/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You 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 org.apache.geode.internal.cache.tier.sockets.command;

import java.io.IOException;

import org.apache.geode.internal.cache.tier.Command;
import org.apache.geode.internal.cache.tier.sockets.BaseCommand;
import org.apache.geode.internal.cache.tier.sockets.Message;
import org.apache.geode.internal.cache.tier.sockets.ServerConnection;
import org.apache.geode.internal.i18n.LocalizedStrings;
import org.apache.geode.security.GemFireSecurityException;

public class PutUserCredentials extends BaseCommand {

  private final static PutUserCredentials singleton = new PutUserCredentials();

  public static Command getCommand() {
    return singleton;
  }

  @Override
  public void cmdExecute(Message msg, ServerConnection servConn, long start)
      throws IOException, ClassNotFoundException, InterruptedException {
    boolean isSecureMode = msg.isSecureMode();

    // if (!isSecureMode)
    // client has not send secuirty header, need to send exception and log this in security (file)

    if (isSecureMode) {

      int numberOfParts = msg.getNumberOfParts();

      if (numberOfParts == 1) {
        // need to get credentials
        try {
          servConn.setAsTrue(REQUIRES_RESPONSE);
          byte[] uniqueId = servConn.setCredentials(msg);
          writeResponse(uniqueId, null, msg, false, servConn);
        } catch (GemFireSecurityException gfse) {
          if (servConn.getSecurityLogWriter().warningEnabled()) {
            servConn.getSecurityLogWriter().warning(LocalizedStrings.ONE_ARG, servConn.getName()
                + ": Security exception: " + gfse.toString()
                + (gfse.getCause() != null ? ", caused by: " + gfse.getCause().toString() : ""));
          }
          writeException(msg, gfse, false, servConn);
        } catch (Exception ex) {
          if (servConn.getLogWriter().warningEnabled()) {
            servConn.getLogWriter().warning(
                LocalizedStrings.CacheClientNotifier_AN_EXCEPTION_WAS_THROWN_FOR_CLIENT_0_1,
                new Object[] {servConn.getProxyID(), ""}, ex);
          }
          writeException(msg, ex, false, servConn);
        } finally {
          servConn.setAsTrue(RESPONDED);
        }

      } else {
        // need to throw some exeception
      }
    } else {
      // need to throw exception
    }
  }

}