/**
* 获取运行在本作业服务器的被失效转移的序列号.
*
* @return 运行在本作业服务器的被失效转移的序列号
*/
public List<Integer> getLocalHostTakeOffItems() {
List<Integer> shardingItems = shardingService.getLocalHostShardingItems();
List<Integer> result = new ArrayList<>(shardingItems.size());
for (int each : shardingItems) {
if (jobNodeStorage.isJobNodeExisted(FailoverNode.getExecutionFailoverNode(each))) {
result.add(each);
}
}
return result;
}
/**
* 获取运行在本作业服务器的失效转移序列号.
*
* @return 运行在本作业服务器的失效转移序列号
*/
public List<Integer> getLocalHostFailoverItems() {
List<String> items = jobNodeStorage.getJobNodeChildrenKeys(ExecutionNode.ROOT);
List<Integer> result = new ArrayList<>(items.size());
String ip = localHostService.getIp();
for (String each : items) {
int item = Integer.parseInt(each);
String node = FailoverNode.getExecutionFailoverNode(item);
if (jobNodeStorage.isJobNodeExisted(node)
&& ip.equals(jobNodeStorage.getJobNodeDataDirectly(node))) {
result.add(item);
}
}
Collections.sort(result);
return result;
}
private boolean isFailoverAssigned(final Integer item) {
return jobNodeStorage.isJobNodeExisted(FailoverNode.getExecutionFailoverNode(item));
}
/**
* 设置失效的分片项标记.
*
* @param item 崩溃的作业项
*/
public void setCrashedFailoverFlag(final int item) {
if (!isFailoverAssigned(item)) {
jobNodeStorage.createJobNodeIfNeeded(FailoverNode.getItemsNode(item));
}
}
/** 删除作业失效转移信息. */
public void removeFailoverInfo() {
for (String each : jobNodeStorage.getJobNodeChildrenKeys(ExecutionNode.ROOT)) {
jobNodeStorage.removeJobNodeIfExisted(
FailoverNode.getExecutionFailoverNode(Integer.parseInt(each)));
}
}
/**
* 更新执行完毕失效转移的分片项状态.
*
* @param items 执行完毕失效转移的分片项列表
*/
public void updateFailoverComplete(final List<Integer> items) {
for (int each : items) {
jobNodeStorage.removeJobNodeIfExisted(FailoverNode.getExecutionFailoverNode(each));
}
}
