1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package androidx.room.vo 18 19 import androidx.room.ForeignKey 20 21 /** 22 * Compiler representation of ForeignKey#Action. 23 */ 24 enum class ForeignKeyAction(val annotationValue: Int, val sqlName: String) { 25 NO_ACTION(ForeignKey.NO_ACTION, "NO ACTION"), 26 RESTRICT(ForeignKey.RESTRICT, "RESTRICT"), 27 SET_NULL(ForeignKey.SET_NULL, "SET NULL"), 28 SET_DEFAULT(ForeignKey.SET_DEFAULT, "SET DEFAULT"), 29 CASCADE(ForeignKey.CASCADE, "CASCADE"); 30 companion object { <lambda>null31 private val mapping by lazy { 32 ForeignKeyAction.values().associateBy { it.annotationValue } 33 } fromAnnotationValuenull34 fun fromAnnotationValue(value: Int?) = mapping[value] 35 } 36 } 37