VerticalExtent (Geotools modules 30-SNAPSHOT API)

All Known Implementing Classes:

VerticalExtentImpl
```
@UML(identifier="EX_VerticalExtent",
     specification=ISO_19115)
public interface VerticalExtent
```
Vertical domain of dataset.

Since:

GeoAPI 1.0

Author:

Martin Desruisseaux (IRD), Cory Horner (Refractions Research)

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Double`	`getMaximumValue()`	Returns the highest vertical extent contained in the dataset.
`Double`	`getMinimumValue()`	Returns the lowest vertical extent contained in the dataset.
`VerticalCRS`	`getVerticalCRS()`	Provides information about the vertical coordinate reference system to which the maximum and minimum elevation values are measured.

- Method Detail
  - getMinimumValue
```
@UML(identifier="minimumValue",
     obligation=MANDATORY,
     specification=ISO_19115)
Double getMinimumValue()
```
    Returns the lowest vertical extent contained in the dataset.
    
    Returns:
    
    Double mandatory for valid content, may be null for an invalid document.
  - getMaximumValue
```
@UML(identifier="maximumValue",
     obligation=MANDATORY,
     specification=ISO_19115)
Double getMaximumValue()
```
    Returns the highest vertical extent contained in the dataset.
    
    Returns:
    
    Double mandatory for valid content, may be null for an invalid document.
  - getVerticalCRS
```
@UML(identifier="verticalCRS",
     obligation=MANDATORY,
     specification=ISO_19115)
VerticalCRS getVerticalCRS()
```
    Provides information about the vertical coordinate reference system to which the maximum and minimum elevation values are measured. The CRS identification includes unit of measure.
    
    Returns:
    
    The vertical CRS.
    
    Since:
    
    GeoAPI 2.1