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+/*
+ * Copyright (C) 2009 The JSR-330 Expert Group
+ *
+ * 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 javax.inject;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.Retention;
+import static java.lang.annotation.RetentionPolicy.RUNTIME;
+
+/**
+ * Identifies a type that the injector only instantiates once. Not inherited.
+ *
+ * @see javax.inject.Scope @Scope
+ */
+@Scope
+@Documented
+@Retention(RUNTIME)
+public @interface Singleton {}