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Core Knot.x module consisting of Server, Repositories, Splitter, Assembler and Gateway.

There is a newer version: 1.6.0

/*
 * Copyright (C) 2016 Cognifide Limited
 *
 * 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 io.knotx.util;

import java.util.Optional;
import java.util.function.Consumer;
import rx.functions.Action0;

public class OptionalAction {

  private Optional optional;

  private OptionalAction(Optional optional) {
    this.optional = optional;
  }

  public static  OptionalAction of(Optional optional) {
    return new OptionalAction<>(optional);
  }

  public OptionalAction ifPresent(Consumer c) {
    optional.ifPresent(c);
    return this;
  }

  public OptionalAction ifNotPresent(Action0 action) {
    if (!optional.isPresent()) {
      action.call();
    }
    return this;
  }
}