| // Copyright 2024 The Bazel Authors. All rights reserved. |
| // |
| // 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 com.google.devtools.build.lib.util.io; |
| |
| import com.google.protobuf.Message; |
| import java.io.IOException; |
| import javax.annotation.Nullable; |
| |
| /** A variation of InputStream for protobuf messages. */ |
| public interface MessageInputStream<T extends Message> extends AutoCloseable { |
| /** Reads a protobuf message from the underlying stream, or null if there are no more messages. */ |
| @Nullable |
| T read() throws IOException; |
| |
| /** Closes the underlying stream. Any following reads will fail. */ |
| @Override |
| void close() throws IOException; |
| } |