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/*
 * Copyright 2002-2013 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 org.springframework.web.servlet;

import javax.servlet.ServletException;

import org.springframework.http.HttpHeaders;

/**
 * Exception to be thrown if DispatcherServlet is unable to determine a corresponding
 * handler for an incoming HTTP request. The DispatcherServlet throws this exception only
 * if its throwExceptionIfNoHandlerFound property is set to "true".
 *
 * @author Brian Clozel
 * @since 4.0
 * @see org.springframework.web.servlet.DispatcherServlet
 */
@SuppressWarnings("serial")
public class NoHandlerFoundException extends ServletException {

	private final String httpMethod;

	private final String requestURL;

	private final HttpHeaders headers;


	/**
	 * Constructor for NoHandlerFoundException.
	 * @param httpMethod the HTTP method
	 * @param requestURL the HTTP request URL
	 * @param headers the HTTP request headers
	 */
	public NoHandlerFoundException(String httpMethod, String requestURL, HttpHeaders headers) {
		super("No handler found for " + httpMethod + " " + requestURL + ", headers=" + headers);
		this.httpMethod = httpMethod;
		this.requestURL = requestURL;
		this.headers = headers;
	}

	public String getHttpMethod() {
		return this.httpMethod;
	}

	public String getRequestURL() {
		return this.requestURL;
	}

	public HttpHeaders getHeaders() {
		return this.headers;
	}

}