Android Open Source - ActivityTracker X M L R P C Client






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License

The source code is released under:

GNU General Public License

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Java Source Code

package org.xmlrpc.android;
/*from  w w w. j  a  v a  2  s.  co  m*/
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.StringWriter;
import java.net.URI;
import java.net.URL;
import java.util.Map;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.HttpParams;
import org.apache.http.params.HttpProtocolParams;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserFactory;

/**
 * XMLRPCClient allows to call remote XMLRPC method.
 * 
 * <p>
 * The following table shows how XML-RPC types are mapped to java call parameters/response values.
 * </p>
 * 
 * <p>
 * <table border="2" align="center" cellpadding="5">
 * <thead><tr><th>XML-RPC Type</th><th>Call Parameters</th><th>Call Response</th></tr></thead>
 * 
 * <tbody>
 * <td>int, i4</td><td>byte<br />Byte<br />short<br />Short<br />int<br />Integer</td><td>int<br />Integer</td>
 * </tr>
 * <tr>
 * <td>i8</td><td>long<br />Long</td><td>long<br />Long</td>
 * </tr>
 * <tr>
 * <td>double</td><td>float<br />Float<br />double<br />Double</td><td>double<br />Double</td>
 * </tr>
 * <tr>
 * <td>string</td><td>String</td><td>String</td>
 * </tr>
 * <tr>
 * <td>boolean</td><td>boolean<br />Boolean</td><td>boolean<br />Boolean</td>
 * </tr>
 * <tr>
 * <td>dateTime.iso8601</td><td>java.util.Date<br />java.util.Calendar</td><td>java.util.Date</td>
 * </tr>
 * <tr>
 * <td>base64</td><td>byte[]</td><td>byte[]</td>
 * </tr>
 * <tr>
 * <td>array</td><td>java.util.List&lt;Object&gt;<br />Object[]</td><td>Object[]</td>
 * </tr>
 * <tr>
 * <td>struct</td><td>java.util.Map&lt;String, Object&gt;</td><td>java.util.Map&lt;String, Object&gt;</td>
 * </tr>
 * </tbody>
 * </table>
 * </p>
 * <p>
 * You can also pass as a parameter any object implementing XMLRPCSerializable interface. In this
 * case your object overrides getSerializable() telling how to serialize to XMLRPC protocol
 * </p>
 */

public class XMLRPCClient extends XMLRPCCommon {
  private HttpClient client;
  private HttpPost postMethod;
  private HttpParams httpParams;

  /**
   * XMLRPCClient constructor. Creates new instance based on server URI
   * @param XMLRPC server URI
   */
  public XMLRPCClient(URI uri) {
    postMethod = new HttpPost(uri);
    postMethod.addHeader("Content-Type", "text/xml");
    
    // WARNING
    // I had to disable "Expect: 100-Continue" header since I had 
    // two second delay between sending http POST request and POST body 
    httpParams = postMethod.getParams();
    HttpProtocolParams.setUseExpectContinue(httpParams, false);
    client = new DefaultHttpClient();
  }
  
  /**
   * Convenience constructor. Creates new instance based on server String address
   * @param XMLRPC server address
   */
  public XMLRPCClient(String url) {
    this(URI.create(url));
  }

  /**
   * Convenience XMLRPCClient constructor. Creates new instance based on server URL
   * @param XMLRPC server URL
   */
  public XMLRPCClient(URL url) {
    this(URI.create(url.toExternalForm()));
  }

  /**
   * Convenience constructor. Creates new instance based on server String address
   * @param XMLRPC server address
   * @param HTTP Server - Basic Authentication - Username
   * @param HTTP Server - Basic Authentication - Password
   */  
  public XMLRPCClient(URI uri, String username, String password) {
        this(uri);
        
        ((DefaultHttpClient) client).getCredentialsProvider().setCredentials(
        new AuthScope(uri.getHost(), uri.getPort(),AuthScope.ANY_REALM),
        new UsernamePasswordCredentials(username, password));
    }

  /**
   * Convenience constructor. Creates new instance based on server String address
   * @param XMLRPC server address
   * @param HTTP Server - Basic Authentication - Username
   * @param HTTP Server - Basic Authentication - Password
   */
  public XMLRPCClient(String url, String username, String password) {
    this(URI.create(url), username, password);
  }

  /**
   * Convenience constructor. Creates new instance based on server String address
   * @param XMLRPC server url
   * @param HTTP Server - Basic Authentication - Username
   * @param HTTP Server - Basic Authentication - Password
   */
  public XMLRPCClient(URL url, String username, String password) {
    this(URI.create(url.toExternalForm()), username, password);
  }

  /**
   * Sets basic authentication on web request using plain credentials
   * @param username The plain text username
   * @param password The plain text password
   */
  public void setBasicAuthentication(String username, String password) {
    ((DefaultHttpClient) client).getCredentialsProvider().setCredentials(
            new AuthScope(postMethod.getURI().getHost(), postMethod.getURI().getPort(),
AuthScope.ANY_REALM),
            new UsernamePasswordCredentials(username, password));
  }

  /**
   * Call method with optional parameters. This is general method.
   * If you want to call your method with 0-8 parameters, you can use more
   * convenience call() methods
   * 
   * @param method name of method to call
   * @param params parameters to pass to method (may be null if method has no parameters)
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  @SuppressWarnings("unchecked")
  public Object callEx(String method, Object[] params) throws XMLRPCException {
    try {
      // prepare POST body
      String body = methodCall(method, params);

      // set POST body
      HttpEntity entity = new StringEntity(body);
      postMethod.setEntity(entity);

      //Log.d(Tag.LOG, "ros HTTP POST");
      // execute HTTP POST request
      HttpResponse response = client.execute(postMethod);
      //Log.d(Tag.LOG, "ros HTTP POSTed");

      // check status code
      int statusCode = response.getStatusLine().getStatusCode();
      //Log.d(Tag.LOG, "ros status code:" + statusCode);
      if (statusCode != HttpStatus.SC_OK) {
        throw new XMLRPCException("HTTP status code: " + statusCode + " != " + HttpStatus.SC_OK);
      }

      // parse response stuff
      //
      // setup pull parser
      XmlPullParser pullParser = XmlPullParserFactory.newInstance().newPullParser();
      entity = response.getEntity();
      Reader reader = new InputStreamReader(new BufferedInputStream(entity.getContent()));
// for testing purposes only
// reader = new StringReader("<?xml version='1.0'?><methodResponse><params><param><value>\n\n\n</value></param></params></methodResponse>");
      pullParser.setInput(reader);
      
      // lets start pulling...
      pullParser.nextTag();
      pullParser.require(XmlPullParser.START_TAG, null, Tag.METHOD_RESPONSE);
      
      pullParser.nextTag(); // either Tag.PARAMS (<params>) or Tag.FAULT (<fault>)  
      String tag = pullParser.getName();
      if (tag.equals(Tag.PARAMS)) {
        // normal response
        pullParser.nextTag(); // Tag.PARAM (<param>)
        pullParser.require(XmlPullParser.START_TAG, null, Tag.PARAM);
        pullParser.nextTag(); // Tag.VALUE (<value>)
        // no parser.require() here since its called in XMLRPCSerializer.deserialize() below
        
        // deserialize result
        Object obj = iXMLRPCSerializer.deserialize(pullParser);
        entity.consumeContent();
        return obj;
      } else
      if (tag.equals(Tag.FAULT)) {
        // fault response
        pullParser.nextTag(); // Tag.VALUE (<value>)
        // no parser.require() here since its called in XMLRPCSerializer.deserialize() below

        // deserialize fault result
        Map<String, Object> map = (Map<String, Object>) iXMLRPCSerializer.deserialize(pullParser);
        String faultString = (String) map.get(Tag.FAULT_STRING);
        int faultCode = (Integer) map.get(Tag.FAULT_CODE);
        entity.consumeContent();
        throw new XMLRPCFault(faultString, faultCode);
      } else {
        entity.consumeContent();
        throw new XMLRPCException("Bad tag <" + tag + "> in XMLRPC response - neither <params> nor <fault>");
      }
    } catch (XMLRPCException e) {
      // catch & propagate XMLRPCException/XMLRPCFault
      throw e;
    } catch (Exception e) {
      e.printStackTrace();
      // wrap any other Exception(s) around XMLRPCException
      throw new XMLRPCException(e);
    }
  }
  
  private String methodCall(String method, Object[] params)
  throws IllegalArgumentException, IllegalStateException, IOException {
    StringWriter bodyWriter = new StringWriter();
    serializer.setOutput(bodyWriter);
    serializer.startDocument(null, null);
    serializer.startTag(null, Tag.METHOD_CALL);
    // set method name
    serializer.startTag(null, Tag.METHOD_NAME).text(method).endTag(null, Tag.METHOD_NAME);
    
    serializeParams(params);

    serializer.endTag(null, Tag.METHOD_CALL);
    serializer.endDocument();

    return bodyWriter.toString();
  }

  /**
   * Convenience method call with no parameters
   * 
   * @param method name of method to call
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method) throws XMLRPCException {
    return callEx(method, null);
  }
  
  /**
   * Convenience method call with one parameter
   * 
   * @param method name of method to call
   * @param p0 method's parameter
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method, Object p0) throws XMLRPCException {
    Object[] params = {
      p0,
    };
    return callEx(method, params);
  }
  
  /**
   * Convenience method call with two parameters
   * 
   * @param method name of method to call
   * @param p0 method's 1st parameter
   * @param p1 method's 2nd parameter
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method, Object p0, Object p1) throws XMLRPCException {
    Object[] params = {
      p0, p1,
    };
    return callEx(method, params);
  }
  
  /**
   * Convenience method call with three parameters
   * 
   * @param method name of method to call
   * @param p0 method's 1st parameter
   * @param p1 method's 2nd parameter
   * @param p2 method's 3rd parameter
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method, Object p0, Object p1, Object p2) throws XMLRPCException {
    Object[] params = {
      p0, p1, p2,
    };
    return callEx(method, params);
  }

  /**
   * Convenience method call with four parameters
   * 
   * @param method name of method to call
   * @param p0 method's 1st parameter
   * @param p1 method's 2nd parameter
   * @param p2 method's 3rd parameter
   * @param p3 method's 4th parameter
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method, Object p0, Object p1, Object p2, Object p3) throws XMLRPCException {
    Object[] params = {
      p0, p1, p2, p3,
    };
    return callEx(method, params);
  }

  /**
   * Convenience method call with five parameters
   * 
   * @param method name of method to call
   * @param p0 method's 1st parameter
   * @param p1 method's 2nd parameter
   * @param p2 method's 3rd parameter
   * @param p3 method's 4th parameter
   * @param p4 method's 5th parameter
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method, Object p0, Object p1, Object p2, Object p3, Object p4) throws XMLRPCException {
    Object[] params = {
      p0, p1, p2, p3, p4,
    };
    return callEx(method, params);
  }

  /**
   * Convenience method call with six parameters
   * 
   * @param method name of method to call
   * @param p0 method's 1st parameter
   * @param p1 method's 2nd parameter
   * @param p2 method's 3rd parameter
   * @param p3 method's 4th parameter
   * @param p4 method's 5th parameter
   * @param p5 method's 6th parameter
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method, Object p0, Object p1, Object p2, Object p3, Object p4, Object p5) throws XMLRPCException {
    Object[] params = {
      p0, p1, p2, p3, p4, p5,
    };
    return callEx(method, params);
  }

  /**
   * Convenience method call with seven parameters
   * 
   * @param method name of method to call
   * @param p0 method's 1st parameter
   * @param p1 method's 2nd parameter
   * @param p2 method's 3rd parameter
   * @param p3 method's 4th parameter
   * @param p4 method's 5th parameter
   * @param p5 method's 6th parameter
   * @param p6 method's 7th parameter
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method, Object p0, Object p1, Object p2, Object p3, Object p4, Object p5, Object p6) throws XMLRPCException {
    Object[] params = {
      p0, p1, p2, p3, p4, p5, p6,
    };
    return callEx(method, params);
  }

  /**
   * Convenience method call with eight parameters
   * 
   * @param method name of method to call
   * @param p0 method's 1st parameter
   * @param p1 method's 2nd parameter
   * @param p2 method's 3rd parameter
   * @param p3 method's 4th parameter
   * @param p4 method's 5th parameter
   * @param p5 method's 6th parameter
   * @param p6 method's 7th parameter
   * @param p7 method's 8th parameter
   * @return deserialized method return value
   * @throws XMLRPCException
   */
  public Object call(String method, Object p0, Object p1, Object p2, Object p3, Object p4, Object p5, Object p6, Object p7) throws XMLRPCException {
    Object[] params = {
      p0, p1, p2, p3, p4, p5, p6, p7,
    };
    return callEx(method, params);
  }
}




Java Source Code List

biz.bokhorst.activitytracker.ActivityMain.java
biz.bokhorst.activitytracker.BackgroundService.java
biz.bokhorst.activitytracker.BootReceiver.java
biz.bokhorst.activitytracker.DatabaseHelper.java
biz.bokhorst.activitytracker.GPXFileWriter.java
org.xmlrpc.android.Base64Coder.java
org.xmlrpc.android.IXMLRPCSerializer.java
org.xmlrpc.android.MethodCall.java
org.xmlrpc.android.Tag.java
org.xmlrpc.android.XMLRPCClient.java
org.xmlrpc.android.XMLRPCCommon.java
org.xmlrpc.android.XMLRPCException.java
org.xmlrpc.android.XMLRPCFault.java
org.xmlrpc.android.XMLRPCSerializable.java
org.xmlrpc.android.XMLRPCSerializer.java
org.xmlrpc.android.XMLRPCServer.java