/* | |
* 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.RenderResponse; | |
import javax.servlet.jsp.JspException; | |
import javax.servlet.jsp.JspWriter; | |
import javax.servlet.jsp.tagext.TagSupport; | |
import java.io.IOException; | |
/** | |
* This tag produces a unique value for the current portlet. | |
* <p/> | |
* <p/> | |
* Supporting class for the <CODE>namespace</CODE> tag. writes a unique value | |
* for the current portlet <BR>This tag has no attributes | |
*/ | |
public class NamespaceTag extends TagSupport { | |
/* (non-Javadoc) | |
* @see javax.servlet.jsp.tagext.Tag#doStartTag() | |
*/ | |
public int doStartTag() throws JspException { | |
RenderResponse renderResponse = (RenderResponse) pageContext.getRequest() | |
.getAttribute("javax.portlet.response"); | |
String namespace = renderResponse.getNamespace(); | |
JspWriter writer = pageContext.getOut(); | |
try { | |
writer.print(namespace); | |
} catch (IOException ioe) { | |
throw new JspException( | |
"Unable to write namespace", ioe | |
); | |
} | |
return SKIP_BODY; | |
} | |
} |