| /* |
| * 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.ace.client.repository.repository; |
| |
| import java.io.IOException; |
| import java.net.URL; |
| import java.util.List; |
| |
| import org.apache.ace.client.repository.ObjectRepository; |
| import org.apache.ace.client.repository.object.ArtifactObject; |
| import org.apache.ace.client.repository.object.TargetObject; |
| |
| import org.osgi.annotation.versioning.ProviderType; |
| |
| /** |
| * Interface to a ArtifactRepository. The functionality is defined by the generic AssociationRepository. |
| */ |
| @ProviderType |
| public interface ArtifactRepository extends ObjectRepository<ArtifactObject> { |
| static class ArtifactAlreadyExistsException extends IOException { |
| private final URL m_url; |
| private final String m_filename; |
| |
| /** |
| * Creates a new {@link ArtifactAlreadyExistsException} instance. |
| */ |
| public ArtifactAlreadyExistsException(URL artifactURL, String filename) { |
| m_url = artifactURL; |
| m_filename = filename; |
| } |
| |
| /** |
| * @return the filename of the artifact that already exists, can be <code>null</code>. |
| */ |
| public String getFilename() { |
| return m_filename; |
| } |
| |
| /** |
| * @return the URL of the already existing artifact, cannot be <code>null</code>. |
| */ |
| public URL getUrl() { |
| return m_url; |
| } |
| } |
| |
| /** |
| * Gets a list of all ArtifactObject's which are resource processing bundles. |
| */ |
| public List<ArtifactObject> getResourceProcessors(); |
| |
| /** |
| * Tries to import an artifact into storage, while extracting necessary metadata. |
| * |
| * @param artifact |
| * a URL pointing to the 'physical' artifact. |
| * @param upload |
| * Indicates whether this artifact should be uploaded to our own OBR. |
| * @return An <code>ArtifactObject</code> representing the passed in artifact, if (a) the artifact is recognized, |
| * (b) there is storage available and (c) there is a resource processor available for this type of artifact. |
| * @throws IllegalArgumentException |
| * when the given <tt>artifact</tt> represents an invalid URL; |
| * @throws ArtifactAlreadyExistsException |
| * in case the artifact could not be uploaded, as it already exists in the storage; |
| * @throws IOException |
| * when there is a problem transferring the <code>artifact</code> to storage. |
| */ |
| public ArtifactObject importArtifact(URL artifact, boolean upload) throws IllegalArgumentException, IOException; |
| |
| /** |
| * Checks whether an artifact is 'usable', that is, there is a resource processor available for it, if necessary. |
| * |
| * @param artifact |
| * A URL pointing to an artifact. |
| * @return <code>true</code> if the artifact is recognized, and a processor for it is available. <code>false</code> |
| * otherwise, including when the artifact cannot be reached. |
| */ |
| public boolean recognizeArtifact(URL artifact); |
| |
| /** |
| * Tries to import an artifact into storage, while extracting necessary metadata. |
| * |
| * @param artifact |
| * a URL pointing to the 'physical' artifact. |
| * @param mimetype |
| * a String giving this object's mimetype. |
| * @param upload |
| * Indicates whether this artifact should be uploaded to our own OBR. |
| * @return An <code>ArtifactObject</code> representing the passed in artifact, if (a) there is storage available and |
| * (b) there is a resource processor available for this type of artifact. |
| * @throws IllegalArgumentException |
| * when the <code>artifact</code> cannot be processed. |
| * @throws IOException |
| * when there is a problem transferring the <code>artifact</code> to storage. |
| */ |
| public ArtifactObject importArtifact(URL artifact, String mimetype, boolean upload) throws IllegalArgumentException, IOException; |
| |
| /** |
| * Tries to locate a preprocessor for the passed artifact, an processes it. If no processing needs to be done, the |
| * original artifact's URL will be returned. |
| * |
| * @param artifact |
| * An artifact |
| * @param props |
| * A tree of properties objects, to be used for replacement. |
| * @param targetID |
| * The targetID of the target for which this artifact is being processed. |
| * @param version |
| * The deployment version for which this artifact is being processed. |
| * @return A URL to a new, processed artifact, or to the original one, in case nothing needed to be processed. |
| * @throws IOException |
| * Thrown if reading the original artifact goes wrong, or storing the processed one. |
| */ |
| public String preprocessArtifact(ArtifactObject artifact, TargetObject target, String targetID, String version) throws IOException; |
| |
| /** |
| * Indicates whether the template should be processed again, given the properties, and the version to which it |
| * should be compared. |
| * |
| * @param url |
| * A string representing a URL to the original artifact. |
| * @param props |
| * A PropertyResolver which can be used to fill in 'holes' in the template. |
| * @param targetID |
| * The targetID of the target for which this artifact is being processed. |
| * @param version |
| * The deployment version for which this artifact is being processed. |
| * @param lastVersion |
| * The deployment version to which the current one should be compared. |
| * @param newVersion |
| * The new, potential version. |
| * @param obrBase |
| * A base OBR to upload the new artifact to. |
| * @return Whether or not a new version has to be created. |
| * @throws IOException |
| */ |
| public boolean needsNewVersion(ArtifactObject artifact, TargetObject target, String targetID, String fromVersion); |
| } |