QueryParameterProcessor.kt
/*
* 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.processor
import androidx.room.vo.QueryParameter
import com.google.auto.common.MoreTypes
import javax.lang.model.element.VariableElement
import javax.lang.model.type.DeclaredType
class QueryParameterProcessor(
baseContext: Context,
val containing: DeclaredType,
val element: VariableElement,
private val sqlName: String? = null
) {
val context = baseContext.fork(element)
fun process(): QueryParameter {
val asMember = MoreTypes.asMemberOf(context.processingEnv.typeUtils, containing, element)
val parameterAdapter = context.typeAdapterStore.findQueryParameterAdapter(asMember)
context.checker.check(parameterAdapter != null, element,
ProcessorErrors.CANNOT_BIND_QUERY_PARAMETER_INTO_STMT)
val name = element.simpleName.toString()
context.checker.check(!name.startsWith("_"), element,
ProcessorErrors.QUERY_PARAMETERS_CANNOT_START_WITH_UNDERSCORE)
return QueryParameter(
name = name,
sqlName = sqlName ?: name,
type = asMember,
queryParamAdapter = parameterAdapter)
}
}