datastoreexception.java

来自「《基于Eclipse的开源框架技术与实战》[第5章]随书源码」· Java 代码 · 共 49 行

package com.free.struts.storefront.framework.exceptions;

/**
 * <p>Title: Eclipse Plugin Development</p>
 * <p>Description: Free download</p>
 * <p>Copyright: Copyright (c) 2006</p>
 * <p>Company: Free</p>
 * @author gan.shu.man
 * @version 1.0
 */

public class DatastoreException extends BaseException {

  /**
   *  Return a DatastoreException for datastoreError condition.
   *
   * @return  The new DatastoreException object.
   */
  public static DatastoreException retrieveConstraint() {
    Object[] args = {};
    DatastoreException datastoreException = new DatastoreException(RETRIEVE_CONSTRAINT, args);
    return (datastoreException);
  }

  public static DatastoreException objectNotFound() {
    Object[] args = {};
    DatastoreException datastoreException = new DatastoreException(OBJECTNOTFOUND_ERROR, args);
    return (datastoreException);
  }

  public static DatastoreException datastoreError( Throwable rootCause) {
    Object[] args = {};
    DatastoreException datastoreException = new DatastoreException(DATASTORE_ERROR, args);
    datastoreException.setRootCause( rootCause );
    return (datastoreException);
  }

  /**
   * For use by subclasses of DatastoreException.
   */
  protected DatastoreException(String newErrorCode,
                               Object[] args) {
    super(newErrorCode, args);
  }
  public static final String RETRIEVE_CONSTRAINT = "RetrieveConstraint";
  public static final String DATASTORE_ERROR = "DatastoreError";
  public static final String OBJECTNOTFOUND_ERROR = "ObjectNotFound";
}