ArrayBuilder (Apache Commons JEXL 3.1 API)

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org.apache.commons.jexl3.internal
Class ArrayBuilder

java.lang.Object
  org.apache.commons.jexl3.internal.ArrayBuilder

All Implemented Interfaces:: JexlArithmetic.ArrayBuilder

public class ArrayBuilder
extends Object
implements JexlArithmetic.ArrayBuilder
extends Object
implements JexlArithmetic.ArrayBuilder

Helper class to create typed arrays.

Field Summary
`protected int`	`added` Number of added items.
`protected Class<?>`	`commonClass` The intended class array.
`protected boolean`	`isNumber` Whether the array stores numbers.
`protected boolean`	`unboxing` Whether we can try unboxing.
`protected Object[]`	`untyped` The untyped list of items being added.

Constructor Summary
`ArrayBuilder(int size)` Creates a new builder.

Method Summary
`void`	`add(Object value)` Adds a literal to the array.
`Object`	`create(boolean extended)` Creates the actual "array" instance.
`protected static Class<?>`	`unboxingClass(Class<?> parm)` Gets the primitive type of a given class (when it exists).

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

commonClass

protected Class<?> commonClass

The intended class array.

isNumber

protected boolean isNumber

Whether the array stores numbers.

unboxing

protected boolean unboxing

Whether we can try unboxing.

untyped

protected final Object[] untyped

The untyped list of items being added.

added

protected int added

Number of added items.

Constructor Detail

ArrayBuilder

public ArrayBuilder(int size)

Creates a new builder.

Parameters:: size - the exact array size

Method Detail

unboxingClass

protected static Class<?> unboxingClass(Class<?> parm)

Gets the primitive type of a given class (when it exists).

Parameters:: parm - a class
Returns:: the primitive type or null it the argument is not unboxable

add

public void add(Object value)

Description copied from interface: JexlArithmetic.ArrayBuilder

Adds a literal to the array.

Specified by:: add in interface JexlArithmetic.ArrayBuilder

Parameters:: value - the item to add

create

public Object create(boolean extended)