Package org.queryman.builder.utils

Class ArrayUtils

java.lang.Object

org.queryman.builder.utils.ArrayUtils

public class ArrayUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
ArrayUtils()

Method Summary

Modifier and Type	Method	Description
static <T> boolean	inArray(T needle, T[] arr)
static <T> Expression[]	toExpressions(java.util.function.Function<T,Expression> func, T... values)
static <T> Expression[]	toExpressions(T... values)	Convert list of object to list of ColumnReferenceExpression.
static byte[]	toPrimitive(java.lang.Byte[] bytes)	Wrapping a Byte array to bytes[].
static java.lang.Byte[]	toWrapper(byte[] bytes)	Wrapping a bytes[] to Byte array.
static java.lang.Double[]	toWrapper(double[] arr)	Wrapping a double[] to Double array.
static java.lang.Float[]	toWrapper(float[] arr)	Wrapping a float[] to Float array.
static java.lang.Integer[]	toWrapper(int[] arr)	Wrapping a integer[] to Integer array.
static java.lang.Long[]	toWrapper(long[] arr)	Wrapping a long[] to Long array.
static java.lang.Short[]	toWrapper(short[] arr)	Wrapping a short[] to Short array.

Methods inherited from class java.lang.Object

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

Constructor Detail

ArrayUtils

public ArrayUtils()

Method Detail

inArray

public static <T> boolean inArray(T needle,
                                  T[] arr)

toPrimitive

public static byte[] toPrimitive(java.lang.Byte[] bytes)

Wrapping a Byte array to bytes[].

toWrapper

public static java.lang.Byte[] toWrapper(byte[] bytes)

Wrapping a bytes[] to Byte array.

toWrapper

public static java.lang.Float[] toWrapper(float[] arr)

Wrapping a float[] to Float array.

toWrapper

public static java.lang.Short[] toWrapper(short[] arr)

Wrapping a short[] to Short array.

toWrapper

public static java.lang.Integer[] toWrapper(int[] arr)

Wrapping a integer[] to Integer array.

toWrapper

public static java.lang.Long[] toWrapper(long[] arr)

Wrapping a long[] to Long array.

toWrapper

public static java.lang.Double[] toWrapper(double[] arr)

Wrapping a double[] to Double array.

toExpressions

@SafeVarargs
public static <T> Expression[] toExpressions(T... values)

Convert list of object to list of ColumnReferenceExpression.

Parameters:

values - list of names

Returns:

array of column reference expressions

toExpressions

@SafeVarargs
public static <T> Expression[] toExpressions(java.util.function.Function<T,Expression> func,
                                             T... values)

Parameters:

func - functional interface to convert values to appropriate expression.

values - list of values

Returns:

array of expressions