From e2a7b9a14c5da2b9fc1c3b13c85a498e91f33be3 Mon Sep 17 00:00:00 2001
From: Googler <noreply@google.com>
Date: Wed, 16 May 2018 07:27:01 -0700
Subject: Expose local_proguard_specs to Skylark.

RELNOTES: none
PiperOrigin-RevId: 196824775
---
 .../build/lib/rules/android/AndroidLibrary.java    |  2 +
 .../lib/rules/android/AndroidProguardInfo.java     | 71 ++++++++++++++++++++++
 2 files changed, 73 insertions(+)
 create mode 100644 src/main/java/com/google/devtools/build/lib/rules/android/AndroidProguardInfo.java

(limited to 'src/main/java/com/google/devtools/build/lib/rules')

diff --git a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidLibrary.java b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidLibrary.java
index 3518cb8ce3..54f20f389a 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidLibrary.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidLibrary.java
@@ -239,6 +239,8 @@ public abstract class AndroidLibrary implements RuleConfiguredTargetFactory {
             AndroidCcLinkParamsProvider.class,
             AndroidCcLinkParamsProvider.create(androidCommon.getCcLinkParamsStore()))
         .add(ProguardSpecProvider.class, new ProguardSpecProvider(transitiveProguardConfigs))
+        .addNativeDeclaredProvider(
+            new AndroidProguardInfo(proguardLibrary.collectLocalProguardSpecs()))
         .addOutputGroup(OutputGroupInfo.HIDDEN_TOP_LEVEL, transitiveProguardConfigs)
         .add(
             AndroidLibraryResourceClassJarProvider.class,
diff --git a/src/main/java/com/google/devtools/build/lib/rules/android/AndroidProguardInfo.java b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidProguardInfo.java
new file mode 100644
index 0000000000..186002296d
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/rules/android/AndroidProguardInfo.java
@@ -0,0 +1,71 @@
+// Copyright 2018 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.rules.android;
+
+import com.google.common.collect.ImmutableList;
+import com.google.devtools.build.lib.actions.Artifact;
+import com.google.devtools.build.lib.concurrent.ThreadSafety.Immutable;
+import com.google.devtools.build.lib.packages.BuiltinProvider;
+import com.google.devtools.build.lib.packages.NativeInfo;
+import com.google.devtools.build.lib.rules.java.ProguardLibrary;
+import com.google.devtools.build.lib.skyframe.serialization.autocodec.AutoCodec;
+import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable;
+import com.google.devtools.build.lib.skylarkinterface.SkylarkConstructor;
+
+/**
+ * A target that can provide local proguard specifications, returned by the
+ * {@link ProguardLibrary#collectLocalProguardSpecs()} method.
+ * <p> This class provides additional data, not available in the pure native
+ * {@link com.google.devtools.build.lib.rules.java.ProguardSpecProvider} provider.
+ */
+@AutoCodec
+@Immutable
+public class AndroidProguardInfo extends NativeInfo {
+  public static final String PROVIDER_NAME = "AndroidProguardInfo";
+  public static final Provider PROVIDER = new Provider();
+
+  private final ImmutableList<Artifact> localProguardSpecs;
+
+  public AndroidProguardInfo(ImmutableList<Artifact> localProguardSpecs) {
+    super(PROVIDER);
+    this.localProguardSpecs = localProguardSpecs;
+  }
+
+  @SkylarkCallable(
+      name = "local_proguard_specs",
+      structField = true,
+      doc = "Returns the local proguard specs defined by this target."
+  )
+  public ImmutableList<Artifact> getLocalProguardSpecs() {
+    return localProguardSpecs;
+  }
+
+  /**
+   * Provider class for {@link AndroidProguardInfo} objects.
+   */
+  public static class Provider extends BuiltinProvider<AndroidProguardInfo> {
+    private Provider() {
+      super(PROVIDER_NAME, AndroidProguardInfo.class);
+    }
+
+    @SkylarkCallable(
+        name = PROVIDER_NAME,
+        doc = "The <code>AndroidProguardInfo</code> constructor.",
+        selfCall = true)
+    @SkylarkConstructor(objectType = AndroidProguardInfo.class)
+    public AndroidProguardInfo androidProguardInfo(ImmutableList<Artifact> localProguardSpecs) {
+      return new AndroidProguardInfo(localProguardSpecs);
+    }
+  }
+}
-- 
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