001 /*
002 * Sonar, open source software quality management tool.
003 * Copyright (C) 2008-2012 SonarSource
004 * mailto:contact AT sonarsource DOT com
005 *
006 * Sonar is free software; you can redistribute it and/or
007 * modify it under the terms of the GNU Lesser General Public
008 * License as published by the Free Software Foundation; either
009 * version 3 of the License, or (at your option) any later version.
010 *
011 * Sonar is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014 * Lesser General Public License for more details.
015 *
016 * You should have received a copy of the GNU Lesser General Public
017 * License along with Sonar; if not, write to the Free Software
018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02
019 */
020 package org.sonar.api.batch;
021
022 import org.apache.commons.io.FileUtils;
023 import org.sonar.api.CoreProperties;
024 import org.sonar.api.resources.*;
025 import org.sonar.api.utils.SonarException;
026
027 import java.io.File;
028 import java.nio.charset.Charset;
029 import java.util.List;
030
031 /**
032 * A pre-implementation for a sensor that imports sources.
033 * It became too much ugly because of extensability. Methods can't be
034 * refactored because they are heavily overridden in plugins.
035 *
036 * @since 1.10
037 */
038 @Phase(name = Phase.Name.PRE)
039 public abstract class AbstractSourceImporter implements Sensor {
040
041 private Language language;
042 private boolean enabled = false;
043
044 public AbstractSourceImporter(Language language) {
045 this.language = language;
046 }
047
048 /**
049 * {@inheritDoc}
050 */
051 public boolean shouldExecuteOnProject(Project project) {
052 return language.equals(project.getLanguage());
053 }
054
055 /**
056 * {@inheritDoc}
057 */
058 public void analyse(Project project, SensorContext context) {
059 enabled = isEnabled(project);
060 analyse(project.getFileSystem(), context);
061 onFinished();
062 }
063
064 protected void onFinished() {
065
066 }
067
068 protected void analyse(ProjectFileSystem fileSystem, SensorContext context) {
069 parseDirs(context, fileSystem.getSourceFiles(language), fileSystem.getSourceDirs(), false, fileSystem.getSourceCharset());
070 parseDirs(context, fileSystem.getTestFiles(language), fileSystem.getTestDirs(), true, fileSystem.getSourceCharset());
071 }
072
073 protected void parseDirs(SensorContext context, List<File> files, List<File> sourceDirs, boolean unitTest, Charset sourcesEncoding) {
074 for (File file : files) {
075 Resource resource = createResource(file, sourceDirs, unitTest);
076 if (resource != null) {
077 try {
078 context.index(resource);
079 if (enabled) {
080 String source = FileUtils.readFileToString(file, sourcesEncoding.name());
081 context.saveSource(resource, source);
082 }
083 } catch (Exception e) {
084 throw new SonarException("Unable to read and import the source file : '" + file.getAbsolutePath() + "' with the charset : '"
085 + sourcesEncoding.name() + "'.", e);
086 }
087 }
088 }
089 }
090
091 protected Resource createResource(File file, List<File> sourceDirs, boolean unitTest) {
092 org.sonar.api.resources.File resource = org.sonar.api.resources.File.fromIOFile(file, sourceDirs);
093 if (resource != null) {
094 resource.setLanguage(language);
095 if (unitTest) {
096 resource.setQualifier(Qualifiers.UNIT_TEST_FILE);
097 }
098 }
099 return resource;
100 }
101
102 protected boolean isEnabled(Project project) {
103 return project.getConfiguration().getBoolean(CoreProperties.CORE_IMPORT_SOURCES_PROPERTY,
104 CoreProperties.CORE_IMPORT_SOURCES_DEFAULT_VALUE);
105 }
106
107 /**
108 * @return the language
109 */
110 public Language getLanguage() {
111 return language;
112 }
113 }