1 files changed, 41 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/serialization/SerializationCommonUtils.java b/src/main/java/com/google/devtools/build/lib/skyframe/serialization/SerializationCommonUtils.java
new file mode 100644
index 0000000000..50d81b43e7
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/serialization/SerializationCommonUtils.java
@@ -0,0 +1,41 @@
+// Copyright 2017 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.skyframe.serialization;
+
+import com.google.devtools.build.lib.cmdline.LabelSyntaxException;
+import com.google.devtools.build.lib.cmdline.RepositoryName;
+import com.google.protobuf.ByteString;
+
+/** Common utilities for serialization. */
+public class SerializationCommonUtils {
+  public static final ImmutableListCodec<String> STRING_LIST_CODEC =
+      new ImmutableListCodec<>(FastStringCodec.INSTANCE);
+  private static final ByteString DEFAULT_REPOSITORY =
+      ByteString.copyFromUtf8(RepositoryName.DEFAULT.getName());
+  private static final ByteString MAIN_REPOSITORY =
+      ByteString.copyFromUtf8(RepositoryName.MAIN.getName());
+
+  public static RepositoryName deserializeRepoName(ByteString repoNameBytes)
+      throws LabelSyntaxException {
+    // We expect MAIN_REPOSITORY the vast majority of the time, so check for it first.
+    if (repoNameBytes.equals(MAIN_REPOSITORY)) {
+      return RepositoryName.MAIN;
+    } else if (repoNameBytes.equals(DEFAULT_REPOSITORY)) {
+      return RepositoryName.DEFAULT;
+    } else {
+      return RepositoryName.create(repoNameBytes.toStringUtf8());
+    }
+  }
+}