com.jimmoores.quandl.util

Class ArgumentChecker

java.lang.Object

com.jimmoores.quandl.util.ArgumentChecker

public final class ArgumentChecker
extends Object

Utility class for checking arguments.

Method Summary

Modifier and Type	Method and Description
static void	notNull(Object argument, String name) Throws an exception if the argument is not null.
static <E> void	notNullOrEmpty(Collection<E> argument, String name) Throws an exception if the collection argument is not null or empty.
static <E> void	notNullOrEmpty(E[] argument, String name) Throws an exception if the array argument is not null or empty.
static void	notNullOrEmpty(String argument, String name) Throws an exception if the string argument is not null or empty.

Methods inherited from class java.lang.Object

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

Method Detail

notNull

public static void notNull(Object argument,
                           String name)

Throws an exception if the argument is not null.

Parameters:

argument - the object to check

name - the name of the parameter

notNullOrEmpty

public static <E> void notNullOrEmpty(E[] argument,
                                      String name)

Throws an exception if the array argument is not null or empty.

Type Parameters:

E - type of array

Parameters:

argument - the object to check

name - the name of the parameter

notNullOrEmpty

public static <E> void notNullOrEmpty(Collection<E> argument,
                                      String name)

Throws an exception if the collection argument is not null or empty.

Type Parameters:

E - type of array

Parameters:

argument - the object to check

name - the name of the parameter

notNullOrEmpty

public static void notNullOrEmpty(String argument,
                                  String name)

Throws an exception if the string argument is not null or empty.

Parameters:

argument - the String to check

name - the name of the parameter