com.ninja_squad.dbsetup.util

Class Preconditions

java.lang.Object

com.ninja_squad.dbsetup.util.Preconditions

public final class Preconditions
extends java.lang.Object

Utility class to help verifying preconditions

Method Summary

Modifier and Type	Method and Description
static void	checkArgument(boolean condition, java.lang.String message) Throws an IllegalARgumentException with the given message if the given condition is false.
static void	checkNotNull(java.lang.Object argument, java.lang.String message) Throws a NullPointerException with the given message if the given argument is null.
static void	checkState(boolean condition, java.lang.String message) Throws an IllegalStateException with the given message if the given condition is false.

Methods inherited from class java.lang.Object

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

Method Detail

checkNotNull

public static void checkNotNull(java.lang.Object argument,
                                java.lang.String message)
                         throws java.lang.NullPointerException

Throws a NullPointerException with the given message if the given argument is null.

Parameters:

argument - the argument to check for null

message - the message of the thrown NullPointerException

Throws:

java.lang.NullPointerException - if argument is null.

checkState

public static void checkState(boolean condition,
                              java.lang.String message)
                       throws java.lang.IllegalStateException

Throws an IllegalStateException with the given message if the given condition is false.

Parameters:

condition - the condition to check

message - the message of the thrown IllegalStateException

Throws:

java.lang.IllegalStateException - if the condition is false.

checkArgument

public static void checkArgument(boolean condition,
                                 java.lang.String message)
                          throws java.lang.IllegalStateException

Throws an IllegalARgumentException with the given message if the given condition is false.

Parameters:

condition - the condition to check

message - the message of the thrown IllegalArgumentException

Throws:

java.lang.IllegalArgumentException - if the condition is false.

java.lang.IllegalStateException