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Objectos Way allows you to build web applications using only Java.

There is a newer version: 0.1.11

/*
 * Copyright (C) 2023-2024 Objectos Software LTDA.
 *
 * 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 objectos.way;

record SqlMaybe(Object value) {

  private static final SqlMaybe ABSENT = new SqlMaybe(null);

  static SqlMaybe get(Object value, boolean condition) {
    if (!condition) {
      return ABSENT;
    }

    if (value == null) {
      throw new IllegalArgumentException("Condition evaluated to true but value was null");
    }

    return new SqlMaybe(value);
  }

  public final boolean absent() {
    return value == null;
  }

}