| package org.eclipse.aether.resolution; |
| |
| /* |
| * 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. |
| */ |
| |
| import org.eclipse.aether.RepositoryException; |
| |
| /** |
| * Thrown in case of a unresolvable dependencies. |
| */ |
| public class DependencyResolutionException |
| extends RepositoryException |
| { |
| |
| private final transient DependencyResult result; |
| |
| /** |
| * Creates a new exception with the specified result and cause. |
| * |
| * @param result The dependency result at the point the exception occurred, may be {@code null}. |
| * @param cause The exception that caused this one, may be {@code null}. |
| */ |
| public DependencyResolutionException( DependencyResult result, Throwable cause ) |
| { |
| super( getMessage( cause ), cause ); |
| this.result = result; |
| } |
| |
| /** |
| * Creates a new exception with the specified result, detail message and cause. |
| * |
| * @param result The dependency result at the point the exception occurred, may be {@code null}. |
| * @param message The detail message, may be {@code null}. |
| * @param cause The exception that caused this one, may be {@code null}. |
| */ |
| public DependencyResolutionException( DependencyResult result, String message, Throwable cause ) |
| { |
| super( message, cause ); |
| this.result = result; |
| } |
| |
| private static String getMessage( Throwable cause ) |
| { |
| String msg = null; |
| if ( cause != null ) |
| { |
| msg = cause.getMessage(); |
| } |
| if ( msg == null || msg.length() <= 0 ) |
| { |
| msg = "Could not resolve transitive dependencies"; |
| } |
| return msg; |
| } |
| |
| /** |
| * Gets the dependency result at the point the exception occurred. Despite being incomplete, callers might want to |
| * use this result to fail gracefully and continue their operation with whatever interim data has been gathered. |
| * |
| * @return The dependency result or {@code null} if unknown. |
| */ |
| public DependencyResult getResult() |
| { |
| return result; |
| } |
| |
| } |