Example usage for org.apache.http.impl.client DefaultHttpClient execute

Introduction

In this page you can find the example usage for org.apache.http.impl.client DefaultHttpClient execute.

Prototype

public CloseableHttpResponse execute(final HttpUriRequest request, final HttpContext context)
        throws IOException, ClientProtocolException 

Source Link

Usage

From source file:httpclient.client.ClientExecuteDirect.java

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

    HttpHost target = new HttpHost("www.baidu.com", 80, "http");

    // general setup
    SchemeRegistry supportedSchemes = new SchemeRegistry();

    // Register the "http" protocol scheme, it is required
    // by the default operator to look up socket factories.
    supportedSchemes.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));

    // prepare parameters
    HttpParams params = new BasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "UTF-8");
    HttpProtocolParams.setUseExpectContinue(params, true);

    ClientConnectionManager connMgr = new ThreadSafeClientConnManager(params, supportedSchemes);
    DefaultHttpClient httpclient = new DefaultHttpClient(connMgr, params);

    HttpGet req = new HttpGet("/");

    System.out.println("executing request to " + target);

    HttpResponse rsp = httpclient.execute(target, req);
    HttpEntity entity = rsp.getEntity();

    System.out.println("----------------------------------------");
    System.out.println(rsp.getStatusLine());
    Header[] headers = rsp.getAllHeaders();
    for (int i = 0; i < headers.length; i++) {
        System.out.println(headers[i]);
    }//from  w  w w.  j ava 2 s  . c  o  m
    System.out.println("----------------------------------------");

    if (entity != null) {
        System.out.println(EntityUtils.toString(entity));
    }

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

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From source file:com.ebay.spine.Launcher.java

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

    // not using the default parsing for the hub. Creating a simple one from the default.
    GridHubConfiguration config = new GridHubConfiguration();

    // adding the VNC capable servlet.
    List<String> servlets = new ArrayList<String>();
    servlets.add("web.ConsoleVNC");
    config.setServlets(servlets);//  w  w w  .  j a v  a 2s .c  o m

    // capabilities are dynamic for VMs.
    config.setThrowOnCapabilityNotPresent(false);

    // forcing the host from command line param as the hub gets confused by all the VMWare network interfaces.
    for (int i = 0; i < args.length; i++) {
        if (args[i].startsWith("hubhost=")) {
            config.setHost(args[i].replace("hubhost=", ""));
        }
    }

    Hub h = new Hub(config);
    h.start();

    // and the nodes.

    // load the node templates.
    Map<String, JSONObject> templatesByNameMap = getTemplates("eugrid.json");

    // get the template to use for each VM
    Map<String, String> vmsMapping = getVMtoTemplateMapping("nodes.properties");

    // register each node using its template.
    for (String id : vmsMapping.keySet()) {
        String templateName = vmsMapping.get(id);
        JSONObject request = templatesByNameMap.get(templateName);
        request.getJSONObject("configuration").put("vm", id);

        BasicHttpEntityEnclosingRequest r = new BasicHttpEntityEnclosingRequest("POST",
                "http://" + hub + "/grid/register/");
        r.setEntity(new StringEntity(request.toString()));
        DefaultHttpClient client = new DefaultHttpClient();
        URL hubURL = new URL("http://" + hub);
        HttpHost host = new HttpHost(hubURL.getHost(), hubURL.getPort());
        HttpResponse response = client.execute(host, r);
    }

}

---

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

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {//  w w w .  j a  v  a2s.  c  o  m
        HttpHost target = new HttpHost("www.apache.org", 80, "http");
        HttpGet req = new HttpGet("/");

        System.out.println("executing request to " + target);

        HttpResponse rsp = httpclient.execute(target, req);
        HttpEntity entity = rsp.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(rsp.getStatusLine());
        Header[] headers = rsp.getAllHeaders();
        for (int i = 0; i < headers.length; i++) {
            System.out.println(headers[i]);
        }
        System.out.println("----------------------------------------");

        if (entity != null) {
            System.out.println(EntityUtils.toString(entity));
        }

    } 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:com.mtea.macrotea_httpclient_study.ClientExecuteDirect.java

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {/*from w  ww  . j a v  a  2 s  . c o  m*/

        //HttpHost
        HttpHost target = new HttpHost("www.baidu.com", 80, "http");
        HttpGet req = new HttpGet("/");

        System.out.println("executing request to " + target);

        HttpResponse rsp = httpclient.execute(target, req);
        HttpEntity entity = rsp.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(rsp.getStatusLine());
        //?
        Header[] headers = rsp.getAllHeaders();
        for (int i = 0; i < headers.length; i++) {
            System.out.println(headers[i]);
        }
        System.out.println("----------------------------------------");

        //??
        if (entity != null) {
            System.out.println(EntityUtils.toString(entity));
        }

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

---

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

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

    // make sure to use a proxy that supports CONNECT
    HttpHost target = new HttpHost("issues.apache.org", 443, "https");
    HttpHost proxy = new HttpHost("127.0.0.1", 8080, "http");

    // general setup
    SchemeRegistry supportedSchemes = new SchemeRegistry();

    // Register the "http" and "https" protocol schemes, they are
    // required by the default operator to look up socket factories.
    supportedSchemes.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
    supportedSchemes.register(new Scheme("https", SSLSocketFactory.getSocketFactory(), 443));

    // prepare parameters
    HttpParams params = new BasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "UTF-8");
    HttpProtocolParams.setUseExpectContinue(params, true);

    ClientConnectionManager ccm = new ThreadSafeClientConnManager(params, supportedSchemes);

    DefaultHttpClient httpclient = new DefaultHttpClient(ccm, params);

    httpclient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);

    HttpGet req = new HttpGet("/");

    System.out.println("executing request to " + target + " via " + proxy);
    HttpResponse rsp = httpclient.execute(target, req);
    HttpEntity entity = rsp.getEntity();

    System.out.println("----------------------------------------");
    System.out.println(rsp.getStatusLine());
    Header[] headers = rsp.getAllHeaders();
    for (int i = 0; i < headers.length; i++) {
        System.out.println(headers[i]);
    }//  w  ww .j  a  va2s.c  o m
    System.out.println("----------------------------------------");

    if (entity != null) {
        System.out.println(EntityUtils.toString(entity));
    }

    // 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:httpclient.client.ClientExecuteProxy.java

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

    // make sure to use a proxy that supports CONNECT
    HttpHost target = new HttpHost("vote.sun0769.com/include/code.asp?s=youthnet&aj=0.70161835174741", 80,
            "http");
    HttpHost proxy = new HttpHost("59.36.98.154", 80, "http");

    // general setup
    SchemeRegistry supportedSchemes = new SchemeRegistry();

    // Register the "http" and "https" protocol schemes, they are
    // required by the default operator to look up socket factories.
    supportedSchemes.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
    supportedSchemes.register(new Scheme("https", SSLSocketFactory.getSocketFactory(), 443));

    // prepare parameters
    HttpParams params = new BasicHttpParams();
    HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
    HttpProtocolParams.setContentCharset(params, "GB2312");
    HttpProtocolParams.setUseExpectContinue(params, true);

    ClientConnectionManager ccm = new ThreadSafeClientConnManager(params, supportedSchemes);

    DefaultHttpClient httpclient = new DefaultHttpClient(ccm, params);

    httpclient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);

    HttpGet req = new HttpGet("/");

    System.out.println("executing request to " + target + " via " + proxy);
    HttpResponse rsp = httpclient.execute(target, req);
    HttpEntity entity = rsp.getEntity();

    System.out.println("----------------------------------------");
    System.out.println(rsp.getStatusLine());
    Header[] headers = rsp.getAllHeaders();
    for (int i = 0; i < headers.length; i++) {
        System.out.println(headers[i]);
    }//from w  w  w  .  j  a v  a 2  s.c  o  m
    System.out.println("----------------------------------------");

    if (entity != null) {
        System.out.println(EntityUtils.toString(entity));
    }

    // 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.hsbc.frc.SevenHero.ClientExecuteProxy.java

public static void main(String[] args) throws Exception {
    HttpHost proxy = new HttpHost("133.13.162.149", 8080, "http");

    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {//from   www. ja  va 2s .c  om
        httpclient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);

        HttpHost target = new HttpHost("pt.3g.qq.com");
        HttpGet req = new HttpGet("/");

        System.out.println("executing request to " + target + " via " + proxy);
        HttpResponse rsp = httpclient.execute(target, req);
        HttpEntity entity = rsp.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(rsp.getStatusLine());
        Header[] headers = rsp.getAllHeaders();
        for (int i = 0; i < headers.length; i++) {
            System.out.println(headers[i]);
        }
        System.out.println("----------------------------------------");

        if (entity != null) {
            System.out.println(EntityUtils.toString(entity));
        }

    } 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:com.dlmu.heipacker.crawler.client.ClientExecuteProxy.java

public static void main(String[] args) throws Exception {
    HttpHost proxy = new HttpHost("127.0.0.1", 8080, "http");

    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {/*from w  w w  .  ja  va 2s. c  o m*/
        httpclient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);

        HttpHost target = new HttpHost("issues.apache.org", 443, "https");
        HttpGet req = new HttpGet("/");

        System.out.println("executing request to " + target + " via " + proxy);
        HttpResponse rsp = httpclient.execute(target, req);
        HttpEntity entity = rsp.getEntity();

        System.out.println("----------------------------------------");
        System.out.println(rsp.getStatusLine());
        Header[] headers = rsp.getAllHeaders();
        for (int i = 0; i < headers.length; i++) {
            System.out.println(headers[i]);
        }
        System.out.println("----------------------------------------");

        if (entity != null) {
            System.out.println(EntityUtils.toString(entity));
        }

    } 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:httpclient.client.ClientInteractiveAuthentication.java

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();

    // Create local execution context
    HttpContext localContext = new BasicHttpContext();

    HttpGet httpget = new HttpGet("http://localhost/test");

    boolean trying = true;
    while (trying) {
        System.out.println("executing request " + httpget.getRequestLine());
        HttpResponse response = httpclient.execute(httpget, localContext);

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

        // Consume response content
        HttpEntity entity = response.getEntity();
        if (entity != null) {
            entity.consumeContent();//from  w ww.j  a  va  2  s.com
        }

        int sc = response.getStatusLine().getStatusCode();

        AuthState authState = null;
        if (sc == HttpStatus.SC_UNAUTHORIZED) {
            // Target host authentication required
            authState = (AuthState) localContext.getAttribute(ClientContext.TARGET_AUTH_STATE);
        }
        if (sc == HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED) {
            // Proxy authentication required
            authState = (AuthState) localContext.getAttribute(ClientContext.PROXY_AUTH_STATE);
        }

        if (authState != null) {
            System.out.println("----------------------------------------");
            AuthScope authScope = authState.getAuthScope();
            System.out.println("Please provide credentials");
            System.out.println(" Host: " + authScope.getHost() + ":" + authScope.getPort());
            System.out.println(" Realm: " + authScope.getRealm());

            BufferedReader console = new BufferedReader(new InputStreamReader(System.in));

            System.out.print("Enter username: ");
            String user = console.readLine();
            System.out.print("Enter password: ");
            String password = console.readLine();

            if (user != null && user.length() > 0) {
                Credentials creds = new UsernamePasswordCredentials(user, password);
                httpclient.getCredentialsProvider().setCredentials(authScope, creds);
                trying = true;
            } else {
                trying = false;
            }
        } else {
            trying = false;
        }
    }

    // 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.ClientInteractiveAuthentication.java

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {//from w ww.j  a  v a 2  s.c  om
        // Create local execution context
        HttpContext localContext = new BasicHttpContext();

        HttpGet httpget = new HttpGet("http://localhost/test");

        boolean trying = true;
        while (trying) {
            System.out.println("executing request " + httpget.getRequestLine());
            HttpResponse response = httpclient.execute(httpget, localContext);

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

            // Consume response content
            HttpEntity entity = response.getEntity();
            EntityUtils.consume(entity);

            int sc = response.getStatusLine().getStatusCode();

            AuthState authState = null;
            HttpHost authhost = null;
            if (sc == HttpStatus.SC_UNAUTHORIZED) {
                // Target host authentication required
                authState = (AuthState) localContext.getAttribute(ClientContext.TARGET_AUTH_STATE);
                authhost = (HttpHost) localContext.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
            }
            if (sc == HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED) {
                // Proxy authentication required
                authState = (AuthState) localContext.getAttribute(ClientContext.PROXY_AUTH_STATE);
                authhost = (HttpHost) localContext.getAttribute(ExecutionContext.HTTP_PROXY_HOST);
            }

            if (authState != null) {
                System.out.println("----------------------------------------");
                AuthScheme authscheme = authState.getAuthScheme();
                System.out.println("Please provide credentials for " + authscheme.getRealm() + "@"
                        + authhost.toHostString());

                BufferedReader console = new BufferedReader(new InputStreamReader(System.in));

                System.out.print("Enter username: ");
                String user = console.readLine();
                System.out.print("Enter password: ");
                String password = console.readLine();

                if (user != null && user.length() > 0) {
                    Credentials creds = new UsernamePasswordCredentials(user, password);
                    httpclient.getCredentialsProvider().setCredentials(new AuthScope(authhost), creds);
                    trying = true;
                } else {
                    trying = false;
                }
            } else {
                trying = false;
            }
        }

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

---

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