/**
 * Copyright (C) 2012-2017 52°North Initiative for Geospatial Open Source
 * Software GmbH
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published
 * by the Free Software Foundation.
 *
 * If the program is linked with libraries which are licensed under one of
 * the following licenses, the combination of the program with the linked
 * library is not considered a "derivative work" of the program:
 *
 *     - Apache License, version 2.0
 *     - Apache Software License, version 1.0
 *     - GNU Lesser General Public License, version 3
 *     - Mozilla Public License, versions 1.0, 1.1 and 2.0
 *     - Common Development and Distribution License (CDDL), version 1.0
 *
 * Therefore the distribution of the program linked with libraries licensed
 * under the aforementioned licenses, is permitted by the copyright holders
 * if the distribution is compliant with both the GNU General Public
 * License version 2 and the aforementioned licenses.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details.
 */
package org.n52.sos.encode;

import org.n52.sos.coding.OperationKey;
import org.n52.sos.util.http.MediaType;

import com.google.common.base.Objects;

/**
 * TODO JavaDoc
 * 
 * @author Christian Autermann <c.autermann@52north.org>
 * 
 * @since 4.0.0
 */
public class OperationEncoderKey extends OperationKey implements EncoderKey {
    private final MediaType contentType;

    public OperationEncoderKey(String service, String version, String operation, MediaType contentType) {
        super(service, version, operation);
        this.contentType = contentType;
    }

    public OperationEncoderKey(String service, String version, Enum<?> operation, MediaType contentType) {
        super(service, version, operation);
        this.contentType = contentType;
    }

    public OperationEncoderKey(OperationKey key, MediaType contentType) {
        super(key);
        this.contentType = contentType;
    }

    @Override
    public int getSimilarity(EncoderKey key) {
        return equals(key) ? 0 : -1;
    }

    public MediaType getContentType() {
        return contentType;
    }

    @Override
    public int hashCode() {
        return Objects.hashCode(super.hashCode(), this.contentType);
    }

    @Override
    public boolean equals(Object obj) {
        super.equals(obj);
        if (obj != null && getClass() == obj.getClass()) {
            final OperationEncoderKey other = (OperationEncoderKey) obj;
            return super.equals(obj) && getContentType() != null
                    && getContentType().isCompatible(other.getContentType());
        }
        return false;
    }

    @Override
    public String toString() {
        return String.format("%s[service=%s, version=%s, operation=%s, contentType=%s]", getClass().getSimpleName(),
                getService(), getVersion(), getOperation(), getContentType());
    }
}