https://github.com/ashr123/exceptional-functions

A collection of functions that protect against unchecked Exceptions
https://github.com/ashr123/exceptional-functions

functional-programming java

Last synced: 2 months ago
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A collection of functions that protect against unchecked Exceptions

• Host: GitHub
• URL: https://github.com/ashr123/exceptional-functions
• Owner: ashr123
• License: mit
• Created: 2022-03-02T21:29:59.000Z (about 4 years ago)
• Default Branch: main
• Last Pushed: 2025-09-22T06:53:15.000Z (6 months ago)
• Last Synced: 2025-09-22T08:43:05.558Z (6 months ago)
• Topics: functional-programming, java
• Language: Java
• Homepage:
• Size: 95.7 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • License: LICENSE.md
  • Codeowners: CODEOWNERS

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README

          
# exceptional-functions

[![Maven Central](https://img.shields.io/maven-central/v/io.github.ashr123/exceptional-functions.svg?label=Maven%20Central)](https://search.maven.org/search?q=g:%22io.github.ashr123%22%20AND%20a:%22exceptional-functions%22)

A collection of functions that protect against unchecked Exceptions.

Code example:

```java

import io.github.ashr123.exceptional.functions.ThrowingFunction;

import java.io.IOException;

import java.io.InputStream;

import java.net.MalformedURLException;

import java.net.URI;

import java.net.URL;

public class Example {

    public static Stream exampleWithCasting() {

        return Stream.of(

                        "https://www.google.com",

                        "https://www.ynet.co.il",

                        "https://www.stackoverflow.com"

                )

                .map(URI::create)

                .map((ThrowingFunction) URI::toURL)

                .map((ThrowingFunction) URL::openStream);

    }

    public static Stream exampleWithCastingAndWildcards() {

        return Stream.of(

                        "https://www.google.com",

                        "https://www.ynet.co.il",

                        "https://www.stackoverflow.com"

                )

                .map(URI::create)

                .map((ThrowingFunction) URI::toURL)

                .map((ThrowingFunction) URL::openStream);

    }

    public static Stream exampleWithCallingUnchecked() {

        return Stream.of(

                        "https://www.google.com",

                        "https://www.ynet.co.il",

                        "https://www.stackoverflow.com"

                )

                .map(URI::create)

                .map(ThrowingFunction.unchecked(URI::toURL))

                .map(ThrowingFunction.unchecked(URL::openStream));

    }

    public static  R doSomeAction(URL url, ThrowingFunction action) throws T {

        return action.applyThrows(url);

    }

}

```