BSPConfiguration.java

/**
 * CopyRight by Chinamobile
 * 
 * BSPConfiguration.java
 */
package com.chinamobile.bcbsp;

import java.util.Map.Entry;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;

/**
 * BSPConfiguration
 * 
 * The configuration information of the BC-BSP cluster.
 * It is generated according to the bcbsp-xml.
 * 
 * @author
 * @version
 */
public class BSPConfiguration extends Configuration {
    
    public BSPConfiguration() {
        super();
        addBSPResources();
    }

    public BSPConfiguration(Path confFile) {
        super();
        this.addResource(confFile);
    }

    /**
     * Create a clone of passed configuration.
     * 
     * @param c Configuration to clone.
     */
    public BSPConfiguration(final Configuration c) {
        this();
        for (Entry<String, String> e : c) {
            set(e.getKey(), e.getValue());
        }
    }

    /**
     * Adds the BC-BSP configuration file to a Configuration
     */
    private void addBSPResources() {
        Configuration.addDefaultResource("bcbsp-site.xml");
    }
}