/* | |
* Copyright 2003,2004 The Apache Software Foundation. | |
* | |
* Licensed 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.pluto.tags; | |
import javax.portlet.PortletURL; | |
import javax.servlet.jsp.JspException; | |
import javax.servlet.jsp.tagext.TagSupport; | |
/** | |
* Supporting class for the <CODE>param</CODE> tag. Defines a parameter that | |
* can be added to a <CODE>actionURL</CODE> or a <CODE>renderURL</CODE> | |
* <BR>The following attributes are mandatory: | |
* <UL><LI><CODE>name</CODE> | |
* <LI><CODE>value</CODE></UL> | |
*/ | |
public class ParamTag extends TagSupport { | |
private String name; | |
private String value; | |
/** | |
* Processes the <CODE>param</CODE> tag. | |
* @return <CODE>SKIP_BODY</CODE> | |
*/ | |
public int doStartTag() throws JspException { | |
BasicURLTag urlTag = (BasicURLTag) | |
findAncestorWithClass(this, BasicURLTag.class); | |
if (urlTag == null) { | |
throw new JspException( | |
"the 'param' Tag must have actionURL or renderURL as a parent"); | |
} | |
PortletURL url = urlTag.getUrl(); | |
if (getName() != null) { | |
url.setParameter(getName(), getValue()); | |
} | |
return SKIP_BODY; | |
} | |
/** | |
* Returns the name. | |
* @return String | |
*/ | |
public String getName() { | |
return name; | |
} | |
/** | |
* Returns the value. | |
* @return String | |
*/ | |
public String getValue() throws JspException { | |
if (value == null) { | |
value = ""; | |
} | |
return value; | |
} | |
/** | |
* Sets the name. | |
* @param name The name to set | |
*/ | |
public void setName(String name) { | |
this.name = name; | |
} | |
/** | |
* Sets the value. | |
* @param value The value to set | |
*/ | |
public void setValue(String value) { | |
this.value = value; | |
} | |
} |