001// -------------------------------------------------------------------------------- 002// Copyright 2002-2026 Echo Three, LLC 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 com.echothree.util.server.persistence.mutex; 018 019import static java.lang.annotation.ElementType.FIELD; 020import static java.lang.annotation.ElementType.METHOD; 021import static java.lang.annotation.ElementType.PARAMETER; 022import static java.lang.annotation.ElementType.TYPE; 023import java.lang.annotation.Retention; 024import static java.lang.annotation.RetentionPolicy.RUNTIME; 025import java.lang.annotation.Target; 026import javax.inject.Qualifier; 027 028@Qualifier 029@Retention(RUNTIME) 030@Target({FIELD, TYPE, METHOD, PARAMETER}) 031public @interface DatabaseMutexFlavor { 032 033 Flavor value(); 034 035 enum Flavor { 036 MYSQL, 037 POSTGRES, 038 } 039 040}