1 files changed, 42 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/remote/RemoteUtils.java b/src/main/java/com/google/devtools/build/lib/remote/RemoteUtils.java
new file mode 100644
index 0000000000..9747e3ef11
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/remote/RemoteUtils.java
@@ -0,0 +1,42 @@
+// Copyright 2016 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.remote;
+
+import com.google.devtools.build.lib.analysis.config.InvalidConfigurationException;
+import com.google.devtools.build.lib.concurrent.ThreadSafety.ThreadSafe;
+import io.grpc.ManagedChannel;
+import io.grpc.netty.NettyChannelBuilder;
+import java.net.URI;
+import java.net.URISyntaxException;
+
+/** Helper methods for gRPC calls */
+@ThreadSafe
+public final class RemoteUtils {
+  public static ManagedChannel createChannel(String hostAndPort)
+      throws InvalidConfigurationException {
+    try {
+      URI uri = new URI("dummy://" + hostAndPort);
+      if (uri.getHost() == null || uri.getPort() == -1) {
+        throw new URISyntaxException("Invalid host or port.", "");
+      }
+      return NettyChannelBuilder.forAddress(uri.getHost(), uri.getPort())
+          .usePlaintext(true)
+          .build();
+    } catch (URISyntaxException e) {
+      throw new InvalidConfigurationException(
+          "Invalid argument for the address of remote cache server: " + hostAndPort);
+    }
+  }
+}