| java.lang.Object | |
| ↳ | java.lang.reflect.Array |
Provides static methods to create and access arrays dynamically.
| Public Methods | |||||||||||
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Returns the element of the array at the specified index.
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Returns the boolean at the given index in the given boolean array.
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Returns the byte at the given index in the given byte array.
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Returns the char at the given index in the given char array.
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Returns the double at the given index in the given array.
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Returns the float at the given index in the given array.
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Returns the int at the given index in the given array.
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Returns the length of the array.
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Returns the long at the given index in the given array.
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Returns the short at the given index in the given array.
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Returns a new array of the specified component type and length.
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Returns a new multidimensional array of the specified component type and
dimensions.
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Sets the element of the array at the specified index to the value.
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Sets
array[index] = value.
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Sets
array[index] = value.
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Sets
array[index] = value.
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Sets
array[index] = value.
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Sets
array[index] = value.
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Sets
array[index] = value.
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Sets
array[index] = value.
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Sets
array[index] = value.
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[Expand]
Inherited Methods | |||||||||||
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From class
java.lang.Object
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Returns the element of the array at the specified index. Equivalent to array[index].
If the array component is a primitive type, the result is automatically boxed.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
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Returns the boolean at the given index in the given boolean array.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the element at the
index position can not be converted to the return type |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
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Returns the byte at the given index in the given byte array.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the element at the
index position can not be converted to the return type |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Returns the char at the given index in the given char array.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the element at the
index position can not be converted to the return type |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Returns the double at the given index in the given array. Applies to byte, char, float, double, int, long, and short arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the element at the
index position can not be converted to the return type |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Returns the float at the given index in the given array. Applies to byte, char, float, int, long, and short arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the element at the
index position can not be converted to the return type |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Returns the int at the given index in the given array. Applies to byte, char, int, and short arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the element at the
index position can not be converted to the return type |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
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Returns the length of the array. Equivalent to array.length.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array
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Returns the long at the given index in the given array. Applies to byte, char, int, long, and short arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the element at the
index position can not be converted to the return type |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Returns the short at the given index in the given array. Applies to byte and short arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the element at the
index position can not be converted to the return type |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Returns a new array of the specified component type and length.
Equivalent to new componentType[size].
| NullPointerException | if the component type is null |
|---|---|
| NegativeArraySizeException | if size < 0
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Returns a new multidimensional array of the specified component type and
dimensions. Equivalent to new componentType[d0][d1]...[dn] for a
dimensions array of { d0, d1, ... , dn }.
| NullPointerException | if array == null |
|---|---|
| NegativeArraySizeException | if any of the dimensions are negative |
| IllegalArgumentException | if the array of dimensions is of size zero, or exceeds the limit of the number of dimension for an array (currently 255) |
Sets the element of the array at the specified index to the value.
Equivalent to array[index] = value. If the array
component is a primitive type, the value is automatically unboxed.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
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Sets array[index] = value. Applies to boolean arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if the array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Sets array[index] = value. Applies to byte, double, float, int, long, and short arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if the array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Sets array[index] = value. Applies to char, double, float, int, and long arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if the array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Sets array[index] = value. Applies to double arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if the array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Sets array[index] = value. Applies to double and float arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if the array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Sets array[index] = value. Applies to double, float, int, and long arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if the array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Sets array[index] = value. Applies to double, float, and long arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if the array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
|
Sets array[index] = value. Applies to double, float, int, long, and short arrays.
| NullPointerException | if array == null |
|---|---|
| IllegalArgumentException | if the array is not an array or the value cannot be
converted to the array type by a widening conversion |
| ArrayIndexOutOfBoundsException | if index < 0 || index >= array.length
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