url-decode-error.java

import java.net.URL;
import java.net.URLDecoder;

public class HelloWorld
{
  public static void main(String[] args)
  {
    try {
    	URL url = new URL("http://foo.com?a=[%abc%]&b=test");
			System.out.println(url.getPath()+"?"+url.getQuery());
    } catch (Exception e) {
      e.printStackTrace();
    }
    
    String url = "http://foo.com?a=[%abc%]&b=test";
    try {
			String deStr = URLDecoder.decode(url, "UTF-8"); 
			System.out.println(deStr);
      } catch (Exception e) {
      e.printStackTrace();
    }
  }
}