| /* |
| * 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 freemarker.ext.jsp.taglibmembers; |
| |
| import java.io.IOException; |
| |
| import javax.servlet.jsp.JspException; |
| import javax.servlet.jsp.tagext.BodyTag; |
| import javax.servlet.jsp.tagext.BodyTagSupport; |
| import javax.servlet.jsp.tagext.IterationTag; |
| import javax.servlet.jsp.tagext.Tag; |
| import javax.servlet.jsp.tagext.TryCatchFinally; |
| |
| /** |
| */ |
| public class TestTag extends BodyTagSupport implements TryCatchFinally { |
| private boolean throwException; |
| private int repeatCount; |
| |
| public void setRepeatCount(int repeatCount) { |
| this.repeatCount = repeatCount; |
| } |
| |
| public void setThrowException(boolean throwException) { |
| this.throwException = throwException; |
| } |
| |
| @Override |
| public int doStartTag() throws JspException { |
| try { |
| pageContext.getOut().println("doStartTag() called here"); |
| if (throwException) { |
| throw new JspException("throwException==true"); |
| } |
| return repeatCount == 0 ? Tag.SKIP_BODY : BodyTag.EVAL_BODY_BUFFERED; |
| } catch (IOException e) { |
| throw new JspException(e); |
| } |
| } |
| |
| @Override |
| public int doAfterBody() throws JspException { |
| try { |
| getPreviousOut().println("doAfterBody() called here"); |
| getBodyContent().writeOut(getPreviousOut()); |
| getBodyContent().clear(); |
| return --repeatCount == 0 ? Tag.SKIP_BODY : IterationTag.EVAL_BODY_AGAIN; |
| } catch (IOException e) { |
| throw new JspException(e); |
| } |
| } |
| |
| @Override |
| public int doEndTag() throws JspException { |
| try { |
| pageContext.getOut().println("doEndTag() called here"); |
| return Tag.EVAL_PAGE; |
| } catch (IOException e) { |
| throw new JspException(e); |
| } |
| } |
| |
| public void doCatch(Throwable t) throws Throwable { |
| pageContext.getOut().println("doCatch() called here with " + t.getClass() + ": " + getFirstLine(t.getMessage())); |
| } |
| |
| public void doFinally() { |
| try { |
| pageContext.getOut().println("doFinally() called here"); |
| } catch (IOException e) { |
| throw new Error(); // Shouldn't happen |
| } |
| } |
| |
| private static final String getFirstLine(String s) { |
| int brIdx = s.indexOf('\n'); |
| if (brIdx == -1) brIdx = s.indexOf('\r'); |
| return brIdx == -1 ? s : s.substring(0, brIdx); |
| } |
| |
| } |