public final class Preconditions extends Object
限定符和类型 | 方法和说明 |
---|---|
static void |
checkArgument(boolean expression) |
static void |
checkArgument(boolean expression,
Object errorMessage) |
static void |
checkArgument(boolean expression,
String errorMessageTemplate,
Object... errorMessageArgs) |
static <T> T |
checkNotNull(T reference) |
static <T> T |
checkNotNull(T reference,
Object errorMessage) |
static <T> T |
checkNotNull(T reference,
String errorMessageTemplate,
Object... errorMessageArgs) |
public static void checkArgument(boolean expression)
public static void checkArgument(boolean expression, Object errorMessage)
public static void checkArgument(boolean expression, String errorMessageTemplate, Object... errorMessageArgs)
public static <T> T checkNotNull(T reference)
public static <T> T checkNotNull(T reference, Object errorMessage)
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