本文整理了Java中com.haulmont.chile.core.datatypes.Datatype类的一些代码示例，展示了Datatype类的具体用法。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。Datatype类的具体详情如下：
包路径：com.haulmont.chile.core.datatypes.Datatype
类名称：Datatype

Datatype介绍

[英]Represents a data type of an entity property.
[中]表示实体属性的数据类型。

代码示例

代码示例来源：origin: com.haulmont.cuba/cuba-global

@Override
  public JsonElement serialize(Date src, Type typeOfSrc, JsonSerializationContext context) {
    String formattedDate = dateDatatype.format(src);
    return new JsonPrimitive(formattedDate);
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-gui

protected <T> void register(Datatype datatype, Aggregation<T> aggregation) {
  aggregationByDatatype.put(datatype.getJavaClass(), aggregation);
}

代码示例来源：origin: com.haulmont.cuba/cuba-global

@Override
  public Date deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
    String formattedDate = json.getAsJsonPrimitive().getAsString();
    try {
      return Strings.isNullOrEmpty(formattedDate) ? null : dateDatatype.parse(formattedDate);
    } catch (ParseException e) {
      throw new EntitySerializationException("Cannot parse date " + formattedDate);
    }
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-global

protected Object readSimpleProperty(JsonElement valueElement, Datatype propertyType) {
  String value = valueElement.getAsString();
  if (value == null) return null;
  try {
    Class javaClass = propertyType.getJavaClass();
    if (BigDecimal.class.isAssignableFrom(javaClass)) {
      return valueElement.getAsBigDecimal();
    } else if (Long.class.isAssignableFrom(javaClass)) {
      return valueElement.getAsLong();
    } else if (Integer.class.isAssignableFrom(javaClass)) {
      return valueElement.getAsInt();
    } else if (Double.class.isAssignableFrom(javaClass)) {
      return valueElement.getAsDouble();
    }
    return propertyType.parse(value);
  } catch (ParseException e) {
    throw new EntitySerializationException(String.format("An error occurred while parsing property. Type [%s]. Value [%s].", propertyType, value), e);
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-gui

if (metaPropertyPath != null
    && metaPropertyPath.getRange().isDatatype()) {
  Class javaClass = metaPropertyPath.getRange().asDatatype().getJavaClass();
  if (Boolean.class.equals(javaClass)) {
    cellValue = false;
  str = createSpaceString(level) + datatype.format(n);
  cell.setCellValue(str);
} else {
  try {
    str = datatype.format(n);
    Number result = (Number) datatype.parse(str);
    if (result != null) {
      if (n instanceof Integer || n instanceof Long || n instanceof Byte || n instanceof Short) {
  MetaProperty metaProperty = metaPropertyPath.getMetaProperty();
  if (metaProperty.getRange().isDatatype()) {
    javaClass = metaProperty.getRange().asDatatype().getJavaClass();
  String str = Datatypes.getNN(Date.class).format(date);
  sizers[sizersIndex].notifyCellValue(str, stdFont);

代码示例来源：origin: com.haulmont.cuba/cuba-gui

v = datatype.parse(e.getValue(), userSessionSource1.getLocale());
    } catch (ValueConversionException ex) {
      showParseExceptionNotification(ex.getLocalizedMessage());
field.setValue(datatype.format(_getValue(valueProperty), sessionSource.getLocale()));
return field;

代码示例来源：origin: com.haulmont.cuba/cuba-gui

Datatype datatype = Datatypes.getNN(javaClass);
if (datatype.getJavaClass().equals(Date.class)) {
  try {
    value = datatype.parse(text);
  } catch (ParseException e) {
    try {
    value = datatype.parse(text);
  } catch (ParseException e) {
    throw new RuntimeException("Parse exception for string " + text, e);

代码示例来源：origin: com.haulmont.charts/charts-web

protected String getDateTimeFormattedValue(Object value, Locale locale) {
  return Datatypes.getNN(Date.class).format(value, locale);
}

代码示例来源：origin: com.haulmont.reports/reports-core

protected Object readSimpleProperty(JsonReader in, Class<?> propertyType) throws IOException {
  String value = in.nextString();
  Object parsedValue = null;
  try {
    Datatype<?> datatype = Datatypes.get(propertyType);
    if (datatype != null) {
      parsedValue = datatype.parse(value);
    }
    return parsedValue;
  } catch (ParseException e) {
    throw new RuntimeException(
        format("An error occurred while parsing property. Class [%s]. Value [%s].", propertyType, value), e);
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-global

@Override
public String getIdByJavaClass(Class<?> javaClass) {
  for (Map.Entry<String, Datatype> entry : datatypeById.entrySet()) {
    if (entry.getValue().getJavaClass().equals(javaClass))
      return entry.getKey();
  }
  throw new IllegalArgumentException("No datatype registered for " + javaClass);
}

代码示例来源：origin: com.haulmont.cuba/cuba-rest-api

Class type = property.getRange().asDatatype().getJavaClass();
if (!type.equals(String.class) && "null".equals(xmlValue)) {
  value = null;
} else {
  value = property.getRange().asDatatype().parse(xmlValue);

代码示例来源：origin: com.haulmont.cuba/cuba-global

protected JsonArray serializeSimpleCollection(Collection fieldValue, MetaProperty property) {
    JsonArray jsonArray = new JsonArray();
    fieldValue.stream()
        .forEach(item -> {
          if (item instanceof Number) {
            jsonArray.add((Number) item);
          } else if (item instanceof Boolean) {
            jsonArray.add((Boolean) item);
          } else {
            Datatype datatype = property.getRange().asDatatype();
            jsonArray.add(datatype.format(item));
          }
        });
    return jsonArray;
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-rest-api

private static Object parseByDatatype(String value, Class<?> type) throws ParseException {
  Datatype datatype = Datatypes.getNN(type);
  return datatype.parse(value);
}

代码示例来源：origin: com.haulmont.cuba/cuba-global

public KeyValueMetaProperty(MetaClass metaClass, String name, Datatype datatype) {
  this.name = name;
  this.javaClass = datatype.getJavaClass();
  this.metaClass = metaClass;
  this.mandatory = false;
  this.range = new DatatypeRange(datatype);
  this.type = Type.DATATYPE;
}

代码示例来源：origin: com.haulmont.cuba/cuba-global

/**
 * Format Date (date without time) using {@code dateFormat} string specified in the main message pack.
 * @return string representation or empty string if the value is null
 */
public String formatDate(@Nullable Date value) {
  return datatypeRegistry.getNN(java.sql.Date.class).format(value, uss.getLocale());
}

代码示例来源：origin: com.haulmont.cuba/cuba-rest-api

/**
 * Parses string value into specific type
 *
 * @param value    value to parse
 * @param typeName Datatype name
 * @return parsed object
 */
public static Object parseByTypename(String value, String typeName) {
  Datatype datatype = Datatypes.get(typeName);
  try {
    return datatype.parse(value);
  } catch (ParseException e) {
    throw new IllegalArgumentException(String.format("Cannot parse specified parameter of type '%s'", typeName), e);
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-global

@Override
  public void register(Datatype datatype, String id, boolean defaultForJavaClass) {
    Preconditions.checkNotNullArgument(datatype, "datatype is null");
    Preconditions.checkNotNullArgument(id, "id is null");
    log.trace("Register datatype: {}, id: {}, defaultForJavaClass: {}", datatype.getClass(), id, defaultForJavaClass);

    if (defaultForJavaClass) {
      datatypeByClass.put(datatype.getJavaClass(), datatype);
    }
    datatypeById.put(id, datatype);
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-global

/**
 * Format BigDecimal using {@code decimalFormat} string specified in the main message pack.
 * @return string representation or empty string if the value is null
 */
public String formatBigDecimal(@Nullable BigDecimal value) {
  return datatypeRegistry.getNN(BigDecimal.class).format(value, uss.getLocale());
}

代码示例来源：origin: com.haulmont.cuba/cuba-global

/**
   * Parse Long using {@code integerFormat} string specified in the main message pack.
   * @return Long value or null if a blank string is provided
   */
  @Nullable
  public Long parseLong(String str) throws ParseException {
    return datatypeRegistry.getNN(Long.class).parse(str, uss.getLocale());
  }
}

代码示例来源：origin: com.haulmont.cuba/cuba-gui

public static ListEditor.ItemType itemTypeFromDatatype(Datatype datatype) {
  Class type = datatype.getJavaClass();
  if (type.equals(String.class)) {
    return STRING;
  } else if (type.equals(Integer.class)) {
    return INTEGER;
  } else if (type.equals(BigDecimal.class)) {
    return BIGDECIMAL;
  } else if (type.equals(Double.class)) {
    return DOUBLE;
  } else if (type.equals(Long.class)) {
    return LONG;
  } else if (type.equals(java.sql.Date.class)) {
    return DATE;
  } else if (type.equals(Date.class)) {
    return DATETIME;
  } else if (type.equals(Boolean.class)) {
    return BOOLEAN;
  } else if (type.equals(java.util.UUID.class)) {
    return UUID;
  } else {
    throw new IllegalArgumentException("Datatype " + datatype + " is not supported");
  }
}