diff options
author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:26:33 +0000 |
---|---|---|
committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:26:33 +0000 |
commit | a40e527938d76ba71f211da7e327adb50384ba69 (patch) | |
tree | cb8f99f1727122b040a3f0fbb6649292b6a74302 /sca-java-1.x/tags/1.2/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/service/impl/PackageTypeDescriberImpl.java | |
parent | 968721109881107520d7aefa91d7fcc0519d7739 (diff) |
Moving 1.x tags
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835157 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-1.x/tags/1.2/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/service/impl/PackageTypeDescriberImpl.java')
-rw-r--r-- | sca-java-1.x/tags/1.2/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/service/impl/PackageTypeDescriberImpl.java | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.2/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/service/impl/PackageTypeDescriberImpl.java b/sca-java-1.x/tags/1.2/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/service/impl/PackageTypeDescriberImpl.java new file mode 100644 index 0000000000..4ad070b2c3 --- /dev/null +++ b/sca-java-1.x/tags/1.2/modules/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/service/impl/PackageTypeDescriberImpl.java @@ -0,0 +1,103 @@ +/* + * 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.service.impl; + +import java.io.IOException; +import java.net.URL; +import java.net.URLConnection; +import java.util.HashMap; +import java.util.Map; + +import org.apache.tuscany.sca.contribution.ContentType; +import org.apache.tuscany.sca.contribution.PackageType; +import org.apache.tuscany.sca.contribution.service.TypeDescriber; +import org.apache.tuscany.sca.contribution.service.util.FileHelper; + +/** + * Implementation of the content describer for contribution packages + * + * @version $Rev$ $Date$ + */ +public class PackageTypeDescriberImpl implements TypeDescriber { + private final Map<String, String> contentTypeRegistry = new HashMap<String, String>(); + + public PackageTypeDescriberImpl() { + super(); + init(); + } + + /** + * Initialize contentType registry with know types based on known file extensions + */ + private void init() { + contentTypeRegistry.put("JAR", PackageType.JAR); + contentTypeRegistry.put("WAR", PackageType.JAR); + } + + protected String resolveContentyTypeByExtension(URL resourceURL) { + String artifactExtension = FileHelper.getExtension(resourceURL.getPath()); + if (artifactExtension == null) { + return null; + } + return contentTypeRegistry.get(artifactExtension.toUpperCase()); + } + + /** + * Build contentType for a specific resource. We first check if the file is + * a supported one (looking into our registry based on resource extension) + * If not found, we try to check file contentType Or we return + * defaultContentType provided + * + * @param resourceURL The artifact url + * @param defaultContentType The default content type if we can't find the correc one + * @return The content type + */ + public String getType(URL resourceURL, String defaultContentType) { + URLConnection connection = null; + String contentType = defaultContentType; + + if (resourceURL.getProtocol().equals("file") && FileHelper.toFile(resourceURL).isDirectory()) { + // Special case : contribution is a folder + contentType = PackageType.FOLDER; + } else if (resourceURL.getProtocol().equals("bundle")||resourceURL.getProtocol().equals("bundleresource")) { + contentType = PackageType.BUNDLE; + } else { + contentType = resolveContentyTypeByExtension(resourceURL); + if (contentType == null) { + try { + connection = resourceURL.openConnection(); + connection.setUseCaches(false); + contentType = connection.getContentType(); + + if (contentType == null || contentType.equals("content/unknown")) { + // here we couldn't figure out from our registry or from URL and it's not a special file + // return defaultContentType if provided + contentType = defaultContentType; + } + } catch (IOException io) { + // could not access artifact, just ignore and we will return + // null contentType + } + } + } + return contentType == null ? defaultContentType : contentType; + } + +} |