/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.quercus.env;
import com.caucho.quercus.function.AbstractFunction;
import com.caucho.util.L10N;
import com.caucho.vfs.WriteStream;
import java.io.IOException;
import java.util.IdentityHashMap;
/**
* Represents a call to an object's method
*/
public class CallbackObjectMethod extends Callback {
private static final L10N L = new L10N(CallbackObjectMethod.class);
private final Value _obj;
private final StringValue _methodName;
private final int _hash;
public CallbackObjectMethod(Env env,
Value obj,
StringValue methodName)
{
// XXX: obj and fun should not be mixed
_methodName = methodName;
_obj = obj;
_hash = methodName.hashCodeCaseInsensitive();
}
/**
* Evaluates the callback with no arguments.
*
* @param env the calling environment
*/
@Override
public Value call(Env env)
{
return _obj.callMethod(env, _methodName, _hash);
}
/**
* Evaluates the callback with 1 argument.
*
* @param env the calling environment
*/
@Override
public Value call(Env env, Value a1)
{
return _obj.callMethod(env, _methodName, _hash,
a1);
}
/**
* Evaluates the callback with 2 arguments.
*
* @param env the calling environment
*/
@Override
public Value call(Env env, Value a1, Value a2)
{
return _obj.callMethod(env, _methodName, _hash,
a1, a2);
}
/**
* Evaluates the callback with 3 arguments.
*
* @param env the calling environment
*/
@Override
public Value call(Env env, Value a1, Value a2, Value a3)
{
return _obj.callMethod(env, _methodName, _hash,
a1, a2, a3);
}
/**
* Evaluates the callback with 3 arguments.
*
* @param env the calling environment
*/
@Override
public Value call(Env env, Value a1, Value a2, Value a3,
Value a4)
{
return _obj.callMethod(env, _methodName, _hash,
a1, a2, a3, a4);
}
/**
* Evaluates the callback with 3 arguments.
*
* @param env the calling environment
*/
@Override
public Value call(Env env, Value a1, Value a2, Value a3,
Value a4, Value a5)
{
return _obj.callMethod(env, _methodName, _hash,
a1, a2, a3, a4, a5);
}
@Override
public Value call(Env env, Value []args)
{
return _obj.callMethod(env, _methodName, _hash, args);
}
@Override
public void varDumpImpl(Env env,
WriteStream out,
int depth,
IdentityHashMap<Value, String> valueSet)
throws IOException
{
out.print(getClass().getName());
out.print('[');
out.print(_methodName);
out.print(']');
}
@Override
public boolean isValid(Env env)
{
return true;
}
@Override
public String getCallbackName()
{
return _methodName.toString();
}
@Override
public boolean isInternal(Env env)
{
// return _fun instanceof JavaInvoker;
return false;
}
private Value error(Env env)
{
env.warning(L.l("{0}::{1}() is an invalid callback method",
_obj.getClassName(), _methodName));
return NullValue.NULL;
}
}