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/**
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
/* @version $Rev$ $Date$ */
package org.apache.tuscany.sca.cpp.tools.services;
import java.io.File;
import org.apache.tuscany.sca.cpp.tools.common.FileActor;
import org.apache.tuscany.sca.cpp.tools.common.Utils;
/**
* The purpose of this class is to specialise the map of XML element handlers
* for a XXX.componentType file that is used by the XMLFileActor
*/
public class ComponentTypeFileHandler extends XMLFileActor {
static {
// We set up a map for each element type we wish to handle
// this alows the XML handling code to be generic and type free
// while the handlers don't have to do mcuh XML handling.
GenericDomNodeHandler gdnh = new GenericDomNodeHandler();
handlers.put("componentType", gdnh);
handlers.put("interface.cpp", gdnh);
ServiceDomNodeHandler sdnh = new ServiceDomNodeHandler();
handlers.put("service", sdnh);
ReferenceDomNodeHandler rdnh = new ReferenceDomNodeHandler();
handlers.put("reference", rdnh);
}
/**
* This method just exists to add the default starting depth of 1 to the
* underlying actOnFile interface
*
* @param componentTypeXML
* @param target
* @throws Exception
*/
public void handleComponentTypeFile(File componentTypeXML, File target)
throws Exception {
// We have already set up the XML element handlers.
actOnFile(componentTypeXML, target, 1);
// We need do no more, the service and reference handlers
// ServiceDomNodeHandler and ReferenceDomNodeHandler
// will take appropriate action.
}
/**
* This method is the main FileActor method
*
* @see FileActor#actOnFile(File, File, int) Here we create an initial DOM
* and kick off the processing (using the handler map that has been set
* up by the concrete subclass).
*
* @param compositeXML
* the composite or fragment file
* @param target
* the target directory
* @param depth
* not uesed here but in the
* @see FileActor#actOnFile(File, File, int) interface to allow for
* recursive diving into a directory structure.
*/
public void actOnFile(File fileXML, File target, int depth)
throws Exception {
if (null == fileXML || null == target) {
return;
}
parameters.put("componentTypeFile", fileXML);
Utils.postEvent(Utils.DEPLOYMENT_ARTEFACT_ENCOUNTERED, fileXML.getAbsolutePath());
Utils.postEvent(Utils.EVENT_TYPE_FILE_PARSED, "Scagen processing SCA componentType file " + fileXML.getAbsolutePath());
super.actOnFile(fileXML, target, depth);
}
/**
* @return an error message - usually over-ridden.
*/
protected String getContextMessage() {
String composite = ((File) parameters.get("compositeOrFragmentFile")).getPath();
if (null == composite) {
composite = "unknown";
}
String component = (String) parameters.get("/composite/component/@name");
if (null == component) {
component = (String) parameters
.get("/compositeFragment/component/@name");
}
if (null == component) {
composite = "unknown";
}
String msg = "when processing composite " + composite;
msg = msg
+ "\nin this composite file, the component \""
+ component
+ "\" has an implementation.cpp element with a header attribute \nwhere the C++ header can be found but it has no matching .componentType file present in\nthe same directory as the header.";
return msg;
}
}
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