/*
* Copyright 2014 Red Hat, Inc.
*
* 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 io.nodyn.runtime;
import io.nodyn.Nodyn;
import io.nodyn.runtime.dynjs.DynJSFactory;
/**
* A factory used to obtain a Nodyn instance.
*
* @author Lance Ball
*/
public abstract class RuntimeFactory {
private final ClassLoader parent;
protected RuntimeFactory(ClassLoader parent) {
this.parent = parent;
}
/**
* Initializes a new RuntimeFactory. At some point, this will provide either a DynJS or a Nashorn
* runtime depending on env vars, system properties or defaults
*
* @param parent a parent classloader
* @return a factory for creating nodyn configuration and runtime instances
*/
public static RuntimeFactory init(ClassLoader parent, RuntimeType runtimeType) {
if (runtimeType == RuntimeType.DYNJS) {
return new DynJSFactory(parent);
}
// TODO: Implement NashornFactory
throw new RuntimeException("Not implemented: " + runtimeType);
}
public ClassLoader getParent() {
return parent;
}
abstract public Nodyn newRuntime(NodynConfig config);
public enum RuntimeType {
DYNJS, NASHORN
}
}