Show QueryParamTag.java syntax highlighted
/*
* ====================================================================
*
* Frame2 Open Source License
*
* Copyright (c) 2004-2007 Megatome Technologies. 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
* Megatome Technologies."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Frame2 Project", and "Frame2",
* must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact iamthechad@sourceforge.net.
*
* 5. Products derived from this software may not be called "Frame2"
* nor may "Frame2" appear in their names without prior written
* permission of Megatome Technologies.
*
* 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 MEGATOME TECHNOLOGIES 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.
* ====================================================================
*/
package org.megatome.frame2.taglib.html.el;
import javax.servlet.jsp.JspException;
import org.megatome.frame2.taglib.html.Constants;
import org.megatome.frame2.tagsupport.BaseFrame2Tag;
public class QueryParamTag extends BaseFrame2Tag {
private static final long serialVersionUID = 5543030286998242403L;
/**
* Constructor
*/
public QueryParamTag() {
super();
}
@Override
protected void setTagName() {
this.tagName = Constants.QUERY_PARAM_TAG;
}
/**
* Set the name of the parameter
* @param name
*/
public void setName(String name) {
setAttr(Constants.NAME, name);
}
/**
* Get the name of the parameter
* @return name
*/
public String getName() {
return getAttr(Constants.NAME);
}
/**
* Set the value of the parameter. Can be an EL value
* @param value
*/
public void setValue(String value) {
setAttr(Constants.VALUE, value);
}
/**
* Get the value of the parameter
* @return value
*/
public String getValue() {
return getAttr(Constants.VALUE);
}
/**
* Evaluate the name and value, and pass them to the parent tag.
* @see javax.servlet.jsp.tagext.Tag#doStartTag()
*/
@Override
public int doStartTag() throws JspException {
ATag parent = (ATag)findAncestorWithClass(this, ATag.class);
if (parent == null) {
throw new JspException("The queryparam tag must be a child of the a tag"); //$NON-NLS-1$
}
String nameEval = evaluateStringAttribute(Constants.NAME);
String valueEval = evaluateStringAttribute(Constants.VALUE);
parent.addParam(nameEval, valueEval);
return SKIP_BODY;
}
}
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