Example usage for org.apache.http.protocol HttpContext setAttribute

Introduction

In this page you can find the example usage for org.apache.http.protocol HttpContext setAttribute.

Prototype

void setAttribute(String str, Object obj);

Source Link

Usage

From source file:com.mtea.macrotea_httpclient_study.ClientCustomContext.java

public final static void main(String[] args) throws Exception {

    HttpClient httpclient = new DefaultHttpClient();
    try {/*  w  w w.ja  v  a  2s . c  o  m*/
        // CookieStore 
        CookieStore cookieStore = new BasicCookieStore();

        // HttpContext 
        HttpContext localContext = new BasicHttpContext();

        //HttpContextCookieStore
        localContext.setAttribute(ClientContext.COOKIE_STORE, cookieStore);

        HttpGet httpget = new HttpGet("http://www.google.com/");

        System.out.println("executing request " + httpget.getURI());

        // ?
        HttpResponse response = httpclient.execute(httpget, localContext);
        HttpEntity entity = response.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(response.getStatusLine());
        if (entity != null) {
            System.out.println("Response content length: " + entity.getContentLength());
        }

        //???cookie
        List<Cookie> cookies = cookieStore.getCookies();
        for (int i = 0; i < cookies.size(); i++) {
            System.out.println("Local cookie: " + cookies.get(i));
        }

        //
        EntityUtils.consume(entity);

        System.out.println("----------------------------------------");

    } finally {
        //??httpclient???
        httpclient.getConnectionManager().shutdown();
    }
}

From source file:com.hilatest.httpclient.apacheexample.ClientCustomContext.java

public final static void main(String[] args) throws Exception {

    HttpClient httpclient = new DefaultHttpClient();

    // Create a local instance of cookie store
    CookieStore cookieStore = new BasicCookieStore();

    // Create local HTTP context
    HttpContext localContext = new BasicHttpContext();
    // Bind custom cookie store to the local context
    localContext.setAttribute(ClientContext.COOKIE_STORE, cookieStore);

    HttpGet httpget = new HttpGet("http://www.google.com/");

    System.out.println("executing request " + httpget.getURI());

    // Pass local context as a parameter
    HttpResponse response = httpclient.execute(httpget, localContext);
    HttpEntity entity = response.getEntity();

    System.out.println("----------------------------------------");
    System.out.println(response.getStatusLine());
    if (entity != null) {
        System.out.println("Response content length: " + entity.getContentLength());
    }//from w  w  w  . j  a  va2 s  . c  o  m
    List<Cookie> cookies = cookieStore.getCookies();
    for (int i = 0; i < cookies.size(); i++) {
        System.out.println("Local cookie: " + cookies.get(i));
    }

    // Consume response content
    if (entity != null) {
        entity.consumeContent();
    }

    System.out.println("----------------------------------------");

    // When HttpClient instance is no longer needed, 
    // shut down the connection manager to ensure
    // immediate deallocation of all system resources
    httpclient.getConnectionManager().shutdown();
}

From source file:com.mama100.android.member.http.ClientCustomContext.java

public final static void main(String[] args) throws Exception {

    HttpClient httpclient = new DefaultHttpClient();

    // Create a local instance of cookie store
    CookieStore cookieStore = new BasicCookieStore();

    // Create local HTTP context
    HttpContext localContext = new BasicHttpContext();
    // Bind custom cookie store to the local context
    localContext.setAttribute(ClientContext.COOKIE_STORE, cookieStore);

    HttpGet httpget = new HttpGet("http://www.weibo.com/");

    System.out.println("executing request " + httpget.getURI());

    // Pass local context as a parameter
    HttpResponse response = httpclient.execute(httpget, localContext);
    HttpEntity entity = response.getEntity();

    System.out.println("----------------------------------------");
    System.out.println(response.getStatusLine());
    if (entity != null) {
        System.out.println("Response content length: " + entity.getContentLength());
    }/* w w w .  j  a  v a2 s.  co m*/
    List<Cookie> cookies = cookieStore.getCookies();
    for (int i = 0; i < cookies.size(); i++) {
        System.out.println("Local cookie: " + cookies.get(i));
    }

    // Consume response content
    if (entity != null) {
        entity.consumeContent();
    }

    System.out.println("----------------------------------------");

    // When HttpClient instance is no longer needed, 
    // shut down the connection manager to ensure
    // immediate deallocation of all system resources
    httpclient.getConnectionManager().shutdown();
}

From source file:com.dlmu.heipacker.crawler.client.ClientCustomContext.java

public final static void main(String[] args) throws Exception {

    HttpClient httpclient = new DefaultHttpClient();
    try {/*w  ww  .  ja va2s . co  m*/
        // Create a local instance of cookie store
        CookieStore cookieStore = new BasicCookieStore();

        // Create local HTTP context
        HttpContext localContext = new BasicHttpContext();
        // Bind custom cookie store to the local context
        localContext.setAttribute(ClientContext.COOKIE_STORE, cookieStore);

        HttpGet httpget = new HttpGet("http://www.google.com/");

        System.out.println("executing request " + httpget.getURI());

        // Pass local context as a parameter
        HttpResponse response = httpclient.execute(httpget, localContext);
        HttpEntity entity = response.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(response.getStatusLine());
        if (entity != null) {
            System.out.println("Response content length: " + entity.getContentLength());
        }
        List<Cookie> cookies = cookieStore.getCookies();
        for (int i = 0; i < cookies.size(); i++) {
            System.out.println("Local cookie: " + cookies.get(i));
        }

        // Consume response content
        EntityUtils.consume(entity);

        System.out.println("----------------------------------------");

    } finally {
        // When HttpClient instance is no longer needed,
        // shut down the connection manager to ensure
        // immediate deallocation of all system resources
        httpclient.getConnectionManager().shutdown();
    }
}

From source file:io.aos.protocol.http.httpcommon.ElementalPoolingHttpGet.java

public static void main(String... args) throws Exception {

    final HttpParams params = new SyncBasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "UTF-8");
    HttpProtocolParams.setUserAgent(params, "Test/1.1");
    HttpProtocolParams.setUseExpectContinue(params, true);

    final HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
            // Required protocol interceptors
            new RequestContent(), new RequestTargetHost(),
            // Recommended protocol interceptors
            new RequestConnControl(), new RequestUserAgent(), new RequestExpectContinue() });

    final HttpRequestExecutor httpexecutor = new HttpRequestExecutor();

    final BasicConnPool pool = new BasicConnPool(new BasicConnFactory(params));
    pool.setDefaultMaxPerRoute(2);//www .j  a va 2 s .  c om
    pool.setMaxTotal(2);

    HttpHost[] targets = { new HttpHost("www.google.com", 80), new HttpHost("www.yahoo.com", 80),
            new HttpHost("www.apache.com", 80) };

    class WorkerThread extends Thread {

        private final HttpHost target;

        WorkerThread(final HttpHost target) {
            super();
            this.target = target;
        }

        @Override
        public void run() {
            try {
                Future<BasicPoolEntry> future = pool.lease(this.target, null);

                boolean reusable = false;
                BasicPoolEntry entry = future.get();
                try {
                    HttpClientConnection conn = entry.getConnection();
                    HttpContext context = new BasicHttpContext(null);
                    context.setAttribute(ExecutionContext.HTTP_CONNECTION, conn);
                    context.setAttribute(ExecutionContext.HTTP_TARGET_HOST, this.target);

                    BasicHttpRequest request = new BasicHttpRequest("GET", "/");
                    System.out.println(">> Request URI: " + request.getRequestLine().getUri());

                    request.setParams(params);
                    httpexecutor.preProcess(request, httpproc, context);
                    HttpResponse response = httpexecutor.execute(request, conn, context);
                    response.setParams(params);
                    httpexecutor.postProcess(response, httpproc, context);

                    System.out.println("<< Response: " + response.getStatusLine());
                    System.out.println(EntityUtils.toString(response.getEntity()));

                    ConnectionReuseStrategy connStrategy = new DefaultConnectionReuseStrategy();
                    reusable = connStrategy.keepAlive(response, context);
                } catch (IOException ex) {
                    throw ex;
                } catch (HttpException ex) {
                    throw ex;
                } finally {
                    if (reusable) {
                        System.out.println("Connection kept alive...");
                    }
                    pool.release(entry, reusable);
                }
            } catch (Exception ex) {
                System.out.println("Request to " + this.target + " failed: " + ex.getMessage());
            }
        }

    }
    ;

    WorkerThread[] workers = new WorkerThread[targets.length];
    for (int i = 0; i < workers.length; i++) {
        workers[i] = new WorkerThread(targets[i]);
    }
    for (int i = 0; i < workers.length; i++) {
        workers[i].start();
    }
    for (int i = 0; i < workers.length; i++) {
        workers[i].join();
    }
}

From source file:org.atmosphere.tictactoe42a9x.ElementalHttpGet.java

public static void main(String[] args) throws Exception {

    HttpParams params = new SyncBasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "UTF-8");
    HttpProtocolParams.setUserAgent(params, "HttpComponents/1.1");
    HttpProtocolParams.setUseExpectContinue(params, true);

    HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
            // Required protocol interceptors
            new RequestContent(), new RequestTargetHost(),
            // Recommended protocol interceptors
            new RequestConnControl(), new RequestUserAgent(), new RequestExpectContinue() });

    HttpRequestExecutor httpexecutor = new HttpRequestExecutor();

    HttpContext context = new BasicHttpContext(null);
    HttpHost host = new HttpHost("localhost", 8080);

    DefaultHttpClientConnection conn = new DefaultHttpClientConnection();
    ConnectionReuseStrategy connStrategy = new DefaultConnectionReuseStrategy();

    context.setAttribute(ExecutionContext.HTTP_CONNECTION, conn);
    context.setAttribute(ExecutionContext.HTTP_TARGET_HOST, host);

    try {/*  ww  w . j  a  v a 2s . com*/

        String[] targets = { "/", "/servlets-examples/servlet/RequestInfoExample", "/somewhere%20in%20pampa" };

        for (int i = 0; i < targets.length; i++) {
            if (!conn.isOpen()) {
                Socket socket = new Socket(host.getHostName(), host.getPort());
                conn.bind(socket, params);
            }
            BasicHttpRequest request = new BasicHttpRequest("GET", targets[i]);
            System.out.println(">> Request URI: " + request.getRequestLine().getUri());

            request.setParams(params);
            httpexecutor.preProcess(request, httpproc, context);
            HttpResponse response = httpexecutor.execute(request, conn, context);
            response.setParams(params);
            httpexecutor.postProcess(response, httpproc, context);

            System.out.println("<< Response: " + response.getStatusLine());
            System.out.println(EntityUtils.toString(response.getEntity()));
            System.out.println("==============");
            if (!connStrategy.keepAlive(response, context)) {
                conn.close();
            } else {
                System.out.println("Connection kept alive...");
            }
        }
    } finally {
        conn.close();
    }
}

From source file:net.ElementalHttpGet.java

public static void main(String[] args) throws Exception {

    HttpParams params = new SyncBasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "UTF-8");
    HttpProtocolParams.setUserAgent(params, "HttpComponents/1.1");
    HttpProtocolParams.setUseExpectContinue(params, true);

    HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
            // Required protocol interceptors
            new RequestContent(), new RequestTargetHost(),
            // Recommended protocol interceptors
            new RequestConnControl(), new RequestUserAgent(), new RequestExpectContinue() });

    HttpRequestExecutor httpexecutor = new HttpRequestExecutor();

    HttpContext context = new BasicHttpContext(null);
    HttpHost host = new HttpHost("www.baidu.com", 80);

    DefaultHttpClientConnection conn = new DefaultHttpClientConnection();
    ConnectionReuseStrategy connStrategy = new DefaultConnectionReuseStrategy();

    context.setAttribute(ExecutionContext.HTTP_CONNECTION, conn);
    context.setAttribute(ExecutionContext.HTTP_TARGET_HOST, host);

    try {//from w ww .  j a va2  s. c o m

        String[] targets = { "/", "/servlets-examples/servlet/RequestInfoExample?a=1&b=2",
                "/somewhere%20in%20pampa" };

        for (int i = 0; i < targets.length; i++) {
            if (!conn.isOpen()) {
                Socket socket = new Socket(host.getHostName(), host.getPort());
                conn.bind(socket, params);
            }
            BasicHttpRequest request = new BasicHttpRequest("GET", targets[i]);
            System.out.println(">> Request URI: " + request.getRequestLine().getUri());

            request.setParams(params);
            httpexecutor.preProcess(request, httpproc, context);
            HttpResponse response = httpexecutor.execute(request, conn, context);
            response.setParams(params);
            httpexecutor.postProcess(response, httpproc, context);

            System.out.println("<< Response: " + response.getStatusLine());
            System.out.println(EntityUtils.toString(response.getEntity()));
            System.out.println("==============");
            if (!connStrategy.keepAlive(response, context)) {
                conn.close();
            } else {
                System.out.println("Connection kept alive...");
            }
        }
    } finally {
        conn.close();
    }
}

From source file:com.sourcecode.youku.ElementalHttpPost.java

public static void main(String[] args) throws Exception {

    HttpParams params = new SyncBasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "UTF-8");
    HttpProtocolParams.setUserAgent(params, "HttpComponents/1.1");
    HttpProtocolParams.setUseExpectContinue(params, true);

    HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
            // Required protocol interceptors
            new RequestContent(), new RequestTargetHost(),
            // Recommended protocol interceptors
            new RequestConnControl(), new RequestUserAgent(), new RequestExpectContinue() });

    HttpRequestExecutor httpexecutor = new HttpRequestExecutor();

    HttpContext context = new BasicHttpContext(null);

    HttpHost host = new HttpHost("localhost", 8080);

    DefaultHttpClientConnection conn = new DefaultHttpClientConnection();
    ConnectionReuseStrategy connStrategy = new DefaultConnectionReuseStrategy();

    context.setAttribute(ExecutionContext.HTTP_CONNECTION, conn);
    context.setAttribute(ExecutionContext.HTTP_TARGET_HOST, host);

    try {//w ww. j a v a  2 s. c om

        HttpEntity[] requestBodies = { new StringEntity("This is the first test request", "UTF-8"),
                new ByteArrayEntity("This is the second test request".getBytes("UTF-8")),
                new InputStreamEntity(new ByteArrayInputStream(
                        "This is the third test request (will be chunked)".getBytes("UTF-8")), -1) };

        for (int i = 0; i < requestBodies.length; i++) {
            if (!conn.isOpen()) {
                Socket socket = new Socket(host.getHostName(), host.getPort());
                conn.bind(socket, params);
            }
            BasicHttpEntityEnclosingRequest request = new BasicHttpEntityEnclosingRequest("POST",
                    "/servlets-examples/servlet/RequestInfoExample");
            request.setEntity(requestBodies[i]);
            System.out.println(">> Request URI: " + request.getRequestLine().getUri());

            request.setParams(params);
            httpexecutor.preProcess(request, httpproc, context);
            HttpResponse response = httpexecutor.execute(request, conn, context);
            response.setParams(params);
            httpexecutor.postProcess(response, httpproc, context);

            System.out.println("<< Response: " + response.getStatusLine());
            System.out.println(EntityUtils.toString(response.getEntity()));
            System.out.println("==============");
            if (!connStrategy.keepAlive(response, context)) {
                conn.close();
            } else {
                System.out.println("Connection kept alive...");
            }
        }
    } finally {
        conn.close();
    }
}

From source file:io.aos.protocol.http.httpcommon.ElementalHttpGet.java

public static void main(String... args) throws Exception {

    HttpParams params = new SyncBasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "UTF-8");
    HttpProtocolParams.setUserAgent(params, "HttpComponents/1.1");
    HttpProtocolParams.setUseExpectContinue(params, true);

    HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
            // Required protocol interceptors
            new RequestContent(), new RequestTargetHost(),
            // Recommended protocol interceptors
            new RequestConnControl(), new RequestUserAgent(), new RequestExpectContinue() });

    HttpRequestExecutor httpexecutor = new HttpRequestExecutor();

    HttpContext context = new BasicHttpContext(null);
    HttpHost host = new HttpHost("localhost", 8080);

    DefaultHttpClientConnection conn = new DefaultHttpClientConnection();
    ConnectionReuseStrategy connStrategy = new DefaultConnectionReuseStrategy();

    context.setAttribute(ExecutionContext.HTTP_CONNECTION, conn);
    context.setAttribute(ExecutionContext.HTTP_TARGET_HOST, host);

    try {//from w  w  w . java 2s .com

        String[] targets = { "/", "/servlets-examples/servlet/RequestInfoExample", "/somewhere%20in%20pampa" };

        for (int i = 0; i < targets.length; i++) {
            if (!conn.isOpen()) {
                Socket socket = new Socket(host.getHostName(), host.getPort());
                conn.bind(socket, params);
            }
            BasicHttpRequest request = new BasicHttpRequest("GET", targets[i]);
            System.out.println(">> Request URI: " + request.getRequestLine().getUri());

            request.setParams(params);
            httpexecutor.preProcess(request, httpproc, context);
            HttpResponse response = httpexecutor.execute(request, conn, context);
            response.setParams(params);
            httpexecutor.postProcess(response, httpproc, context);

            System.out.println("<< Response: " + response.getStatusLine());
            System.out.println(EntityUtils.toString(response.getEntity()));
            System.out.println("==============");
            if (!connStrategy.keepAlive(response, context)) {
                conn.close();
            } else {
                System.out.println("Connection kept alive...");
            }
        }
    } finally {
        conn.close();
    }
}

From source file:io.aos.protocol.http.httpcommon.ElementalHttpPost.java

public static void main(String... args) throws Exception {

    HttpParams params = new SyncBasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "UTF-8");
    HttpProtocolParams.setUserAgent(params, "Test/1.1");
    HttpProtocolParams.setUseExpectContinue(params, true);

    HttpProcessor httpproc = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
            // Required protocol interceptors
            new RequestContent(), new RequestTargetHost(),
            // Recommended protocol interceptors
            new RequestConnControl(), new RequestUserAgent(), new RequestExpectContinue() });

    HttpRequestExecutor httpexecutor = new HttpRequestExecutor();

    HttpContext context = new BasicHttpContext(null);

    HttpHost host = new HttpHost("localhost", 8080);

    DefaultHttpClientConnection conn = new DefaultHttpClientConnection();
    ConnectionReuseStrategy connStrategy = new DefaultConnectionReuseStrategy();

    context.setAttribute(ExecutionContext.HTTP_CONNECTION, conn);
    context.setAttribute(ExecutionContext.HTTP_TARGET_HOST, host);

    try {//  w w  w.j ava2  s  .c  om

        HttpEntity[] requestBodies = { new StringEntity("This is the first test request", "UTF-8"),
                new ByteArrayEntity("This is the second test request".getBytes("UTF-8")),
                new InputStreamEntity(new ByteArrayInputStream(
                        "This is the third test request (will be chunked)".getBytes("UTF-8")), -1) };

        for (int i = 0; i < requestBodies.length; i++) {
            if (!conn.isOpen()) {
                Socket socket = new Socket(host.getHostName(), host.getPort());
                conn.bind(socket, params);
            }
            BasicHttpEntityEnclosingRequest request = new BasicHttpEntityEnclosingRequest("POST",
                    "/servlets-examples/servlet/RequestInfoExample");
            request.setEntity(requestBodies[i]);
            System.out.println(">> Request URI: " + request.getRequestLine().getUri());

            request.setParams(params);
            httpexecutor.preProcess(request, httpproc, context);
            HttpResponse response = httpexecutor.execute(request, conn, context);
            response.setParams(params);
            httpexecutor.postProcess(response, httpproc, context);

            System.out.println("<< Response: " + response.getStatusLine());
            System.out.println(EntityUtils.toString(response.getEntity()));
            System.out.println("==============");
            if (!connStrategy.keepAlive(response, context)) {
                conn.close();
            } else {
                System.out.println("Connection kept alive...");
            }
        }
    } finally {
        conn.close();
    }
}