001/* 002 * Copyright 2012-2017 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.boot.autoconfigure.condition; 018 019import java.lang.annotation.Documented; 020import java.lang.annotation.ElementType; 021import java.lang.annotation.Retention; 022import java.lang.annotation.RetentionPolicy; 023import java.lang.annotation.Target; 024 025import javax.naming.InitialContext; 026 027import org.springframework.context.annotation.Conditional; 028 029/** 030 * {@link Conditional} that matches based on the availability of a JNDI 031 * {@link InitialContext} and the ability to lookup specific locations. 032 * 033 * @author Phillip Webb 034 * @since 1.2.0 035 */ 036@Target({ ElementType.TYPE, ElementType.METHOD }) 037@Retention(RetentionPolicy.RUNTIME) 038@Documented 039@Conditional(OnJndiCondition.class) 040public @interface ConditionalOnJndi { 041 042 /** 043 * JNDI Locations, one of which must exist. If no locations are specific the condition 044 * matches solely based on the presence of an {@link InitialContext}. 045 * @return the JNDI locations 046 */ 047 String[] value() default {}; 048 049}