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diff --git a/trunk/infrastructure/rhino1_7R1/src/org/mozilla/javascript/InterpreterData.java b/trunk/infrastructure/rhino1_7R1/src/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;
+    }
+
+}