1 /******************************************************************************* 2 * Copyright (c) 2010, 2014 Sonatype, Inc. 3 * All rights reserved. This program and the accompanying materials 4 * are made available under the terms of the Eclipse Public License v1.0 5 * which accompanies this distribution, and is available at 6 * http://www.eclipse.org/legal/epl-v10.html 7 * 8 * Contributors: 9 * Sonatype, Inc. - initial API and implementation 10 *******************************************************************************/ 11 package org.eclipse.aether.transfer; 12 13 import org.eclipse.aether.RepositoryException; 14 import org.eclipse.aether.artifact.Artifact; 15 import org.eclipse.aether.repository.RemoteRepository; 16 17 /** 18 * Thrown when an artifact could not be uploaded/downloaded to/from a particular remote repository. 19 */ 20 public class ArtifactTransferException 21 extends RepositoryException 22 { 23 24 private final transient Artifact artifact; 25 26 private final transient RemoteRepository repository; 27 28 private final boolean fromCache; 29 30 static String getString( String prefix, RemoteRepository repository ) 31 { 32 if ( repository == null ) 33 { 34 return ""; 35 } 36 else 37 { 38 return prefix + repository.getId() + " (" + repository.getUrl() + ")"; 39 } 40 } 41 42 /** 43 * Creates a new exception with the specified artifact, repository and detail message. 44 * 45 * @param artifact The untransferable artifact, may be {@code null}. 46 * @param repository The involved remote repository, may be {@code null}. 47 * @param message The detail message, may be {@code null}. 48 */ 49 public ArtifactTransferException( Artifact artifact, RemoteRepository repository, String message ) 50 { 51 this( artifact, repository, message, false ); 52 } 53 54 /** 55 * Creates a new exception with the specified artifact, repository and detail message. 56 * 57 * @param artifact The untransferable artifact, may be {@code null}. 58 * @param repository The involved remote repository, may be {@code null}. 59 * @param message The detail message, may be {@code null}. 60 * @param fromCache {@code true} if the exception was played back from the error cache, {@code false} if the 61 * exception actually just occurred. 62 */ 63 public ArtifactTransferException( Artifact artifact, RemoteRepository repository, String message, boolean fromCache ) 64 { 65 super( message ); 66 this.artifact = artifact; 67 this.repository = repository; 68 this.fromCache = fromCache; 69 } 70 71 /** 72 * Creates a new exception with the specified artifact, repository and cause. 73 * 74 * @param artifact The untransferable artifact, may be {@code null}. 75 * @param repository The involved remote repository, may be {@code null}. 76 * @param cause The exception that caused this one, may be {@code null}. 77 */ 78 public ArtifactTransferException( Artifact artifact, RemoteRepository repository, Throwable cause ) 79 { 80 this( artifact, repository, "Could not transfer artifact " + artifact + getString( " from/to ", repository ) 81 + getMessage( ": ", cause ), cause ); 82 } 83 84 /** 85 * Creates a new exception with the specified artifact, repository, detail message and cause. 86 * 87 * @param artifact The untransferable artifact, may be {@code null}. 88 * @param repository The involved remote repository, may be {@code null}. 89 * @param message The detail message, may be {@code null}. 90 * @param cause The exception that caused this one, may be {@code null}. 91 */ 92 public ArtifactTransferException( Artifact artifact, RemoteRepository repository, String message, Throwable cause ) 93 { 94 super( message, cause ); 95 this.artifact = artifact; 96 this.repository = repository; 97 this.fromCache = false; 98 } 99 100 /** 101 * Gets the artifact that could not be transferred. 102 * 103 * @return The troublesome artifact or {@code null} if unknown. 104 */ 105 public Artifact getArtifact() 106 { 107 return artifact; 108 } 109 110 /** 111 * Gets the remote repository involved in the transfer. 112 * 113 * @return The involved remote repository or {@code null} if unknown. 114 */ 115 public RemoteRepository getRepository() 116 { 117 return repository; 118 } 119 120 /** 121 * Indicates whether this exception actually just occurred or was played back from the error cache. 122 * 123 * @return {@code true} if the exception was played back from the error cache, {@code false} if the exception 124 * actually occurred just now. 125 */ 126 public boolean isFromCache() 127 { 128 return fromCache; 129 } 130 131 }