Skip optional maven dependencies in generate_workspace.

--
Reviewed-on: https://github.com/bazelbuild/bazel/pull/627
MOS_MIGRATED_REVID=108252420

1 files changed, 3 insertions, 0 deletions

diff --git a/src/tools/generate_workspace/src/main/java/com/google/devtools/build/workspace/maven/Resolver.java b/src/tools/generate_workspace/src/main/java/com/google/devtools/build/workspace/maven/Resolver.java
index d735408796..d52979866a 100644
--- a/src/tools/generate_workspace/src/main/java/com/google/devtools/build/workspace/maven/Resolver.java
+++ b/src/tools/generate_workspace/src/main/java/com/google/devtools/build/workspace/maven/Resolver.java
@@ -162,6 +162,9 @@ public class Resolver {
       if (!dependency.getScope().equals(COMPILE_SCOPE)) {
         continue;
       }
+      if (dependency.isOptional()) {
+        continue;
+      }
       try {
         Rule artifactRule = new Rule(dependency);
         boolean isNewDependency = addArtifact(artifactRule, model.toString());