ratpack.handling.internal.MethodHandler Maven / Gradle / Ivy
/*
* Copyright 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 ratpack.handling.internal;
import io.netty.handler.codec.http.HttpMethod;
import ratpack.handling.Context;
import ratpack.handling.Handler;
import ratpack.http.Response;
import ratpack.http.internal.DefaultHttpMethod;
import ratpack.http.internal.HttpHeaderConstants;
public class MethodHandler implements Handler {
private final ratpack.http.HttpMethod method;
public static final Handler GET = new MethodHandler("GET");
public static final Handler POST = new MethodHandler("POST");
public static final Handler PUT = new MethodHandler("PUT");
public static final Handler PATCH = new MethodHandler("PATCH");
public static final Handler DELETE = new MethodHandler("DELETE");
public static final Handler OPTIONS = new MethodHandler("OPTIONS");
private MethodHandler(String method) {
this.method = DefaultHttpMethod.valueOf(HttpMethod.valueOf(method));
}
public void handle(Context context) {
ratpack.http.HttpMethod requestMethod = context.getRequest().getMethod();
if (requestMethod == method || requestMethod.name(method.getName())) {
context.next();
} else if (requestMethod.isOptions()) {
Response response = context.getResponse();
response.getHeaders().add(HttpHeaderConstants.ALLOW, method);
response.status(200).send();
} else {
context.clientError(405);
}
}
}