AbstractDatum (JOSM)

java.lang.Object
- org.openstreetmap.josm.data.projection.datum.AbstractDatum

All Implemented Interfaces:

Datum

Direct Known Subclasses:

CentricDatum, NTV2Datum, NullDatum, SevenParameterDatum, ThreeParameterDatum
```
public abstract class AbstractDatum
extends java.lang.Object
implements Datum
```
Abstract base class for Datum implementations. Adds common fields and access methods.

Since:

4285

Field Summary

Fields
Modifier and Type Field Description

protected Ellipsoid ellps

protected java.lang.String name

protected java.lang.String proj4Id

Constructor Summary

Constructors
Modifier	Constructor	Description
`protected`	`AbstractDatum(java.lang.String name, java.lang.String proj4Id, Ellipsoid ellps)`	Constructs a new `AbstractDatum`.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Ellipsoid`	`getEllipsoid()`	Returns the ellipsoid associated with this datum.
`java.lang.String`	`getName()`	Returns a human readable name of this projection.
`java.lang.String`	`getProj4Id()`	Replies the Proj.4 identifier.

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

Methods inherited from interface org.openstreetmap.josm.data.projection.datum.Datum
fromWGS84, toWGS84

- Field Detail
  - name
```
protected java.lang.String name
```
  - proj4Id
```
protected java.lang.String proj4Id
```
  - ellps
```
protected Ellipsoid ellps
```
- Constructor Detail
  - AbstractDatum
```
protected AbstractDatum(java.lang.String name,
                        java.lang.String proj4Id,
                        Ellipsoid ellps)
```
    Constructs a new AbstractDatum.
    
    Parameters:
    
    name - The name
    
    proj4Id - The Proj4 identifier
    
    ellps - The ellipsoid
- Method Detail
  - getName
```
public java.lang.String getName()
```
    Description copied from interface: Datum
    
    Returns a human readable name of this projection.
    
    Specified by:
    
    getName in interface Datum
    
    Returns:
    
    a human readable name of this projection
  - getProj4Id
```
public java.lang.String getProj4Id()
```
    Description copied from interface: Datum
    
    Replies the Proj.4 identifier.
    
    Specified by:
    
    getProj4Id in interface Datum
    
    Returns:
    
    the Proj.4 identifier (as reported by cs2cs -ld) If no id exists, return null.
  - getEllipsoid
```
public Ellipsoid getEllipsoid()
```
    Description copied from interface: Datum
    
    Returns the ellipsoid associated with this datum.
    
    Specified by:
    
    getEllipsoid in interface Datum
    
    Returns:
    
    the ellipsoid associated with this datum