| /* |
| * Copyright (C) 2017 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.room.solver.binderprovider |
| |
| import androidx.room.compiler.processing.XDeclaredType |
| import androidx.room.compiler.processing.XType |
| import androidx.room.processor.Context |
| import androidx.room.solver.ObservableQueryResultBinderProvider |
| import androidx.room.solver.RxType |
| import androidx.room.solver.query.result.QueryResultAdapter |
| import androidx.room.solver.query.result.QueryResultBinder |
| import androidx.room.solver.query.result.RxQueryResultBinder |
| |
| class RxQueryResultBinderProvider private constructor( |
| context: Context, |
| private val rxType: RxType |
| ) : ObservableQueryResultBinderProvider(context) { |
| private val typeMirror: XType? by lazy { |
| context.processingEnv.findType(rxType.className) |
| } |
| |
| override fun extractTypeArg(declared: XDeclaredType): XType = declared.typeArguments.first() |
| |
| override fun create( |
| typeArg: XType, |
| resultAdapter: QueryResultAdapter?, |
| tableNames: Set<String> |
| ): QueryResultBinder { |
| return RxQueryResultBinder( |
| rxType = rxType, |
| typeArg = typeArg, |
| queryTableNames = tableNames, |
| adapter = resultAdapter |
| ) |
| } |
| |
| override fun matches(declared: XDeclaredType): Boolean = |
| declared.typeArguments.size == 1 && matchesRxType(declared) |
| |
| private fun matchesRxType(declared: XDeclaredType): Boolean { |
| if (typeMirror == null) { |
| return false |
| } |
| val erasure = declared.erasure() |
| return erasure.isAssignableFrom(typeMirror!!) |
| } |
| |
| companion object { |
| fun getAll(context: Context) = listOf( |
| RxType.RX2_FLOWABLE, |
| RxType.RX2_OBSERVABLE, |
| RxType.RX3_FLOWABLE, |
| RxType.RX3_OBSERVABLE |
| ).map { |
| RxQueryResultBinderProvider(context, it).requireArtifact( |
| context = context, |
| requiredType = it.version.rxRoomClassName, |
| missingArtifactErrorMsg = it.version.missingArtifactMessage |
| ) |
| } |
| } |
| } |