Pair

java.lang.Object
- ptolemy.domains.metroII.kernel.Pair<F,S>

```
public class Pair<F,S>
extends java.lang.Object
```
Pair is a container for a pair of values, which may be of different types (F and S). The individual values can be accessed through its public methods.

Since:

Ptolemy II 11.0

Version:

$Id$

Author:

Liangpeng Guo

Pt.AcceptedRating:

Red (glp)

Pt.ProposedRating:

Red (glp)

Constructor Summary

Constructors
Constructor Description

Pair(F first, S second)
Constructs a Pair with two values.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`F`	`getFirst()`	Gets the first element.
`S`	`getSecond()`	Gets the second element.
`void`	`setFirst(F first)`	Sets the first element.
`void`	`setSecond(S second)`	Sets the second element.
`java.lang.String`	`toString()`	Converts to a string.

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

- Constructor Detail
  - Pair
```
public Pair(F first,
            S second)
```
    Constructs a Pair with two values.
    
    Parameters:
    
    first - First value
    
    second - Second value
- Method Detail
  - setFirst
```
public void setFirst(F first)
```
    Sets the first element.
    
    Parameters:
    
    first - Value to be assigned to the first element.
    
    See Also:
    
    getFirst()
  - setSecond
```
public void setSecond(S second)
```
    Sets the second element.
    
    Parameters:
    
    second - Value to be assigned to the second element.
    
    See Also:
    
    getSecond()
  - toString
```
public java.lang.String toString()
```
    Converts to a string.
    
    Overrides:
    
    toString in class java.lang.Object
  - getFirst
```
public F getFirst()
```
    Gets the first element.
    
    Returns:
    
    The first element in the pair.
    
    See Also:
    
    setFirst(F)
  - getSecond
```
public S getSecond()
```
    Gets the second element.
    
    Returns:
    
    The second element in the pair.
    
    See Also:
    
    setSecond(S)