CharacterEditor (Spring Framework API 2.1) - Spring Framework 2.1.0 API 文档英文版

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org.springframework.beans.propertyeditors
Class CharacterEditor

java.lang.Object
  java.beans.PropertyEditorSupport
      org.springframework.beans.propertyeditors.CharacterEditor

All Implemented Interfaces:: PropertyEditor

public class CharacterEditor
extends PropertyEditorSupport
extends PropertyEditorSupport

Editor for a Character, to populate a property of type Character or char from a String value.

Note that the JDK does not contain a default property editor for char! BeanWrapperImpl will register this editor by default.

Also supports conversion from a Unicode character sequence; e.g. u0041 ('A').

Since:: 1.2
Author:: Juergen Hoeller, Rob Harrop, Rick Evans
See Also:: Character, BeanWrapperImpl

Constructor Summary

CharacterEditor(boolean allowEmpty)
          Create a new CharacterEditor instance.

Method Summary

String getAsText()


void setAsText(String text)


Methods inherited from class java.beans.PropertyEditorSupport

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

Methods inherited from class java.lang.Object

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

Constructor Summary
`CharacterEditor(boolean allowEmpty)` Create a new CharacterEditor instance.

Method Summary
`String`	`getAsText()`
`void`	`setAsText(String text)`

Methods inherited from class java.beans.PropertyEditorSupport
`addPropertyChangeListener, firePropertyChange, getCustomEditor, getJavaInitializationString, getSource, getTags, getValue, isPaintable, paintValue, removePropertyChangeListener, setSource, setValue, supportsCustomEditor`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

CharacterEditor

public CharacterEditor(boolean allowEmpty)

Create a new CharacterEditor instance.

The "allowEmpty" parameter controls whether an empty String is to be allowed in parsing, i.e. be interpreted as the null value when text is being converted. If false, an IllegalArgumentException will be thrown at that time.

Parameters:: allowEmpty - if empty strings are to be allowed

Method Detail

setAsText

public void setAsText(String text)
               throws IllegalArgumentException

Specified by:: setAsText in interface PropertyEditor
Overrides:: setAsText in class PropertyEditorSupport

Throws:: IllegalArgumentException

getAsText

public String getAsText()

Specified by:: getAsText in interface PropertyEditor
Overrides:: getAsText in class PropertyEditorSupport