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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.paimon.spark

import java.util.Optional

import scala.language.implicitConversions

object PaimonImplicits {
  implicit def toScalaOption[T](o: Optional[T]): Option[T] = {
    if (o.isPresent) {
      Some(o.get)
    } else {
      None
    }
  }

  implicit def toJavaOptional[T, U](o: Option[T]): Optional[U] = {
    o match {
      case Some(t) => Optional.ofNullable(t.asInstanceOf[U])
      case _ => Optional.empty[U]
    }
  }
}