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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.
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package org.apache.cayenne.modeler;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.prefs.BackingStoreException;
import java.util.prefs.Preferences;
import org.apache.cayenne.gen.ClassGenerationAction;
import org.apache.cayenne.gen.ClientClassGenerationAction;
import org.apache.cayenne.modeler.pref.FSPath;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Manages code generation templates.
*/
public class CodeTemplateManager {
public static final String STANDARD_SERVER_SUPERCLASS = "Standard Server Superclass";
public static final String STANDARD_SERVER_SUBCLASS = "Standard Server Subclass";
static final String STANDARD_CLIENT_SUPERCLASS = "Standard Client Superclass";
static final String STANDARD_CLIENT_SUBCLASS = "Standard Client Subclass";
public static final String NODE_NAME = "codeTemplateManager";
protected List<String> standardSubclassTemplates;
protected List<String> standardSuperclassTemplates;
protected Map<String, String> customTemplates;
protected Map<String, String> standardTemplates;
private static Log logger = LogFactory.getLog(CodeTemplateManager.class);
public Preferences getTemplatePreferences(Application application) {
return application.getPreferencesNode(this.getClass(), NODE_NAME);
}
public CodeTemplateManager(Application application) {
standardSuperclassTemplates = new ArrayList<String>(3);
standardSuperclassTemplates.add(STANDARD_SERVER_SUPERCLASS);
standardSuperclassTemplates.add(STANDARD_CLIENT_SUPERCLASS);
standardSubclassTemplates = new ArrayList<String>(3);
standardSubclassTemplates.add(STANDARD_SERVER_SUBCLASS);
standardSubclassTemplates.add(STANDARD_CLIENT_SUBCLASS);
updateCustomTemplates(getTemplatePreferences(application));
standardTemplates = new HashMap<String, String>();
standardTemplates.put(
STANDARD_SERVER_SUPERCLASS,
ClassGenerationAction.SUPERCLASS_TEMPLATE);
standardTemplates.put(
STANDARD_CLIENT_SUPERCLASS,
ClientClassGenerationAction.SUPERCLASS_TEMPLATE);
standardTemplates.put(
STANDARD_SERVER_SUBCLASS,
ClassGenerationAction.SUBCLASS_TEMPLATE);
standardTemplates.put(
STANDARD_CLIENT_SUBCLASS,
ClientClassGenerationAction.SUBCLASS_TEMPLATE);
}
/**
* Updates custom templates from preferences.
*/
public void updateCustomTemplates(Preferences preference) {
String[] keys = null;
try {
keys = preference.childrenNames();
}
catch (BackingStoreException e) {
logger.warn("Error reading preferences");
}
this.customTemplates = new HashMap<String, String>(keys.length, 1);
for (int j = 0; j < keys.length; j++) {
FSPath path = new FSPath(preference.node(keys[j]));
customTemplates.put(keys[j], path.getPath());
}
}
// TODO: andrus, 12/5/2007 - this should also take a "pairs" parameter to correctly
// assign standard templates
public String getTemplatePath(String name) {
Object value = customTemplates.get(name);
if (value != null) {
return value.toString();
}
value = standardTemplates.get(name);
return value != null ? value.toString() : null;
}
public Map<String, String> getCustomTemplates() {
return customTemplates;
}
public List<String> getStandardSubclassTemplates() {
return standardSubclassTemplates;
}
public List<String> getStandardSuperclassTemplates() {
return standardSuperclassTemplates;
}
}