org.apache.wicket.util.lang
Class Checks

java.lang.Object
  org.apache.wicket.util.lang.Checks

public class Checks
extends java.lang.Object

Constructor Summary

Checks()

Method Summary

static void	notEmpty(java.lang.String argument, java.lang.String message, java.lang.Object... params) Checks argument is not empty (not null and has a non-whitespace character)
static void	notEmptyShort(java.lang.String argument, java.lang.String name) Checks argument is not empty (not null and has a non-whitespace character)
static void	notNull(java.lang.Object argument, java.lang.String message, java.lang.Object... params) Checks value is not null
static void	notNullShort(java.lang.Object argument, java.lang.String name) Checks value is not null
static <T extends java.lang.Comparable<T>> void	withinRange(T min, T max, T value, java.lang.String message) Checks if argument is within a range
static <T extends java.lang.Comparable<T>> void	withinRangeShort(T min, T max, T value, java.lang.String name) Checks if argument is within a range

Methods inherited from class java.lang.Object

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

Constructor Detail

Checks

public Checks()

Method Detail

notNull

public static void notNull(java.lang.Object argument,
                           java.lang.String message,
                           java.lang.Object... params)

Checks value is not null

Parameters:

argument -

message -

params -

Throws:

java.lang.IllegalStateException

notEmpty

public static void notEmpty(java.lang.String argument,
                            java.lang.String message,
                            java.lang.Object... params)

Checks argument is not empty (not null and has a non-whitespace character)

Parameters:

argument -

message -

params -

name -

Throws:

java.lang.IllegalStateException

withinRange

public static <T extends java.lang.Comparable<T>> void withinRange(T min,
                                                                   T max,
                                                                   T value,
                                                                   java.lang.String message)

Checks if argument is within a range

Type Parameters:

T -

Parameters:

min -

max -

value -

message -

name -

Throws:

java.lang.IllegalStateException

notNullShort

public static void notNullShort(java.lang.Object argument,
                                java.lang.String name)

Checks value is not null

Parameters:

argument -

name -

Throws:

java.lang.IllegalStateException

notEmptyShort

public static void notEmptyShort(java.lang.String argument,
                                 java.lang.String name)

Checks argument is not empty (not null and has a non-whitespace character)

Parameters:

argument -

name -

Throws:

java.lang.IllegalStateException

withinRangeShort

public static <T extends java.lang.Comparable<T>> void withinRangeShort(T min,
                                                                        T max,
                                                                        T value,
                                                                        java.lang.String name)

Checks if argument is within a range

Type Parameters:

T -

Parameters:

min -

max -

value -

name -

Throws:

java.lang.IllegalStateException