/*
* $Id: IteratorTag.java 741179 2009-02-05 16:55:14Z musachy $
*
* 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.struts2.views.jsp;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.jsp.JspException;
import org.apache.struts2.components.Component;
import org.apache.struts2.components.IteratorComponent;
import com.opensymphony.xwork2.util.ValueStack;
/**
* @see IteratorComponent
*/
public class IteratorTag extends ContextBeanTag {
private static final long serialVersionUID = -1827978135193581901L;
protected String statusAttr;
protected String value;
protected String begin;
protected String end;
protected String step;
public Component getBean(ValueStack stack, HttpServletRequest req, HttpServletResponse res) {
return new IteratorComponent(stack);
}
protected void populateParams() {
super.populateParams();
IteratorComponent tag = (IteratorComponent) getComponent();
tag.setStatus(statusAttr);
tag.setValue(value);
tag.setBegin(begin);
tag.setEnd(end);
tag.setStep(step);
}
public void setStatus(String status) {
this.statusAttr = status;
}
public void setValue(String value) {
this.value = value;
}
public void setBegin(String begin) {
this.begin = begin;
}
public void setEnd(String end) {
this.end = end;
}
public void setStep(String step) {
this.step = step;
}
public int doEndTag() throws JspException {
component = null;
return EVAL_PAGE;
}
public int doAfterBody() throws JspException {
boolean again = component.end(pageContext.getOut(), getBody());
if (again) {
return EVAL_BODY_AGAIN;
} else {
if (bodyContent != null) {
try {
bodyContent.writeOut(bodyContent.getEnclosingWriter());
} catch (Exception e) {
throw new JspException(e.getMessage());
}
}
return SKIP_BODY;
}
}
}