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Posted to dev@struts.apache.org by ar...@apache.org on 2002/05/13 03:41:11 UTC
cvs commit: jakarta-struts/src/share/org/apache/struts/taglib/nested NestedWriteNestingTag.java
arron 02/05/12 18:41:11
Added: src/share/org/apache/struts/taglib/nested
NestedWriteNestingTag.java
Log:
Tag missing from tld description.
Provides better access to the underlying nesting values the tag rely upon.
Revision Changes Path
1.1 jakarta-struts/src/share/org/apache/struts/taglib/nested/NestedWriteNestingTag.java
Index: NestedWriteNestingTag.java
===================================================================
/*
* $Header: /home/cvs/jakarta-struts/src/share/org/apache/struts/taglib/nested/NestedWriteNestingTag.java,v 1.1 2002/05/13 01:41:11 arron Exp $
* $Revision: 1.1 $
* $Date: 2002/05/13 01:41:11 $
* ====================================================================
*
* The Apache Software License, Version 1.1
*
* Copyright (c) 1999-2001 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Struts", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
*/
package org.apache.struts.taglib.nested;
import javax.servlet.jsp.*;
import javax.servlet.jsp.tagext.*;
import javax.servlet.http.HttpSession;
import org.apache.struts.util.*;
/**
* NestedWriteNestingTag.
*
* Created so developers could have a more elegant way of getting to the
* underlying nested property their tag properties are referencing.
*
* @author Arron Bates
* @since Struts 1.1
* @version $Revision: 1.1 $
*/
public class NestedWriteNestingTag extends BodyTagSupport implements NestedPropertySupport {
/** Getter method for the <i>property</i> property
* @return String value of the property property
*/
public String getProperty() {
return this.property;
}
/** Setter method for the <i>property</i> property
* @param property new value for the property property
*/
public void setProperty(String newProperty) {
this.property = newProperty;
}
/** Getter method for the <i>filter</i> property
* @return String value of the filter property
*/
public boolean getFilter() {
return this.filter;
}
/** Setter method for the <i>filter</i> property
* @param property new value for the filter property
*/
public void setFilter(boolean newFilter) {
this.filter = newFilter;
}
/**
* Overriding method of the heart of the tag. Gets the relative property
* and tells the JSP engine to evaluate its body content.
*
* @return int JSP continuation directive.
*/
public int doStartTag() throws JspException {
/* qualified nested property */
String nProperty = null;
/* property which we can process against */
String usableProperty = null;
/* make sure we're working against good property */
if (this.property == null || this.property.trim().length() <= 0) {
usableProperty = "./";
} else {
usableProperty = this.property;
}
Tag pTag = NestedPropertyHelper.getNestingParentTag(this);
/* set the nested property value */
nProperty = NestedPropertyHelper.getNestedProperty(usableProperty, pTag);
/* write output, filtering if required */
if (this.filter) {
ResponseUtils.write(pageContext, ResponseUtils.filter(nProperty));
} else {
ResponseUtils.write(pageContext, nProperty);
}
/* continue with page processing */
return (SKIP_BODY);
}
/**
* JSP method to release all resources held by the tag.
*/
public void release() {
super.release();
this.property = null;
this.filter = false;
}
/* the usual private member variable */
private String property = null;
private boolean filter = false;
}
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