diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/CloseResources.java')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/CloseResources.java | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/CloseResources.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/CloseResources.java new file mode 100644 index 00000000..71a94559 --- /dev/null +++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/taskdefs/CloseResources.java @@ -0,0 +1,59 @@ +/* + * 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.tools.ant.taskdefs; + +import java.io.IOException; +import java.net.URL; + +import org.apache.tools.ant.Task; +import org.apache.tools.ant.types.Resource; +import org.apache.tools.ant.types.ResourceCollection; +import org.apache.tools.ant.types.resources.URLProvider; +import org.apache.tools.ant.types.resources.Union; +import org.apache.tools.ant.util.FileUtils; + +/** + * Not a real task but used during tests. + * + * Closes the resources associated with an URL. In particular this is + * going to close the jars associated with a jar:file: URL - and it + * does so in a way that the Java VM still thinks it is open, so use + * it at your own risk. + */ +public class CloseResources extends Task { + private Union resources = new Union(); + + public void add(ResourceCollection rc) { + resources.add(rc); + } + + public void execute() { + for (Resource r : resources) { + URLProvider up = r.as(URLProvider.class); + if (up != null) { + URL u = up.getURL(); + try { + FileUtils.close(u.openConnection()); + } catch (IOException ex) { + // ignore + } + } + } + } +} |