| /* |
| * 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.commons.vfs.tasks; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.vfs.FileObject; |
| import org.apache.commons.vfs.FileSystemException; |
| import org.apache.commons.vfs.impl.StandardFileSystemManager; |
| import org.apache.tools.ant.BuildEvent; |
| import org.apache.tools.ant.Project; |
| import org.apache.tools.ant.SubBuildListener; |
| import org.apache.tools.ant.Task; |
| |
| /** |
| * Base class for the VFS Ant tasks. Takes care of creating a FileSystemManager, |
| * and for cleaning it up at the end of the build. Also provides some |
| * utility methods. |
| * |
| * @author <a href="mailto:adammurdoch@apache.org">Adam Murdoch</a> |
| * @version $Revision$ $Date$ |
| */ |
| public class VfsTask |
| extends Task |
| { |
| private static StandardFileSystemManager manager; |
| |
| /** |
| * Resolves a URI to a file, relative to the project's base directory. |
| * |
| * @param uri The URI to resolve. |
| */ |
| protected FileObject resolveFile(final String uri) |
| throws FileSystemException |
| { |
| if (manager == null) |
| { |
| StandardFileSystemManager mngr = new StandardFileSystemManager(); |
| mngr.setLogger(new AntLogger()); |
| mngr.init(); |
| manager = mngr; |
| getProject().addBuildListener(new CloseListener()); |
| } |
| return manager.resolveFile(getProject().getBaseDir(), uri); |
| } |
| |
| /** |
| * Close the manager |
| */ |
| protected void closeManager() |
| { |
| if (manager != null) |
| { |
| manager.close(); |
| manager = null; |
| } |
| } |
| |
| /** |
| * Closes the VFS manager when the project finishes. |
| */ |
| private class CloseListener |
| implements SubBuildListener |
| { |
| public void subBuildStarted(BuildEvent buildEvent) |
| { |
| } |
| |
| public void subBuildFinished(BuildEvent buildEvent) |
| { |
| closeManager(); |
| } |
| |
| public void buildFinished(BuildEvent event) |
| { |
| closeManager(); |
| } |
| |
| public void buildStarted(BuildEvent event) |
| { |
| } |
| |
| public void messageLogged(BuildEvent event) |
| { |
| } |
| |
| public void targetFinished(BuildEvent event) |
| { |
| } |
| |
| public void targetStarted(BuildEvent event) |
| { |
| } |
| |
| public void taskFinished(BuildEvent event) |
| { |
| } |
| |
| public void taskStarted(BuildEvent event) |
| { |
| } |
| } |
| |
| /** |
| * A commons-logging wrapper for Ant logging. |
| */ |
| private class AntLogger |
| implements Log |
| { |
| public void debug(final Object o) |
| { |
| log(String.valueOf(o), Project.MSG_DEBUG); |
| } |
| |
| public void debug(Object o, Throwable throwable) |
| { |
| debug(o); |
| } |
| |
| public void error(Object o) |
| { |
| log(String.valueOf(o), Project.MSG_ERR); |
| } |
| |
| public void error(Object o, Throwable throwable) |
| { |
| error(o); |
| } |
| |
| public void fatal(Object o) |
| { |
| log(String.valueOf(o), Project.MSG_ERR); |
| } |
| |
| public void fatal(Object o, Throwable throwable) |
| { |
| fatal(o); |
| } |
| |
| public void info(Object o) |
| { |
| log(String.valueOf(o), Project.MSG_INFO); |
| } |
| |
| public void info(Object o, Throwable throwable) |
| { |
| info(o); |
| } |
| |
| public void trace(Object o) |
| { |
| } |
| |
| public void trace(Object o, Throwable throwable) |
| { |
| } |
| |
| public void warn(Object o) |
| { |
| log(String.valueOf(o), Project.MSG_WARN); |
| } |
| |
| public void warn(Object o, Throwable throwable) |
| { |
| warn(o); |
| } |
| |
| public boolean isDebugEnabled() |
| { |
| return true; |
| } |
| |
| public boolean isErrorEnabled() |
| { |
| return true; |
| } |
| |
| public boolean isFatalEnabled() |
| { |
| return true; |
| } |
| |
| public boolean isInfoEnabled() |
| { |
| return true; |
| } |
| |
| public boolean isTraceEnabled() |
| { |
| return false; |
| } |
| |
| public boolean isWarnEnabled() |
| { |
| return true; |
| } |
| } |
| } |