Android Open Source - cheepcheep O Auth Http Client

From Project

Back to project page cheepcheep.
License

The source code is released under:
Apache License
If you think the Android project cheepcheep listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package org.tarrio.cheepcheep.http;
/*from  w w  w  . ja  v  a 2 s  . c o  m*/
import java.io.IOException;

import oauth.signpost.OAuthConsumer;
import oauth.signpost.OAuthProvider;
import oauth.signpost.exception.OAuthException;

import org.apache.http.HttpHost;
import org.apache.http.HttpRequest;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.methods.AbortableHttpRequest;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.HttpParams;
import org.apache.http.protocol.HttpContext;

public class OAuthHttpClient implements HttpClient {

  private HttpClient httpClient;
  private OAuthConsumer consumer;
  private OAuthProvider provider;

  volatile private AbortableHttpRequest currentRequest;

  public OAuthHttpClient(OAuthConsumer consumer, OAuthProvider provider) {
    super();
    this.consumer = consumer;
    this.provider = provider;
    this.httpClient = new DefaultHttpClient();
    this.currentRequest = null;
  }

  public OAuthConsumer getConsumer() {
    return consumer;
  }

  public OAuthProvider getProvider() {
    return provider;
  }

  public synchronized void abortCurrentRequest() {
    if (currentRequest != null)
      currentRequest.abort();
  }

  public HttpResponse execute(HttpHost target, HttpRequest request,
      HttpContext context) throws IOException, ClientProtocolException {
    try {
      setCurrentRequest(request);
      sign(request);
      return httpClient.execute(target, request, context);
    } finally {
      setCurrentRequest(null);
    }
  }

  public <T> T execute(HttpHost arg0, HttpRequest request,
      ResponseHandler<? extends T> arg2, HttpContext arg3)
      throws IOException, ClientProtocolException {
    try {
      setCurrentRequest(request);
      sign(request);
      return httpClient.execute(arg0, request, arg2, arg3);
    } finally {
      setCurrentRequest(null);
    }
  }

  public <T> T execute(HttpHost arg0, HttpRequest request,
      ResponseHandler<? extends T> arg2) throws IOException,
      ClientProtocolException {
    try {
      setCurrentRequest(request);
      sign(request);
      return httpClient.execute(arg0, request, arg2);
    } finally {
      setCurrentRequest(null);
    }
  }

  public HttpResponse execute(HttpHost target, HttpRequest request)
      throws IOException, ClientProtocolException {
    try {
      setCurrentRequest(request);
      sign(request);
      return httpClient.execute(target, request);
    } finally {
      setCurrentRequest(null);
    }
  }

  public HttpResponse execute(HttpUriRequest request, HttpContext context)
      throws IOException, ClientProtocolException {
    try {
      setCurrentRequest(request);
      sign(request);
      return httpClient.execute(request, context);
    } finally {
      setCurrentRequest(null);
    }
  }

  public <T> T execute(HttpUriRequest request,
      ResponseHandler<? extends T> arg1, HttpContext arg2)
      throws IOException, ClientProtocolException {
    try {
      setCurrentRequest(request);
      sign(request);
      return httpClient.execute(request, arg1, arg2);
    } finally {
      setCurrentRequest(null);
    }
  }

  public <T> T execute(HttpUriRequest request,
      ResponseHandler<? extends T> arg1) throws IOException,
      ClientProtocolException {
    try {
      setCurrentRequest(request);
      sign(request);
      return httpClient.execute(request, arg1);
    } finally {
      setCurrentRequest(null);
    }
  }

  public HttpResponse execute(HttpUriRequest request) throws IOException,
      ClientProtocolException {
    try {
      setCurrentRequest(request);
      sign(request);
      return httpClient.execute(request);
    } finally {
      setCurrentRequest(null);
    }
  }

  public ClientConnectionManager getConnectionManager() {
    return httpClient.getConnectionManager();
  }

  public HttpParams getParams() {
    return httpClient.getParams();
  }

  private void sign(HttpRequest request) throws ClientProtocolException {
    try {
      consumer.sign(request);
    } catch (OAuthException e) {
      throw new ClientProtocolException(
          "Error signing the request with OAuth", e);
    }
  }

  private void setCurrentRequest(HttpRequest request) {
    if (request instanceof AbortableHttpRequest)
      synchronized (this) {
        currentRequest = (AbortableHttpRequest) request;
      }
  }
}
Java Source Code List
