| /* |
| * 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.netbeans.modules.javascript.karma.coverage; |
| |
| import java.io.File; |
| import java.util.Enumeration; |
| import org.netbeans.modules.web.clientproject.api.jstesting.Coverage; |
| import org.openide.filesystems.FileChangeAdapter; |
| import org.openide.filesystems.FileChangeListener; |
| import org.openide.filesystems.FileEvent; |
| import org.openide.filesystems.FileObject; |
| import org.openide.filesystems.FileUtil; |
| import org.openide.util.RequestProcessor; |
| |
| public final class CoverageWatcher { |
| |
| static final String COVERAGE_FILENAME = "clover.xml"; // NOI18N |
| private static final RequestProcessor RP = new RequestProcessor(CoverageWatcher.class); |
| |
| private final Coverage coverage; |
| private final File sourceDir; |
| private final File coverageDir; |
| private final FileChangeListener fileChangeListener = new FileChangeListenerImpl(); |
| |
| private volatile boolean coverageProcessing = false; |
| |
| |
| public CoverageWatcher(Coverage coverage, File sourceDir, File coverageDir) { |
| assert coverage != null; |
| assert sourceDir.isDirectory() : sourceDir; |
| assert coverageDir != null; |
| this.coverage = coverage; |
| this.sourceDir = sourceDir; |
| this.coverageDir = coverageDir; |
| } |
| |
| public void start() { |
| FileUtil.addRecursiveListener(fileChangeListener, coverageDir); |
| } |
| |
| public void stop() { |
| FileUtil.removeRecursiveListener(fileChangeListener, coverageDir); |
| } |
| |
| void process(final File logFile) { |
| assert logFile.isFile(); |
| if (coverageProcessing) { |
| return; |
| } |
| coverageProcessing = true; |
| RP.post(new Runnable() { |
| @Override |
| public void run() { |
| processInternal(logFile); |
| } |
| }); |
| } |
| |
| void processInternal(File logFile) { |
| try { |
| if (coverage.isEnabled()) { |
| new CoverageProcessor(coverage, sourceDir, logFile).process(); |
| } |
| } finally { |
| coverageProcessing = false; |
| } |
| } |
| |
| //~ Inner classes |
| |
| private final class FileChangeListenerImpl extends FileChangeAdapter { |
| |
| @Override |
| public void fileFolderCreated(FileEvent fe) { |
| processFolder(fe.getFile()); |
| } |
| |
| @Override |
| public void fileChanged(FileEvent fe) { |
| processFile(fe.getFile()); |
| } |
| |
| @Override |
| public void fileDataCreated(FileEvent fe) { |
| processFile(fe.getFile()); |
| } |
| |
| private void processFolder(FileObject folder) { |
| assert folder.isFolder() : folder; |
| // folder newly created -> try to locate any clover.xml in it |
| Enumeration<? extends FileObject> children = folder.getChildren(true); |
| while (children.hasMoreElements()) { |
| FileObject child = children.nextElement(); |
| if (child.isData()) { |
| processFile(child); |
| } |
| } |
| } |
| |
| private void processFile(FileObject file) { |
| assert file.isData() : file; |
| if (COVERAGE_FILENAME.equals(file.getNameExt())) { |
| process(FileUtil.toFile(file)); |
| } |
| } |
| |
| } |
| |
| } |