| /* |
| * Copyright (C) 2016 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.types |
| |
| import androidx.room.ext.L |
| import androidx.room.ext.type |
| import androidx.room.solver.CodeGenScope |
| import asPrimitive |
| import javax.annotation.processing.ProcessingEnvironment |
| import javax.lang.model.type.TypeMirror |
| |
| /** |
| * Adapters for all boxed primitives that has direct cursor mappings. |
| */ |
| open class BoxedPrimitiveColumnTypeAdapter( |
| boxed: TypeMirror, |
| val primitiveAdapter: PrimitiveColumnTypeAdapter |
| ) : ColumnTypeAdapter(boxed, primitiveAdapter.typeAffinity) { |
| companion object { |
| fun createBoxedPrimitiveAdapters( |
| processingEnvironment: ProcessingEnvironment, |
| primitiveAdapters: List<PrimitiveColumnTypeAdapter> |
| ): List<ColumnTypeAdapter> { |
| |
| return primitiveAdapters.map { |
| BoxedPrimitiveColumnTypeAdapter( |
| processingEnvironment.typeUtils |
| .boxedClass(it.out.asPrimitive()).type, |
| it |
| ) |
| } |
| } |
| } |
| |
| override fun bindToStmt( |
| stmtName: String, |
| indexVarName: String, |
| valueVarName: String, |
| scope: CodeGenScope |
| ) { |
| scope.builder().apply { |
| beginControlFlow("if ($L == null)", valueVarName).apply { |
| addStatement("$L.bindNull($L)", stmtName, indexVarName) |
| } |
| nextControlFlow("else").apply { |
| primitiveAdapter.bindToStmt(stmtName, indexVarName, valueVarName, scope) |
| } |
| endControlFlow() |
| } |
| } |
| |
| override fun readFromCursor( |
| outVarName: String, |
| cursorVarName: String, |
| indexVarName: String, |
| scope: CodeGenScope |
| ) { |
| scope.builder().apply { |
| beginControlFlow("if ($L.isNull($L))", cursorVarName, indexVarName).apply { |
| addStatement("$L = null", outVarName) |
| } |
| nextControlFlow("else").apply { |
| primitiveAdapter.readFromCursor(outVarName, cursorVarName, indexVarName, scope) |
| } |
| endControlFlow() |
| } |
| } |
| } |