HalDifference (HAL Comparison 1.0.1-SNAPSHOT API)

```
@ProviderType
public interface HalDifference
```
Represents a single difference detected by the HalComparison when comparing two trees of HalResources.
Some examples of changes that are represented by a HalDifference instance:
- a JSON property in the resource state was added, removed or modified
- a link was added or removed
- an embedded resource was added or removed
- the order of links or embedded resource has changed

Nested Class Summary

Nested Classes
Modifier and Type	Interface	Description
`static class`	`HalDifference.ChangeType`	defines the different types of modifications that can be detected
`static class`	`HalDifference.EntityType`	defines the different kind of HAL/JSON elements that are compared

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`com.fasterxml.jackson.databind.JsonNode`	`getActualJson()`
`HalDifference.ChangeType`	`getChangeType()`
`String`	`getDescription()`
`HalDifference.EntityType`	`getEntityType()`
`com.fasterxml.jackson.databind.JsonNode`	`getExpectedJson()`
`HalComparisonContext`	`getHalContext()`	Describes the "relational" location of the resource (or property) that was reported to be different.

- Method Detail
  - getHalContext
```
HalComparisonContext getHalContext()
```
    Describes the "relational" location of the resource (or property) that was reported to be different.
    
    Returns:
    
    a HalComparisonContext that can be used to group or filter the results based on their relations and context
  - getChangeType
```
HalDifference.ChangeType getChangeType()
```
    Returns:
    
    what kind of modification was detected
  - getEntityType
```
HalDifference.EntityType getEntityType()
```
    Returns:
    
    what kind of HAL/JSON element was found to be different
  - getDescription
```
String getDescription()
```
    Returns:
    
    a text that describes why the difference was reported
  - getExpectedJson
```
com.fasterxml.jackson.databind.JsonNode getExpectedJson()
```
    Returns:
    
    a formatted JSON string of the resource, link, property or state object that was expected (or an empty string if the value only exists in the actual resource)
  - getActualJson
```
com.fasterxml.jackson.databind.JsonNode getActualJson()
```
    Returns:
    
    a formatted JSON string of the resource, link, property or state object that was actually found (or an empty string if the value only exists in the expected resource)