/*
* Copyright (c) 1998-2010 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.parser;
import com.caucho.quercus.expr.ExprFactory;
import com.caucho.quercus.program.Function;
import com.caucho.quercus.program.InterpretedClassDef;
import com.caucho.quercus.Location;
import com.caucho.util.L10N;
import java.util.ArrayList;
import java.util.HashMap;
/**
* Parse scope.
*/
public class FunctionScope extends Scope {
private final static L10N L = new L10N(FunctionScope.class);
private ExprFactory _exprFactory;
private HashMap<String, Function> _functionMap = new HashMap<String, Function>();
private HashMap<String, InterpretedClassDef> _classMap = new HashMap<String, InterpretedClassDef>();
private HashMap<String, InterpretedClassDef> _conditionalClassMap;
private HashMap<String, Function> _conditionalFunctionMap;
FunctionScope(ExprFactory exprFactory, Scope parent) {
super(parent);
_exprFactory = exprFactory;
}
/*
* Returns true if scope is local to a function.
*/
@Override
public boolean isFunction() {
return true;
}
/**
* Adds a function.
*/
@Override
public void addFunction(String name,
Function function,
boolean isTop) {
name = name.toLowerCase();
if (_functionMap.get(name) == null) {
_functionMap.put(name, function);
}
//_parent.addConditionalFunction(name, function);
_parent.addFunction(name, function, false);
}
/*
* Adds a function defined in a conditional block.
*/
@Override
protected void addConditionalFunction(String name, Function function) {
if (_conditionalFunctionMap == null) {
_conditionalFunctionMap = new HashMap<String, Function>(4);
}
_conditionalFunctionMap.put(function.getCompilationName(), function);
_parent.addConditionalFunction(name, function);
}
/**
* Adds a class
*/
@Override
public InterpretedClassDef addClass(Location location,
String name,
String parentName,
ArrayList<String> ifaceList,
int index,
boolean isTop) {
InterpretedClassDef existingClass = _classMap.get(name);
String[] ifaceArray = new String[ifaceList.size()];
ifaceList.toArray(ifaceArray);
InterpretedClassDef cl = _exprFactory.createClassDef(location,
name, parentName, ifaceArray,
index);
if (existingClass == null) {
_classMap.put(name, cl);
}
_parent.addConditionalClass(cl);
return cl;
}
/*
* Adds a conditional class.
*/
@Override
protected void addConditionalClass(InterpretedClassDef def) {
if (_conditionalClassMap == null) {
_conditionalClassMap = new HashMap<String, InterpretedClassDef>(1);
}
_conditionalClassMap.put(def.getCompilationName(), def);
_parent.addConditionalClass(def);
}
}