ArbitraryRankComparator (JasperReports Javadoc 7.0.0 API)

java.lang.Object
- net.sf.jasperreports.crosstabs.fill.calculation.ArbitraryRankComparator

All Implemented Interfaces:

Comparator<Object>
```
public class ArbitraryRankComparator
extends Object
implements Comparator<Object>
```
A comparator that assigns arbitrary ranks to objects and uses the ranks to impose an arbitrary order on them.

Author:

Lucian Chirita (lucianc@users.sourceforge.net)

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  static String EXCEPTION_MESSAGE_KEY_FOUND_OBJECTS_WITH_SAME_RANK
  
  static String EXCEPTION_MESSAGE_KEY_RANK_COMPARATOR_OVERFLOW
- Constructor Summary
  
  Constructors
  Constructor Description
  
  ArbitraryRankComparator()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  int compare(Object o1, Object o2)
  
  protected long rank(Object o)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  - Methods inherited from interface java.util.Comparator
    equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Detail
- EXCEPTION_MESSAGE_KEY_FOUND_OBJECTS_WITH_SAME_RANK
```
public static final String EXCEPTION_MESSAGE_KEY_FOUND_OBJECTS_WITH_SAME_RANK
```
  See Also:
  
  Constant Field Values
- EXCEPTION_MESSAGE_KEY_RANK_COMPARATOR_OVERFLOW
```
public static final String EXCEPTION_MESSAGE_KEY_RANK_COMPARATOR_OVERFLOW
```
  See Also:
  
  Constant Field Values

Constructor Detail
- ArbitraryRankComparator
```
public ArbitraryRankComparator()
```

Method Detail

compare

public int compare(Object o1,
                   Object o2)

Specified by:: compare in interface Comparator<Object>

rank
```
protected long rank(Object o)
```