Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.rocketmq.jms.util; import com.google.common.base.Preconditions; import javax.jms.JMSException; public class ExceptionUtil { public static final boolean SKIP_SET_EXCEPTION = Boolean .parseBoolean(System.getProperty("skip.set.exception", "false")); public static void handleUnSupportedException() { if (!ExceptionUtil.SKIP_SET_EXCEPTION) { throw new UnsupportedOperationException("Operation unsupported! If you want to skip this Exception," + " use '-Dskip.set.exception=true' in JVM options."); } } public static JMSException convertToJmsException(Exception e, String extra) { Preconditions.checkNotNull(extra); Preconditions.checkNotNull(e); JMSException jmsException = new JMSException(extra); jmsException.initCause(e); return jmsException; } }