Refactor AarImportRule into a base rule.

Also moves AAR-specific tools from tools/zip into tools/android and renames embedded_jar_extractor to aar_embedded_jars_extractor because in a future change it will extract classes.jar and libs/*.jar.

--
MOS_MIGRATED_REVID=136099324

1 files changed, 75 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/rules/android/AarImportBaseRule.java b/src/main/java/com/google/devtools/build/lib/rules/android/AarImportBaseRule.java
new file mode 100644
index 0000000000..03590c3e1a
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/rules/android/AarImportBaseRule.java
@@ -0,0 +1,75 @@
+// 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.rules.android;
+
+import static com.google.devtools.build.lib.packages.Attribute.ANY_EDGE;
+import static com.google.devtools.build.lib.packages.Attribute.ConfigurationTransition.HOST;
+import static com.google.devtools.build.lib.packages.Attribute.attr;
+import static com.google.devtools.build.lib.packages.BuildType.LABEL;
+import static com.google.devtools.build.lib.packages.BuildType.LABEL_LIST;
+
+import com.google.devtools.build.lib.analysis.RuleDefinition;
+import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
+import com.google.devtools.build.lib.cmdline.Label;
+import com.google.devtools.build.lib.packages.RuleClass;
+import com.google.devtools.build.lib.packages.RuleClass.Builder;
+import com.google.devtools.build.lib.packages.RuleClass.Builder.RuleClassType;
+import com.google.devtools.build.lib.rules.android.AndroidRuleClasses.AndroidAaptBaseRule;
+import com.google.devtools.build.lib.rules.java.JavaCompilationArgsProvider;
+import com.google.devtools.build.lib.util.FileType;
+
+/** Rule definition for the aar_import rule. */
+public class AarImportBaseRule implements RuleDefinition {
+
+  @Override
+  public RuleClass build(Builder builder, RuleDefinitionEnvironment environment) {
+    return builder
+        .setUndocumented()
+        .add(attr("aar", LABEL)
+            .mandatory()
+            .allowedFileTypes(FileType.of(".aar")))
+        .add(attr("exports", LABEL_LIST)
+            .allowedRuleClasses("aar_import", "java_import")
+            .allowedFileTypes()
+            .validityPredicate(ANY_EDGE))
+        .add(attr("$aar_embedded_jars_extractor", LABEL)
+            .cfg(HOST)
+            .exec()
+            .value(Label.parseAbsoluteUnchecked(
+                environment.getToolsRepository() + "//tools/android:aar_embedded_jars_extractor")))
+        .add(attr("$zip_manifest_creator", LABEL)
+            .cfg(HOST)
+            .exec()
+            .value(Label.parseAbsoluteUnchecked(
+                environment.getToolsRepository() + "//tools/android:zip_manifest_creator")))
+        .add(attr("$zipper", LABEL)
+            .cfg(HOST)
+            .exec()
+            .value(Label.parseAbsoluteUnchecked(
+                environment.getToolsRepository() + "//tools/zip:zipper")))
+        .advertiseProvider(JavaCompilationArgsProvider.class)
+        .build();
+  }
+
+  @Override
+  public Metadata getMetadata() {
+    return RuleDefinition.Metadata.builder()
+        .name("$aar_import_base")
+        .type(RuleClassType.ABSTRACT)
+        // AndroidAaptBaseRule is needed for $android_manifest_merger which is used by the
+        // ApplicationManifest class.
+        .ancestors(AndroidAaptBaseRule.class)
+        .build();
+  }
+}