Java JSONValue.isNumber方法代碼示例

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
public IFlowRequest create(JSONArray state, Integer initialItemIndex) {
    IFlowRequest flowRequest = null;

    if (initialItemIndex != null) {
        flowRequest = new FlowRequest.NavigateGotoItem(initialItemIndex);
    } else if (state != null) {

        JSONValue firstState = state.get(0);
        if (firstState.isNumber() != null) {
            flowRequest = getFlowRequestFromNumber(firstState);
        } else if (firstState.isString() != null) {
            flowRequest = getFlowRequestFromString(firstState);
        }
    }
    return flowRequest;
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
@Override
public void setState(JSONArray newState) {
    JSONValue jsonValue = newState.get(0);
    if (jsonValue.isNumber() != null) {
        int idFromState = (int) jsonValue.isNumber().doubleValue();
        assetId = Optional.of(idFromState);
    }
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
private static long getLongValue(JSONObject obj, String fieldName) throws JSONException {
    JSONValue jsonLongValue = obj.get(fieldName);
    if (jsonLongValue == null) {
        throw new JSONException("Expected JSON Object with attribute " + fieldName + ": " + obj.toString());
    }
    JSONNumber jsonLong = jsonLongValue.isNumber();
    if (jsonLong == null) {
        throw new JSONException("Expected JSON number: " + jsonLongValue.toString());
    }
    return (long) jsonLong.doubleValue();
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
private static int retrieveErrorCode(JSONObject exc) {
    JSONValue val = exc.get("httpErrorCode");
    if (val == null || val.isNumber() == null) {
        return -1;
    } else {
        return (int) val.isNumber().doubleValue();
    }
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
@Override
public void processResult(String result) {
    JSONObject object = controller.parseJSON(result).isObject();
    if (object != null) {

        String timeStamp = DateTimeFormat.getFormat(PredefinedFormat.HOUR24_MINUTE)
                                         .format(new Date(System.currentTimeMillis()));

        addRow();
        loadTable.setValue(loadTable.getNumberOfRows() - 1, 0, timeStamp);

        boolean initColumns = super.initColumns();
        int colIndex = 1;
        for (String key : object.keySet()) {

            if (initColumns) {
                loadTable.addColumn(ColumnType.NUMBER, beautifyName(key));
            }

            double value = 0;
            JSONValue jsonVal = object.get(key).isArray().get(0).isObject().get("value");
            if (jsonVal != null && jsonVal.isNumber() != null) {
                value = jsonVal.isNumber().doubleValue();
            }
            loadTable.setValue(loadTable.getNumberOfRows() - 1, colIndex++, value);
        }

        loadChart.draw(loadTable, loadOpts);
    }
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
public Integer getNumberValueFor(EditorProperties property) {
  JSONValue jsonValue = getJsonValueFor(property);
  if (jsonValue == null) {
    return null;
  }

  JSONNumber jsonNumber = jsonValue.isNumber();
  if (jsonNumber == null) {
    return null;
  }

  Double result = jsonNumber.doubleValue();
  return result.intValue();
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
/**
 * Creates one of implementations of {@link EditorPropertyWidget}.
 *
 * @return an instance of {@link EditorPropertyWidget}
 */
public EditorPropertyWidget create(@NotNull String propertyName, @NotNull JSONValue value) {
  if (value.isBoolean() != null) {
    return new EditorBooleanPropertyWidget(propertyName, value.isBoolean().booleanValue());
  }

  if (value.isNumber() != null) {
    Double doubleValue = value.isNumber().doubleValue();
    return new EditorNumberPropertyWidget(propertyName, doubleValue.intValue());
  }
  return new EditorStringPropertyWidget(propertyName, value.toString());
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
private static boolean matches(JSONValue element, JsonDecision decision) {
  if (decision == JsonDecision.LIST) {
    return element.isArray() != null;
  }
  if (decision == JsonDecision.BOOLEAN) {
    return element.isBoolean() != null;
  }
  if (decision == JsonDecision.NUMBER) {
    return element.isNumber() != null;
  }
  if (decision == JsonDecision.STRING) {
    return element.isString() != null;
  }
  return element.isObject() != null;
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
@Override
public void setJSONValue(JSONValue value) {
  JSONNumber numberVal = value.isNumber();
  JSONString stringVal = value.isString();
  if (numberVal != null) {
    textbox.setValue(String.valueOf(numberVal.doubleValue()));
  } else if (stringVal != null){
    textbox.setValue(stringVal.stringValue());
  } else {
    throw new JSONException("Not a valid JSON number: " + value.toString());
  }
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
public Object getPrimaryKey(AbstractRecord record) {
	if (record.getCorrespondingJsonObject().containsKey(pkAttribute)) {
		JSONValue value = record.getCorrespondingJsonObject().get(pkAttribute);
		if (value.isNumber() != null) {
			return new Long((long) value.isNumber().doubleValue());
		}
		if (value.isString() != null) {
			return value.isString().stringValue();
		}
	}
	return null;
}
 

import com.google.gwt.json.client.JSONValue; //導入方法依賴的package包/類
/**
 * Helper function to extract a long value from given JSON object.
 *
 * @param json JSON object to extract the value from.
 * @param key key of the value to extract.
 * @return the Long object extracted from JSON (can be null if the value does
 *         not exist or is invalid.
 */
private static Long getJsonLongValue(JSONObject json, String key) {
  JSONValue value = json.get(key);
  JSONNumber number = value == null ? null : value.isNumber();
  return number != null ? Math.round(number.doubleValue()) : null;
}