com.mysema.commons.lang

Class Assert

java.lang.Object

com.mysema.commons.lang.Assert

public final class Assert
extends java.lang.Object

General assertion utilities

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String	HAS_NO_TEXT
private static java.lang.String	IS_EMPTY
private static java.lang.String	IS_FALSE
private static java.lang.String	IS_NULL
private static java.lang.String	IS_TRUE

Constructor Summary

Constructors

Modifier	Constructor and Description
private	Assert()

Method Summary

Modifier and Type	Method and Description
static <T> T	assertThat(boolean condition, java.lang.String propOrMsg, java.lang.String msgSuffix, T rv) General assertion mwthos
static java.lang.String	hasLength(java.lang.String str, java.lang.String propOrMsg) Assert that the given String is not empty
static java.lang.String	hasText(java.lang.String str, java.lang.String propOrMsg) Assert that the given String has actual non-whitepsace text.
static boolean	isFalse(boolean condition, java.lang.String propOrMsg) Assert that the given condition is true
static boolean	isTrue(boolean condition, java.lang.String propOrMsg) Assert that the given condition is true
static <C extends java.util.Collection<?>> C	notEmpty(C col, java.lang.String propOrMsg) Assert that the given Collection is not empty
static <M extends java.util.Map<?,?>> M	notEmpty(M map, java.lang.String propOrMsg) Assert that the given Map is not empty
static <T> T[]	notEmpty(T[] objects, java.lang.String propOrMsg) Assert that the given array is not empty
static <T> T	notNull(T object, java.lang.String propOrMsg) Assert that the given object is not null

Methods inherited from class java.lang.Object

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

Field Detail

IS_FALSE

private static final java.lang.String IS_FALSE

See Also:

Constant Field Values

IS_TRUE

private static final java.lang.String IS_TRUE

See Also:

Constant Field Values

IS_EMPTY

private static final java.lang.String IS_EMPTY

See Also:

Constant Field Values

IS_NULL

private static final java.lang.String IS_NULL

See Also:

Constant Field Values

HAS_NO_TEXT

private static final java.lang.String HAS_NO_TEXT

See Also:

Constant Field Values

Constructor Detail

Assert

private Assert()

Method Detail

hasText

public static java.lang.String hasText(java.lang.String str,
                                       java.lang.String propOrMsg)

Assert that the given String has actual non-whitepsace text.

Parameters:

str -

propOrMsg -

Returns:

notNull

public static <T> T notNull(T object,
                            java.lang.String propOrMsg)

Assert that the given object is not null

Type Parameters:

T -

Parameters:

object -

propOrMsg -

Returns:

hasLength

public static java.lang.String hasLength(java.lang.String str,
                                         java.lang.String propOrMsg)

Assert that the given String is not empty

Parameters:

str -

propOrMsg -

Returns:

notEmpty

public static <T> T[] notEmpty(T[] objects,
                               java.lang.String propOrMsg)

Assert that the given array is not empty

Type Parameters:

T -

Parameters:

objects -

propOrMsg -

Returns:

notEmpty

public static <M extends java.util.Map<?,?>> M notEmpty(M map,
                                                        java.lang.String propOrMsg)

Assert that the given Map is not empty

Type Parameters:

M -

Parameters:

map -

propOrMsg -

Returns:

notEmpty

public static <C extends java.util.Collection<?>> C notEmpty(C col,
                                                             java.lang.String propOrMsg)

Assert that the given Collection is not empty

Type Parameters:

C -

Parameters:

col -

propOrMsg -

Returns:

isTrue

public static boolean isTrue(boolean condition,
                             java.lang.String propOrMsg)

Assert that the given condition is true

Parameters:

condition -

propOrMsg -

Returns:

isFalse

public static boolean isFalse(boolean condition,
                              java.lang.String propOrMsg)

Assert that the given condition is true

Parameters:

condition -

propOrMsg -

Returns:

assertThat

public static <T> T assertThat(boolean condition,
                               java.lang.String propOrMsg,
                               java.lang.String msgSuffix,
                               T rv)

General assertion mwthos

Type Parameters:

T -

Parameters:

condition -

propOrMsg -

msgSuffix -

rv -

Returns: