SystemIdInfo.kt
/*
* Copyright 2018 The Android Open Source Project
*
* 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 androidx.work.impl.model
import androidx.annotation.RestrictTo
import androidx.room.ColumnInfo
import androidx.room.Entity
import androidx.room.ForeignKey
/**
* Stores system ids for a [WorkSpec] id.
*
* @hide
*/
@Entity(
foreignKeys = [ForeignKey(
entity = WorkSpec::class,
parentColumns = ["id"],
childColumns = ["work_spec_id"],
onDelete = ForeignKey.CASCADE,
onUpdate = ForeignKey.CASCADE
)],
primaryKeys = ["work_spec_id", "generation"]
)
@RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
data class SystemIdInfo(
@JvmField
@ColumnInfo(name = "work_spec_id")
val workSpecId: String,
@ColumnInfo(defaultValue = "0")
val generation: Int,
@JvmField
@ColumnInfo(name = "system_id")
val systemId: Int
)
fun systemIdInfo(generationalId: WorkGenerationalId, systemId: Int) =
SystemIdInfo(generationalId.workSpecId, generationalId.generation, systemId)