ReferenceMetadata (Nessie - Model 0.15.0 API)

All Known Implementing Classes:

ImmutableReferenceMetadata
```
@Immutable
public interface ReferenceMetadata
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`CommitMeta`	`commitMetaOfHEAD()`
`String`	`commonAncestorHash()`
`Integer`	`numCommitsAhead()`
`Integer`	`numCommitsBehind()`
`Long`	`numTotalCommits()`

Method Detail

numCommitsAhead
```
@Nullable
Integer numCommitsAhead()
```

numCommitsBehind
```
@Nullable
Integer numCommitsBehind()
```

commitMetaOfHEAD

@Nullable
CommitMeta commitMetaOfHEAD()

commonAncestorHash
```
@Nullable
String commonAncestorHash()
```

numTotalCommits
```
@Nullable
Long numTotalCommits()
```