1 files changed, 66 insertions, 0 deletions
diff --git a/services/core/java/com/android/server/pm/SharedUserSetting.java b/services/core/java/com/android/server/pm/SharedUserSetting.java
new file mode 100644
index 0000000..ca1eeea
--- /dev/null
+++ b/services/core/java/com/android/server/pm/SharedUserSetting.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2011 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.pm;
+
+import java.util.HashSet;
+
+/**
+ * Settings data for a particular shared user ID we know about.
+ */
+final class SharedUserSetting extends GrantedPermissions {
+    final String name;
+
+    int userId;
+
+    // flags that are associated with this uid, regardless of any package flags
+    int uidFlags;
+
+    final HashSet<PackageSetting> packages = new HashSet<PackageSetting>();
+
+    final PackageSignatures signatures = new PackageSignatures();
+
+    SharedUserSetting(String _name, int _pkgFlags) {
+        super(_pkgFlags);
+        uidFlags =  _pkgFlags;
+        name = _name;
+    }
+
+    @Override
+    public String toString() {
+        return "SharedUserSetting{" + Integer.toHexString(System.identityHashCode(this)) + " "
+                + name + "/" + userId + "}";
+    }
+
+    void removePackage(PackageSetting packageSetting) {
+        if (packages.remove(packageSetting)) {
+            // recalculate the pkgFlags for this shared user if needed
+            if ((this.pkgFlags & packageSetting.pkgFlags) != 0) {
+                int aggregatedFlags = uidFlags;
+                for (PackageSetting ps : packages) {
+                    aggregatedFlags |= ps.pkgFlags;
+                }
+                setFlags(aggregatedFlags);
+            }
+        }
+    }
+
+    void addPackage(PackageSetting packageSetting) {
+        if (packages.add(packageSetting)) {
+            setFlags(this.pkgFlags | packageSetting.pkgFlags);
+        }
+    }
+}