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// Code generated by smithy-kotlin-codegen. DO NOT EDIT!

package aws.sdk.kotlin.services.glue.model

import aws.smithy.kotlin.runtime.SdkDsl

/**
 * Specifies a transform that groups rows by chosen fields and computes the aggregated value by specified function.
 */
public class Aggregate private constructor(builder: Builder) {
    /**
     * Specifies the aggregate functions to be performed on specified fields.
     */
    public val aggs: List = requireNotNull(builder.aggs) { "A non-null value must be provided for aggs" }
    /**
     * Specifies the fields to group by.
     */
    public val groups: List> = requireNotNull(builder.groups) { "A non-null value must be provided for groups" }
    /**
     * Specifies the fields and rows to use as inputs for the aggregate transform.
     */
    public val inputs: List = requireNotNull(builder.inputs) { "A non-null value must be provided for inputs" }
    /**
     * The name of the transform node.
     */
    public val name: kotlin.String = requireNotNull(builder.name) { "A non-null value must be provided for name" }

    public companion object {
        public operator fun invoke(block: Builder.() -> kotlin.Unit): aws.sdk.kotlin.services.glue.model.Aggregate = Builder().apply(block).build()
    }

    override fun toString(): kotlin.String = buildString {
        append("Aggregate(")
        append("aggs=$aggs,")
        append("groups=$groups,")
        append("inputs=$inputs,")
        append("name=$name")
        append(")")
    }

    override fun hashCode(): kotlin.Int {
        var result = aggs.hashCode()
        result = 31 * result + (groups.hashCode())
        result = 31 * result + (inputs.hashCode())
        result = 31 * result + (name.hashCode())
        return result
    }

    override fun equals(other: kotlin.Any?): kotlin.Boolean {
        if (this === other) return true
        if (other == null || this::class != other::class) return false

        other as Aggregate

        if (aggs != other.aggs) return false
        if (groups != other.groups) return false
        if (inputs != other.inputs) return false
        if (name != other.name) return false

        return true
    }

    public inline fun copy(block: Builder.() -> kotlin.Unit = {}): aws.sdk.kotlin.services.glue.model.Aggregate = Builder(this).apply(block).build()

    @SdkDsl
    public class Builder {
        /**
         * Specifies the aggregate functions to be performed on specified fields.
         */
        public var aggs: List? = null
        /**
         * Specifies the fields to group by.
         */
        public var groups: List>? = null
        /**
         * Specifies the fields and rows to use as inputs for the aggregate transform.
         */
        public var inputs: List? = null
        /**
         * The name of the transform node.
         */
        public var name: kotlin.String? = null

        @PublishedApi
        internal constructor()
        @PublishedApi
        internal constructor(x: aws.sdk.kotlin.services.glue.model.Aggregate) : this() {
            this.aggs = x.aggs
            this.groups = x.groups
            this.inputs = x.inputs
            this.name = x.name
        }

        @PublishedApi
        internal fun build(): aws.sdk.kotlin.services.glue.model.Aggregate = Aggregate(this)

        internal fun correctErrors(): Builder {
            if (aggs == null) aggs = emptyList()
            if (groups == null) groups = emptyList()
            if (inputs == null) inputs = emptyList()
            if (name == null) name = ""
            return this
        }
    }
}