org.eclipse.jetty.util.ajax.JSON.toString()方法的使用及代码示例

x33g5p2x  于2022-01-22 转载在 其他  
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本文整理了Java中org.eclipse.jetty.util.ajax.JSON.toString()方法的一些代码示例，展示了JSON.toString()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。JSON.toString()方法的具体详情如下：
包路径：org.eclipse.jetty.util.ajax.JSON
类名称：JSON
方法名：toString

JSON.toString介绍

暂无

代码示例

代码示例来源：origin: apache/hbase

@GET
 @Path("{" + PATH + ":.*}")
 @Produces({MediaType.APPLICATION_JSON})
 public Response get(
   @PathParam(PATH) @DefaultValue("UNKNOWN_" + PATH) final String path,
   @QueryParam(OP) @DefaultValue("UNKNOWN_" + OP) final String op
   ) throws IOException {
  LOG.info("get: " + PATH + "=" + path + ", " + OP + "=" + op);

  final Map<String, Object> m = new TreeMap<>();
  m.put(PATH, path);
  m.put(OP, op);
  final String js = JSON.toString(m);
  return Response.ok(js).type(MediaType.APPLICATION_JSON).build();
 }
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

public String getNNDirectorySize() {
 return JSON.toString(nameDirSizeMap);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

/**
 * Returned information is a JSON representation of a map with 
 * volume name as the key and value is a map of volume attribute 
 * keys to its values
 */
@Override // DataNodeMXBean
public String getVolumeInfo() {
 Preconditions.checkNotNull(data, "Storage not yet initialized");
 return JSON.toString(data.getVolumeInfoMap());
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

@Override // DataNodeMXBean
public String getSlowDisks() {
 if (diskMetrics == null) {
  //Disk Stats not enabled
  return null;
 }
 Set<String> slowDisks = diskMetrics.getDiskOutliersStats().keySet();
 return JSON.toString(slowDisks);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

@Override
public String getSnapshotStats() {
 Map<String, Object> info = new HashMap<String, Object>();
 info.put("SnapshottableDirectories", this.getNumSnapshottableDirs());
 info.put("Snapshots", this.getNumSnapshots());
 return JSON.toString(info);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

@Override // NameNodeMxBean
public String getJournalTransactionInfo() {
 Map<String, String> txnIdMap = new HashMap<String, String>();
 txnIdMap.put("LastAppliedOrWrittenTxId",
   Long.toString(this.getFSImage().getLastAppliedOrWrittenTxId()));
 txnIdMap.put("MostRecentCheckpointTxId",
   Long.toString(this.getFSImage().getMostRecentCheckpointTxId()));
 return JSON.toString(txnIdMap);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

@Override  // NameNodeMXBean
public String getCorruptFiles() {
 List<String> list = new ArrayList<String>();
 Collection<FSNamesystem.CorruptFileBlockInfo> corruptFileBlocks;
 try {
  corruptFileBlocks = listCorruptFileBlocks("/", null);
  int corruptFileCount = corruptFileBlocks.size();
  if (corruptFileCount != 0) {
   for (FSNamesystem.CorruptFileBlockInfo c : corruptFileBlocks) {
    list.add(c.toString());
   }
  }
 } catch (StandbyException e) {
  if (LOG.isDebugEnabled()) {
   LOG.debug("Get corrupt file blocks returned error: " + e.getMessage());
  }
 } catch (IOException e) {
  LOG.warn("Get corrupt file blocks returned error", e);
 }
 return JSON.toString(list);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

return JSON.toString(status);

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

/**
 * Returned information is a JSON representation of an array,
 * each element of the array is a map contains the information
 * about a block pool service actor.
 */
@Override // DataNodeMXBean
public String getBPServiceActorInfo() {
 final ArrayList<Map<String, String>> infoArray =
   new ArrayList<Map<String, String>>();
 for (BPOfferService bpos : blockPoolManager.getAllNamenodeThreads()) {
  if (bpos != null) {
   for (BPServiceActor actor : bpos.getBPServiceActors()) {
    infoArray.add(actor.getActorInfoMap());
   }
  }
 }
 return JSON.toString(infoArray);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

/**
 * Returned information is a JSON representation of a map with 
 * name node host name as the key and block pool Id as the value.
 * Note that, if there are multiple NNs in an NA nameservice,
 * a given block pool may be represented twice.
 */
@Override // DataNodeMXBean
public String getNamenodeAddresses() {
 final Map<String, String> info = new HashMap<String, String>();
 for (BPOfferService bpos : blockPoolManager.getAllNamenodeThreads()) {
  if (bpos != null) {
   for (BPServiceActor actor : bpos.getBPServiceActors()) {
    info.put(actor.getNNSocketAddress().getHostName(),
      bpos.getBlockPoolId());
   }
  }
 }
 return JSON.toString(info);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

/**
 * Returned information is a JSON representation of map with host name as the
 * key and value is a map of dead node attribute keys to its values
 */
@Override // NameNodeMXBean
public String getDeadNodes() {
 final Map<String, Map<String, Object>> info = 
  new HashMap<String, Map<String, Object>>();
 final List<DatanodeDescriptor> dead = new ArrayList<DatanodeDescriptor>();
 blockManager.getDatanodeManager().fetchDatanodes(null, dead, false);
 for (DatanodeDescriptor node : dead) {
  Map<String, Object> innerinfo = ImmutableMap.<String, Object>builder()
    .put("lastContact", getLastContact(node))
    .put("decommissioned", node.isDecommissioned())
    .put("adminState", node.getAdminState().toString())
    .put("xferaddr", node.getXferAddr())
    .build();
  info.put(node.getHostName() + ":" + node.getXferPort(), innerinfo);
 }
 return JSON.toString(info);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

info.put("nodeUsage", innerInfo);
return JSON.toString(info);

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

return JSON.toString(jasList);

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

@Override  // NameNodeMXBean
public String getNameDirStatuses() {
 Map<String, Map<File, StorageDirType>> statusMap =
  new HashMap<String, Map<File, StorageDirType>>();
 
 Map<File, StorageDirType> activeDirs = new HashMap<File, StorageDirType>();
 for (Iterator<StorageDirectory> it
   = getFSImage().getStorage().dirIterator(); it.hasNext();) {
  StorageDirectory st = it.next();
  activeDirs.put(st.getRoot(), st.getStorageDirType());
 }
 statusMap.put("active", activeDirs);
 
 List<Storage.StorageDirectory> removedStorageDirs
   = getFSImage().getStorage().getRemovedStorageDirs();
 Map<File, StorageDirType> failedDirs = new HashMap<File, StorageDirType>();
 for (StorageDirectory st : removedStorageDirs) {
  failedDirs.put(st.getRoot(), st.getStorageDirType());
 }
 statusMap.put("failed", failedDirs);
 
 return JSON.toString(statusMap);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

/**
 * Returned information is a JSON representation of map with host name as the
 * key and value is a map of decommissioning node attribute keys to its
 * values
 */
@Override // NameNodeMXBean
public String getDecomNodes() {
 final Map<String, Map<String, Object>> info = 
  new HashMap<String, Map<String, Object>>();
 final List<DatanodeDescriptor> decomNodeList = blockManager.getDatanodeManager(
   ).getDecommissioningNodes();
 for (DatanodeDescriptor node : decomNodeList) {
  Map<String, Object> innerinfo = ImmutableMap
    .<String, Object> builder()
    .put("xferaddr", node.getXferAddr())
    .put("underReplicatedBlocks",
    node.getLeavingServiceStatus().getUnderReplicatedBlocks())
    .put("decommissionOnlyReplicas",
    node.getLeavingServiceStatus().getOutOfServiceOnlyReplicas())
    .put("underReplicateInOpenFiles",
    node.getLeavingServiceStatus().getUnderReplicatedInOpenFiles())
    .build();
  info.put(node.getHostName() + ":" + node.getXferPort(), innerinfo);
 }
 return JSON.toString(info);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

/**
 * Returned information is a JSON representation of map with host name of
 * nodes entering maintenance as the key and value as a map of various node
 * attributes to its values.
 */
@Override // NameNodeMXBean
public String getEnteringMaintenanceNodes() {
 final Map<String, Map<String, Object>> nodesMap =
   new HashMap<String, Map<String, Object>>();
 final List<DatanodeDescriptor> enteringMaintenanceNodeList =
   blockManager.getDatanodeManager().getEnteringMaintenanceNodes();
 for (DatanodeDescriptor node : enteringMaintenanceNodeList) {
  Map<String, Object> attrMap = ImmutableMap
    .<String, Object> builder()
    .put("xferaddr", node.getXferAddr())
    .put("underReplicatedBlocks",
      node.getLeavingServiceStatus().getUnderReplicatedBlocks())
    .put("maintenanceOnlyReplicas",
      node.getLeavingServiceStatus().getOutOfServiceOnlyReplicas())
    .put("underReplicateInOpenFiles",
      node.getLeavingServiceStatus().getUnderReplicatedInOpenFiles())
    .build();
  nodesMap.put(node.getHostName() + ":" + node.getXferPort(), attrMap);
 }
 return JSON.toString(nodesMap);
}

代码示例来源：origin: org.apache.hadoop/hadoop-hdfs

return JSON.toString(info);

代码示例来源：origin: tadglines/Socket.IO-Java

protected void writeData(ServletResponse response, String data) throws IOException {
  idleCheck.activity();
  response.getOutputStream().print("<script>parent.s._("+ JSON.toString(data) +", document);</script>");
  response.flushBuffer();
}

代码示例来源：origin: tadglines/Socket.IO-Java

@Override
public void onConnect(SocketIOOutbound outbound) {
  this.outbound = outbound;
  connections.offer(this);
  try {
    outbound.sendMessage(SocketIOFrame.JSON_MESSAGE_TYPE, JSON.toString(
        Collections.singletonMap("welcome", "Welcome to GWT Chat!")));
  } catch (SocketIOException e) {
    outbound.disconnect();
  }
  broadcast(SocketIOFrame.JSON_MESSAGE_TYPE, JSON.toString(
      Collections.singletonMap("announcement", sessionId + " connected")));
}

代码示例来源：origin: org.scalatra.socketio-java/socketio-core

protected void writeData(ServletResponse response, String data) throws IOException {
  try {
    getIdleCheck().activity();
  } catch (Exception e) {
    Log.warn(e);
  }
  response.getOutputStream().print("<script>parent.s._("+ JSON.toString(data) +", document);</script>");
  response.flushBuffer();
}

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