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Builder to launch your Java/HTML based application.

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/**
 * 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.netbeans.html.boot.spi;

import java.lang.ref.WeakReference;

final class FallbackIdentity extends WeakReference implements Fn.Ref {
    private final int hashCode;

    FallbackIdentity(Fn.Presenter p) {
        super(p);
        this.hashCode = p.hashCode();
    }

    @Override
    public Fn.Ref reference() {
        return this;
    }

    @Override
    public Fn.Presenter presenter() {
        return get();
    }

    @Override
    public int hashCode() {
        return hashCode;
    }

    @Override
    public boolean equals(Object obj) {
        if (obj == this) {
            return true;
        }
        if (obj instanceof FallbackIdentity) {
            return ((FallbackIdentity) obj).presenter() == presenter();
        }
        return false;
    }
}