## org.das2.qds.ConstantDataSet

efficient dataset that has no properties and one value. This can be used as a marker interface too, where the client can inspect the type and just get the valid value once. See also ReplicateDataSet and TagGenDataSet

## ConstantDataSet( int len, double value )

create a rank 1 dataset of the given length.

## capability

capability( java.lang.Class clazz ) → Object

### Parameters

clazz - a java.lang.Class

### Returns:

java.lang.Object
[search for examples] [view on GitHub] [view on old javadoc] [view source]

## create

create( double value, int[] qube ) → org.das2.qds.ConstantDataSet

create a constant dataset with the value and having the dimensions given in qube.

### Parameters

value - the value for the dataset.
qube - number of elements in each dimension

### Returns:

the dataset.
[search for examples] [view on GitHub] [view on old javadoc] [view source]

## length

length( ) → int

### Returns:

int
[search for examples] [view on GitHub] [view on old javadoc] [view source]
length( int i ) → int [view source]
length( int i, int j ) → int [view source]
length( int i, int j, int k ) → int [view source]

## property

property( String name ) → Object

### Parameters

name - a String

### Returns:

java.lang.Object
[search for examples] [view on GitHub] [view on old javadoc] [view source]
property( String name, int i ) → Object [view source]

## rank

rank( ) → int

### Returns:

int
[search for examples] [view on GitHub] [view on old javadoc] [view source]

## slice

slice( int i ) → QDataSet

### Parameters

i - an int

### Returns:

org.das2.qds.QDataSet
[search for examples] [view on GitHub] [view on old javadoc] [view source]

## svalue

svalue( ) → String

### Returns:

java.lang.String
[search for examples] [view on GitHub] [view on old javadoc] [view source]

## trim

trim( int start, int end ) → QDataSet

### Parameters

start - an int
end - an int

### Returns:

org.das2.qds.QDataSet
[search for examples] [view on GitHub] [view on old javadoc] [view source]

## value

value( ) → double

### Returns:

double
[search for examples] [view on GitHub] [view on old javadoc] [view source]
value( int i0 ) → double [view source]
value( int i0, int i1 ) → double [view source]
value( int i0, int i1, int i2 ) → double [view source]
value( int i0, int i1, int i2, int i3 ) → double [view source]