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/*******************************************************************************
* Copyright (c) 2003, 2005 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - Initial API and implementation
*******************************************************************************/
package org.eclipse.wst.server.core.internal;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.wst.server.core.IModule;
import org.eclipse.wst.server.core.IModuleType;
import org.eclipse.wst.server.core.model.InternalInitializer;
import org.eclipse.wst.server.core.model.ModuleFactoryDelegate;
/**
*
*/
public class ModuleFactory implements IOrdered {
private IConfigurationElement element;
private ModuleFactoryDelegate delegate;
private List moduleTypes;
private List modules;
/**
* ModuleFactory constructor comment.
*
* @param element a configuration element
*/
public ModuleFactory(IConfigurationElement element) {
super();
this.element = element;
}
/**
* Returns the id of this factory.
*
* @return java.lang.String
*/
public String getId() {
return element.getAttribute("id");
}
/**
* Returns the index (ordering) of this task.
*
* @return int
*/
public int getOrder() {
try {
return Integer.parseInt(element.getAttribute("order"));
} catch (NumberFormatException e) {
return -1;
}
}
/**
* Return the supported module types.
*
* @return an array of module types
*/
public IModuleType[] getModuleTypes() {
if (moduleTypes == null)
moduleTypes = ServerPlugin.getModuleTypes(element.getChildren("moduleType"));
IModuleType[] mt = new IModuleType[moduleTypes.size()];
moduleTypes.toArray(mt);
return mt;
}
/**
* Returns true if this modules factory produces project modules.
*
* @return boolean
*/
public boolean isProjectModuleFactory() {
return "true".equalsIgnoreCase(element.getAttribute("projects"));
}
/*
* @see IModuleFactoryDelegate#getDelegate()
*/
public ModuleFactoryDelegate getDelegate(IProgressMonitor monitor) {
if (delegate == null) {
try {
delegate = (ModuleFactoryDelegate) element.createExecutableExtension("class");
//delegate.initialize(this);
InternalInitializer.initializeModuleFactoryDelegate(delegate, this, monitor);
//ResourceManager.getInstance().addModuleFactoryListener(delegate);
} catch (Throwable t) {
Trace.trace(Trace.SEVERE, "Could not create delegate " + toString() + ": " + t.getMessage());
}
}
return delegate;
}
/*
* @see
*/
public IModule getModule(String id) {
IModule[] modules2 = getModules();
if (modules2 != null) {
int size = modules2.length;
for (int i = 0; i < size; i++) {
Module module = (Module) modules2[i];
if (id.equals(module.getInternalId()))
return module;
}
}
return null;
}
public void clearModuleCache() {
modules = null;
}
/*
* @see
*/
public IModule[] getModules() {
//Trace.trace(Trace.FINER, "getModules() > " + this);
//modules = null;
if (modules == null) {
try {
modules = new ArrayList();
IModule[] modules2 = getDelegate(null).getModules();
if (modules2 != null) {
int size = modules2.length;
for (int i = 0; i < size; i++)
modules.add(modules2[i]);
}
} catch (Throwable t) {
Trace.trace(Trace.SEVERE, "Error calling delegate " + toString() + ": " + t.getMessage());
return null;
}
}
//Trace.trace(Trace.FINER, "getModules() < " + this);
IModule[] m = new IModule[modules.size()];
modules.toArray(m);
return m;
}
/**
* Return a string representation of this object.
*
* @return java.lang.String
*/
public String toString() {
return "ModuleFactory[" + getId() + "]";
}
}
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