org.rapidpm.frp.Converting Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of rapidpm-functional-reactive Show documentation

Functional Reactive with Core Java

There is a newer version: 01.00.07-RPM

Show newest version

/**
 * Copyright © 2017 Sven Ruppert ([email protected])
 *
 * 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 org.rapidpm.frp;

import java.util.function.Function;

import org.rapidpm.frp.model.Result;

public interface Converting {


  static 
  Function> convertToString(Function func) {
    return Transformations.asCheckedFunc(func);
  }

  static 
  Function> convertToString() {
    return convertToString(String::valueOf);
  }

  static 
  Function> convertToBoolean(Function func) {
    return Transformations.asCheckedFunc(func);
  }

  static 
  Function> convertToBoolean() {
    return Converting
        .convertToString()
        .andThen(s -> s.map(Boolean::parseBoolean));
  }

  static 
  Function> convertToInteger(Function func) {
    return Transformations.asCheckedFunc(func);
  }

  static 
  Function> convertToInteger() {
    return Converting
        .convertToString()
        .andThen(s -> s.map(Integer::parseInt));
  }

  static 
  Function> convertToDouble(Function func) {
    return Transformations.asCheckedFunc(func);
  }

  static 
  Function> convertToDouble() {
    return Converting
        .convertToString()
        .andThen(s -> s.map(Double::parseDouble));
  }




}