TopicCommand.main(options); String message =byteStream.toString(); List<String> ls = new ArrayList<String>(); String[]ss = message.split("\n"); ls =Arrays.asList(ss); // Restore old streamSystem.setOut(oldStream); for(int i=0;i<ss.length;i++){//循环遍历转换后的list中的topic System.out.println(ls.get(i)); }...
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val offset = ZkUtils.readData(zkClient, topicDirs.consumerOffsetDir + "/%d".format(topicAndPartition.partition))._1.toLong offsetMap.put(topicAndPartition, offset) } catch { case z: ZkNoNodeException => if(ZkUtils.pathExists(zkClient,topicDirs.consumerOffsetDir)) offsetMap.put(topicAndPartit...
19. Collection 和 Collections 有什么区别? Collection 是一个集合接口,它提供了对集合对象进行基本操作的通用接口方法,所有集合都是它的子类,比如 List、Set 等。 Collections 是一个包装类,包含了很多静态方法,不能被实例化,就像一个工具类,比如提供的排序方法:Collections. sort(list)。 20. List、Set、Map 之...
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fetchAllTopicConfigs(zkUtils)) .asJava(); for (Entry<String, Properties> entry : topics.entrySet()) { String key = entry.getKey(); Object value = entry.getValue(); System.out.println(key + ":" + value); } zkUtils.close(); } } 或者直接使用kafka的api 代码语言:javascript 代码运行...
getClass, notify, notifyAll, wait, wait, waitConstructor Detail ListTopicRefreshSchedulesResult public ListTopicRefreshSchedulesResult() Method Detail setTopicId public void setTopicId(String topicId) The ID for the topic that you want to describe. This ID is unique per Amaz...
importorg.apache.kafka.common.security.JaasUtils;importscala.collection.JavaConversions;importjava.util.List;importjava.util.Map;importjava.util.Properties;publicclassKafkaTopic {publicstaticvoidmain(String[] args) {//createTopic();//deleteTopic();//listAllTopic();//getTopic();listTopicAllConfig()...
getClass, notify, notifyAll, wait, wait, waitConstructor Detail TopicRuleListItem public TopicRuleListItem() Method Detail setRuleArn public void setRuleArn(String ruleArn) The rule ARN. Parameters: ruleArn - The rule ARN. getRuleArn public String getRuleArn() The rule ARN. Returns: The...
If the given provider is installed at the requested position, the provider formerly at that position and all providers with a position greater than position are shifted up one position (towards the end of the list). This method returns the preference position in which the Provider was added, ...