com.jn.langx.util

类 Preconditions

java.lang.Object

com.jn.langx.util.Preconditions

public class Preconditions
extends Object

方法概要

限定符和类型	方法和说明
static <T> T	checkNotEmpty(T obj)
static <T> T	checkNotEmpty(T obj, String errorMessage)
static <T> T	checkNotNull(T obj)
static <T> T	checkNotNull(T obj, String errorMessage)
static <T> T	checkNotNull(T obj, Supplier0<String> errorMessageSupplier0)
static void	checkTrue(boolean expression)
static void	checkTrue(boolean expression, String errorMessage)
static <T> T	test(Predicate<T> predicate, T argument)
static <T> T	test(Predicate<T> predicate, T argument, String message)

从类继承的方法 java.lang.Object

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

方法详细资料

test

public static <T> T test(@NonNull
                         Predicate<T> predicate,
                         @Nullable
                         T argument)

test

public static <T> T test(@NonNull
                         Predicate<T> predicate,
                         @Nullable
                         T argument,
                         String message)

checkNotNull

public static <T> T checkNotNull(@NonNull
                                 T obj)

checkNotNull

public static <T> T checkNotNull(@NonNull
                                 T obj,
                                 @Nullable
                                 String errorMessage)

checkNotNull

public static <T> T checkNotNull(@NonNull
                                 T obj,
                                 @Nullable
                                 Supplier0<String> errorMessageSupplier0)

checkNotEmpty

public static <T> T checkNotEmpty(@Nullable
                                  T obj)

checkNotEmpty

public static <T> T checkNotEmpty(@NonNull
                                  T obj,
                                  @Nullable
                                  String errorMessage)

checkTrue

public static void checkTrue(boolean expression)

checkTrue

public static void checkTrue(boolean expression,
                             String errorMessage)