Java tutorial
/* * Copyright 2002-2015 the original author or authors. * * 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 * * https://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.springframework.jmx.export.annotation; import java.lang.annotation.Documented; import java.lang.annotation.ElementType; import java.lang.annotation.Inherited; import java.lang.annotation.Retention; import java.lang.annotation.RetentionPolicy; import java.lang.annotation.Target; import org.springframework.core.annotation.AliasFor; /** * Class-level annotation that indicates to register instances of a class * with a JMX server, corresponding to the {@code ManagedResource} attribute. * * <p><b>Note:</b> This annotation is marked as inherited, allowing for generic * management-aware base classes. In such a scenario, it is recommended to * <i>not</i> specify an object name value since this would lead to naming * collisions in case of multiple subclasses getting registered. * * @author Rob Harrop * @author Juergen Hoeller * @author Sam Brannen * @since 1.2 * @see org.springframework.jmx.export.metadata.ManagedResource */ @Target(ElementType.TYPE) @Retention(RetentionPolicy.RUNTIME) @Inherited @Documented public @interface ManagedResource { /** * Alias for the {@link #objectName} attribute, for simple default usage. */ @AliasFor("objectName") String value() default ""; @AliasFor("value") String objectName() default ""; String description() default ""; int currencyTimeLimit() default -1; boolean log() default false; String logFile() default ""; String persistPolicy() default ""; int persistPeriod() default -1; String persistName() default ""; String persistLocation() default ""; }