java.lang.Object
- adams.gui.visualization.instance.InstanceComparePanel.DatasetIndexer

All Implemented Interfaces:

Serializable

Enclosing class:

InstanceComparePanel
```
public static class InstanceComparePanel.DatasetIndexer
extends Object
implements Serializable
```
Helper class for indexing the rows of a dataset.

Author:

fracpete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields
Modifier and Type	Field	Description
`protected adams.core.Index`	`m_AttributeIndex`	the attribute to index.
`protected weka.core.Instances`	`m_Dataset`	the underlying dataset.
`protected TreeMap<String,Integer>`	`m_Index`	the index.
`protected Boolean`	`m_IsString`	whether the attribute is numeric or string/nominal.
`protected adams.core.Range`	`m_Range`	the range of attributes to use.
`protected weka.filters.unsupervised.attribute.Remove`	`m_Remove`	the remove filter for trimming the range of attributes to return.
`static int`	`MAX_DECIMAL`	the maximum number of decimals after the decimal point to use.

Constructor Summary

Constructors
Constructor Description

DatasetIndexer()
Initializes the indexer.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`getAttributeIndex()`	Returns the index of the attribute to use for indexing.
`weka.core.Instances`	`getDataset()`	Returns the dataset to index.
`TreeMap<String,Integer>`	`getIndex()`	Returns the index, generates it if necessary.
`String`	`getRange()`	Returns the range of attributes to use.
`Instance`	`getRow(String row)`	Returns the Instance for the row.
`List<String>`	`getRows()`	Returns a list of row IDs.
`boolean`	`hasAttributeIndex()`	Checks whether an attribute index has been set.
`protected void`	`initialize()`	Initializes the indexer, if necessary.
`boolean`	`isString()`	Returns whether the sort index is nominal/string or numeric.
`protected void`	`reset()`	Invalidates the indexer.
`void`	`setAttributeIndex(String value)`	Sets the index of the attribute to use for indexing.
`void`	`setDataset(weka.core.Instances value)`	Sets the dataset to index.
`void`	`setRange(String value)`	Sets the range of attributes to use.

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

- Field Detail
  - MAX_DECIMAL
```
public static final int MAX_DECIMAL
```
    the maximum number of decimals after the decimal point to use.
    
    See Also:
    
    Constant Field Values
  - m_Dataset
```
protected weka.core.Instances m_Dataset
```
    the underlying dataset.
  - m_AttributeIndex
```
protected adams.core.Index m_AttributeIndex
```
    the attribute to index.
  - m_Range
```
protected adams.core.Range m_Range
```
    the range of attributes to use.
  - m_Index
```
protected TreeMap<String,Integer> m_Index
```
    the index.
  - m_IsString
```
protected Boolean m_IsString
```
    whether the attribute is numeric or string/nominal.
  - m_Remove
```
protected weka.filters.unsupervised.attribute.Remove m_Remove
```
    the remove filter for trimming the range of attributes to return.
- Constructor Detail
  - DatasetIndexer
```
public DatasetIndexer()
```
    Initializes the indexer.
- Method Detail
  - reset
```
protected void reset()
```
    Invalidates the indexer.
  - setDataset
```
public void setDataset(weka.core.Instances value)
```
    Sets the dataset to index.
    
    Parameters:
    
    value - the dataset
  - getDataset
```
public weka.core.Instances getDataset()
```
    Returns the dataset to index.
    
    Returns:
    
    the dataset
  - hasAttributeIndex
```
public boolean hasAttributeIndex()
```
    Checks whether an attribute index has been set.
    
    Returns:
    
    true if an attribute index has been set
  - setAttributeIndex
```
public void setAttributeIndex(String value)
```
    Sets the index of the attribute to use for indexing.
    
    Parameters:
    
    value - the index
  - getAttributeIndex
```
public String getAttributeIndex()
```
    Returns the index of the attribute to use for indexing.
    
    Returns:
    
    the index
  - setRange
```
public void setRange(String value)
```
    Sets the range of attributes to use.
    
    Parameters:
    
    value - the range
  - getRange
```
public String getRange()
```
    Returns the range of attributes to use.
    
    Returns:
    
    the range
  - initialize
```
protected void initialize()
```
    Initializes the indexer, if necessary.
  - isString
```
public boolean isString()
```
    Returns whether the sort index is nominal/string or numeric.
    
    Returns:
    
    true if string/nominal
  - getIndex
```
public TreeMap<String,Integer> getIndex()
```
    Returns the index, generates it if necessary.
    
    Returns:
    
    the generated index
  - getRows
```
public List<String> getRows()
```
    Returns a list of row IDs.
    
    Returns:
    
    the available IDs
  - getRow
```
public Instance getRow(String row)
```
    Returns the Instance for the row.
    
    Parameters:
    
    row - the row to retrieve
    
    Returns:
    
    the row or null if not found or failed to filter

Class InstanceComparePanel.DatasetIndexer

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

MAX_DECIMAL

m_Dataset

m_AttributeIndex

m_Range

m_Index

m_IsString

m_Remove

Constructor Detail

DatasetIndexer

Method Detail

reset

setDataset

getDataset

hasAttributeIndex

setAttributeIndex

getAttributeIndex

setRange

getRange

initialize

isString

getIndex

getRows

getRow