CaRMtl/org/mozilla/javascript/InterpreterData.java

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/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Rhino code, released
* May 6, 1999.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1997-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Norris Boyd
* Bob Jervis
* Roger Lawrence
*
* Alternatively, the contents of this file may be used under the terms of
* the GNU General Public License Version 2 or later (the "GPL"), in which
* case the provisions of the GPL are applicable instead of those above. If
* you wish to allow use of your version of this file only under the terms of
* the GPL and not to allow others to use your version of this file under the
* MPL, indicate your decision by deleting the provisions above and replacing
* them with the notice and other provisions required by the GPL. If you do
* not delete the provisions above, a recipient may use your version of this
* file under either the MPL or the GPL.
*
* ***** END LICENSE BLOCK ***** */
package org.mozilla.javascript;
import java.io.Serializable;
import org.mozilla.javascript.debug.DebuggableScript;
final class InterpreterData implements Serializable, DebuggableScript
{
static final long serialVersionUID = 5067677351589230234L;
static final int INITIAL_MAX_ICODE_LENGTH = 1024;
static final int INITIAL_STRINGTABLE_SIZE = 64;
static final int INITIAL_NUMBERTABLE_SIZE = 64;
InterpreterData(int languageVersion,
String sourceFile, String encodedSource)
{
this.languageVersion = languageVersion;
this.itsSourceFile = sourceFile;
this.encodedSource = encodedSource;
init();
}
InterpreterData(InterpreterData parent)
{
this.parentData = parent;
this.languageVersion = parent.languageVersion;
this.itsSourceFile = parent.itsSourceFile;
this.encodedSource = parent.encodedSource;
init();
}
private void init()
{
itsICode = new byte[INITIAL_MAX_ICODE_LENGTH];
itsStringTable = new String[INITIAL_STRINGTABLE_SIZE];
}
String itsName;
String itsSourceFile;
boolean itsNeedsActivation;
int itsFunctionType;
String[] itsStringTable;
double[] itsDoubleTable;
InterpreterData[] itsNestedFunctions;
Object[] itsRegExpLiterals;
byte[] itsICode;
int[] itsExceptionTable;
int itsMaxVars;
int itsMaxLocals;
int itsMaxStack;
int itsMaxFrameArray;
// see comments in NativeFuncion for definition of argNames and argCount
String[] argNames;
boolean[] argIsConst;
int argCount;
int itsMaxCalleeArgs;
String encodedSource;
int encodedSourceStart;
int encodedSourceEnd;
int languageVersion;
boolean useDynamicScope;
boolean topLevel;
Object[] literalIds;
UintMap longJumps;
int firstLinePC = -1; // PC for the first LINE icode
InterpreterData parentData;
boolean evalScriptFlag; // true if script corresponds to eval() code
public boolean isTopLevel()
{
return topLevel;
}
public boolean isFunction()
{
return itsFunctionType != 0;
}
public String getFunctionName()
{
return itsName;
}
public int getParamCount()
{
return argCount;
}
public int getParamAndVarCount()
{
return argNames.length;
}
public String getParamOrVarName(int index)
{
return argNames[index];
}
public boolean getParamOrVarConst(int index)
{
return argIsConst[index];
}
public String getSourceName()
{
return itsSourceFile;
}
public boolean isGeneratedScript()
{
return ScriptRuntime.isGeneratedScript(itsSourceFile);
}
public int[] getLineNumbers()
{
return Interpreter.getLineNumbers(this);
}
public int getFunctionCount()
{
return (itsNestedFunctions == null) ? 0 : itsNestedFunctions.length;
}
public DebuggableScript getFunction(int index)
{
return itsNestedFunctions[index];
}
public DebuggableScript getParent()
{
return parentData;
}
}