Java JSONObject.size方法代码示例

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * 提取键值对。
 *
 * @param jsonObject 要提取的json对象
 * @return 提取结果
 */
public static SimpleAppValues fromJSON(JSONObject jsonObject)
{
    SimpleAppValues simpleAppValues = new SimpleAppValues();

    String[] names = new String[jsonObject.size()];
    Object[] values = new Object[jsonObject.size()];
    simpleAppValues.names = names;
    simpleAppValues.values = values;

    Iterator<Map.Entry<String, Object>> iterator = jsonObject.entrySet().iterator();
    int i = 0;
    while (iterator.hasNext())
    {
        Map.Entry<String, Object> entry = iterator.next();
        names[i] = entry.getKey();
        values[i++] = entry.getValue();
    }

    return simpleAppValues;
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * Parse the jsonObject to {@link WXDomObject} recursively
 * @param map the original JSONObject
 * @return Dom Object corresponding to the JSONObject.
 */
private @Nullable WXDomObject parseInner(JSONObject map) {
  if (map == null || map.size() <= 0) {
    return null;
  }

  String type = (String) map.get(TYPE);
  WXDomObject domObject = WXDomObjectFactory.newInstance(type);
  if(domObject == null){
    return null;
  }
  domObject.parseFromJson(map);

  Object children = map.get(CHILDREN);
  if (children != null && children instanceof JSONArray) {
    JSONArray childrenArray = (JSONArray) children;
    int count = childrenArray.size();
    for (int i = 0; i < count; ++i) {
      domObject.add(parseInner(childrenArray.getJSONObject(i)),-1);
    }
  }

  return domObject;
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * 构造默认的日志规则
 * 
 * @param filterregex
 *            日志过滤规则的正则表达式
 * @param separator
 *            日志字段分隔符
 * @param fields
 *            日志字段名以及对应在的列号
 * @param fieldNumber
 *            指定对应的列号值为时间戳
 * @param version
 *            规则当前的版本
 */
public DefaultLogFilterAndRule(String filterregex, String separator, JSONObject fields, int fieldNumber,
        int version) {

    this.filterPattern = Pattern.compile(filterregex);

    this.separator = Splitter.on(separator).trimResults();
    this.SpecifiedFields = new Integer[fields.size()];
    this.fieldsName = new String[fields.size()];
    int i = 0;
    for (Entry<String, Object> entry : fields.entrySet()) {
        fieldsName[i] = entry.getKey();
        SpecifiedFields[i++] = (Integer) entry.getValue();
    }
    this.timeStampField = fieldNumber;

    this.version = version;

    @SuppressWarnings("rawtypes")
    List<Map> mainlogs = Lists.newLinkedList();

    setMainlogs(mainlogs);
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
public static NameValues toNameValues(JSONObject jsonObject)
{
    NameValues nameValues = new NameValues(jsonObject.size());
    for (Map.Entry<String, Object> entry : jsonObject.entrySet())
    {
        nameValues.append(entry.getKey(), entry.getValue());
    }
    return nameValues;
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * Parse the jsonObject to {@link WXDomObject} recursively
 * @param map the original JSONObject
 */
public void parseFromJson(JSONObject map){
  if (map == null || map.size() <= 0) {
    return;
  }

  String type = (String) map.get("type");
  this.type = type;
  this.ref = (String) map.get("ref");
  Object style = map.get("style");
  if (style != null && style instanceof JSONObject) {
    WXStyle styles = new WXStyle();
    WXJsonUtils.putAll(styles, (JSONObject) style);
    this.style = styles;
  }
  Object attr = map.get("attr");
  if (attr != null && attr instanceof JSONObject) {
    WXAttr attrs = new WXAttr();
    WXJsonUtils.putAll(attrs, (JSONObject) attr);
    this.attr = attrs;
  }
  Object event = map.get("event");
  if (event != null && event instanceof JSONArray) {
    WXEvent events = new WXEvent();
    JSONArray eventArray = (JSONArray) event;
    int count = eventArray.size();
    for (int i = 0; i < count; ++i) {
      events.add(eventArray.getString(i));
    }
    this.event = events;
  }

}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * Update attributes
 * @param ref
 * @param attr the expected attr
 */
public void updateAttrs(String ref, JSONObject attr) {
  if (TextUtils.isEmpty(ref) || attr == null || attr.size() < 1) {
    return;
  }
  Message msg = Message.obtain();
  WXDomTask task = new WXDomTask();
  task.instanceId = mWXSDKInstance.getInstanceId();
  task.args = new ArrayList<>();
  task.args.add(ref);
  task.args.add(attr);
  msg.what = WXDomHandler.MsgType.WX_DOM_UPDATE_ATTRS;
  msg.obj = task;
  WXSDKManager.getInstance().getWXDomManager().sendMessage(msg);
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * Update DOM style.
 * @param ref DOM reference
 * @param style the expected style
 */
public void updateStyle(String ref, JSONObject style) {
  if (TextUtils.isEmpty(ref) || style == null || style.size() < 1) {
    return;
  }
  Message msg = Message.obtain();
  WXDomTask task = new WXDomTask();
  task.instanceId = mWXSDKInstance.getInstanceId();
  task.args = new ArrayList<>();
  task.args.add(ref);
  task.args.add(style);
  msg.what = WXDomHandler.MsgType.WX_DOM_UPDATE_STYLE;
  msg.obj = task;
  WXSDKManager.getInstance().getWXDomManager().sendMessage(msg);
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * Parse the jsonObject to {@link WXDomObject} recursively
 * @param map the original JSONObject
 */
public void parseFromJson(JSONObject map){
  if (map == null || map.size() <= 0) {
    return;
  }

  String type = (String) map.get("type");
  this.mType = type;
  this.mRef = (String) map.get("ref");
  Object style = map.get("style");
  if (style != null && style instanceof JSONObject) {
    WXStyle styles = new WXStyle();
    styles.putAll((JSONObject) style,false);
    this.mStyles = styles;
  }
  Object attr = map.get("attr");
  if (attr != null && attr instanceof JSONObject) {
    WXAttr attrs = new WXAttr((JSONObject) attr);
    //WXJsonUtils.putAll(attrs, (JSONObject) attr);
    this.mAttributes = attrs;
  }
  Object event = map.get("event");
  if (event != null && event instanceof JSONArray) {
    WXEvent events = new WXEvent();
    JSONArray eventArray = (JSONArray) event;
    int count = eventArray.size();
    for (int i = 0; i < count; ++i) {
      events.add(eventArray.getString(i));
    }
    this.mEvents = events;
  }

}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
private boolean hasSameColumns(JSONArray header, JSONObject objItem) {
    if (objItem.size() != header.size()) return false;

    for (String obj : objItem.keySet())
        if (!header.contains(obj)) return false;

    return true;
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
   * <B>方法名称：</B>单表INSERT方法<BR>
   * <B>概要说明：</B>单表INSERT方法<BR>
   * @param tableName 表名
   * @param data JSONObject对象
   */
  protected int insert(String tableName, JSONObject data) {
      
  	if (data.size() <= 0) {
          return 0;
      }
  	
      StringBuffer sql = new StringBuffer();
      sql.append(" INSERT INTO ");
      sql.append(tableName + " ( ");
  	
  	Set<Entry<String, Object>> set = data.entrySet();
  	List<Object> sqlArgs = new ArrayList<Object>();
  	for (Iterator<Entry<String, Object>> iterator = set.iterator(); iterator.hasNext();) {
	Entry<String, Object> entry = (Entry<String, Object>) iterator.next();
	sql.append(entry.getKey() + ",");
	sqlArgs.add(entry.getValue());
}

      sql.delete(sql.length() - 1, sql.length());
      sql.append(" ) VALUES ( ");
      for (int i = 0; i < set.size(); i++) {
          sql.append("?,");
      }
      
      sql.delete(sql.length() - 1, sql.length());
      sql.append(" ) ");
      
      return this.getJdbcTemplate().update(sql.toString(), sqlArgs.toArray()); 
  }
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
@RequestMapping(value = "/{id}/{table}/{primaryKey}", method = RequestMethod.GET)
@ResponseBody
public Object selectByPrimaryKey(@PathVariable(value = "id") Integer id,
                                 @PathVariable(value = "table") String table,
                                 @PathVariable(value = "primaryKey") String primaryKey) throws Exception {
    Datasource one = datasourceService.findOne(id);
    Connection connection = DriverManager.getConnection(one.getJdbcUrl(), one.getUsername(), one.getPassword());
    String column = TblUtil.getPrimaryKey(connection, table);
    String sql = "select * from `" + table + "` where `" + column + "`= '" + primaryKey + "'";
    if (TblUtil.isNumber(TblUtil.getColunmType(connection, table, column))) {
        sql = "select * from `" + table + "` where `" + column + "`= " + primaryKey;

    }

    logger.info(sql);

    PreparedStatement statement = connection.prepareStatement(sql);
    statement.execute();
    ResultSetMetaData metaData = statement.getMetaData();
    ResultSet statementResultSet = statement.getResultSet();
    JSONObject row = new JSONObject();

    while (statementResultSet.next()) {
        for (int i = 1; i < metaData.getColumnCount() + 1; i++) {
            String columnName = metaData.getColumnName(i);
            String fieldName = VelocityUtil.toHump(columnName);
            Object object = statementResultSet.getObject(columnName);
            row.put(fieldName, object);
        }
    }

    statementResultSet.close();
    statement.close();
    connection.close();
    return row.size() > 0 ? row : null;

}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * Parse the jsonObject to {@link WXDomObject} recursively
 * @param json the original JSONObject
 * @return Dom Object corresponding to the JSONObject.
 */
public static  @Nullable WXDomObject parse(JSONObject json, WXSDKInstance wxsdkInstance){
    if (json == null || json.size() <= 0) {
      return null;
    }

    String type = (String) json.get(TYPE);
    WXDomObject domObject = WXDomObjectFactory.newInstance(type);

    domObject.setViewPortWidth(wxsdkInstance.getViewPortWidth());

    if(domObject == null){
      return null;
    }
    domObject.parseFromJson(json);
    domObject.mDomContext = wxsdkInstance;

    Object children = json.get(CHILDREN);
    if (children != null && children instanceof JSONArray) {
      JSONArray childrenArray = (JSONArray) children;
      int count = childrenArray.size();
      for (int i = 0; i < count; ++i) {
        domObject.add(parse(childrenArray.getJSONObject(i),wxsdkInstance),-1);
      }
    }

    return domObject;
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
/**
 * Parse the jsonObject to {@link WXDomObject} recursively
 * @param json the original JSONObject
 * @return Dom Object corresponding to the JSONObject.
 */
public static  @Nullable WXDomObject parse(JSONObject json, WXSDKInstance wxsdkInstance){
    if (json == null || json.size() <= 0) {
      return null;
    }

    String type = (String) json.get(TYPE);

    if (wxsdkInstance.isNeedValidate()) {
      WXValidateProcessor processor = WXSDKManager.getInstance()
              .getValidateProcessor();
      if (processor != null) {
        WXValidateProcessor.WXComponentValidateResult result = processor
                .onComponentValidate(wxsdkInstance, type);
        if (result != null && !result.isSuccess) {
          type = TextUtils.isEmpty(result.replacedComponent) ? WXBasicComponentType.DIV
                  : result.replacedComponent;
          json.put(TYPE, type);
          if(WXEnvironment.isApkDebugable()&&result.validateInfo!=null){
            String tag = "[WXDomObject]onComponentValidate failure. >>> "+result.validateInfo.toJSONString();
            WXLogUtils.e(tag);
          }
        }
      }
    }

    WXDomObject domObject = WXDomObjectFactory.newInstance(type);

    domObject.setViewPortWidth(wxsdkInstance.getInstanceViewPortWidth());

    if(domObject == null){
      return null;
    }
    domObject.parseFromJson(json);
    domObject.mDomContext = wxsdkInstance;

    Object children = json.get(CHILDREN);
    if (children != null && children instanceof JSONArray) {
      JSONArray childrenArray = (JSONArray) children;
      int count = childrenArray.size();
      for (int i = 0; i < count; ++i) {
        domObject.add(parse(childrenArray.getJSONObject(i),wxsdkInstance),-1);
      }
    }

    return domObject;
}
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
@Test
    public void HttpGetFilterTest() {
        SqlParser parser = new SqlParser();
        Query q = null;
        Object o = new Object();
        JSONArray jsonArray = null;

        int num = 0, cou = 0;
        while (true) {
            o = HttpUtil.HttpGet(Settings.PRESTO_QUERY);
            jsonArray = JSON.parseArray(o.toString());

            String queryId = null;
            String query = null;
            for (int i = count; i < jsonArray.size(); i++) {
                System.out.println("Loop Times: " + num);
                JSONObject jsonObject = (JSONObject) jsonArray.get(i);
                if (jsonObject.size() == 8) {
                    queryId = jsonObject.get("queryId").toString();
                    query = jsonObject.get("query").toString();
//                    System.out.println(queryId + "\t" + i + "\t" + query);
                    // Parser
                    try {
                        q = (Query) parser.createStatement(query);
                    } catch (Exception e) {
                        ExceptionHandler.Instance().log(ExceptionType.ERROR, "query error", e);
                    }
//                System.out.println(q.toString());
                    QuerySpecification queryBody = (QuerySpecification) q.getQueryBody();
                    // get columns
                    List<SelectItem> selectItemList = queryBody.getSelect().getSelectItems();
                    for (SelectItem column : selectItemList) {
                        System.out.println(column.toString());
                    }
                    // tableName
                    Table t = (Table) queryBody.getFrom().get();
                    System.out.println(t.getName());
                    if (t.getName().equals("text")) {
                        System.out.println("Text visit: " + cou++);
                    }
                }
            }
            // update count
            count = jsonArray.size();
            num++;
            o = new Object();
        }
    }
 

import com.alibaba.fastjson.JSONObject; //导入方法依赖的package包/类
private boolean isCompactedArrayFormat(JSONObject object) {
    return object.size() == 2
            && object.containsKey("_h")
            && object.containsKey("_d");
}