Package com.github.collinalpert.java2db.utilities

Class Utilities

java.lang.Object
com.github.collinalpert.java2db.utilities.Utilities
public class Utilities
extends java.lang.Object
Author:
Collin Alpert

  • Constructor Summary

    Constructors 
    Constructor Description
    Utilities()  

  • Method Summary

    Modifier and Type Method Description
    static java.lang.Runnable runnableHandling​(ThrowableRunnable<java.sql.SQLException> runnable, java.util.function.Consumer<java.sql.SQLException> exceptionHandling)
    Handles an SQLException that gets thrown inside a Runnable.
    static <V> java.util.function.Supplier<V> supplierHandling​(ThrowableSupplier<V,​java.sql.SQLException> supplier, java.util.function.Consumer<java.sql.SQLException> exceptionHandling)
    Handles an SQLException that gets thrown inside a Supplier.
    static <E extends java.lang.Throwable>
    void    		 tryAction​(ThrowableRunnable<E> runnable)
    Tries to perform a certain action while considering a checked exception that could occur.
    static <T,​ E extends java.lang.Throwable>
    T    		 tryGetValue​(ThrowableSupplier<T,​E> supplier)
    Tries to execute a supplier and retrieve its value while considering a checked exception that could occur.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

  • Method Details

    • supplierHandling

      public static <V> java.util.function.Supplier<V> supplierHandling​(ThrowableSupplier<V,​java.sql.SQLException> supplier, java.util.function.Consumer<java.sql.SQLException> exceptionHandling)
      Handles an SQLException that gets thrown inside a Supplier.
      Type Parameters:
      V - The return type of the operation.
      Parameters:
      supplier - The Supplier that throws the exception.
      exceptionHandling - The exception handling supplied for this exception.
      Returns:
      The original Supplier but now with the added exception handling.

    • runnableHandling

      public static java.lang.Runnable runnableHandling​(ThrowableRunnable<java.sql.SQLException> runnable, java.util.function.Consumer<java.sql.SQLException> exceptionHandling)
      Handles an SQLException that gets thrown inside a Runnable.
      Parameters:
      runnable - The Runnable that throws the exception.
      exceptionHandling - The exception handling supplied for this exception.
      Returns:
      The original Runnable but now with the added exception handling.

    • tryAction

      public static <E extends java.lang.Throwable> void tryAction​(ThrowableRunnable<E> runnable)
      Tries to perform a certain action while considering a checked exception that could occur.
      Type Parameters:
      E - The type of checked exception.
      Parameters:
      runnable - The Runnable to try to execute.

    • tryGetValue

      public static <T,​ E extends java.lang.Throwable> T tryGetValue​(ThrowableSupplier<T,​E> supplier)
      Tries to execute a supplier and retrieve its value while considering a checked exception that could occur.
      Type Parameters:
      T - The type of value to return.
      E - The type of checked exception.
      Parameters:
      supplier - The Supplier to try to execute.
      Returns:
      The value returned by the supplier, assuming it can be excecuted without throwing an exception.