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Diffstat (limited to 'sca-cpp/tags/cpp-1.0-incubating-M2-final/sca/tools/scagen/src/org/apache/tuscany/sca/cpp/tools/services/ComponentTypeFileHandler.java')
| -rw-r--r-- | sca-cpp/tags/cpp-1.0-incubating-M2-final/sca/tools/scagen/src/org/apache/tuscany/sca/cpp/tools/services/ComponentTypeFileHandler.java | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/sca-cpp/tags/cpp-1.0-incubating-M2-final/sca/tools/scagen/src/org/apache/tuscany/sca/cpp/tools/services/ComponentTypeFileHandler.java b/sca-cpp/tags/cpp-1.0-incubating-M2-final/sca/tools/scagen/src/org/apache/tuscany/sca/cpp/tools/services/ComponentTypeFileHandler.java new file mode 100644 index 0000000000..6c86fa25b5 --- /dev/null +++ b/sca-cpp/tags/cpp-1.0-incubating-M2-final/sca/tools/scagen/src/org/apache/tuscany/sca/cpp/tools/services/ComponentTypeFileHandler.java @@ -0,0 +1,130 @@ +/** + * + * 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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