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/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2017 Red Hat, Inc., and individual contributors
 * as indicated by the @author tags.
 *
 * 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.
 */

package org.wildfly.discovery;

/**
 * @author David M. Lloyd
 */
final class StringAttributeValue extends AttributeValue {
    private static final long serialVersionUID = - 5223377657098950186L;

    private final String string;

    StringAttributeValue(final String string) {
        super(string);
        this.string = string;
    }

    String generateToString() {
        return string;
    }

    public int compareTo(final AttributeValue other) {
        if (other instanceof StringAttributeValue) {
            return string.compareTo(((StringAttributeValue) other).string);
        } else {
            return super.compareTo(other);
        }
    }

    public boolean equals(final Object obj) {
        return obj instanceof StringAttributeValue && equals((StringAttributeValue) obj);
    }

    public boolean equals(final AttributeValue obj) {
        return obj instanceof StringAttributeValue && equals((StringAttributeValue) obj);
    }

    public boolean equals(final StringAttributeValue obj) {
        return obj == this || obj != null && string.equals(obj.string);
    }

    public int hashCode() {
        return string.hashCode();
    }

    int getKind() {
        return K_STRING;
    }

    public boolean isString() {
        return true;
    }
}