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Diffstat (limited to 'bundles/org.eclipse.osgi.util/src/org/osgi/util/function/Callback.java')
-rw-r--r-- | bundles/org.eclipse.osgi.util/src/org/osgi/util/function/Callback.java | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/bundles/org.eclipse.osgi.util/src/org/osgi/util/function/Callback.java b/bundles/org.eclipse.osgi.util/src/org/osgi/util/function/Callback.java new file mode 100644 index 000000000..17ff376bc --- /dev/null +++ b/bundles/org.eclipse.osgi.util/src/org/osgi/util/function/Callback.java @@ -0,0 +1,40 @@ +/* + * Copyright (c) OSGi Alliance (2016). All Rights Reserved. + * + * 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 org.osgi.util.function; + +import org.osgi.annotation.versioning.ConsumerType; + +/** + * A callback that performs an operation and may throw an exception. + * <p> + * This is a functional interface and can be used as the assignment target for a + * lambda expression or method reference. + * + * @ThreadSafe + * @since 1.1 + * @author $Id$ + */ +@ConsumerType +@FunctionalInterface +public interface Callback { + /** + * Execute the callback. + * + * @throws Exception An exception thrown by the method. + */ + void run() throws Exception; +} |