diff options
Diffstat (limited to 'framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/listener/ProfileLogger.java')
-rw-r--r-- | framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/listener/ProfileLogger.java | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/listener/ProfileLogger.java b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/listener/ProfileLogger.java new file mode 100644 index 00000000..bbf5bb4f --- /dev/null +++ b/framework/src/ant/apache-ant-1.9.6/src/main/org/apache/tools/ant/listener/ProfileLogger.java @@ -0,0 +1,112 @@ +/* + * 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.listener; + +import java.util.Date; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +import org.apache.tools.ant.BuildEvent; +import org.apache.tools.ant.DefaultLogger; +import org.apache.tools.ant.util.StringUtils; + +/** + * This is a special logger that is designed to profile builds. + * + * @since Ant1.8 + */ +public class ProfileLogger extends DefaultLogger { + + private Map<Object, Date> profileData = new ConcurrentHashMap<Object, Date>(); + + /** + * Logs a message to say that the target has started. + * + * @param event + * An event with any relevant extra information. Must not be + * <code>null</code>. + */ + public void targetStarted(BuildEvent event) { + Date now = new Date(); + String name = "Target " + event.getTarget().getName(); + logStart(event, now, name); + profileData.put(event.getTarget(), now); + } + + /** + * Logs a message to say that the target has finished. + * + * @param event + * An event with any relevant extra information. Must not be + * <code>null</code>. + */ + public void targetFinished(BuildEvent event) { + Date start = (Date) profileData.remove(event.getTarget()); + String name = "Target " + event.getTarget().getName(); + logFinish(event, start, name); + } + + /** + * Logs a message to say that the task has started. + * + * @param event + * An event with any relevant extra information. Must not be + * <code>null</code>. + */ + public void taskStarted(BuildEvent event) { + String name = event.getTask().getTaskName(); + Date now = new Date(); + logStart(event, now, name); + profileData.put(event.getTask(), now); + } + + /** + * Logs a message to say that the task has finished. + * + * @param event + * An event with any relevant extra information. Must not be + * <code>null</code>. + */ + public void taskFinished(BuildEvent event) { + Date start = (Date) profileData.remove(event.getTask()); + String name = event.getTask().getTaskName(); + logFinish(event, start, name); + } + + private void logFinish(BuildEvent event, Date start, String name) { + Date now = new Date(); + String msg = null; + if (start != null) { + long diff = now.getTime() - start.getTime(); + msg = StringUtils.LINE_SEP + name + ": finished " + now + " (" + + diff + "ms)"; + } else { + msg = StringUtils.LINE_SEP + name + ": finished " + now + + " (unknown duration, start not detected)"; + } + printMessage(msg, out, event.getPriority()); + log(msg); + } + + private void logStart(BuildEvent event, Date start, String name) { + String msg = StringUtils.LINE_SEP + name + ": started " + start; + printMessage(msg, out, event.getPriority()); + log(msg); + } + +} |