cern.colt.matrix.io
Class VectorInfo

java.lang.Object
  cern.colt.matrix.io.VectorInfo

public class VectorInfo
extends Object

Contains information on a vector in a variant of the Matrix Market exchange format

Nested Class Summary

static class

VectorInfo.VectorField What kind of numbers are stored

Constructor Summary

VectorInfo(boolean sparse, VectorInfo.VectorField field)
Creates a specific type

Method Summary

boolean	isArray() Returns true if the vector is in array format, else false
boolean	isComplex() Returns true if the vector stores complex numbers, else false
boolean	isCoordinate() Returns true if the vector is in coordinate format, else false
boolean	isDense() Returns true if the vector is in array format, else false
boolean	isInteger() Returns true if the vector stores integers, else false
boolean	isPattern() Returns true if the vector does not store any numbers, else false
boolean	isReal() Returns true if the vector stores real numbers, else false
boolean	isSparse() Returns true if the vector is in coordinate format, else false
String	toString() Returns a string representation of the specifier.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

VectorInfo

public VectorInfo(boolean sparse,
                  VectorInfo.VectorField field)

Creates a specific type

Parameters:

sparse - True for sparse vectors, else false

field - Type of data stored

Method Detail

isSparse

public boolean isSparse()

Returns true if the vector is in coordinate format, else false

isCoordinate

public boolean isCoordinate()

Returns true if the vector is in coordinate format, else false

isDense

public boolean isDense()

Returns true if the vector is in array format, else false

isArray

public boolean isArray()

Returns true if the vector is in array format, else false

isReal

public boolean isReal()

Returns true if the vector stores real numbers, else false

isInteger

public boolean isInteger()

Returns true if the vector stores integers, else false

isComplex

public boolean isComplex()

Returns true if the vector stores complex numbers, else false

isPattern

public boolean isPattern()

Returns true if the vector does not store any numbers, else false

toString

public String toString()

Returns a string representation of the specifier. Can be used to provide a header for writing to a file. It is a two-line output, which can look like this:

      %%MatrixMarket vector coordinate real
 

Overrides:

toString in class Object