1 package org.apache.maven.exception; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 import java.io.IOException; 23 import java.net.ConnectException; 24 25 import org.apache.maven.plugin.MojoExecutionException; 26 27 import junit.framework.TestCase; 28 29 /** 30 * @author <a href="mailto:baerrach@apache.org">Barrie Treloar</a> 31 */ 32 public class DefaultExceptionHandlerTest 33 extends TestCase 34 { 35 /** 36 * Running Maven under JDK7 may cause connection issues because IPv6 is used by default. 37 * <p> 38 * e.g running mvn site:run will cause Jetty to fail. 39 * </p> 40 * <p> 41 * The resolution is to add -Djava.net.preferIPv4Stack=true to the command line as documented in 42 * http://cwiki.apache.org/confluence/display/MAVEN/ConnectException 43 * </p> 44 */ 45 public void testJdk7ipv6() 46 { 47 ConnectException connEx = new ConnectException( "Connection refused: connect" ); 48 IOException ioEx = new IOException( "Unable to establish loopback connection" ); 49 ioEx.initCause( connEx ); 50 MojoExecutionException mojoEx = 51 new MojoExecutionException( "Error executing Jetty: Unable to establish loopback connection", ioEx ); 52 53 ExceptionHandler exceptionHandler = new DefaultExceptionHandler(); 54 ExceptionSummary exceptionSummary = exceptionHandler.handleException( mojoEx ); 55 56 String expectedReference = "http://cwiki.apache.org/confluence/display/MAVEN/ConnectException"; 57 assertEquals( expectedReference, exceptionSummary.getReference() ); 58 59 } 60 }