解决淘宝客户端获取sessionKey的问题。

通过Java内嵌浏览器登录http://container.open.taobao.com/container?appkey={ appkey } 授权后会在页面上得到一个字符串。当然通过神马httpclient啊之类的抓取页面源码都是抓取不到的。只有通过swt的不知道神马版本里面有一个browser.getText();才能得到源代码。之后把得到的字符串解码就OK了。附代码

package com.evangelsoft.jx.taobao.frame;

import java.awt.Dimension;
import java.awt.Toolkit;
import java.io.UnsupportedEncodingException;
import java.util.ResourceBundle;

import javax.swing.JInternalFrame;

import org.eclipse.swt.SWT;
import org.eclipse.swt.browser.Browser;
import org.eclipse.swt.browser.ProgressEvent;
import org.eclipse.swt.browser.ProgressListener;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.FormAttachment;
import org.eclipse.swt.layout.FormData;
import org.eclipse.swt.layout.FormLayout;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

import com.evangelsoft.jx.taobao.api.config.TbConstan;
import com.evangelsoft.jx.taobao.api.config.TbExitLogo;

/**
 * <p>Title: 获取top_session</p>
 * <p>Description:内嵌获取top_session值的网页 </p>
 * @date 2011-9-21 上午10:34:22
 */
@SuppressWarnings("serial")
public class GetTopSessionFrame extends JInternalFrame {

 public String top_session = "";

 /**
  * 引用包资源文件。
  */
 private static ResourceBundle res = ResourceBundle
   .getBundle(GetTopSessionFrame.class.getPackage().getName() + ".Res");

 public GetTopSessionFrame(boolean logooff) {
  super();
  try {
   run(logooff);
  } catch (UnsupportedEncodingException e) {
   e.printStackTrace();
  }
  pack();
 }

 public GetTopSessionFrame() {
 }

 public void run(boolean logooff) throws UnsupportedEncodingException {
  Display display = new Display();
  Shell shell = new Shell(display);
  shell.setText(res.getString("BROWSER_TITLE"));
  createContents(shell, logooff);
  shell.open();
  while (!shell.isDisposed()) {
   if (!display.readAndDispatch()) {
    display.sleep();
   }
  }
  display.dispose();
 }

 /**
  * Creates the main window's contents
  * 
  * @param shell
  *            the main window
  * @throws UnsupportedEncodingException 
  */
 private void createContents(final Shell shell, final boolean logooff)
   throws UnsupportedEncodingException {
  shell.setLayout(new FormLayout());
  shell.setSize(new Point(560, 614));
  Point frameSize = shell.getSize();//获得窗体的大小
  Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();//获取屏幕的大小
  shell.setLocation((screenSize.width - frameSize.x) / 2,
    (screenSize.height - frameSize.y) / 2);//居中
  Composite controls = new Composite(shell, SWT.NONE);
  FormData data = new FormData();
  data.top = new FormAttachment(0, 0);
  data.left = new FormAttachment(0, 0);
  data.right = new FormAttachment(100, 0);
  controls.setLayoutData(data);

  final Browser browser = new Browser(shell, SWT.FILL);
  data = new FormData();
  data.top = new FormAttachment(controls);
  data.bottom = new FormAttachment(100, 0);
  data.left = new FormAttachment(0, 0);
  data.right = new FormAttachment(100, 0);
  browser.setLayoutData(data);
  if (logooff) {
   TbExitLogo logo = new TbExitLogo();
   browser.setUrl(logo.getlogoffURL());
   //   GetTopSessionFrame f = new GetTopSessionFrame(logooff);
   //   f.setDefaultCloseOperation(GetTopSessionFrame.DO_NOTHING_ON_CLOSE);
  } else {
   browser.setUrl(TbConstan.TOP_SESSION_URL);
  }

  controls.setLayout(new GridLayout(6, false));
  browser.addProgressListener(new ProgressListener() {

   @Override
   public void changed(ProgressEvent arg0) {
   }

   @Override
   public void completed(ProgressEvent arg0) {
    String url = browser.getUrl();
    try {
     if (("http://container.api.taobao.com/container")
       .equals(url)) {
      String container = browser.getText();
      String[] arr = container.split("&amp;");
      for (int i = 0; i < arr.length; i++) {
       if (arr[i].indexOf("top_session=") != -1) {
        top_session = arr[i]
          .replace("top_session=", "");
       }
      }
      if (!("").equals(top_session)) {
       TbConstan.TOP_SESSION = top_session;
       shell.close();
      }
     }
     if (("http://www.taobao.com/").equals(url)) {
      shell.close();
     }

    } catch (Exception e) {
     e.printStackTrace();
    }

   }

  });
 }

}