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Rhino is an open-source implementation of JavaScript written entirely in Java. It is typically embedded into Java applications to provide scripting to end users.
/* -*- 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
*
* 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;
/**
* This is the default error reporter for JavaScript.
*
* @author Norris Boyd
*/
class DefaultErrorReporter implements ErrorReporter
{
static final DefaultErrorReporter instance = new DefaultErrorReporter();
private boolean forEval;
private ErrorReporter chainedReporter;
private DefaultErrorReporter() { }
static ErrorReporter forEval(ErrorReporter reporter)
{
DefaultErrorReporter r = new DefaultErrorReporter();
r.forEval = true;
r.chainedReporter = reporter;
return r;
}
public void warning(String message, String sourceURI, int line,
String lineText, int lineOffset)
{
if (chainedReporter != null) {
chainedReporter.warning(
message, sourceURI, line, lineText, lineOffset);
} else {
// Do nothing
}
}
public void error(String message, String sourceURI, int line,
String lineText, int lineOffset)
{
if (forEval) {
throw ScriptRuntime.constructError(
"SyntaxError", message, sourceURI, line, lineText, lineOffset);
}
if (chainedReporter != null) {
chainedReporter.error(
message, sourceURI, line, lineText, lineOffset);
} else {
throw runtimeError(
message, sourceURI, line, lineText, lineOffset);
}
}
public EvaluatorException runtimeError(String message, String sourceURI,
int line, String lineText,
int lineOffset)
{
if (chainedReporter != null) {
return chainedReporter.runtimeError(
message, sourceURI, line, lineText, lineOffset);
} else {
return new EvaluatorException(
message, sourceURI, line, lineText, lineOffset);
}
}
}