Remove the unused class RPCService and its test.

--
PiperOrigin-RevId: 144054816
MOS_MIGRATED_REVID=144054816

1 files changed, 0 insertions, 105 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/server/RPCService.java b/src/main/java/com/google/devtools/build/lib/server/RPCService.java
deleted file mode 100644
index 73a246520a..0000000000
--- a/src/main/java/com/google/devtools/build/lib/server/RPCService.java
+++ /dev/null
@@ -1,105 +0,0 @@
-// Copyright 2014 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.server;
-
-import com.google.common.collect.Iterables;
-import com.google.devtools.build.lib.runtime.BlazeCommandDispatcher.LockingMode;
-import com.google.devtools.build.lib.runtime.BlazeCommandDispatcher.ShutdownMethod;
-import com.google.devtools.build.lib.util.Preconditions;
-import com.google.devtools.build.lib.util.io.OutErr;
-
-import java.util.List;
-import java.util.logging.Logger;
-
-/**
- * An RPCService is a Java object that can process RPC requests.  Requests may
- * be of the form:
- * <pre>
- *   blaze <blaze-arguments>
- * </pre>
- * Requests are delegated to the ServerCommand instance provided
- * to the constructor.
- */
-public final class RPCService {
-
-  private static final Logger LOG = Logger.getLogger(RPCService.class.getName());
-  private final ServerCommand appCommand;
-  private ShutdownMethod shutdown = ShutdownMethod.NONE;
-
-  public RPCService(ServerCommand appCommand) {
-    this.appCommand = appCommand;
-  }
-
-  /**
-   * The {@link #executeRequest(List, OutErr, long)} method may
-   * throw this exception if a command is unknown to the RPC service.
-   */
-  public static class UnknownCommandException extends Exception {
-    private static final long serialVersionUID = 1L;
-    UnknownCommandException(String command) {
-      super("Unknown command: " + command);
-    }
-  }
-
-  /**
-   * Executes the request; returns Unix like return codes (0 means success). May
-   * also throw arbitrary exceptions.
-   */
-  public int executeRequest(List<String> request,
-                            OutErr outErr,
-                            long firstContactTime) throws Exception {
-    if (shutdown != ShutdownMethod.NONE) {
-      throw new IllegalStateException("Received request after shutdown.");
-    }
-    String command = Iterables.getFirst(request, "");
-    if (appCommand != null && command.equals("blaze")) { // an application request
-      // Blocking is done in the client for AF_UNIX communications, so if blockForLock would block,
-      // something went wrong
-      int result = appCommand.exec(
-          request.subList(1, request.size()), outErr, LockingMode.ERROR_OUT, "AF_UNIX client",
-          firstContactTime);
-      ShutdownMethod commandShutdown = appCommand.shutdown();
-      if (commandShutdown != ShutdownMethod.NONE) {  // an application shutdown request
-        shutdown(commandShutdown);
-      }
-      return result;
-    } else {
-      throw new UnknownCommandException(command);
-    }
-  }
-
-  /**
-   * After executing this function, further requests will fail, and
-   * {@link #getShutdown()} will the shutdown method passed in.
-   */
-  public void shutdown(ShutdownMethod method) {
-    Preconditions.checkState(method != ShutdownMethod.NONE);
-    if (shutdown != ShutdownMethod.NONE) {
-      return;
-    }
-    LOG.info("RPC Service: shutting down ...");
-    shutdown = method;
-  }
-
-  /**
-   * Has this service been shutdown. If so, any call to
-   * {@link #executeRequest(List, OutErr, long)} will result in an
-   * {@link IllegalStateException}
-   */
-  public ShutdownMethod getShutdown() {
-    return shutdown;
-  }
-
-}