1 files changed, 58 insertions, 0 deletions
diff --git a/services/core/java/com/android/server/firewall/CategoryFilter.java b/services/core/java/com/android/server/firewall/CategoryFilter.java
new file mode 100644
index 0000000..246c096
--- /dev/null
+++ b/services/core/java/com/android/server/firewall/CategoryFilter.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2013 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.server.firewall;
+
+import android.content.ComponentName;
+import android.content.Intent;
+import org.xmlpull.v1.XmlPullParser;
+import org.xmlpull.v1.XmlPullParserException;
+
+import java.io.IOException;
+import java.util.Set;
+
+class CategoryFilter implements Filter {
+    private static final String ATTR_NAME = "name";
+
+    private final String mCategoryName;
+
+    private CategoryFilter(String categoryName) {
+        mCategoryName = categoryName;
+    }
+
+    @Override
+    public boolean matches(IntentFirewall ifw, ComponentName resolvedComponent, Intent intent,
+            int callerUid, int callerPid, String resolvedType, int receivingUid) {
+        Set<String> categories = intent.getCategories();
+        if (categories == null) {
+            return false;
+        }
+        return categories.contains(mCategoryName);
+    }
+
+    public static final FilterFactory FACTORY = new FilterFactory("category") {
+        @Override
+        public Filter newFilter(XmlPullParser parser)
+                throws IOException, XmlPullParserException {
+            String categoryName = parser.getAttributeValue(null, ATTR_NAME);
+            if (categoryName == null) {
+                throw new XmlPullParserException("Category name must be specified.",
+                        parser, null);
+            }
+            return new CategoryFilter(categoryName);
+        }
+    };
+}