com.github.zkclient.ZkClient.readData()方法的使用及代码示例

x33g5p2x  于2022-02-05 转载在 其他  
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本文整理了Java中com.github.zkclient.ZkClient.readData()方法的一些代码示例,展示了ZkClient.readData()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。ZkClient.readData()方法的具体详情如下:
包路径:com.github.zkclient.ZkClient
类名称:ZkClient
方法名:readData

ZkClient.readData介绍

暂无

代码示例

代码示例来源:origin: adyliu/jafka

  1. public static String readDataMaybyNull(ZkClient zkClient, String path) {
  2. return Utils.fromBytes(zkClient.readData(path, true));
  3. }

代码示例来源:origin: adyliu/jafka

  1. public static String readData(ZkClient zkClient, String path) {
  2. return Utils.fromBytes(zkClient.readData(path));
  3. }

代码示例来源:origin: adyliu/jafka

  1. public static String readDataMaybeNull(ZkClient zkClient, String path) {
  2. return Utils.fromBytes(zkClient.readData(path, true));
  3. }

代码示例来源:origin: com.github.adyliu/zkclient

  1. public byte[] readData(String path, boolean returnNullIfPathNotExists) {
  2. byte[] data = null;
  3. try {
  4. data = readData(path, null);
  5. } catch (ZkNoNodeException e) {
  6. if (!returnNullIfPathNotExists) {
  7. throw e;
  8. }
  9. }
  10. return data;
  11. }

代码示例来源:origin: adyliu/zkclient

  1. public byte[] readData(String path, boolean returnNullIfPathNotExists) {
  2. byte[] data = null;
  3. try {
  4. data = readData(path, null);
  5. } catch (ZkNoNodeException e) {
  6. if (!returnNullIfPathNotExists) {
  7. throw e;
  8. }
  9. }
  10. return data;
  11. }

代码示例来源:origin: adyliu/zkclient

  1. public byte[] readData(String path) {
  2. return readData(path, false);
  3. }

代码示例来源:origin: com.github.adyliu/zkclient

  1. public byte[] readData(String path) {
  2. return readData(path, false);
  3. }

代码示例来源:origin: com.github.adyliu/zkclient

  1. public int countChildren(String path) {
  2. try {
  3. Stat stat = new Stat();
  4. this.readData(path, stat);
  5. return stat.getNumChildren();
  6. //return getChildren(path).size();
  7. } catch (ZkNoNodeException e) {
  8. return -1;
  9. }
  10. }

代码示例来源:origin: adyliu/zkclient

  1. public int countChildren(String path) {
  2. try {
  3. Stat stat = new Stat();
  4. this.readData(path, stat);
  5. return stat.getNumChildren();
  6. //return getChildren(path).size();
  7. } catch (ZkNoNodeException e) {
  8. return -1;
  9. }
  10. }

代码示例来源:origin: com.github.adyliu/zkclient

  1. public byte[] readData(String path, Stat stat) {
  2. return readData(path, stat, hasListeners(path));
  3. }

代码示例来源:origin: adyliu/zkclient

  1. public byte[] readData(String path, Stat stat) {
  2. return readData(path, stat, hasListeners(path));
  3. }

代码示例来源:origin: com.github.adyliu/zkclient

  1. public void cas(String path, DataUpdater updater) {
  2. Stat stat = new Stat();
  3. boolean retry;
  4. do {
  5. retry = false;
  6. try {
  7. byte[] oldData = readData(path, stat);
  8. byte[] newData = updater.update(oldData);
  9. writeData(path, newData, stat.getVersion());
  10. } catch (ZkBadVersionException e) {
  11. retry = true;
  12. }
  13. } while (retry);
  14. }

代码示例来源:origin: adyliu/zkclient

  1. public void cas(String path, DataUpdater updater) {
  2. Stat stat = new Stat();
  3. boolean retry;
  4. do {
  5. retry = false;
  6. try {
  7. byte[] oldData = readData(path, stat);
  8. byte[] newData = updater.update(oldData);
  9. writeData(path, newData, stat.getVersion());
  10. } catch (ZkBadVersionException e) {
  11. retry = true;
  12. }
  13. } while (retry);
  14. }

代码示例来源:origin: adyliu/zkclient

  1. @Override
  2. public void run() throws Exception {
  3. // reinstall watch
  4. exists(path, true);
  5. try {
  6. byte[] data = readData(path, null, true);
  7. listener.handleDataChange(path, data);
  8. } catch (ZkNoNodeException e) {
  9. listener.handleDataDeleted(path);
  10. }
  11. }
  12. });

代码示例来源:origin: com.github.adyliu/zkclient

  1. @Override
  2. public void run() throws Exception {
  3. // reinstall watch
  4. exists(path, true);
  5. try {
  6. byte[] data = readData(path, null, true);
  7. listener.handleDataChange(path, data);
  8. } catch (ZkNoNodeException e) {
  9. listener.handleDataDeleted(path);
  10. }
  11. }
  12. });

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