org.springframework.beans.propertyeditors

## 类 StringTrimmerEditor

- java.lang.Object
- - java.beans.PropertyEditorSupport
  - - org.springframework.beans.propertyeditors.StringTrimmerEditor

- 所有已实现的接口:
    PropertyEditor

      public class StringTrimmerEditor
      extends PropertyEditorSupport

  Property editor that trims Strings.

  Optionally allows transforming an empty string into a `null` value. Needs to be explicitly registered, e.g. for command binding.

  作者:
    Juergen Hoeller
  另请参阅:
    `org.springframework.validation.DataBinder#registerCustomEditor`

- - ### 构造器概要

    构造器
    构造器和说明
    `StringTrimmerEditor(boolean emptyAsNull)` Create a new StringTrimmerEditor.
    `StringTrimmerEditor(String charsToDelete, boolean emptyAsNull)` Create a new StringTrimmerEditor.

  - ### 方法概要

    所有方法 实例方法 具体方法
    限定符和类型 | 方法和说明
    --- | ---
    `String` | `getAsText()`
    `void` | `setAsText(String text)`

    - ### 从类继承的方法 java.beans.PropertyEditorSupport

      `addPropertyChangeListener, firePropertyChange, getCustomEditor, getJavaInitializationString, getSource, getTags, getValue, isPaintable, paintValue, removePropertyChangeListener, setSource, setValue, supportsCustomEditor`

    - ### 从类继承的方法 java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### 构造器详细资料

    - #### StringTrimmerEditor

          public StringTrimmerEditor(boolean emptyAsNull)

      Create a new StringTrimmerEditor.
      参数:
        `emptyAsNull` - `true` if an empty String is to be transformed into `null`

    - #### StringTrimmerEditor

          public StringTrimmerEditor(String charsToDelete,
                                     boolean emptyAsNull)

      Create a new StringTrimmerEditor.
      参数:
        `charsToDelete` - a set of characters to delete, in addition to trimming an input String. Useful for deleting unwanted line breaks: e.g. "\r\n\f" will delete all new lines and line feeds in a String.
        `emptyAsNull` - `true` if an empty String is to be transformed into `null`

  - ### 方法详细资料

    - #### setAsText

          public void setAsText(@Nullable
                                String text)

      指定者:
        `setAsText` 在接口中 `PropertyEditor`
      覆盖:
        `setAsText` 在类中 `PropertyEditorSupport`

    - #### getAsText

          public String getAsText()

      指定者:
        `getAsText` 在接口中 `PropertyEditor`
      覆盖:
        `getAsText` 在类中 `PropertyEditorSupport`