kotlinx.dnq.simple.XdProperty.kt Maven / Gradle / Ivy

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Data definition and queries Kotlin DSL over Xodus

There is a newer version: 2.0.0

/**
 * Copyright 2006 - 2018 JetBrains s.r.o.
 *
 * 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 kotlinx.dnq.simple

import com.jetbrains.teamsys.dnq.database.PropertyConstraint
import jetbrains.exodus.query.metadata.PropertyType
import kotlinx.dnq.XdEntity
import kotlinx.dnq.simple.custom.type.XdCustomTypeBinding
import kotlinx.dnq.simple.custom.type.XdCustomTypeProperty
import kotlinx.dnq.util.reattachAndGetPrimitiveValue
import kotlinx.dnq.util.reattachAndSetPrimitiveValue
import kotlin.reflect.KProperty

class XdProperty>(
        val clazz: Class,
        dbPropertyName: String?,
        constraints: List>,
        requirement: XdPropertyRequirement,
        val default: (R, KProperty<*>) -> T,
        override val binding: XdCustomTypeBinding? = null) :
        XdCustomTypeProperty,
        XdConstrainedProperty(
                dbPropertyName,
                constraints,
                requirement,
                PropertyType.PRIMITIVE
        ) {

    override fun getValue(thisRef: R, property: KProperty<*>): T {
        return thisRef.reattachAndGetPrimitiveValue(property.dbName) ?: default(thisRef, property)
    }

    override fun setValue(thisRef: R, property: KProperty<*>, value: T) {
        thisRef.reattachAndSetPrimitiveValue(property.dbName, value, clazz)
    }

    override fun isDefined(thisRef: R, property: KProperty<*>): Boolean {
        return thisRef.reattachAndGetPrimitiveValue(property.dbName) != null
    }
}