appcallbackhandler.java

一个非常好的FRAMWRK!是一个外国组织做的!不!

/**
 * Copyright 2003-2005 the original author or authors.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

package com.jdon.security.ejb;

import java.io.*;
import javax.security.auth.callback.*;

public class AppCallbackHandler implements CallbackHandler , Serializable{
  public AppCallbackHandler(String userId, String password) {
          _userId = userId;
          _password = password;
  }

  public void handle(Callback[] callbacks) {
          for (int i = 0; i < callbacks.length; i++) {
                  if (callbacks[i] instanceof NameCallback) {
                          NameCallback nameCallback = (NameCallback)callbacks[i];
                          nameCallback.setName(_userId);
                  }
                  else if (callbacks[i] instanceof PasswordCallback) {
                          PasswordCallback passCallback = (PasswordCallback)callbacks[i];
                          passCallback.setPassword(_password.toCharArray());
                  }
          }
  }

  private String _userId;
  private String _password;

}