry-handler", new DefaultHttpMethodRetryHandler());
        method.getParams().setParameter("http.socket.timeout", this.requesttimeout);
        this.client.getHttpConnectionManager().getParams().setConnectionTimeout(this.connecttimeout);
        String newuri;
        if (!this.isFileUpload) {
            Iterator iter1 = this.headerlist.entrySet().iterator();

            while(iter1.hasNext()) {
                Entry entry = (Entry)iter1.next();

                try {
                    method.addRequestHeader((String)entry.getKey(), (String)entry.getValue());
                } catch (Exception var12) {
                    var12.printStackTrace();
                }
            }

            try {
                newuri = "";
                if (this.getHeaderValue("contentType") != null) {
                    newuri = this.getHeaderValue("contentType");
                }

                StringRequestEntity a1 = new StringRequestEntity(this.requestbody, newuri, this.encode);
                method.setRequestEntity(a1);
            } catch (UnsupportedEncodingException var11) {
                var11.printStackTrace();
            }
        } else {
            Part[] parts = (Part[])this.multiRequestList.toArray(new Part[this.multiRequestList.size()]);
            MultipartRequestEntity mre = new MultipartRequestEntity(parts, method.getParams());
            method.setRequestEntity(mre);
        }

        try {
            this.status = this.client.executeMethod(method);
            this.responseBody = IOUtils.toByteArray(method.getResponseBodyAsStream());
            this.headers = method.getResponseHeaders();
            this.Body = new String(this.responseBody, this.encode);
            if (this.status != 200) {
                while(true) {
                    while(this.canAutoJump && this.status == 302 || this.status == 301 || this.status == 303 || this.status == 307) {
                        Header header = method.getResponseHeader("location");
                        System.out.println("获取到跳转header>>>" + header);
                        if (header != null) {
                            newuri = header.getValue();
                            if (newuri == null || newuri.equals("")) {
                                newuri = "/";
                            }

                            GetMethod redirect = new GetMethod(newuri);
                            this.status = this.client.executeMethod(redirect);
                            System.out.println("Redirect:" + redirect.getStatusLine().toString());
                            this.responseBody = IOUtils.toByteArray(redirect.getResponseBodyAsStream());
                            this.headers = redirect.getResponseHeaders();
                            this.Body = new String(this.responseBody, this.encode);
                        } else {
                            System.out.println("Invalid redirect");
                        }
                    }

                    return;
                }
            }
        } catch (HttpException var13) {
            var13.printStackTrace();
        } catch (IOException var14) {
            var14.printStackTrace();
        } finally {
            method.releaseConnection();
        }

    }

    public boolean saveResponse2File(String filename) throws FileNotFoundException {
        Date dateNow = new Date();
        String[] filepath = filename.split("\\");
        String filep = "";

        for(int i = 0; i < filepath.length - 1; ++i) {
            filep = filep + filepath[i] + "\";
        }

        File path = new File(filep);
        if (!path.isDirectory()) {
            path.mkdir();
        }

        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy年MM月dd日HH时mm分ss秒");
        String dateNowStr = dateFormat.format(dateNow);
        FileOutputStream fis = new FileOutputStream(filename + dateNowStr + this.fileno + ".html", true);
        ++this.fileno;

        try {
            fis.write(this.responseBody);
        } catch (Exception var11) {
            var11.printStackTrace();
            return false;
        }

        try {
            fis.close();
            return true;
        } catch (IOException var10) {
            var10.printStackTrace();
            return false;
        }
    }

    public boolean findFileStringinResponse(String filename) {
        BufferedInputStream bufferedInputStream = null;

        try {
            File file = new File(filename);
            if (filename == null || filename.equals("")) {
                throw new NullPointerException("无效的文件路径");
            }

            long len = file.length();
            byte[] bytes = new byte[(int)len];
            bufferedInputStream = new BufferedInputStream(new FileInputStream(file));
            int r = bufferedInputStream.read(bytes);
            if ((long)r != len) {
                throw new IOException("读取文件不正确");
            }

            bufferedInputStream.close();
            String content = new String(bytes, this.encode);
            if (content.equals("MYHTTPCLIENT_ZERORESPONSE")) {
                boolean kongresult = this.responseBody.length == 0;
                boolean var14 = this.responseBody.length == 0;
                return var14;
            }

            try {
                byte[] des = bytes;
                int a = 0;

                while(a < this.responseBody.length - des.length + 1) {
                    boolean result = true;
                    int b = 0;

                    while(true) {
                        if (b < des.length) {
                            if (this.responseBody[a + b] == des[b]) {
                                ++b;
                                continue;
                            }

                            result = false;
                        }

                        if (result) {
                            return true;
                        }

                        ++a;
                        break;
                    }
                }
            } catch (Exception var27) {
                var27.printStackTrace();
            }
        } catch (FileNotFoundException var28) {
            var28.printStackTrace();
            return false;
        } catch (IOException var29) {
            var29.printStackTrace();
            return false;
        } finally {
            try {
                bufferedInputStream.close();
            } catch (IOException var26) {
                var26.printStackTrace();
                return false;
            }
        }

        return false;
    }

    public boolean FileMatchResponse(String filename) {
        BufferedInputStream bufferedInputStream = null;

        try {
            File file = new File(filename);
            if (filename != null && !filename.equals("")) {
                long len = file.length();
                byte[] bytes = new byte[(int)len];
                bufferedInputStream = new BufferedInputStream(new FileInputStream(file));
                int r = bufferedInputStream.read(bytes);
                if ((long)r != len) {
                    throw new IOException("读取文件不正确");
                }

                bufferedInputStream.close();
                String content = new String(bytes, this.encode);
                boolean var12;
                if (content.equals("MYHTTPCLIENT_ZERORESPONSE")) {
                    var12 = this.responseBody.length == 0;
                    return var12;
                }

                String responseaim = new String(this.responseBody, this.encode);
                boolean matchresult = responseaim.matches(content);
                var12 = matchresult;
                return var12;
            }

            throw new NullPointerException("无效的文件路径");
        } catch (FileNotFoundException var23) {
            var23.printStackTrace();
        } catch (IOException var24) {
            var24.printStackTrace();
            return false;
        } finally {
            try {
                bufferedInputStream.close();
            } catch (IOException var22) {
                var22.printStackTrace();
                return false;
            }
        }

        return false;
    }

    public boolean ResponseMatch(String content) {
        if (content.equals("MYHTTPCLIENT_ZERORESPONSE")) {
            boolean kongresult = this.responseBody.length == 0;
            return kongresult;
        } else {
            try {
                String responseaim = new String(this.responseBody, this.encode);
                boolean result = responseaim.matches(content);
                return result;
            } catch (Exception var4) {
                var4.printStackTrace();
                return false;
            }
        }
    }

    public boolean findStringinResponse(String content) {
        if (content.equals("MYHTTPCLIENT_ZERORESPONSE")) {
            return this.responseBody.length == 0;
        } else {
            try {
                byte[] des = content.getBytes(this.encode);

                for(int a = 0; a < this.responseBody.length - des.length + 1; ++a) {
                    boolean result = true;

                    for(int b = 0; b < des.length; ++b) {
                        if (this.responseBody[a + b] != des[b]) {
                            result = false;
                            break;
                        }
                    }

                    if (result) {
                        return true;
                    }
                }
            } catch (UnsupportedEncodingException var6) {
                var6.printStackTrace();
            }

            return false;
        }
    }

    public int findNumberofStringinResponse(String content) {
        if (content != null && !content.equals("")) {
            int count = 0;

            try {
                byte[] des = content.getBytes(this.encode);

                for(int a = 0; a < this.responseBody.length - des.length + 1; ++a) {
                    boolean result = true;

                    for(int b = 0; b < des.length; ++b) {
                        if (this.responseBody[a + b] != des[b]) {
                            result = false;
                            break;
                        }
                    }

                    if (result) {
                        ++count;
                    }
                }
            } catch (UnsupportedEncodingException var7) {
                var7.printStackTrace();
            }

            return count;
        } else {
            return 0;
        }
    }

    public String saveParamLeftstrRightstr(String leftstr, String rightstr) {
        byte[] content = (byte[])null;

        try {
            byte[] left = leftstr.getBytes(this.encode);
            byte[] right = rightstr.getBytes(this.encode);

            for(int a = 0; a < this.responseBody.length - left.length - right.length + 1; ++a) {
                boolean result = true;

                int a1;
                for(a1 = 0; a1 < left.length; ++a1) {
                    if (this.responseBody[a + a1] != left[a1]) {
                        result = false;
                        break;
                    }
                }

                if (result) {
                    int start = a + left.length;

                    for(a1 = start; a1 < this.responseBody.length - right.length + 1; ++a1) {
                        boolean result2 = true;

                        int j;
                        for(j = 0; j < right.length; ++j) {
                            if (this.responseBody[a1 + j] != right[j]) {
                                result2 = false;
                                break;
                            }
                        }

                        if (result2) {
                            int end = a1 - 1;
                            if (start > end) {
                                return "";
                            }

                            content = new byte[end - start + 1];
                            j = 0;

                            for(int a2 = start; a2 <= end; ++a2) {
                                content[j] = this.responseBody[a2];
                                ++j;
                            }

                            String collstr = new String(content, this.encode);
                            return collstr;
                        }
                    }
                }
            }
        } catch (UnsupportedEncodingException var14) {
            ;
        }

        return "";
    }

    public String getResponseBody() {
        return this.Body;
    }
}

maven依赖说明
commons-httpclient 是 apache-commons 项目下的一个子项目，后来被 HttpComponents 取代，后者提供了更好的性能和更大的灵活性。

commons-httpclient的GAV地址为
<dependency>
<groupId>commons-httpclient</groupId>
<artifactId>commons-httpclient</artifactId>
<version>3.1</version>
</dependency>
其最新版本为3.1，且已经不再更新；


HttpComponents的GAV地址为
<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpclient -->
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.5.5</version>
</dependency>

实例：

 public void login(HttpFixture request) {
        Reporter.log("正在登录FSC系统...");
        request.setUrl(this.loginUrl);
        request.addHeaderValue("Content-Type", "application/x-www-form-urlencoded");
        request.addParamValue("method", "login");
        request.addParamValue("userName", this.username);
        request.addParamValue("password", this.password);
        request.addParamValue("tokenPWD", "");
        request.Post();
        request.nextRequest();

        request.setUrl("http://fscposs.com/fscposs/ftl/fscposs/main.jsp");
        request.Get();

        if (request.findStringinResponse("欢迎登陆")) {
            Reporter.log("登录FSC系统成功.");
        } else {
            Reporter.FALSE("登录FSC系统失败.");
        }
        request.nextRequest();
    }