package com.trendmicro.grid.acl.ds.jpa.util;
   
   import com.trendmicro.grid.acl.l0.datatypes.FileDetails;
   import com.trendmicro.grid.acl.l0.datatypes.FileIdentifier;
   
   import java.util.HashMap;
   
   /**
    * Maps file details against their identifiers using SHA1 keys.
   *
   * @author juergen_kellerer, 2010-07-01
   * @version 1.0
   */
  public class FileDetailsMap<V extends FileDetails> extends HashMap<FileIdentifier, V> {
  
  	private static final long serialVersionUID = 9219387060561633036L;
  
  	public FileDetailsMap(int initialCapacity) {
  		super(initialCapacity);
  	}
  
  	public FileDetailsMap() {
  	}
  
  	public V get(FileIdentifier key) {
  		return super.get(key == null ? null : key.toSHA1OnlyIdentifier());
  	}
  
  	@Override
  	public V put(FileIdentifier key, V value) {
  		return super.put(key == null ? null : key.toSHA1OnlyIdentifier(), value);
  	}
  
  	public FileDetailsMap clone() {
  		return (FileDetailsMap) super.clone();
  	}
  }