com.badlogic.gdx.Version.java Source code

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/*******************************************************************************
 * Copyright 2011 See AUTHORS file.
 * 
 * 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 com.badlogic.gdx;

import com.badlogic.gdx.utils.GdxRuntimeException;

/** The version of libgdx
 * 
 * @author mzechner */
public class Version {
    /** the current version of libgdx as a String in the major.minor.revision format **/
    public static final String VERSION = "1.4.2";

    /** the current major version of libgdx **/
    public static final int MAJOR;

    /** the current minor version of libgdx **/
    public static final int MINOR;

    /** the current revision version of libgdx **/
    public static final int REVISION;

    static {
        try {
            String[] v = VERSION.split("\\.");
            MAJOR = v.length < 1 ? 0 : Integer.valueOf(v[0]);
            MINOR = v.length < 2 ? 0 : Integer.valueOf(v[1]);
            REVISION = v.length < 3 ? 0 : Integer.valueOf(v[2]);
        } catch (Throwable t) {
            // Should never happen
            throw new GdxRuntimeException("Invalid version " + VERSION, t);
        }
    }

    public static boolean isHigher(int major, int minor, int revision) {
        return isHigherEqual(major, minor, revision + 1);
    }

    public static boolean isHigherEqual(int major, int minor, int revision) {
        if (MAJOR != major)
            return MAJOR > major;
        if (MINOR != minor)
            return MINOR > minor;
        return REVISION >= revision;
    }

    public static boolean isLower(int major, int minor, int revision) {
        return isLowerEqual(major, minor, revision - 1);
    }

    public static boolean isLowerEqual(int major, int minor, int revision) {
        if (MAJOR != major)
            return MAJOR < major;
        if (MINOR != minor)
            return MINOR < minor;
        return REVISION <= revision;
    }

}