org.pkl.config.java.mapper.PNullToAny Maven / Gradle / Ivy

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Shaded fat Jar for pkl-config-java, a Java config library based on the Pkl config language.

There is a newer version: 0.27.1

/*
 * Copyright © 2024 Apple Inc. and the Pkl project authors. All rights reserved.
 *
 * 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
 *
 *     https://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.pkl.config.java.mapper;

import java.lang.reflect.Type;
import java.util.Optional;
import org.pkl.core.PClassInfo;

final class PNullToAny implements ConverterFactory {
  @Override
  public Optional> create(PClassInfo sourceType, Type targetType) {
    if (sourceType != PClassInfo.Null
        || (targetType instanceof Class clazz && clazz.isPrimitive())) {
      return Optional.empty();
    }

    //noinspection ConstantConditions
    return Optional.of((value, valueMapper) -> null);
  }
}