diff options
Diffstat (limited to 'trunk/infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/ToolErrorReporter.java')
| -rw-r--r-- | trunk/infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/ToolErrorReporter.java | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/trunk/infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/ToolErrorReporter.java b/trunk/infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/ToolErrorReporter.java new file mode 100644 index 0000000..938f5f2 --- /dev/null +++ b/trunk/infrastructure/rhino1_7R1/toolsrc/org/mozilla/javascript/tools/ToolErrorReporter.java @@ -0,0 +1,225 @@ +/* -*- 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, 1998. + * + * 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 + * Kurt Westerfeld + * + * 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.tools; + +import org.mozilla.javascript.*; + +import java.text.MessageFormat; +import java.io.*; +import java.util.*; + +/** + * Error reporter for tools. + * + * Currently used by both the shell and the compiler. + */ +public class ToolErrorReporter implements ErrorReporter { + + public ToolErrorReporter(boolean reportWarnings) { + this(reportWarnings, System.err); + } + + public ToolErrorReporter(boolean reportWarnings, PrintStream err) { + this.reportWarnings = reportWarnings; + this.err = err; + } + + /** + * Look up the message corresponding to messageId in the + * org.mozilla.javascript.tools.shell.resources.Messages property file. + * For internationalization support. + */ + public static String getMessage(String messageId) { + return getMessage(messageId, (Object []) null); + } + + public static String getMessage(String messageId, String argument) { + Object[] args = { argument }; + return getMessage(messageId, args); + } + + public static String getMessage(String messageId, Object arg1, Object arg2) + { + Object[] args = { arg1, arg2 }; + return getMessage(messageId, args); + } + + public static String getMessage(String messageId, Object[] args) { + Context cx = Context.getCurrentContext(); + Locale locale = cx == null ? Locale.getDefault() : cx.getLocale(); + + // ResourceBundle does cacheing. + ResourceBundle rb = ResourceBundle.getBundle + ("org.mozilla.javascript.tools.resources.Messages", locale); + + String formatString; + try { + formatString = rb.getString(messageId); + } catch (java.util.MissingResourceException mre) { + throw new RuntimeException("no message resource found for message property " + + messageId); + } + + if (args == null) { + return formatString; + } else { + MessageFormat formatter = new MessageFormat(formatString); + return formatter.format(args); + } + } + + private static String getExceptionMessage(RhinoException ex) + { + String msg; + if (ex instanceof JavaScriptException) { + msg = getMessage("msg.uncaughtJSException", ex.details()); + } else if (ex instanceof EcmaError) { + msg = getMessage("msg.uncaughtEcmaError", ex.details()); + } else if (ex instanceof EvaluatorException) { + msg = ex.details(); + } else { + msg = ex.toString(); + } + return msg; + } + + public void warning(String message, String sourceName, int line, + String lineSource, int lineOffset) + { + if (!reportWarnings) + return; + reportErrorMessage(message, sourceName, line, lineSource, lineOffset, + true); + } + + public void error(String message, String sourceName, int line, + String lineSource, int lineOffset) + { + hasReportedErrorFlag = true; + reportErrorMessage(message, sourceName, line, lineSource, lineOffset, + false); + } + + public EvaluatorException runtimeError(String message, String sourceName, + int line, String lineSource, + int lineOffset) + { + return new EvaluatorException(message, sourceName, line, + lineSource, lineOffset); + } + + public boolean hasReportedError() { + return hasReportedErrorFlag; + } + + public boolean isReportingWarnings() { + return this.reportWarnings; + } + + public void setIsReportingWarnings(boolean reportWarnings) { + this.reportWarnings = reportWarnings; + } + + public static void reportException(ErrorReporter er, RhinoException ex) + { + if (er instanceof ToolErrorReporter) { + ((ToolErrorReporter)er).reportException(ex); + } else { + String msg = getExceptionMessage(ex); + er.error(msg, ex.sourceName(), ex.lineNumber(), + ex.lineSource(), ex.columnNumber()); + } + } + + public void reportException(RhinoException ex) + { + if (ex instanceof WrappedException) { + WrappedException we = (WrappedException)ex; + we.printStackTrace(err); + } else { + String lineSeparator = + SecurityUtilities.getSystemProperty("line.separator"); + String msg = getExceptionMessage(ex) + lineSeparator + + ex.getScriptStackTrace(); + reportErrorMessage(msg, ex.sourceName(), ex.lineNumber(), + ex.lineSource(), ex.columnNumber(), false); + } + } + + private void reportErrorMessage(String message, String sourceName, int line, + String lineSource, int lineOffset, + boolean justWarning) + { + if (line > 0) { + String lineStr = String.valueOf(line); + if (sourceName != null) { + Object[] args = { sourceName, lineStr, message }; + message = getMessage("msg.format3", args); + } else { + Object[] args = { lineStr, message }; + message = getMessage("msg.format2", args); + } + } else { + Object[] args = { message }; + message = getMessage("msg.format1", args); + } + if (justWarning) { + message = getMessage("msg.warning", message); + } + err.println(messagePrefix + message); + if (null != lineSource) { + err.println(messagePrefix + lineSource); + err.println(messagePrefix + buildIndicator(lineOffset)); + } + } + + private String buildIndicator(int offset){ + StringBuffer sb = new StringBuffer(); + for (int i = 0; i < offset-1; i++) + sb.append("."); + sb.append("^"); + return sb.toString(); + } + + private final String messagePrefix = "js: "; + private boolean hasReportedErrorFlag; + private boolean reportWarnings; + private PrintStream err; +} |