diff options
Diffstat (limited to 'sca-java-1.x/tags/1.6/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/processor/impl/JarContributionProcessor.java')
-rw-r--r-- | sca-java-1.x/tags/1.6/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/processor/impl/JarContributionProcessor.java | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/processor/impl/JarContributionProcessor.java b/sca-java-1.x/tags/1.6/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/processor/impl/JarContributionProcessor.java new file mode 100644 index 0000000000..47a0f95687 --- /dev/null +++ b/sca-java-1.x/tags/1.6/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/processor/impl/JarContributionProcessor.java @@ -0,0 +1,130 @@ +/* + * 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.tuscany.sca.contribution.processor.impl; + +import java.io.IOException; +import java.io.InputStream; +import java.net.MalformedURLException; +import java.net.URI; +import java.net.URISyntaxException; +import java.net.URL; +import java.util.ArrayList; +import java.util.HashSet; +import java.util.List; +import java.util.Set; +import java.util.jar.JarEntry; +import java.util.jar.JarInputStream; + +import org.apache.tuscany.sca.contribution.PackageType; +import org.apache.tuscany.sca.contribution.processor.PackageProcessor; +import org.apache.tuscany.sca.contribution.service.ContributionException; + +/** + * Jar Contribution package processor. + * + * @version $Rev$ $Date$ + */ +public class JarContributionProcessor implements PackageProcessor { + + public JarContributionProcessor() { + } + + public String getPackageType() { + return PackageType.JAR; + } + + public URL getArtifactURL(URL sourceURL, URI artifact) throws MalformedURLException { + if (sourceURL.toString().startsWith("jar:")) { + return new URL(sourceURL, artifact.toString()); + } else if(!artifact.toString().equals("")) { + return new URL("jar:" + sourceURL.toExternalForm() + "!/" + artifact); + } else { + return sourceURL; + } + } + + public List<URI> getArtifacts(URL packageSourceURL, InputStream inputStream) throws ContributionException, + IOException { + if (packageSourceURL == null) { + throw new IllegalArgumentException("Invalid null package source URL."); + } + + if (inputStream == null) { + throw new IllegalArgumentException("Invalid null source inputstream."); + } + + // Assume the root is a jar file + JarInputStream jar = new JarInputStream(inputStream); + try { + Set<String> names = new HashSet<String>(); + while (true) { + JarEntry entry = jar.getNextJarEntry(); + if (entry == null) { + // EOF + break; + } + + // FIXME: Maybe we should externalize the filter as a property + String name = entry.getName(); + if (!name.startsWith(".")) { + + // Trim trailing / + if (name.endsWith("/")) { + name = name.substring(0, name.length() - 1); + } + + // Add the entry name + if (!names.contains(name)) { + names.add(name); + + // Add parent folder names to the list too + for (;;) { + int s = name.lastIndexOf('/'); + if (s == -1) { + name = ""; + } else { + name = name.substring(0, s); + } + if (!names.contains(name)) { + names.add(name); + } else { + break; + } + } + } + } + } + + // Return list of URIs + List<URI> artifacts = new ArrayList<URI>(); + for (String name: names) { + try { + artifacts.add(new URI(null, name, null)); + } catch (URISyntaxException e) { + throw new IllegalArgumentException("Invalid artifact uri:" + name); + } + } + return artifacts; + + } finally { + jar.close(); + } + } +} |