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SiteWhere Microservice Components Library
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/**
 * Copyright © 2014-2021 The SiteWhere Authors
 *
 * 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.sitewhere.microservice;

import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

import com.sitewhere.spi.system.IVersion;

/**
 * Provides information about the underlying microservice library version.
 */
public class MicroserviceLibraryVersion implements IVersion {

    /** Serial version UID */
    private static final long serialVersionUID = 6248127738815445097L;

    /** Loaded from classpath to get version information */
    private static Properties properties = new Properties();

    static {
	try (final InputStream stream = MicroserviceLibraryVersion.class.getClassLoader()
		.getResourceAsStream("META-INF/microservice-library.properties")) {
	    properties.load(stream);
	} catch (IOException ex) {
	    ex.printStackTrace();
	}
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sitewhere.spi.system.IVersion#getEdition()
     */
    public String getEdition() {
	return "Community Edition";
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sitewhere.spi.system.IVersion#getEditionIdentifier()
     */
    public String getEditionIdentifier() {
	return "CE";
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sitewhere.spi.system.IVersion#getVersionIdentifier()
     */
    public String getVersionIdentifier() {
	return properties.getProperty("library.version");
    }

    /*
     * (non-Javadoc)
     * 
     * @see com.sitewhere.spi.system.IVersion#getBuildTimestamp()
     */
    public String getBuildTimestamp() {
	return properties.getProperty("build.timestamp");
    }

    /*
     * @see com.sitewhere.spi.system.IVersion#getGitRevision()
     */
    @Override
    public String getGitRevision() {
	return properties.getProperty("git.revision");
    }

    /*
     * @see com.sitewhere.spi.system.IVersion#getGitRevisionAbbrev()
     */
    @Override
    public String getGitRevisionAbbrev() {
	return properties.getProperty("git.revision.abbrev");
    }
}