RoomKspProcessor.kt

/*
 * Copyright 2020 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

import androidx.room.compiler.processing.XProcessingEnv
import com.google.devtools.ksp.processing.CodeGenerator
import com.google.devtools.ksp.processing.KSPLogger
import com.google.devtools.ksp.processing.Resolver
import com.google.devtools.ksp.processing.SymbolProcessor
import com.google.devtools.ksp.symbol.KSAnnotated

/**
 * Entry point for processing using KSP.
 */
class RoomKspProcessor : SymbolProcessor {
    private lateinit var options: Map<String, String>
    private lateinit var codeGenerator: CodeGenerator
    private lateinit var logger: KSPLogger

    override fun finish() {
    }

    override fun init(
        options: Map<String, String>,
        kotlinVersion: KotlinVersion,
        codeGenerator: CodeGenerator,
        logger: KSPLogger
    ) {
        this.options = options
        this.codeGenerator = codeGenerator
        this.logger = logger
    }

    override fun process(resolver: Resolver): List<KSAnnotated> {
        val processingEnv = XProcessingEnv.create(
            options,
            resolver,
            codeGenerator,
            logger
        )

        return DatabaseProcessingStep().executeInKsp(
            processingEnv
        )
    }
}