TopicService (Apache Unomi :: Root Project 2.5.0-SNAPSHOT API)

All Known Implementing Classes:

TopicServiceImpl
```
public interface TopicService
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`delete(String topicId)`	Removes the topic identified by the specified identifier.
`Topic`	`load(String topicId)`	Retrieves the topic identified by the specified identifier.
`Topic`	`save(Topic topic)`	Saves the specified topic in the context server.
`PartialList<Topic>`	`search(Query query)`	Retrieves topic matching the specified query.

- Method Detail
  - load
```
Topic load(String topicId)
```
    Retrieves the topic identified by the specified identifier.
    
    Parameters:
    
    topicId - the identifier of the topic to retrieve
    
    Returns:
    
    the topic identified by the specified identifier or null if no such topic exists
  - save
```
Topic save(Topic topic)
```
    Saves the specified topic in the context server.
    
    Parameters:
    
    topic - the topic to be saved
    
    Returns:
    
    the newly saved topic if the creation or update was successful, null otherwise
  - search
```
PartialList<Topic> search(Query query)
```
    Retrieves topic matching the specified query.
    
    Parameters:
    
    query - a Query specifying which elements to retrieve
    
    Returns:
    
    a PartialList of Topic metadata
  - delete
```
boolean delete(String topicId)
```
    Removes the topic identified by the specified identifier.
    
    Parameters:
    
    topicId - the identifier of the profile or persona to delete
    
    Returns:
    
    true if the deletion was successful, false otherwise