Package org.apache.gravitino.messaging

Interface TopicChange

All Known Implementing Classes:

TopicChange.RemoveProperty, TopicChange.SetProperty, TopicChange.UpdateTopicComment

@Evolving
public interface TopicChange

A topic change is a change to a topic. It can be used to update the comment of a topic, set a property and value pair for a topic, or remove a property from a topic in the catalog.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final class	TopicChange.RemoveProperty	A topic change to remove a property from the topic.
static final class	TopicChange.SetProperty	A topic change to set or update the property and value for the topic.
static final class	TopicChange.UpdateTopicComment	A topic change to update the topic comment.

Method Summary

Static Methods

Modifier and Type	Method	Description
static TopicChange	removeProperty(String property)	Creates a new topic change to remove a property from the topic.
static TopicChange	setProperty(String property, String value)	Creates a new topic change to set or update the property and value for the topic.
static TopicChange	updateComment(String newComment)	Creates a new topic change to update the topic comment.

Method Details

updateComment

static TopicChange updateComment(String newComment)

Creates a new topic change to update the topic comment.

Parameters:

newComment - The new comment for the topic.

Returns:

The topic change.

setProperty

static TopicChange setProperty(String property,
 String value)

Creates a new topic change to set or update the property and value for the topic.

Parameters:

property - The property name to set.

value - The value to set the property to.

Returns:

The topic change.

removeProperty

static TopicChange removeProperty(String property)

Creates a new topic change to remove a property from the topic.

Parameters:

property - The property name to remove.

Returns:

The topic change.