com.github.jcustenborder.kafka.connect.utils.VersionUtil.java Source code

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Here is the source code for com.github.jcustenborder.kafka.connect.utils.VersionUtil.java

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/**
 * Copyright  2016 Jeremy Custenborder (jcustenborder@gmail.com)
 *
 * 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.github.jcustenborder.kafka.connect.utils;

import com.google.common.base.Strings;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class VersionUtil {
    private static final Logger log = LoggerFactory.getLogger(VersionUtil.class);
    final static String FALLBACK_VERSION = "0.0.0.0";

    public static String version(Class<?> cls) {
        String result;

        try {
            result = cls.getPackage().getImplementationVersion();

            if (Strings.isNullOrEmpty(result)) {
                result = FALLBACK_VERSION;
            }
        } catch (Exception ex) {
            log.error("Exception thrown while getting error", ex);
            result = FALLBACK_VERSION;
        }
        return result;
    }

}