DeploymentResourceAdapter.java

/*
 * 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.ignite.spi.deployment;

import org.apache.ignite.internal.util.typedef.internal.S;

/**
 * Simple adapter for {@link DeploymentResource} interface.
 */
public class DeploymentResourceAdapter implements DeploymentResource {
    /** */
    private final String name;

    /** */
    private final Class<?> rsrcCls;

    /** */
    private final ClassLoader clsLdr;

    /**
     * Creates resource.
     *
     * @param name Resource name.
     * @param rsrcCls Class.
     * @param clsLdr Class loader.
     */
    public DeploymentResourceAdapter(String name, Class<?> rsrcCls, ClassLoader clsLdr) {
        assert name != null;
        assert rsrcCls != null;
        assert clsLdr != null;

        this.name = name;
        this.rsrcCls = rsrcCls;
        this.clsLdr = clsLdr;
    }

    /** {@inheritDoc} */
    @Override public String getName() {
        return name;
    }

    /** {@inheritDoc} */
    @Override public Class<?> getResourceClass() {
        return rsrcCls;
    }

    /** {@inheritDoc} */
    @Override public ClassLoader getClassLoader() {
        return clsLdr;
    }

    /** {@inheritDoc} */
    @Override public boolean equals(Object obj) {
        if (this == obj)
            return true;

        if (obj == null || getClass() != obj.getClass())
            return false;

        DeploymentResourceAdapter rsrc = (DeploymentResourceAdapter)obj;

        return clsLdr.equals(rsrc.clsLdr) == true && name.equals(rsrc.name) == true &&
            rsrcCls.equals(rsrc.rsrcCls) == true;
    }

    /** {@inheritDoc} */
    @Override public int hashCode() {
        int res = name.hashCode();

        res = 31 * res + rsrcCls.hashCode();
        res = 31 * res + clsLdr.hashCode();

        return res;
    }

    /** {@inheritDoc} */
    @Override public String toString() {
        return S.toString(DeploymentResourceAdapter.class, this);
    }
}