dateserializer.java

一个java工作流引擎

package org.jbpm.delegation.serializer;

import java.util.*;
import org.jbpm.delegation.*;

public class DateSerializer implements Serializer {

  public String serialize(Object object) {
    String serialized = null;

    if ( object != null ) {
      
      if ( object instanceof Date ) {
        serialized = Long.toString( ((Date)object).getTime() );
      } else if ( object instanceof java.sql.Date ) {
        serialized = Long.toString( ((java.sql.Date)object).getTime() );
      } else { 
        throw new IllegalArgumentException( "object '" + object + "' (" + object.getClass().getName() + ") cannot be serialized with " + this.getClass().getName() ); 
      }
    }
    
    return serialized;
  }

  public Object deserialize(String text) {
    Object object = null;

    if ( text != null ) {
      object = new Date( Long.parseLong( text ) );
    }

    return object;
  }
}