MetadataCacheManager (JoyQueue-Client-Core 4.2.2 API)

```
public class MetadataCacheManager
extends Object
```
MetadataCacheManager author: gaohaoxiang date: 2018/12/12

构造器
构造器和说明
`MetadataCacheManager(NameServerConfig config)`

所有方法实例方法具体方法
限定符和类型	方法和说明
`protected ConcurrentMap<String,TopicMetadataHolder>`	`getTopicMap(String app)`
`TopicMetadataHolder`	`getTopicMetadata(String topic, String app)`
`List<String>`	`getTopics(String app)`
`protected TopicMetadataHolder`	`newTopicMetadataHolder(String topic, TopicMetadata topicMetadata)`
`void`	`putTopicMetadata(Map<String,TopicMetadata> topicMetadata, String app)`
`void`	`putTopicMetadata(String topic, String app, TopicMetadata topicMetadata)`
`void`	`setTopicMetadata(Map<String,TopicMetadata> topicMetadata, String app)`

public MetadataCacheManager(NameServerConfig config)

public List<String> getTopics(String app)

public TopicMetadataHolder getTopicMetadata(String topic,
                                            String app)

public void putTopicMetadata(String topic,
                             String app,
                             TopicMetadata topicMetadata)

public void putTopicMetadata(Map<String,TopicMetadata> topicMetadata,
                             String app)

public void setTopicMetadata(Map<String,TopicMetadata> topicMetadata,
                             String app)

protected ConcurrentMap<String,TopicMetadataHolder> getTopicMap(String app)

protected TopicMetadataHolder newTopicMetadataHolder(String topic,
                                                     TopicMetadata topicMetadata)

类 MetadataCacheManager