| /* |
| * 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.logging.log4j.taglib; |
| |
| import javax.servlet.jsp.JspException; |
| import javax.servlet.jsp.tagext.Tag; |
| |
| import org.apache.logging.log4j.Level; |
| |
| /** |
| * This class implements the {@code <log:exit>} tag. |
| * |
| * @since 2.0 |
| */ |
| public class ExitTag extends LoggerAwareTagSupport { |
| private static final long serialVersionUID = 1L; |
| |
| private static final String FQCN = ExitTag.class.getName(); |
| |
| private transient Object result; |
| |
| @Override |
| protected void init() { |
| super.init(); |
| this.result = null; |
| } |
| |
| public void setResult(final Object result) { |
| this.result = result; |
| } |
| |
| @Override |
| public int doEndTag() throws JspException { |
| final Log4jTaglibLogger logger = this.getLogger(); |
| |
| if (TagUtils.isEnabled(logger, Level.TRACE, null)) { |
| if (this.result == null) { |
| logger.exit(FQCN, null); |
| } else { |
| logger.exit(FQCN, this.result); |
| } |
| } |
| |
| return Tag.EVAL_PAGE; |
| } |
| } |