001/* 002 * Copyright 2002-2014 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.web.socket.server; 018 019import org.springframework.core.NestedRuntimeException; 020 021/** 022 * Thrown when handshake processing failed to complete due to an internal, unrecoverable 023 * error. This implies a server error (HTTP status code 500) as opposed to a failure in 024 * the handshake negotiation. 025 * 026 * <p>By contrast, when handshake negotiation fails, the response status code will be 200 027 * and the response headers and body will have been updated to reflect the cause for the 028 * failure. A {@link HandshakeHandler} implementation will have protected methods to 029 * customize updates to the response in those cases. 030 * 031 * @author Rossen Stoyanchev 032 * @since 4.0 033 */ 034@SuppressWarnings("serial") 035public class HandshakeFailureException extends NestedRuntimeException { 036 037 public HandshakeFailureException(String message) { 038 super(message); 039 } 040 041 public HandshakeFailureException(String message, Throwable cause) { 042 super(message, cause); 043 } 044 045}