1---
2category: documentation
3---
4
5# Examples
6
7Examples are available under `examples/internal` directory.
8* [`proto/examplepb/echo_service.proto`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/echo_service.proto),
9 [`proto/examplepb/a_bit_of_everything.proto`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/a_bit_of_everything.proto),
10 [`proto/examplepb/unannotated_echo_service.proto`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/unannotated_echo_service.proto):
11 protobuf service definitions.
12* [`proto/examplepb/echo_service.pb.go`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/echo_service.pb.go),
13 [`proto/examplepb/a_bit_of_everything.pb.go`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/a_bit_of_everything.pb.go),
14 [`proto/examplepb/unannotated_echo_service.pb.go`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/unannotated_echo_service.pb.go):
15 generated Go service stubs and types.
16* [`proto/examplepb/echo_service.pb.gw.go`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/echo_service.pb.gw.go),
17 [`proto/examplepb/a_bit_of_everything.pb.gw.go`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/a_bit_of_everything.pb.gw.go),
18 [`proto/examplepb/uannotated_echo_service.pb.gw.go`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/uannotated_echo_service.pb.gw.go):
19 generated gRPC-gateway clients.
20 * [`proto/examplepb/unannotated_echo_service.yaml`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/proto/examplepb/uannotated_echo_service.yaml):
21 gRPC API Configuration for `unannotated_echo_service.proto`.
22* [`server/main.go`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/server/main.go):
23 service implementation.
24* [`main.go`](https://github.com/grpc-ecosystem/grpc-gateway/tree/master/examples/internal/gateway/main.go):
25 entrypoint of the generated reverse proxy.
26
27To use the same port for custom HTTP handlers (e.g. serving `swagger.json`),
28gRPC-gateway, and a gRPC server, see
29[this code example by CoreOS](https://github.com/philips/grpc-gateway-example/blob/master/cmd/serve.go)
30(and its accompanying
31[blog post](https://coreos.com/blog/grpc-protobufs-swagger.html))
32
33
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