org.codehaus.jettison.json.JSONObject.length()方法的使用及代码示例

x33g5p2x  于2022-01-21 转载在 其他  
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本文整理了Java中org.codehaus.jettison.json.JSONObject.length()方法的一些代码示例，展示了JSONObject.length()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。JSONObject.length()方法的具体详情如下：
包路径：org.codehaus.jettison.json.JSONObject
类名称：JSONObject
方法名：length

JSONObject.length介绍

[英]Get the number of keys stored in the JSONObject.
[中]获取存储在JSONObject中的键数。

代码示例

代码示例来源：origin: json-path/JsonPath

@Override
public int length(Object obj) 
{
  if( obj instanceof org.codehaus.jettison.json.JSONArray )
  {
    return ((org.codehaus.jettison.json.JSONArray) obj).length();
  }
  if( obj instanceof org.codehaus.jettison.json.JSONObject )
  {
    return ((org.codehaus.jettison.json.JSONObject)obj).length();
  }
  if( obj instanceof String )
  {
    return ((String)obj).length();
  }
  return 0;
}

代码示例来源：origin: com.jayway.jsonpath/json-path

@Override
public int length(Object obj) 
{
  if( obj instanceof org.codehaus.jettison.json.JSONArray )
  {
    return ((org.codehaus.jettison.json.JSONArray) obj).length();
  }
  if( obj instanceof org.codehaus.jettison.json.JSONObject )
  {
    return ((org.codehaus.jettison.json.JSONObject)obj).length();
  }
  if( obj instanceof String )
  {
    return ((String)obj).length();
  }
  return 0;
}

代码示例来源：origin: org.codehaus.jettison/jettison

int          n = length();
if (n == 0) {
  return "{}";

代码示例来源：origin: org.codehaus.jettison/jettison

JSONObject jsonObject = (JSONObject)object;
if (jsonObject.length() == 1) { 
  String theKey = jsonObject.keys().next().toString();
  if (lastKey == null || lastKey.equals(theKey)) {

代码示例来源：origin: com.atlassian.jira/jira-rest-java-client

private Collection<Field> parseFields(JSONObject json) throws JSONException {
  ArrayList<Field> res = new ArrayList<Field>(json.length());
  final Iterator<String> iterator = getStringKeys(json);
  while (iterator.hasNext()) {
    final String key = iterator.next();
    if (SPECIAL_FIELDS.contains(key)) {
      continue;
    }
    res.add(fieldParser.parse(json.getJSONObject(key), key));
  }
  return res;
}

代码示例来源：origin: com.atlassian.jira/jira-rest-java-client-p3

private Collection<Field> parseFields(JSONObject json) throws JSONException {
  ArrayList<Field> res = new ArrayList<Field>(json.length());
  final Iterator<String> iterator = getStringKeys(json);
  while (iterator.hasNext()) {
    final String key = iterator.next();
    if (SPECIAL_FIELDS.contains(key)) {
      continue;
    }
    res.add(fieldParser.parse(json.getJSONObject(key), key));
  }
  return res;
}

代码示例来源：origin: com.atlassian.jira/jira-rest-java-client

@Override
public Map<String, CimFieldInfo> parse(JSONObject json) throws JSONException {
  final Map<String, CimFieldInfo> res = Maps.newHashMapWithExpectedSize(json.length());
  final Iterator keysIterator = json.keys();
  while (keysIterator.hasNext()) {
    final String id = (String) keysIterator.next();
    res.put(id, parseIssueFieldInfo(json.getJSONObject(id), id));
  }
  return res;
}

代码示例来源：origin: com.atlassian.jira/jira-rest-java-client-p3

@Override
public Map<String, CimFieldInfo> parse(JSONObject json) throws JSONException {
  final Map<String, CimFieldInfo> res = Maps.newHashMapWithExpectedSize(json.length());
  final Iterator keysIterator = json.keys();
  while (keysIterator.hasNext()) {
    final String id = (String) keysIterator.next();
    res.put(id, parseIssueFieldInfo(json.getJSONObject(id), id));
  }
  return res;
}

代码示例来源：origin: ch.cern.hadoop/hadoop-yarn-server-resourcemanager

private void verifyClusterScheduler(JSONObject json) throws JSONException,
  Exception {
 assertEquals("incorrect number of elements", 1, json.length());
 JSONObject info = json.getJSONObject("scheduler");
 assertEquals("incorrect number of elements", 1, info.length());
 info = info.getJSONObject("schedulerInfo");
 assertEquals("incorrect number of elements", 2, info.length());
 JSONObject rootQueue = info.getJSONObject("rootQueue");
 assertEquals("root", rootQueue.getString("queueName"));
}

代码示例来源：origin: org.apache.hadoop/hadoop-yarn-server-resourcemanager

protected static void verifyAppTimeoutJson(ClientResponse response,
  ApplicationTimeoutType type, String expireTime, long timeOutFromNow)
  throws JSONException {
 assertEquals(MediaType.APPLICATION_JSON_TYPE + "; " + JettyUtils.UTF_8,
   response.getType().toString());
 JSONObject jsonTimeout = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, jsonTimeout.length());
 JSONObject json = jsonTimeout.getJSONObject("timeout");
 verifyAppTimeoutJson(json, type, expireTime, timeOutFromNow);
}

代码示例来源：origin: ch.cern.hadoop/hadoop-yarn-server-resourcemanager

protected static void
  verifyAppQueueJson(ClientResponse response, String queue)
    throws JSONException {
 assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
 JSONObject json = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, json.length());
 String responseQueue = json.getString("queue");
 assertEquals(queue, responseQueue);
}

代码示例来源：origin: org.apache.hadoop/hadoop-mapreduce-client-app

public void verifyAMInfo(JSONObject info, AppContext ctx)
  throws JSONException {
 assertEquals("incorrect number of elements", 5, info.length());
 verifyAMInfoGeneric(ctx, info.getString("appId"), info.getString("user"),
   info.getString("name"), info.getLong("startedOn"),
   info.getLong("elapsedTime"));
}

代码示例来源：origin: org.apache.hadoop/hadoop-yarn-server-resourcemanager

private void verifyAppAttemptsInfo(JSONObject info, RMAppAttempt appAttempt,
    String user)
    throws Exception {
 assertEquals("incorrect number of elements", 10, info.length());
 verifyAppAttemptInfoGeneric(appAttempt, info.getInt("id"),
     info.getLong("startTime"), info.getString("containerId"),
     info.getString("nodeHttpAddress"), info.getString("nodeId"),
     info.getString("logsLink"), user);
}

代码示例来源：origin: org.apache.hadoop/hadoop-mapreduce-client-app

@Test
public void testAM() throws JSONException, Exception {
 WebResource r = resource();
 ClientResponse response = r.path("ws").path("v1").path("mapreduce")
   .accept(MediaType.APPLICATION_JSON).get(ClientResponse.class);
 assertEquals(MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
   response.getType().toString());
 JSONObject json = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, json.length());
 verifyAMInfo(json.getJSONObject("info"), appContext);
}

代码示例来源：origin: org.apache.hadoop/hadoop-mapreduce-client-app

@Test
public void testInfoDefault() throws JSONException, Exception {
 WebResource r = resource();
 ClientResponse response = r.path("ws").path("v1").path("mapreduce")
   .path("info/").get(ClientResponse.class);
 assertEquals(MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
   response.getType().toString());
 JSONObject json = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, json.length());
 verifyAMInfo(json.getJSONObject("info"), appContext);
}

代码示例来源：origin: org.apache.hadoop/hadoop-mapreduce-client-app

@Test
public void testBlacklistedNodes() throws JSONException, Exception {
 WebResource r = resource();
 ClientResponse response = r.path("ws").path("v1").path("mapreduce")
   .path("blacklistednodes").accept(MediaType.APPLICATION_JSON)
   .get(ClientResponse.class);
 assertEquals(MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
   response.getType().toString());
 JSONObject json = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, json.length());
 verifyBlacklistedNodesInfo(json, appContext);
}

代码示例来源：origin: org.apache.hadoop/hadoop-mapreduce-client-app

@Test
public void testInfo() throws JSONException, Exception {
 WebResource r = resource();
 ClientResponse response = r.path("ws").path("v1").path("mapreduce")
   .path("info").accept(MediaType.APPLICATION_JSON)
   .get(ClientResponse.class);
 assertEquals(MediaType.APPLICATION_JSON + "; " + JettyUtils.UTF_8,
   response.getType().toString());
 JSONObject json = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, json.length());
 verifyAMInfo(json.getJSONObject("info"), appContext);
}

代码示例来源：origin: org.apache.hadoop/hadoop-yarn-server-resourcemanager

public void testSingleNodeHelper(String nodeid, RMNode nm, String media)
  throws JSONException, Exception {
 WebResource r = resource();
 ClientResponse response = r.path("ws").path("v1").path("cluster")
   .path("nodes").path(nodeid).accept(media).get(ClientResponse.class);
 assertEquals(MediaType.APPLICATION_JSON_TYPE + "; " + JettyUtils.UTF_8,
   response.getType().toString());
 JSONObject json = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, json.length());
 JSONObject info = json.getJSONObject("node");
 verifyNodeInfo(info, nm);
}

代码示例来源：origin: org.apache.hadoop/hadoop-yarn-server-resourcemanager

public void testSingleAppsHelper(String path, RMApp app, String media)
  throws JSONException, Exception {
 WebResource r = resource();
 ClientResponse response = r.path("ws").path("v1").path("cluster")
   .path("apps").path(path).accept(media).get(ClientResponse.class);
 assertEquals(MediaType.APPLICATION_JSON_TYPE + "; " + JettyUtils.UTF_8,
   response.getType().toString());
 JSONObject json = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, json.length());
 verifyAppInfo(json.getJSONObject("app"), app, false);
}

代码示例来源：origin: ch.cern.hadoop/hadoop-yarn-server-resourcemanager

public void testSingleNodeHelper(String nodeid, MockNM nm, String media)
  throws JSONException, Exception {
 WebResource r = resource();
 ClientResponse response = r.path("ws").path("v1").path("cluster")
   .path("nodes").path(nodeid).accept(media).get(ClientResponse.class);
 assertEquals(MediaType.APPLICATION_JSON_TYPE, response.getType());
 JSONObject json = response.getEntity(JSONObject.class);
 assertEquals("incorrect number of elements", 1, json.length());
 JSONObject info = json.getJSONObject("node");
 verifyNodeInfo(info, nm);
}

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