1 files changed, 79 insertions, 0 deletions
diff --git a/bundle2installable/src/java/com/android/tools/appbundle/bundle2installable/ResourcesProcessor.java b/bundle2installable/src/java/com/android/tools/appbundle/bundle2installable/ResourcesProcessor.java
new file mode 100644
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+++ b/bundle2installable/src/java/com/android/tools/appbundle/bundle2installable/ResourcesProcessor.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * 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.android.tools.appbundle.bundle2installable;
+
+import com.android.tools.appbundle.bundle2installable.util.Pair;
+import com.android.tools.appbundle.bundle2installable.util.ProtoUtils;
+import com.android.tools.appbundle.bundle2installable.util.ZipWalker;
+import com.android.tools.aapt2.FormatProto;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+/**
+ * Detects variants in the res directory of the module zip.
+ *
+ * Currently, this class detects only one variant that will contain all resources.
+ */
+public class ResourcesProcessor implements ZipWalker.ZipEntryListener, VariantProcessor {
+
+  public static final String FORMAT_PROTO_NAME = "format.textpb";
+  public static final String RES_DIRECTORY = "res/";
+
+  /**
+   * For now we just copy all resources
+   */
+  private List<ZipEntry> allVariants;
+
+  public ResourcesProcessor() {
+    this.allVariants = new ArrayList<ZipEntry>();
+  }
+
+  public void notify(ZipFile bundle, ZipEntry entry) throws IOException {
+    if (entry.getName().equals(FORMAT_PROTO_NAME)) {
+      FormatProto.ResourceTable resourceProto = ProtoUtils.extractResourceProto(bundle, entry);
+      // ... processing
+    }
+    if (entry.getName().startsWith(RES_DIRECTORY)) {
+      if (!entry.isDirectory()) {
+        allVariants.add(entry);
+      }
+    }
+  }
+
+  /**
+   * For now, just generate everything
+   */
+  public List<Pair<ZipEntry, String>> generateForVariant(String variant) {
+    List<Pair<ZipEntry, String>> res = new ArrayList<>();
+    for (ZipEntry entry : allVariants) {
+      res.add(Pair.of(entry, entry.getName()));
+    }
+    return res;
+  }
+
+  /**
+   * Recognizes only one default variant
+   */
+  public List<String> getAllVariants() {
+    return Arrays.asList("default");
+  }
+
+}