org.argeo.slc.core/src/org/argeo/slc/ant/AntRun.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.slc.ant;
  17
  18 import java.io.File;
  19 import java.util.ArrayList;
  20 import java.util.HashMap;
  21 import java.util.List;
  22 import java.util.Map;
  23 import java.util.Vector;
  24
  25 import org.apache.commons.logging.Log;
  26 import org.apache.commons.logging.LogFactory;
  27 import org.apache.tools.ant.BuildEvent;
  28 import org.apache.tools.ant.BuildListener;
  29 import org.apache.tools.ant.Project;
  30 import org.apache.tools.ant.ProjectHelper;
  31 import org.apache.tools.ant.helper.ProjectHelper2;
  32 import org.argeo.slc.SlcException;
  33 import org.springframework.core.io.Resource;
  34
  35 public class AntRun implements Runnable {
  36         private final static Log log = LogFactory.getLog(AntRun.class);
  37
  38         private Resource buildFile;
  39         private File baseDir;
  40
  41         private List<String> targets = new ArrayList<String>();
  42         private Map<Object, Object> properties = new HashMap<Object, Object>();
  43
  44         public void run() {
  45                 Project project = new Project();
  46
  47                 try {
  48                         String path = buildFile.getURL().getPath();
  49                         project.setUserProperty("ant.file", path);
  50                         project.setBaseDir(extractBaseDir(path));
  51
  52                         project.init();
  53                         ProjectHelper projectHelper = new ProjectHelper2();
  54                         project.addReference(ProjectHelper.PROJECTHELPER_REFERENCE,
  55                                         projectHelper);
  56                         projectHelper.parse(project, buildFile.getURL());
  57                 } catch (Exception e) {
  58                         throw new SlcException("Could not parse " + buildFile, e);
  59                 }
  60
  61                 if (properties != null) {
  62                         for (Map.Entry<Object, Object> entry : properties.entrySet()) {
  63                                 project.setUserProperty(entry.getKey().toString(), entry
  64                                                 .getValue().toString());
  65                         }
  66                 }
  67
  68                 project.fireBuildStarted();
  69                 Throwable exception = null;
  70                 try {
  71                         project.addBuildListener(new LoggingListener());
  72                         if (targets.size() == 0) {
  73                                 project.executeTarget(project.getDefaultTarget());
  74                         } else {
  75                                 project.executeTargets(new Vector<String>(targets));
  76                         }
  77                 } catch (Throwable e) {
  78                         exception = e;
  79                         throw new SlcException("Could not run Ant script " + buildFile, e);
  80                 } finally {
  81                         project.fireBuildFinished(exception);
  82                 }
  83         }
  84
  85         private File extractBaseDir(String path) {
  86                 if(this.baseDir!=null)
  87                         return this.baseDir;
  88
  89                 String baseDir = null;
  90                 if (path.length() > 1) {
  91                         int indx = path.lastIndexOf('/', path.length() - 1);
  92                         if (indx == -1 || indx == 0) {
  93                                 baseDir = "/";
  94                         } else {
  95                                 baseDir = path.substring(0, indx) + "/";
  96                         }
  97                 } else {
  98                         baseDir = "/";
  99                 }
 100                 File file = new File(baseDir);
 101                 if (file.exists()) {
 102                         return file;
 103                 } else {
 104                         return new File(System.getProperty("user.dir"));
 105                 }
 106         }
 107
 108         public void setBuildFile(Resource buildFile) {
 109                 this.buildFile = buildFile;
 110         }
 111
 112         public void setTargets(List<String> targets) {
 113                 this.targets = targets;
 114         }
 115
 116         public void setProperties(Map<Object, Object> properties) {
 117                 this.properties = properties;
 118         }
 119
 120         public void setBaseDir(File baseDir) {
 121                 this.baseDir = baseDir;
 122         }
 123
 124         protected static class LoggingListener implements BuildListener {
 125
 126                 public void buildFinished(BuildEvent event) {
 127                         if (log.isDebugEnabled())
 128                                 log.debug("Ant build finished: " + event);
 129                 }
 130
 131                 public void buildStarted(BuildEvent event) {
 132                         if (log.isDebugEnabled())
 133                                 log.debug("Ant build started: " + event);
 134                 }
 135
 136                 public void messageLogged(BuildEvent event) {
 137                         if (event.getPriority() == Project.MSG_DEBUG) {
 138                                 if (log.isTraceEnabled())
 139                                         log.trace(event.getMessage());
 140                         } else if (event.getPriority() == Project.MSG_VERBOSE) {
 141                                 if (log.isDebugEnabled())
 142                                         log.debug(event.getMessage());
 143                         } else if (event.getPriority() == Project.MSG_INFO) {
 144                                 log.info(event.getMessage());
 145
 146                         } else if (event.getPriority() == Project.MSG_WARN) {
 147                                 log.warn(event.getMessage());
 148
 149                         } else if (event.getPriority() == Project.MSG_ERR) {
 150                                 log.error(event.getMessage());
 151                         } else {
 152                                 log.error(event.getMessage());
 153                         }
 154                 }
 155
 156                 public void targetFinished(BuildEvent event) {
 157                         if (log.isTraceEnabled())
 158                                 log.debug("Target finished: " + event.getTarget());
 159                 }
 160
 161                 public void targetStarted(BuildEvent event) {
 162                         if (log.isTraceEnabled())
 163                                 log.debug("Target started: " + event.getTarget());
 164                 }
 165
 166                 public void taskFinished(BuildEvent event) {
 167                 }
 168
 169                 public void taskStarted(BuildEvent event) {
 170                 }
 171         }
 172 }