FtsTableInfoValidationWriter.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.writer
import androidx.room.ext.CommonTypeNames
import androidx.room.ext.L
import androidx.room.ext.N
import androidx.room.ext.RoomTypeNames
import androidx.room.ext.S
import androidx.room.ext.T
import androidx.room.ext.typeName
import androidx.room.vo.FtsEntity
import com.squareup.javapoet.ParameterSpec
import com.squareup.javapoet.ParameterizedTypeName
import stripNonJava
class FtsTableInfoValidationWriter(val entity: FtsEntity) : ValidationWriter() {
override fun write(dbParam: ParameterSpec, scope: CountingCodeGenScope) {
val suffix = entity.tableName.stripNonJava().capitalize()
val expectedInfoVar = scope.getTmpVar("_info$suffix")
scope.builder().apply {
val columnListVar = scope.getTmpVar("_columns$suffix")
val columnListType = ParameterizedTypeName.get(HashSet::class.typeName(),
CommonTypeNames.STRING)
addStatement("final $T $L = new $T($L)", columnListType, columnListVar,
columnListType, entity.fields.size)
entity.nonHiddenFields.forEach {
addStatement("$L.add($S)", columnListVar, it.columnName)
}
addStatement("final $T $L = new $T($S, $L, $S)",
RoomTypeNames.FTS_TABLE_INFO, expectedInfoVar, RoomTypeNames.FTS_TABLE_INFO,
entity.tableName, columnListVar, entity.createTableQuery)
val existingVar = scope.getTmpVar("_existing$suffix")
addStatement("final $T $L = $T.read($N, $S)",
RoomTypeNames.FTS_TABLE_INFO, existingVar, RoomTypeNames.FTS_TABLE_INFO,
dbParam, entity.tableName)
beginControlFlow("if (!$L.equals($L))", expectedInfoVar, existingVar).apply {
addStatement("return new $T(false, $S + $L + $S + $L)",
RoomTypeNames.OPEN_HELPER_VALIDATION_RESULT,
"${entity.tableName}(${entity.element.qualifiedName}).\n Expected:\n",
expectedInfoVar, "\n Found:\n", existingVar)
}
endControlFlow()
}
}
}