Package properties come from the file META-INF/config/full/package/name/config.properties - Java Reflection

Java examples for Reflection:Method Name

  1. HOME
  2. Java
  3. Reflection
  4. Method Name

Description

Package properties come from the file META-INF/config/full/package/name/config.properties

Demo Code

/**/*from   w w w .ja va 2  s .  c  o  m*/
 * Copyright (c) 2012-2014, Steven Atkinson. All rights reserved.
 */
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URL;
import java.util.Properties;

public class Main{
    /**
     * Package properties come from the file <code>META-INF/config/full/package/name/config.properties</code>
     * @param pkg the package for which we need to load properties
     * @return a non-null Properties object containing package-specific properties
     */
    public static Properties loadPackageProperties(Package pkg) {
        final String packageName = pkg.getName();
        return loadResourceAsProperties(String.format(
                "META-INF/config/%s/%s.%s", packageName.replace('.', '/'),
                "config", "properties"));
    }
    private static Properties loadResourceAsProperties(
            String resourceLocation) {
        final ClassLoader classLoader = Thread.currentThread()
                .getContextClassLoader();
        BufferedReader in = null;
        final Properties properties = new Properties();
        try {
            final URL resource = classLoader.getResource(resourceLocation);
            if (resource != null) {
                in = new BufferedReader(new InputStreamReader(
                        resource.openStream(), UTF8.charset()));
                properties.load(in);
            }
        } catch (Exception e) {
            // logger.log(Level.INFO, String.format("Failed to load resource %s from classpath.",
            //                                      resourceLocation), e);
        } finally {
            if (in != null) {
                try {
                    in.close();
                } catch (IOException e) {
                    // logger.log(Level.INFO,
                    // String.format("Failed to close resource stream when loading resource %s from classpath.",
                    //               resourceLocation), e);
                }
            }
        }
        return properties;

    }
}

Related Tutorials