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• DelegateDataFetchingEnvironment.kt

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io.github.graphglue.graphql.schema.DelegateDataFetchingEnvironment.kt Maven / Gradle / Ivy

package io.github.graphglue.graphql.schema

import graphql.schema.DataFetchingEnvironment
import io.github.graphglue.model.property.BasePropertyDelegate

/**
 * [DataFetchingEnvironment] which delegates all functionality to [parent], except for [getSource], which returns
 * [source] instead
 *
 * @param parent the delegate which handles most [DataFetchingEnvironment] functionality
 * @param source the override for [getSource]
 */
class DelegateDataFetchingEnvironment(
    private val parent: DataFetchingEnvironment, private val source: BasePropertyDelegate<*, *>
) : DataFetchingEnvironment by parent {

    @Suppress("UNCHECKED_CAST")
    override fun  getSource() = source as T
}