com.jmatio.types

Class MLNumericArray<T extends java.lang.Number>

java.lang.Object

com.jmatio.types.MLArray

com.jmatio.types.MLNumericArray<T>

Type Parameters:

T -

All Implemented Interfaces:

ByteStorageSupport<T>

Direct Known Subclasses:

MLDouble, MLInt16, MLInt32, MLInt64, MLInt8, MLSingle, MLSparse, MLUInt64, MLUInt8

public abstract class MLNumericArray<T extends java.lang.Number>
extends MLArray
implements ByteStorageSupport<T>

Field Summary

Fields

Modifier and Type	Field and Description
private byte[]	bytes The buffer for creating Number from bytes
private java.nio.ByteBuffer	imaginary
private java.nio.ByteBuffer	real

Fields inherited from class com.jmatio.types.MLArray

attributes, dims, mtFLAG_COMPLEX, mtFLAG_GLOBAL, mtFLAG_LOGICAL, mtFLAG_TYPE, mxCELL_CLASS, mxCHAR_CLASS, mxDOUBLE_CLASS, mxFUNCTION_CLASS, mxINT16_CLASS, mxINT32_CLASS, mxINT64_CLASS, mxINT8_CLASS, mxOBJECT_CLASS, mxOPAQUE_CLASS, mxSINGLE_CLASS, mxSPARSE_CLASS, mxSTRUCT_CLASS, mxUINT16_CLASS, mxUINT32_CLASS, mxUINT64_CLASS, mxUINT8_CLASS, mxUNKNOWN_CLASS, name, type

Constructor Summary

Constructors

Constructor and Description
MLNumericArray(java.lang.String name, int[] dims, int type, int attributes) Normally this constructor is used only by MatFileReader and MatFileWriter
MLNumericArray(java.lang.String name, int type, T[] vals, int m) Jama [math.nist.gov] style: construct a 2D real matrix from a one-dimensional packed array

Method Summary

Modifier and Type	Method and Description
protected void	allocate()
java.lang.String	contentToString()
private static boolean	directByteBufferEquals(java.nio.ByteBuffer buffa, java.nio.ByteBuffer buffb) Equals implementation for direct ByteBuffer
void	dispose()
boolean	equals(java.lang.Object o)
protected T	get(java.nio.ByteBuffer buffer, int index)
T	get(int index)
T	get(int m, int n) Does the same as getReal.
private int	getByteOffset(int index)
T	getImaginary(int index)
T	getImaginary(int m, int n) Gets single imaginary array element of A(m,n).
java.nio.ByteBuffer	getImaginaryByteBuffer()
T	getReal(int index)
T	getReal(int m, int n) Gets single real array element of A(m,n).
java.nio.ByteBuffer	getRealByteBuffer()
void	putImaginaryByteBuffer(java.nio.ByteBuffer buff)
void	putRealByteBuffer(java.nio.ByteBuffer buff)
protected void	set(java.nio.ByteBuffer buffer, T value, int index)
void	set(T[] vector)
void	set(T value, int index) Does the same as setReal.
void	set(T value, int m, int n) Does the same as setReal.
void	setImaginary(T value, int index) Sets single real array element.
void	setImaginary(T value, int m, int n) Sets single imaginary array element.
void	setReal(T[] vector) Sets real part of matrix
void	setReal(T value, int index) Sets single real array element.
void	setReal(T value, int m, int n) Sets single real array element.

Methods inherited from class com.jmatio.types.MLArray

getDimensions, getFlags, getIndex, getM, getN, getName, getNameToByteArray, getNDimensions, getSize, getType, isCell, isChar, isComplex, isDouble, isEmpty, isFunctionObject, isInt16, isInt32, isInt64, isInt8, isLogical, isObject, isOpaque, isSingle, isSparse, isStruct, isUint16, isUint32, isUint64, isUint8, isUnknown, toString, typeToString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.jmatio.types.ByteStorageSupport

buldFromBytes, getByteArray, getBytesAllocated, getStorageClazz

Field Detail

real

private java.nio.ByteBuffer real

imaginary

private java.nio.ByteBuffer imaginary

bytes

private byte[] bytes

The buffer for creating Number from bytes

Constructor Detail

MLNumericArray

public MLNumericArray(java.lang.String name,
                      int[] dims,
                      int type,
                      int attributes)

Normally this constructor is used only by MatFileReader and MatFileWriter

Parameters:

name - - array name

dims - - array dimensions

type - - array type

attributes - - array flags

MLNumericArray

public MLNumericArray(java.lang.String name,
                      int type,
                      T[] vals,
                      int m)

Jama [math.nist.gov] style: construct a 2D real matrix from a one-dimensional packed array

Parameters:

name - - array name

type - - array type

vals - - One-dimensional array of doubles, packed by columns (ala Fortran).

m - - Number of rows

Method Detail

allocate

protected void allocate()

getReal

public T getReal(int m,
                 int n)

Gets single real array element of A(m,n).

Parameters:

m - - row index

n - - column index

Returns:

- array element

getReal

public T getReal(int index)

Parameters:

index -

Returns:

setReal

public void setReal(T value,
                    int m,
                    int n)

Sets single real array element.

Parameters:

value - - element value

m - - row index

n - - column index

setReal

public void setReal(T value,
                    int index)

Sets single real array element.

Parameters:

value - - element value

index - - column-packed vector index

setReal

public void setReal(T[] vector)

Sets real part of matrix

Parameters:

vector - - column-packed vector of elements

setImaginary

public void setImaginary(T value,
                         int m,
                         int n)

Sets single imaginary array element.

Parameters:

value - - element value

m - - row index

n - - column index

setImaginary

public void setImaginary(T value,
                         int index)

Sets single real array element.

Parameters:

value - - element value

index - - column-packed vector index

getImaginary

public T getImaginary(int m,
                      int n)

Gets single imaginary array element of A(m,n).

Parameters:

m - - row index

n - - column index

Returns:

- array element

getImaginary

public T getImaginary(int index)

Parameters:

index -

Returns:

set

public void set(T value,
                int m,
                int n)

Does the same as setReal.

Parameters:

value - - element value

m - - row index

n - - column index

set

public void set(T value,
                int index)

Does the same as setReal.

Parameters:

value - - element value

index - - column-packed vector index

get

public T get(int m,
             int n)

Does the same as getReal.

Parameters:

m - - row index

n - - column index

Returns:

- array element

get

public T get(int index)

Parameters:

index -

Returns:

set

public void set(T[] vector)

Parameters:

vector -

getByteOffset

private int getByteOffset(int index)

get

protected T get(java.nio.ByteBuffer buffer,
                int index)

set

protected void set(java.nio.ByteBuffer buffer,
                   T value,
                   int index)

putImaginaryByteBuffer

public void putImaginaryByteBuffer(java.nio.ByteBuffer buff)

getImaginaryByteBuffer

public java.nio.ByteBuffer getImaginaryByteBuffer()

putRealByteBuffer

public void putRealByteBuffer(java.nio.ByteBuffer buff)

getRealByteBuffer

public java.nio.ByteBuffer getRealByteBuffer()

contentToString

public java.lang.String contentToString()

Overrides:

contentToString in class MLArray

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

directByteBufferEquals

private static boolean directByteBufferEquals(java.nio.ByteBuffer buffa,
                                              java.nio.ByteBuffer buffb)

Equals implementation for direct ByteBuffer

Parameters:

buffa - the source buffer to be compared

buffb - the destination buffer to be compared

Returns:

true if buffers are equal in terms of content

dispose

public void dispose()

Overrides:

dispose in class MLArray