com.codename1.rad.util

Class NonNull

java.lang.Object

com.codename1.rad.util.NonNull

public class NonNull
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	NonNull.Function<T>

Constructor Summary

Constructors

Constructor and Description
NonNull()

Method Summary

Modifier and Type	Method and Description
static boolean	empty(Object val)
static <T extends Container> T	findAncestorContainer(Component cmp, Class<T> type)
static <T> T	nonNull(T o, T defaultVal)
static <T> T[]	nonNullEntries(T[] o, T[] defaultVal)
<T> T	suppressErrors(Class<T> returnType, NonNull.Function<T> func)
static <T> boolean	with(Object o, Class<T> type, SuccessCallback<T> callback)
static <T> boolean	with(T o, SuccessCallback<T> callback)
static <T extends Container> void	withAncestorContainer(Component cmp, Class<T> type, SuccessCallback<T> callback)

Methods inherited from class java.lang.Object

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

Constructor Detail

NonNull

public NonNull()

Method Detail

nonNull

public static <T> T nonNull(T o,
                            T defaultVal)

nonNullEntries

public static <T> T[] nonNullEntries(T[] o,
                                     T[] defaultVal)

with

public static <T> boolean with(Object o,
                               Class<T> type,
                               SuccessCallback<T> callback)

with

public static <T> boolean with(T o,
                               SuccessCallback<T> callback)

empty

public static boolean empty(Object val)

suppressErrors

public <T> T suppressErrors(Class<T> returnType,
                            NonNull.Function<T> func)

findAncestorContainer

public static <T extends Container> T findAncestorContainer(Component cmp,
                                                            Class<T> type)

withAncestorContainer

public static <T extends Container> void withAncestorContainer(Component cmp,
                                                               Class<T> type,
                                                               SuccessCallback<T> callback)