OpenJDK 27 · jdk.xml.internal.Utils · APIdia, the JavaDoc alternative

Modifier and Type	Field and Description
private static boolean	debug

Access	Constructor and Description
public	Utils()

Method Summary

Modifier and Type	Method and Description
public static Class<?>[]	Returns: a new array with copies of the original array and additional items arraysAppend(final Class<?>[] the original array original, final Class<?>... items to be appended to the original array items) Creates a new array with copies of the original array and additional items appended to the end of it.
public static byte[]	Returns: the original array, or an empty array if it is `null` createEmptyArrayIfNull(byte[] the specified array array) Returns the original array, or an empty array if it is `null`.
public static int[]	Returns: the original array, or an empty array if it is `null` createEmptyArrayIfNull(int[] the specified array array) Returns the original array, or an empty array if it is `null`.
public static < the class type T> T[]	Returns: the original array, or an empty array if it is `null` createEmptyArrayIfNull(final T[] the specified array array, final Class<T[]> the type of the array type) Returns the original array, or an empty array if it is `null`.
public static void	dPrint(Supplier<String> msgGen)
public static boolean	Returns: `true` if the CharSequence is empty or null isEmpty(final CharSequence the CharSequence to check, may be null cs) Checks if a CharSequence is empty ("") or null.
public static < the type of stream elements T> Stream<T>	Returns: the new stream created by `Stream.of(values)` or an empty sequential stream created by `Stream.empty()` if values is null. streamOfIfNonNull(final T... the elements of the new stream values) Returns the new stream created by `Stream.of(values)` or an empty sequential stream created by `Stream.empty()` if values is null.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

debug	back to summary
private static boolean debug

Utils	back to summary
public Utils()

Method Detail

arraysAppend	back to summary
public static Class<?>[] arraysAppend(final Class<?>[] original, final Class<?>... items) Creates a new array with copies of the original array and additional items appended to the end of it. Parameters original:Class<?>[] the original array items:Class<?>[] items to be appended to the original array Returns:Class<?>[] a new array with copies of the original array and additional items

arraysAppend

back to summary

public static Class<?>[] arraysAppend(final Class<?>[] original, final Class<?>... items)

Creates a new array with copies of the original array and additional items appended to the end of it.

Parameters

original:Class<?>[]: the original array
items:Class<?>[]: items to be appended to the original array

Returns:Class<?>[]

a new array with copies of the original array and additional items

createEmptyArrayIfNull back to summary

createEmptyArrayIfNull	back to summary
public static byte[] createEmptyArrayIfNull(byte[] array) Returns the original array, or an empty array if it is `null`. Parameters array:byte[] the specified array Returns:byte[] the original array, or an empty array if it is `null`

public static byte[] createEmptyArrayIfNull(byte[] array)

Returns the original array, or an empty array if it is null.

Parameters

array:byte[]: the specified array

Returns:byte[]

the original array, or an empty array if it is null

createEmptyArrayIfNull back to summary

createEmptyArrayIfNull	back to summary
public static int[] createEmptyArrayIfNull(int[] array) Returns the original array, or an empty array if it is `null`. Parameters array:int[] the specified array Returns:int[] the original array, or an empty array if it is `null`

public static int[] createEmptyArrayIfNull(int[] array)

Returns the original array, or an empty array if it is null.

Parameters

array:int[]: the specified array

Returns:int[]

the original array, or an empty array if it is null

createEmptyArrayIfNull back to summary

createEmptyArrayIfNull	back to summary
public static <T> T[] createEmptyArrayIfNull(final T[] array, final Class<T[]> type) Returns the original array, or an empty array if it is `null`. Parameters <T> the class type array:T[] the specified array type:Class<T[]> the type of the array Returns:T[] the original array, or an empty array if it is `null`

public static <T> T[] createEmptyArrayIfNull(final T[] array, final Class<T[]> type)

Returns the original array, or an empty array if it is null.

Parameters

<T>: the class type
array:T[]: the specified array
type:Class<T[]>: the type of the array

Returns:T[]

the original array, or an empty array if it is null

dPrint	back to summary
public static void dPrint(Supplier<String> msgGen)

isEmpty back to summary

isEmpty	back to summary
public static boolean isEmpty(final CharSequence cs) Checks if a CharSequence is empty ("") or null. Parameters cs:CharSequence the CharSequence to check, may be null Returns:boolean `true` if the CharSequence is empty or null

public static boolean isEmpty(final CharSequence cs)

Checks if a CharSequence is empty ("") or null.

Parameters

cs:CharSequence: the CharSequence to check, may be null

Returns:boolean

true if the CharSequence is empty or null

streamOfIfNonNull back to summary

streamOfIfNonNull	back to summary
public static <T> Stream<T> streamOfIfNonNull(final T... values) Returns the new stream created by `Stream.of(values)` or an empty sequential stream created by `Stream.empty()` if values is null. Parameters <T> the type of stream elements values:T[] the elements of the new stream Returns:Stream<T> the new stream created by `Stream.of(values)` or an empty sequential stream created by `Stream.empty()` if values is null. Annotations @SafeVarargs @SuppressWarnings:varargs

public static <T> Stream<T> streamOfIfNonNull(final T... values)

Returns the new stream created by Stream.of(values) or an empty sequential stream created by Stream.empty() if values is null.

Parameters

<T>: the type of stream elements
values:T[]: the elements of the new stream

Returns:Stream<T>

the new stream created by Stream.of(values) or an empty sequential stream created by Stream.empty() if values is null.

Annotations

@SafeVarargs
@SuppressWarnings:varargs

public Class Utils

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Field Detail

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Method Detail