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diff --git a/infrastructure/rhino1_7R1/src/org/mozilla/javascript/RhinoException.java b/infrastructure/rhino1_7R1/src/org/mozilla/javascript/RhinoException.java
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+++ b/infrastructure/rhino1_7R1/src/org/mozilla/javascript/RhinoException.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) 1997-1999
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   Norris Boyd
+ *   Igor Bukanov
+ *
+ * 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.CharArrayWriter;
+import java.io.File;
+import java.io.FilenameFilter;
+import java.io.PrintStream;
+import java.io.PrintWriter;
+import java.util.List;
+import java.util.ArrayList;
+
+/**
+ * The class of exceptions thrown by the JavaScript engine.
+ */
+public abstract class RhinoException extends RuntimeException
+{
+    RhinoException()
+    {
+        Evaluator e = Context.createInterpreter();
+        if (e != null)
+            e.captureStackInfo(this);
+    }
+
+    RhinoException(String details)
+    {
+        super(details);
+        Evaluator e = Context.createInterpreter();
+        if (e != null)
+            e.captureStackInfo(this);
+    }
+
+    public final String getMessage()
+    {
+        String details = details();
+        if (sourceName == null || lineNumber <= 0) {
+            return details;
+        }
+        StringBuffer buf = new StringBuffer(details);
+        buf.append(" (");
+        if (sourceName != null) {
+            buf.append(sourceName);
+        }
+        if (lineNumber > 0) {
+            buf.append('#');
+            buf.append(lineNumber);
+        }
+        buf.append(')');
+        return buf.toString();
+    }
+
+    public String details()
+    {
+        return super.getMessage();
+    }
+
+    /**
+     * Get the uri of the script source containing the error, or null
+     * if that information is not available.
+     */
+    public final String sourceName()
+    {
+        return sourceName;
+    }
+
+    /**
+     * Initialize the uri of the script source containing the error.
+     *
+     * @param sourceName the uri of the script source responsible for the error.
+     *                   It should not be <tt>null</tt>.
+     *
+     * @throws IllegalStateException if the method is called more then once.
+     */
+    public final void initSourceName(String sourceName)
+    {
+        if (sourceName == null) throw new IllegalArgumentException();
+        if (this.sourceName != null) throw new IllegalStateException();
+        this.sourceName = sourceName;
+    }
+
+    /**
+     * Returns the line number of the statement causing the error,
+     * or zero if not available.
+     */
+    public final int lineNumber()
+    {
+        return lineNumber;
+    }
+
+    /**
+     * Initialize the line number of the script statement causing the error.
+     *
+     * @param lineNumber the line number in the script source.
+     *                   It should be positive number.
+     *
+     * @throws IllegalStateException if the method is called more then once.
+     */
+    public final void initLineNumber(int lineNumber)
+    {
+        if (lineNumber <= 0) throw new IllegalArgumentException(String.valueOf(lineNumber));
+        if (this.lineNumber > 0) throw new IllegalStateException();
+        this.lineNumber = lineNumber;
+    }
+
+    /**
+     * The column number of the location of the error, or zero if unknown.
+     */
+    public final int columnNumber()
+    {
+        return columnNumber;
+    }
+
+    /**
+     * Initialize the column number of the script statement causing the error.
+     *
+     * @param columnNumber the column number in the script source.
+     *                     It should be positive number.
+     *
+     * @throws IllegalStateException if the method is called more then once.
+     */
+    public final void initColumnNumber(int columnNumber)
+    {
+        if (columnNumber <= 0) throw new IllegalArgumentException(String.valueOf(columnNumber));
+        if (this.columnNumber > 0) throw new IllegalStateException();
+        this.columnNumber = columnNumber;
+    }
+
+    /**
+     * The source text of the line causing the error, or null if unknown.
+     */
+    public final String lineSource()
+    {
+        return lineSource;
+    }
+
+    /**
+     * Initialize the text of the source line containing the error.
+     *
+     * @param lineSource the text of the source line responsible for the error.
+     *                   It should not be <tt>null</tt>.
+     *
+     * @throws IllegalStateException if the method is called more then once.
+     */
+    public final void initLineSource(String lineSource)
+    {
+        if (lineSource == null) throw new IllegalArgumentException();
+        if (this.lineSource != null) throw new IllegalStateException();
+        this.lineSource = lineSource;
+    }
+
+    final void recordErrorOrigin(String sourceName, int lineNumber,
+                                 String lineSource, int columnNumber)
+    {
+        // XXX: for compatibility allow for now -1 to mean 0
+        if (lineNumber == -1) {
+            lineNumber = 0;
+        }
+
+        if (sourceName != null) {
+            initSourceName(sourceName);
+        }
+        if (lineNumber != 0) {
+            initLineNumber(lineNumber);
+        }
+        if (lineSource != null) {
+            initLineSource(lineSource);
+        }
+        if (columnNumber != 0) {
+            initColumnNumber(columnNumber);
+        }
+    }
+
+    private String generateStackTrace()
+    {
+        // Get stable reference to work properly with concurrent access
+        CharArrayWriter writer = new CharArrayWriter();
+        super.printStackTrace(new PrintWriter(writer));
+        String origStackTrace = writer.toString();
+        Evaluator e = Context.createInterpreter();
+        if (e != null)
+            return e.getPatchedStack(this, origStackTrace);
+        return null;
+    }
+
+    /**
+     * Get a string representing the script stack of this exception.
+     * If optimization is enabled, this corresponds to all java stack elements
+     * with a source name ending with ".js".
+     * @return a script stack dump
+     * @since 1.6R6
+     */
+    public String getScriptStackTrace()
+    {
+        return getScriptStackTrace(new FilenameFilter() {
+            public boolean accept(File dir, String name) {
+                return name.endsWith(".js");
+            }
+        });
+    }
+
+    /**
+     * Get a string representing the script stack of this exception.
+     * If optimization is enabled, this corresponds to all java stack elements
+     * with a source name matching the <code>filter</code>.
+     * @param filter the file name filter to determine whether a file is a 
+     *               script file
+     * @return a script stack dump
+     * @since 1.6R6
+     */
+    public String getScriptStackTrace(FilenameFilter filter)
+    {
+        List interpreterStack;
+        Evaluator interpreter = Context.createInterpreter();
+        if (interpreter != null)
+            interpreterStack = interpreter.getScriptStack(this);
+        else
+            interpreterStack = new ArrayList();
+        int interpreterStackIndex = 0;
+        StringBuffer buffer = new StringBuffer();
+        String lineSeparator = SecurityUtilities.getSystemProperty("line.separator");
+        StackTraceElement[] stack = getStackTrace();
+        for (int i = 0; i < stack.length; i++) {
+            StackTraceElement e = stack[i];
+            String name = e.getFileName();
+            if (e.getLineNumber() > -1 && name != null &&
+                filter.accept(null, name))
+            {
+                buffer.append("\tat ");
+                buffer.append(e.getFileName());
+                buffer.append(':');
+                buffer.append(e.getLineNumber());
+                buffer.append(lineSeparator);
+            } else if (interpreterStack != null &&
+                "org.mozilla.javascript.Interpreter".equals(e.getClassName()) &&
+                "interpretLoop".equals(e.getMethodName()))
+            {
+                buffer.append(interpreterStack.get(interpreterStackIndex++));
+            }
+        }
+        return buffer.toString();
+    }
+
+    public void printStackTrace(PrintWriter s)
+    {
+        if (interpreterStackInfo == null) {
+            super.printStackTrace(s);
+        } else {
+            s.print(generateStackTrace());
+        }
+    }
+
+    public void printStackTrace(PrintStream s)
+    {
+        if (interpreterStackInfo == null) {
+            super.printStackTrace(s);
+        } else {
+            s.print(generateStackTrace());
+        }
+    }
+
+    private String sourceName;
+    private int lineNumber;
+    private String lineSource;
+    private int columnNumber;
+
+    Object interpreterStackInfo;
+    int[] interpreterLineData;
+}