package org.apache.xmlrpc.fesi;
/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "XML-RPC" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
import FESI.Data.ArrayPrototype;
import FESI.Data.DatePrototype;
import FESI.Data.ESBoolean;
import FESI.Data.ESLoader;
import FESI.Data.ESNull;
import FESI.Data.ESNumber;
import FESI.Data.ESObject;
import FESI.Data.ESString;
import FESI.Data.ESUndefined;
import FESI.Data.ESValue;
import FESI.Data.ObjectPrototype;
import FESI.Exceptions.EcmaScriptException;
import FESI.Interpreter.Evaluator;
import java.util.Date;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.Vector;
import org.apache.xmlrpc.XmlRpc;
/**
*
* @author <a href="mailto:hannes@apache.org">Hannes Wallnoefer</a>
* @version $Id: FesiRpcUtil.java,v 1.2 2002/03/20 15:11:04 mpoeschl Exp $
*/
public class FesiRpcUtil
{
// convert a generic Java object to a JavaScript Object.
public static ESValue convertJ2E(Object what, Evaluator evaluator)
throws Exception
{
if (what == null)
{
return ESNull.theNull;
}
if (what instanceof Vector)
{
Vector v = (Vector) what;
ArrayPrototype retval = new ArrayPrototype(
evaluator.getArrayPrototype(), evaluator);
int l = v.size();
for (int i = 0; i < l; i++)
{
retval.putProperty(i, convertJ2E(v.elementAt(i), evaluator));
}
return retval;
}
if (what instanceof Hashtable)
{
Hashtable t = (Hashtable) what;
ESObject retval = new ObjectPrototype(
evaluator.getObjectPrototype(), evaluator);
for (Enumeration e = t.keys(); e.hasMoreElements();)
{
String next = (String) e.nextElement();
retval.putProperty(next, convertJ2E(t.get(next), evaluator),
next.hashCode());
}
return retval;
}
if (what instanceof String)
{
return new ESString(what.toString ());
}
if (what instanceof Number)
{
return new ESNumber(new Double(what.toString()).doubleValue());
}
if (what instanceof Boolean)
{
return ESBoolean.makeBoolean(((Boolean) what).booleanValue());
}
if (what instanceof Date)
{
return new DatePrototype(evaluator, (Date) what);
}
return ESLoader.normalizeValue(what, evaluator);
}
// convert a JavaScript Object object to a generic Java.
public static Object convertE2J(ESValue what) throws EcmaScriptException
{
if (XmlRpc.debug)
{
System.out.println("converting e-2-j: " + what.getClass());
}
if (what instanceof ESNull)
{
return null;
}
if (what instanceof ArrayPrototype)
{
ArrayPrototype a = (ArrayPrototype) what;
int l = a.size();
Vector v = new Vector();
for (int i = 0; i < l; i++)
{
Object nj = convertE2J(a.getProperty(i));
v.addElement(nj);
}
return v;
}
if (what instanceof ObjectPrototype)
{
ObjectPrototype o = (ObjectPrototype) what;
Hashtable t = new Hashtable();
for (Enumeration e = o.getProperties(); e.hasMoreElements();)
{
String next = (String) e.nextElement();
if (XmlRpc.debug)
{
System.out.println("converting object member " + next);
}
Object nj = convertE2J(o.getProperty(next, next.hashCode()));
if (nj != null)// can't put null as value in hashtable
{
t.put(next, nj);
}
}
return t;
}
if (what instanceof ESUndefined || what instanceof ESNull)
{
return null;
}
Object jval = what.toJavaObject();
if (jval instanceof Byte || jval instanceof Short)
{
jval = new Integer(jval.toString());
}
return jval;
}
}