io.asyncer.r2dbc.mysql.internal.util

Class AssertUtils

java.lang.Object

io.asyncer.r2dbc.mysql.internal.util.AssertUtils

public final class AssertUtils
extends Object

Assertion library for r2dbc-mysql implementation.

Method Summary

Modifier and Type	Method and Description
static void	require(boolean condition, String message) Checks that a condition is accepted and throws a customized IllegalArgumentException if it is not.
static void	requireNonEmpty(@Nullable String s, String message) Checks that a String is neither null nor empty, and throws a customized IllegalArgumentException if it is.
static <T> T	requireNonNull(T obj, String message) Checks that an object is not null and throws a customized IllegalArgumentException if it is.

Methods inherited from class java.lang.Object

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

Method Detail

requireNonNull

public static <T> T requireNonNull(@Nullable
                                   T obj,
                                   String message)

Checks that an object is not null and throws a customized IllegalArgumentException if it is.

Type Parameters:

T - the type of the reference.

Parameters:

obj - the object reference to check for nullity.

message - the detail message to be used by thrown IllegalArgumentException.

Returns:

obj if not null.

Throws:

IllegalArgumentException - if obj is null.

require

public static void require(boolean condition,
                           String message)

Checks that a condition is accepted and throws a customized IllegalArgumentException if it is not.

Parameters:

condition - if condition accepted.

message - the detail message to be used by thrown IllegalArgumentException.

Throws:

IllegalArgumentException - if condition is false.

requireNonEmpty

public static void requireNonEmpty(@Nullable
                                   @Nullable String s,
                                   String message)

Checks that a String is neither null nor empty, and throws a customized IllegalArgumentException if it is.

Parameters:

s - the string to check for empty.

message - the detail message to be used by thrown IllegalArgumentException.

Throws:

IllegalArgumentException - if s is null or empty.