1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 package org.apache.maven.api.annotations; 20 21 import java.lang.annotation.Documented; 22 import java.lang.annotation.ElementType; 23 import java.lang.annotation.Retention; 24 import java.lang.annotation.RetentionPolicy; 25 import java.lang.annotation.Target; 26 27 /** 28 * The {@code ThreadSafe} annotation can be used to indicate a given type 29 * is thread safe. {@link Immutable} objects are automatically thread safe. 30 * 31 * @see Immutable 32 * @see NotThreadSafe 33 * @since 4.0.0 34 */ 35 @Experimental 36 @Documented 37 @Retention(RetentionPolicy.CLASS) 38 @Target(ElementType.TYPE) 39 public @interface ThreadSafe {}