Package org.apache.tuscany.core.monitor

Source Code of org.apache.tuscany.core.monitor.MonitorFactoryUtil

/*
* 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.   
*/
package org.apache.tuscany.core.monitor;

import org.apache.tuscany.host.MonitorFactory;

import java.util.Map;

/**
* Helper for creating MonitorFactory instances.
*
* @version $$Rev: 441768 $$ $$Date: 2006-09-09 02:20:26 -0700 (Sat, 09 Sep 2006) $$
*/

public final class MonitorFactoryUtil {
    /**
     * Hide the constructor
     */
    private MonitorFactoryUtil() {
    }

    /**
     * Creates a MonitorFactory instance of the specified type.
     * @param name fully qualified classname of the desired MonitorFactory type
     * @param props collection of initialization properties
     * @return a configured MonitorFactory instance, or null if the factory could not be instantiated.
     */
    @SuppressWarnings("unchecked")
    public static MonitorFactory createMonitorFactory(String name, Map<String, Object> props) {
        Class<? extends MonitorFactory> clazz;
        try {
            clazz = (Class<? extends MonitorFactory>) Class.forName(name);
        } catch (ClassNotFoundException cnfe) {
            return null;
        } catch (ClassCastException cce) {
            return null;
        }

        return createMonitorFactory(clazz, props);
    }

    /**
     * Creates a MonitorFactory instance of the specified type.
     * @param mfc class of the desired MonitorFactory type
     * @param props collection of initialization properties
     * @return a configured MonitorFactory instance, or null if the factory could not be instantiated.
     */
    public static MonitorFactory createMonitorFactory(Class<? extends MonitorFactory> mfc, Map<String, Object> props) {
        MonitorFactory mf;
        try {
            mf = mfc.newInstance();
            mf.initialize(props);
        } catch (InstantiationException e) {
            throw new AssertionError(e);
        } catch (IllegalAccessException e) {
            throw new AssertionError(e);
        }
        // allow IllegalArgumentException to propogate out

        return mf;
    }
}
TOP

Related Classes of org.apache.tuscany.core.monitor.MonitorFactoryUtil

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.