CallableInsertMethodBinder.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.room.solver.shortcut.binder
import androidx.room.ext.CallableTypeSpecBuilder
import androidx.room.compiler.processing.XType
import androidx.room.solver.CodeGenScope
import androidx.room.solver.shortcut.result.InsertMethodAdapter
import androidx.room.vo.ShortcutQueryParameter
import com.squareup.javapoet.CodeBlock
import com.squareup.javapoet.FieldSpec
import com.squareup.javapoet.TypeSpec
/**
* Binder for deferred insert methods.
*
* This binder will create a Callable implementation that delegates to the
* [InsertMethodAdapter]. Usage of the Callable impl is then delegate to the [addStmntBlock]
* function.
*/
class CallableInsertMethodBinder(
val typeArg: XType,
val addStmntBlock: CodeBlock.Builder.(callableImpl: TypeSpec, dbField: FieldSpec) -> Unit,
adapter: InsertMethodAdapter?
) : InsertMethodBinder(adapter) {
companion object {
fun createInsertBinder(
typeArg: XType,
adapter: InsertMethodAdapter?,
addCodeBlock: CodeBlock.Builder.(callableImpl: TypeSpec, dbField: FieldSpec) -> Unit
) = CallableInsertMethodBinder(typeArg, addCodeBlock, adapter)
}
override fun convertAndReturn(
parameters: List<ShortcutQueryParameter>,
insertionAdapters: Map<String, Pair<FieldSpec, TypeSpec>>,
dbField: FieldSpec,
scope: CodeGenScope
) {
val adapterScope = scope.fork()
val callableImpl = CallableTypeSpecBuilder(typeArg.typeName) {
adapter?.createInsertionMethodBody(
parameters = parameters,
insertionAdapters = insertionAdapters,
dbField = dbField,
scope = adapterScope
)
addCode(adapterScope.generate())
}.build()
scope.builder().apply {
addStmntBlock(callableImpl, dbField)
}
}
}