org.json.simple.JSONObject.isEmpty()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.json.simple.JSONObject.isEmpty()方法的一些代码示例，展示了JSONObject.isEmpty()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.isEmpty()方法的具体详情如下：
包路径：org.json.simple.JSONObject
类名称：JSONObject
方法名：isEmpty

JSONObject.isEmpty介绍

暂无

代码示例

代码示例来源：origin: apache/metron

public static JSONObject adjustKeys(JSONObject enrichedMessage, JSONObject enrichedField, String field, String prefix) {
 if ( !enrichedField.isEmpty()) {
  for (Object enrichedKey : enrichedField.keySet()) {
   if(!StringUtils.isEmpty(prefix)) {
    enrichedMessage.put(field + "." + enrichedKey, enrichedField.get(enrichedKey));
   }
   else {
    enrichedMessage.put(enrichedKey, enrichedField.get(enrichedKey));
   }
  }
 }
 return enrichedMessage;
}

代码示例来源：origin: rhuss/jolokia

private JSONObject extractMapValues(ObjectToJsonConverter pConverter, Stack<String> pPathParts, boolean jsonify, Map<Object, Object> pMap, int pLength) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  int i = 0;
  for(Map.Entry entry : pMap.entrySet()) {
    Stack<String> paths = (Stack<String>) pPathParts.clone();
    try {
      ret.put(entry.getKey(),
          pConverter.extractObject(entry.getValue(), paths, jsonify));
      if (++i > pLength) {
        break;
      }
    } catch (ValueFaultHandler.AttributeFilteredException exp) {
      // Filtered out ...
    }
  }
  if (ret.isEmpty() && pLength > 0) {
    // Not a single value passed the filter
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: rhuss/jolokia

private Object extractAll(ObjectToJsonConverter pConverter, T pValue, Stack<String> pPathParts, boolean jsonify) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (Map.Entry<String, AttributeExtractor<T>> entry : extractorMap.entrySet()) {
    Stack<String> paths = (Stack<String>) pPathParts.clone();
    try {
      Object value = entry.getValue().extract(pValue);
      ret.put(entry.getKey(),pConverter.extractObject(value, paths, jsonify));
    } catch (AttributeExtractor.SkipAttributeException e) {
      // Skip this one ...
      continue;
    } catch (ValueFaultHandler.AttributeFilteredException e) {
      // ... and this, too
      continue;
    }
  }
  if (ret.isEmpty()) {
    // Everything filtered, bubble up ...
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: rhuss/jolokia

private Object convertMxBeanMapToJson(TabularData pTd, Stack<String> pExtraArgs, ObjectToJsonConverter pConverter)
    throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (Object rowObject : pTd.values()) {
    CompositeData row = (CompositeData) rowObject;
    Stack<String> path = (Stack<String>) pExtraArgs.clone();
    Object keyObject = row.get("key");
    if (keyObject != null) {
      try {
        Object value = pConverter.extractObject(row.get("value"), path, true);
        ret.put(keyObject.toString(), value);
      } catch (ValueFaultHandler.AttributeFilteredException exp) {
        // Skip to next object since attribute was filtered
      }
    }
  }
  if (!pTd.isEmpty() && ret.isEmpty()) {
    // Bubble up if not a single thingy has been found
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: rhuss/jolokia

private Object extractCompleteCdAsJson(ObjectToJsonConverter pConverter, CompositeData pData, Stack<String> pPath) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (String key : (Set<String>) pData.getCompositeType().keySet()) {
    Stack<String> path = (Stack<String>) pPath.clone();
    try {
      ret.put(key, pConverter.extractObject(pData.get(key), path, true));
    } catch (ValueFaultHandler.AttributeFilteredException exp) {
      // Ignore this key;
    }
  }
  if (ret.isEmpty()) {
    // If every key was filtered, this composite data should be skipped completely
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: apache/metron

_LOG.debug("[Metron] Cleaned message: {}", cleanedMessage);
if (cleanedMessage == null || cleanedMessage.isEmpty()) {
 throw new Exception("Unable to clean message: " + rawMessage);

代码示例来源：origin: apache/metron

enrichedMessage.put("adapter." + adapter.getClass().getSimpleName().toLowerCase() + ".begin.ts", "" + System.currentTimeMillis());
try {
 if (rawMessage == null || rawMessage.isEmpty())
  throw new Exception("Could not parse binary stream to JSON");
 if (key == null)
 if (!enrichedMessage.isEmpty()) {
  collector.emit(enrichmentType, new Values(key, enrichedMessage, subGroup));

代码示例来源：origin: apache/metron

/**
 * Ensures that if we try to transform with a field which does not exist, it does not
 * 1. throw an exception
 * 2. do any transformation.
 */
@Test
public void testStellar_negative() throws Exception {
 SensorParserConfig c = SensorParserConfig.fromBytes(Bytes.toBytes(stellarConfig));
 FieldTransformer handler = Iterables.getFirst(c.getFieldTransformations(), null);
 //no input fields => no transformation
 JSONObject input = new JSONObject(new HashMap<String, Object>() {{
 }});
 handler.transformAndUpdate(input,  Context.EMPTY_CONTEXT());
 Assert.assertFalse(input.containsKey("utc_timestamp"));
 Assert.assertTrue(input.isEmpty());
}

代码示例来源：origin: OpenNMS/opennms

/**
 * concerts all time values into a normalised time in memo json object from database
 * example timestamps to translate
 *  {
 *    "suppressedtime":"2016-08-04 16:11:16.01+01",
 *    "suppresseduntil":"2016-08-04 16:11:16.01+01",
 *    "lasteventtime":"2016-08-04 16:11:16.01+01",
 *    "alarmacktime":"2016-08-04 07:34:04.617+01",
 *    "firsteventtime":"2016-08-04 16:11:16.01+01",
 *    "firstautomationtime":"2016-08-04 16:12:03.272205+01",
 *    "lastautomationtime":"2016-08-04 16:12:03.272205+01"
 *  }
 * @param jsonObject
 * @return
 */
public JSONObject jsonMemoTimeNormaliser(JSONObject jsonObject){
  if(jsonObject.isEmpty()) return jsonObject;
  String created= (jsonObject.get("created")==null) ? null : timeNormaliser(jsonObject.get("created").toString());
  if (created!=null) jsonObject.put("created", created);
  String updated= (jsonObject.get("updated")==null) ? null : timeNormaliser(jsonObject.get("updated").toString());
  if (updated!=null) jsonObject.put("suppresseduntil", updated);
  return jsonObject;
}

代码示例来源：origin: org.jolokia/jolokia-osgi

private JSONObject extractMapValues(ObjectToJsonConverter pConverter, Stack<String> pPathParts, boolean jsonify, Map<Object, Object> pMap, int pLength) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  int i = 0;
  for(Map.Entry entry : pMap.entrySet()) {
    Stack<String> paths = (Stack<String>) pPathParts.clone();
    try {
      ret.put(entry.getKey(),
          pConverter.extractObject(entry.getValue(), paths, jsonify));
      if (++i > pLength) {
        break;
      }
    } catch (ValueFaultHandler.AttributeFilteredException exp) {
      // Filtered out ...
    }
  }
  if (ret.isEmpty() && pLength > 0) {
    // Not a single value passed the filter
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-core

private JSONObject extractMapValues(ObjectToJsonConverter pConverter, Stack<String> pPathParts, boolean jsonify, Map<Object, Object> pMap, int pLength) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  int i = 0;
  for(Map.Entry entry : pMap.entrySet()) {
    Stack<String> paths = (Stack<String>) pPathParts.clone();
    try {
      ret.put(entry.getKey(),
          pConverter.extractObject(entry.getValue(), paths, jsonify));
      if (++i > pLength) {
        break;
      }
    } catch (ValueFaultHandler.AttributeFilteredException exp) {
      // Filtered out ...
    }
  }
  if (ret.isEmpty() && pLength > 0) {
    // Not a single value passed the filter
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-service-serializer

private JSONObject extractMapValues(ObjectToJsonConverter pConverter, Stack<String> pPathParts, boolean jsonify, Map<Object, Object> pMap, int pLength) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  int i = 0;
  for(Map.Entry entry : pMap.entrySet()) {
    Stack<String> paths = (Stack<String>) pPathParts.clone();
    try {
      ret.put(entry.getKey(),
          pConverter.extractObject(entry.getValue(), paths, jsonify));
      if (++i > pLength) {
        break;
      }
    } catch (ValueFaultHandler.AttributeFilteredException exp) {
      // Filtered out ...
    }
  }
  if (ret.isEmpty() && pLength > 0) {
    // Not a single value passed the filter
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-service-serializer

private Object extractAll(ObjectToJsonConverter pConverter, T pValue, Stack<String> pPathParts, boolean jsonify) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (Map.Entry<String, AttributeExtractor<T>> entry : extractorMap.entrySet()) {
    Stack<String> paths = (Stack<String>) pPathParts.clone();
    try {
      Object value = entry.getValue().extract(pValue);
      ret.put(entry.getKey(),pConverter.extractObject(value, paths, jsonify));
    } catch (AttributeExtractor.SkipAttributeException e) {
      // Skip this one ...
      continue;
    } catch (ValueFaultHandler.AttributeFilteredException e) {
      // ... and this, too
      continue;
    }
  }
  if (ret.isEmpty()) {
    // Everything filtered, bubble up ...
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-core

private Object extractAll(ObjectToJsonConverter pConverter, T pValue, Stack<String> pPathParts, boolean jsonify) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (Map.Entry<String, AttributeExtractor<T>> entry : extractorMap.entrySet()) {
    Stack<String> paths = (Stack<String>) pPathParts.clone();
    try {
      Object value = entry.getValue().extract(pValue);
      ret.put(entry.getKey(),pConverter.extractObject(value, paths, jsonify));
    } catch (AttributeExtractor.SkipAttributeException e) {
      // Skip this one ...
      continue;
    } catch (ValueFaultHandler.AttributeFilteredException e) {
      // ... and this, too
      continue;
    }
  }
  if (ret.isEmpty()) {
    // Everything filtered, bubble up ...
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-osgi

private Object extractAll(ObjectToJsonConverter pConverter, T pValue, Stack<String> pPathParts, boolean jsonify) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (Map.Entry<String, AttributeExtractor<T>> entry : extractorMap.entrySet()) {
    Stack<String> paths = (Stack<String>) pPathParts.clone();
    try {
      Object value = entry.getValue().extract(pValue);
      ret.put(entry.getKey(),pConverter.extractObject(value, paths, jsonify));
    } catch (AttributeExtractor.SkipAttributeException e) {
      // Skip this one ...
      continue;
    } catch (ValueFaultHandler.AttributeFilteredException e) {
      // ... and this, too
      continue;
    }
  }
  if (ret.isEmpty()) {
    // Everything filtered, bubble up ...
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-osgi

private Object convertMxBeanMapToJson(TabularData pTd, Stack<String> pExtraArgs, ObjectToJsonConverter pConverter)
    throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (Object rowObject : pTd.values()) {
    CompositeData row = (CompositeData) rowObject;
    Stack<String> path = (Stack<String>) pExtraArgs.clone();
    Object keyObject = row.get("key");
    if (keyObject != null) {
      try {
        Object value = pConverter.extractObject(row.get("value"), path, true);
        ret.put(keyObject.toString(), value);
      } catch (ValueFaultHandler.AttributeFilteredException exp) {
        // Skip to next object since attribute was filtered
      }
    }
  }
  if (!pTd.isEmpty() && ret.isEmpty()) {
    // Bubble up if not a single thingy has been found
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-core

private Object convertMxBeanMapToJson(TabularData pTd, Stack<String> pExtraArgs, ObjectToJsonConverter pConverter)
    throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (Object rowObject : pTd.values()) {
    CompositeData row = (CompositeData) rowObject;
    Stack<String> path = (Stack<String>) pExtraArgs.clone();
    Object keyObject = row.get("key");
    if (keyObject != null) {
      try {
        Object value = pConverter.extractObject(row.get("value"), path, true);
        ret.put(keyObject.toString(), value);
      } catch (ValueFaultHandler.AttributeFilteredException exp) {
        // Skip to next object since attribute was filtered
      }
    }
  }
  if (!pTd.isEmpty() && ret.isEmpty()) {
    // Bubble up if not a single thingy has been found
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-osgi

private Object extractCompleteCdAsJson(ObjectToJsonConverter pConverter, CompositeData pData, Stack<String> pPath) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (String key : (Set<String>) pData.getCompositeType().keySet()) {
    Stack<String> path = (Stack<String>) pPath.clone();
    try {
      ret.put(key, pConverter.extractObject(pData.get(key), path, true));
    } catch (ValueFaultHandler.AttributeFilteredException exp) {
      // Ignore this key;
    }
  }
  if (ret.isEmpty()) {
    // If every key was filtered, this composite data should be skipped completely
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-core

private Object extractCompleteCdAsJson(ObjectToJsonConverter pConverter, CompositeData pData, Stack<String> pPath) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (String key : (Set<String>) pData.getCompositeType().keySet()) {
    Stack<String> path = (Stack<String>) pPath.clone();
    try {
      ret.put(key, pConverter.extractObject(pData.get(key), path, true));
    } catch (ValueFaultHandler.AttributeFilteredException exp) {
      // Ignore this key;
    }
  }
  if (ret.isEmpty()) {
    // If every key was filtered, this composite data should be skipped completely
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

代码示例来源：origin: org.jolokia/jolokia-service-serializer

private Object extractCompleteCdAsJson(ObjectToJsonConverter pConverter, CompositeData pData, Stack<String> pPath) throws AttributeNotFoundException {
  JSONObject ret = new JSONObject();
  for (String key : (Set<String>) pData.getCompositeType().keySet()) {
    Stack<String> path = (Stack<String>) pPath.clone();
    try {
      ret.put(key, pConverter.extractObject(pData.get(key), path, true));
    } catch (ValueFaultHandler.AttributeFilteredException exp) {
      // Ignore this key;
    }
  }
  if (ret.isEmpty()) {
    // If every key was filtered, this composite data should be skipped completely
    throw new ValueFaultHandler.AttributeFilteredException();
  }
  return ret;
}

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