- /*
- * Copyright 2000-2002,2004 The Apache Software Foundation
- *
- * Licensed 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;
-
- import org.apache.tools.ant.util.StringUtils;
-
- /**
- * Extends DefaultLogger to strip out empty targets.
- *
- */
- public class NoBannerLogger extends DefaultLogger {
-
- /**
- * Name of the current target, if it should
- * be displayed on the next message. This is
- * set when a target starts building, and reset
- * to <code>null</code> after the first message for
- * the target is logged.
- */
- protected String targetName;
-
- /** Sole constructor. */
- public NoBannerLogger() {
- }
-
- /**
- * Notes the name of the target so it can be logged
- * if it generates any messages.
- *
- * @param event A BuildEvent containing target information.
- * Must not be <code>null</code>.
- */
- public void targetStarted(BuildEvent event) {
- targetName = event.getTarget().getName();
- }
-
- /**
- * Resets the current target name to <code>null</code>.
- *
- * @param event Ignored in this implementation.
- */
- public void targetFinished(BuildEvent event) {
- targetName = null;
- }
-
- /**
- * Logs a message for a target if it is of an appropriate
- * priority, also logging the name of the target if this
- * is the first message which needs to be logged for the
- * target.
- *
- * @param event A BuildEvent containing message information.
- * Must not be <code>null</code>.
- */
- public void messageLogged(BuildEvent event) {
-
- if (event.getPriority() > msgOutputLevel
- || null == event.getMessage()
- || "".equals(event.getMessage().trim())) {
- return;
- }
-
- if (null != targetName) {
- out.println(StringUtils.LINE_SEP + targetName + ":");
- targetName = null;
- }
-
- super.messageLogged(event);
- }
- }