Java tutorial
/* * Copyright 2012-2015 CodeLibs Project and the Others. * * 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 org.codelibs.robot.client.http.ntlm; import java.io.IOException; import org.apache.http.impl.auth.NTLMEngine; import org.apache.http.impl.auth.NTLMEngineException; import jcifs.ntlmssp.NtlmFlags; import jcifs.ntlmssp.Type1Message; import jcifs.ntlmssp.Type2Message; import jcifs.ntlmssp.Type3Message; import jcifs.util.Base64; /** * JcifsEngine is a NTLM Engine implementation based on JCIFS. * * @author shinsuke * */ public class JcifsEngine implements NTLMEngine { private static final int TYPE_1_FLAGS = NtlmFlags.NTLMSSP_NEGOTIATE_56 | NtlmFlags.NTLMSSP_NEGOTIATE_128 | NtlmFlags.NTLMSSP_NEGOTIATE_NTLM2 | NtlmFlags.NTLMSSP_NEGOTIATE_ALWAYS_SIGN | NtlmFlags.NTLMSSP_REQUEST_TARGET; @Override public String generateType1Msg(final String domain, final String workstation) throws NTLMEngineException { final Type1Message type1Message = new Type1Message(TYPE_1_FLAGS, domain, workstation); return Base64.encode(type1Message.toByteArray()); } @Override public String generateType3Msg(final String username, final String password, final String domain, final String workstation, final String challenge) throws NTLMEngineException { Type2Message type2Message; try { type2Message = new Type2Message(Base64.decode(challenge)); } catch (final IOException exception) { throw new NTLMEngineException("Invalid NTLM type 2 message", exception); } final int type2Flags = type2Message.getFlags(); final int type3Flags = type2Flags & (0xffffffff ^ (NtlmFlags.NTLMSSP_TARGET_TYPE_DOMAIN | NtlmFlags.NTLMSSP_TARGET_TYPE_SERVER)); final Type3Message type3Message = new Type3Message(type2Message, password, domain, username, workstation, type3Flags); return Base64.encode(type3Message.toByteArray()); } }