/*
 *                 Sun Public License Notice
 * 
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 * 
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2003 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.netbeans.modules.web.monitor.client; 

import java.util.*;
import javax.servlet.http.HttpUtils;
import org.netbeans.modules.web.monitor.data.*;


/**
 * Util.java
 *
 * For the next proper release of the monitor module, these methods
 * should move in with their respective data objects. I can't do that
 * for now because I would break compatibility with tomcat-monitor.jar
 * which include copies of the data files. 
 *
 * Created: Thu Aug 30 17:43:28 2001
 *
 * @author Ana von Klopp
 * @version
 */

public class Util  {

    private final static boolean debug = false;

    public Util() {}

    /**
     * We use this method to compose a query string from the
     * parameters instead of using the query string we recorded.  This
     * is used by edit/replay, and also as a workaround for regular
     * replay as getParameters() seems to be better implemented to
     * deal with multibyte than getQueryString()...  */

    public static void composeQueryString(RequestData rd) { 
	
	if(debug) System.out.println("Doing query string"); //NOI18N
	
	if(rd.sizeParam() == 0) return;
	
	Param[] params = rd.getParam();
	StringBuffer buf = new StringBuffer(512);
	String name, value;
	 
	for(int i=0; i < params.length; i++) {

	    try {
		name = params[i].getName().trim();
		if(debug) System.out.println("name: " + name); //NOI18N
		value = params[i].getValue(); 
		if(debug) System.out.println("value: " + value); //NOI18N
	    }
	    catch(Exception ex) { 
		continue;
	    }
	    if(name.equals("")) continue;  //NOI18N

	    if (value != null) value = value.trim();
	    else value = ""; //NOI18N
	    
	    if(i>0) buf.append('&'); // NOI18N
	    buf.append(name);
	    buf.append('=');  //NOI18N
	    buf.append(value);
	}
	rd.setAttributeValue("queryString", buf.toString());  //NOI18N
	rd.setParam(new Param[0]);
	
	if (debug) 
	    System.out.println("EditPanel::composedQueryString: [" +  //NOI18N
			       buf.toString() + "]");  //NOI18N
    }

    static boolean removeParametersFromQuery(RequestData rd) {
		 
	// Data wasn't parameterized
	if(rd.sizeParam() == 0) return false;
	
	String queryString =
	    rd.getAttributeValue("queryString");  //NOI18N

	// MULTIBYTE - I think this isn't working... 
	Hashtable ht = null;
	try {
	    ht = javax.servlet.http.HttpUtils.parseQueryString(queryString);
	}
	catch(IllegalArgumentException iae) {
	    // do nothing, that's OK
	    return false;
	}
	if(ht == null || ht.isEmpty()) return false;
	
	Enumeration e = ht.keys();

	while(e.hasMoreElements()) {
	    String name = (String)e.nextElement();
	    try {
		String[] value = (String[])(ht.get(name));
		for(int i=0; i 0) {
	    Enumeration e = ht.keys();
	    while(e.hasMoreElements()) {
		String name = (String)e.nextElement();
		String[] value = (String[])(ht.get(name));
		for(int i=0; i