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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* 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.tuscany.samples.bigbank.webclient.tags.sca;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.tagext.TagSupport;
import org.osoa.sca.CurrentModuleContext;
import org.osoa.sca.ModuleContext;
/**
* Places an SCA service in the JSP page context, making it available to other
* tags corresponding to its id value.
*/
public class ServiceTag extends TagSupport {
// ----------------------------------
// Constructors
// ----------------------------------
public ServiceTag() {
super();
}
// ----------------------------------
// Methods
// ----------------------------------
private String mName;
/**
* Returns the name of the SCA service to import into the page context.
*/
public String getName() {
return mName;
}
/**
* Sets name of the SCA service to import into the page context.
*/
public void setName(String pName) {
mName = pName;
}
private String mId;
/**
* Returns the id of the service in the page context
*/
public String getId() {
return mId;
}
/**
* Sets the id of the service for the page context
*/
public void setId(String pId) {
mId = pId;
}
public int doStartTag() throws JspException {
ModuleContext moduleContext = CurrentModuleContext.getContext();
Object service = moduleContext.locateService(mName);
if (service == null) {
throw new JspException("Service [" + mName + "] not found in current module context");
}
if (mId == null) {
// if the Id name was not specified, default to the basic name of the
// service
mId = mName;
}
pageContext.setAttribute(mId, service);
return EVAL_BODY_INCLUDE;
}
public int doEndTag() throws JspException {
return EVAL_PAGE;
}
public void release() {
super.release();
}
}
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