| /* |
| * Copyright 2001-2004 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.axis; |
| |
| import org.apache.axis.components.logger.LogFactory; |
| import org.apache.axis.utils.Messages; |
| import org.apache.commons.logging.Log; |
| |
| /** |
| * Encapsulates exceptions for "should never occur" situations. Extends |
| * RuntimeException so it need not explicitly be caught. Logs the exception |
| * as a fatal error, and if debug is enabled, includes the full stack trace. |
| * |
| * @author Sam Ruby (rubys@us.ibm.com) |
| * @author Glyn Normington (glyn_normington@uk.ibm.com) |
| */ |
| public class InternalException extends RuntimeException { |
| |
| /** |
| * The <code>Log</code> used by this class to log messages. |
| */ |
| protected static Log log = |
| LogFactory.getLog(InternalException.class.getName()); |
| |
| /** |
| * Attribute which controls whether or not logging of such events should |
| * occur. Default is true and is recommended. Sometimes this may be |
| * turned off in unit tests when internal errors are intentionally |
| * provoked. |
| */ |
| private static boolean shouldLog = true; |
| |
| /** |
| * Enable or dissable logging. |
| * |
| * @param logging true if you wish logging to be enabled, false otherwise |
| */ |
| public static void setLogging(boolean logging) { |
| shouldLog = logging; |
| } |
| |
| /** |
| * Discover whether the logging flag is set. |
| * |
| * @return true if we are logging, false otherwise |
| */ |
| public static boolean getLogging() { |
| return shouldLog; |
| } |
| |
| /** |
| * Construct an Internal Exception from a String. The string is wrapped |
| * in an exception, enabling a stack traceback to be obtained. |
| * @param message String form of the error |
| */ |
| public InternalException(String message) { |
| this(new Exception(message)); |
| } |
| |
| /** |
| * Construct an Internal Exception from an Exception. |
| * |
| * @param e original exception which was unexpected |
| */ |
| public InternalException(Exception e) { |
| super(e.toString()); |
| |
| if (shouldLog) { |
| // if the exception is merely bubbling up the stack, only log the |
| // event if debug is turned on. |
| if (e instanceof InternalException) { |
| log.debug("InternalException: ", e); |
| } else { |
| log.fatal(Messages.getMessage("exception00"), e); |
| } |
| } |
| } |
| } |