#19971

Committed 01 Sep 2025 07:40AM UTC coverage: 88.568% (+0.02%) from 88.547%

Build # #19971

Build Type

push

github

Committed by

web-flow

Commit Message

allow java21 in jre matrix (#12281)

Run Details

34692 of 39170 relevant lines covered (88.57%)

0.89 hits per line

Source File
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53.33

/../servlet/src/main/java/io/grpc/servlet/GrpcServlet.java

/*
 * Copyright 2018 The gRPC 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 io.grpc.servlet;

import io.grpc.BindableService;
import io.grpc.ExperimentalApi;
import java.io.IOException;
import java.util.List;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * A simple servlet backed by a gRPC server. Must set {@code asyncSupported} to true. The {@code
 * /contextRoot/urlPattern} must match the gRPC services' path, which is
 * "/full-service-name/short-method-name".
 *
 * <p>The API is experimental. The authors would like to know more about the real usecases. Users
 * are welcome to provide feedback by commenting on
 * <a href=https://github.com/grpc/grpc-java/issues/5066>the tracking issue</a>.
 */
@ExperimentalApi("https://github.com/grpc/grpc-java/issues/5066")
public class GrpcServlet extends HttpServlet {
  private static final long serialVersionUID = 1L;

  @SuppressWarnings("serial")
  private final ServletAdapter servletAdapter;

  GrpcServlet(ServletAdapter servletAdapter) {
    this.servletAdapter = servletAdapter;
  }

  /**
   * Instantiate the servlet serving the given list of gRPC services. ServerInterceptors can be
   * added on each gRPC service by {@link
   * io.grpc.ServerInterceptors#intercept(BindableService, io.grpc.ServerInterceptor...)}
   */
  public GrpcServlet(List<? extends BindableService> bindableServices) {
    this(loadServices(bindableServices));
  }

  private static ServletAdapter loadServices(List<? extends BindableService> bindableServices) {
    ServletServerBuilder serverBuilder = new ServletServerBuilder();
    bindableServices.forEach(serverBuilder::addService);
    return serverBuilder.buildServletAdapter();
  }

  @Override
  protected final void doGet(HttpServletRequest request, HttpServletResponse response)
      throws IOException {
    servletAdapter.doGet(request, response);
  }

  @Override
  protected final void doPost(HttpServletRequest request, HttpServletResponse response)
      throws IOException {
    servletAdapter.doPost(request, response);
  }

  @Override
  public void destroy() {
    servletAdapter.destroy();
    super.destroy();
  }
}

1	/*
2	* Copyright 2018 The gRPC Authors
3	*
4	* Licensed under the Apache License, Version 2.0 (the "License");
5	* you may not use this file except in compliance with the License.
6	* You may obtain a copy of the License at
7	*
8	* http://www.apache.org/licenses/LICENSE-2.0
9	*
10	* Unless required by applicable law or agreed to in writing, software
11	* distributed under the License is distributed on an "AS IS" BASIS,
12	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	* See the License for the specific language governing permissions and
14	* limitations under the License.
15	*/
16
17	package io.grpc.servlet;
18
19	import io.grpc.BindableService;
20	import io.grpc.ExperimentalApi;
21	import java.io.IOException;
22	import java.util.List;
23	import javax.servlet.http.HttpServlet;
24	import javax.servlet.http.HttpServletRequest;
25	import javax.servlet.http.HttpServletResponse;
26
27	/**
28	* A simple servlet backed by a gRPC server. Must set {@code asyncSupported} to true. The {@code
29	* /contextRoot/urlPattern} must match the gRPC services' path, which is
30	* "/full-service-name/short-method-name".
31	*
32	* <p>The API is experimental. The authors would like to know more about the real usecases. Users
33	* are welcome to provide feedback by commenting on
34	* <a href=https://github.com/grpc/grpc-java/issues/5066>the tracking issue</a>.
35	*/
36	@ExperimentalApi("https://github.com/grpc/grpc-java/issues/5066")
37	public class GrpcServlet extends HttpServlet {
38	private static final long serialVersionUID = 1L;
39
40	@SuppressWarnings("serial")
41	private final ServletAdapter servletAdapter;
42
43	GrpcServlet(ServletAdapter servletAdapter) {	1✔
44	this.servletAdapter = servletAdapter;	1✔
45	}	1✔
46
47	/**
48	* Instantiate the servlet serving the given list of gRPC services. ServerInterceptors can be
49	* added on each gRPC service by {@link
50	* io.grpc.ServerInterceptors#intercept(BindableService, io.grpc.ServerInterceptor...)}
51	*/
52	public GrpcServlet(List<? extends BindableService> bindableServices) {
53	this(loadServices(bindableServices));	×
54	}	×
55
56	private static ServletAdapter loadServices(List<? extends BindableService> bindableServices) {
57	ServletServerBuilder serverBuilder = new ServletServerBuilder();	×
58	bindableServices.forEach(serverBuilder::addService);	×
59	return serverBuilder.buildServletAdapter();	×
60	}
61
62	@Override
63	protected final void doGet(HttpServletRequest request, HttpServletResponse response)
64	throws IOException {
65	servletAdapter.doGet(request, response);	×
66	}	×
67
68	@Override
69	protected final void doPost(HttpServletRequest request, HttpServletResponse response)
70	throws IOException {
71	servletAdapter.doPost(request, response);	1✔
72	}	1✔
73
74	@Override
75	public void destroy() {
76	servletAdapter.destroy();	1✔
77	super.destroy();	1✔
78	}	1✔
79	}

grpc / grpc-java / #19971

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