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/*
 * Fabric3
 * Copyright (c) 2009-2015 Metaform Systems
 *
 * 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.
 * Portions originally based on Apache Tuscany 2007
 * licensed under the Apache 2.0 license.
 */
package org.fabric3.spi.model.physical;

import java.net.URI;

/**
 * A wire between two classloaders that defines visibility constraints.
 */
public class ClassLoaderWire {
    private URI targetClassLoader;
    private String packageName;

    /**
     * Constructor.
     *
     * @param targetClassLoader the URI of the target classloader
     * @param packageName       the package name that is visible through the wire.
     */
    public ClassLoaderWire(URI targetClassLoader, String packageName) {
        this.targetClassLoader = targetClassLoader;
        this.packageName = packageName;
    }

    /**
     * Constructor that makes the entire contents of the target classloader visible.
     *
     * @param targetClassLoader the URI of the target classloader
     */
    public ClassLoaderWire(URI targetClassLoader) {
        this.targetClassLoader = targetClassLoader;
    }

    /**
     * Returns the target  classloader.
     *
     * @return the target  classloader
     */
    public URI getTargetClassLoader() {
        return targetClassLoader;
    }

    /**
     * Returns the package visible through the wire or null if the entire contents are visible.
     *
     * @return the package visible through the wire or null if the entire contents are visible.
     */
    public String getPackageName() {
        return packageName;
    }
}