org.springframework.beans.propertyeditors

Class CharacterEditor

java.lang.Object

java.beans.PropertyEditorSupport

org.springframework.beans.propertyeditors.CharacterEditor

All Implemented Interfaces:

java.beans.PropertyEditor

public class CharacterEditor
extends java.beans.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

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	allowEmpty
private static int	UNICODE_LENGTH The length of a Unicode character sequence.
private static java.lang.String	UNICODE_PREFIX The prefix that identifies a string as being a Unicode character sequence.

Constructor Summary

Constructors

Constructor and Description
CharacterEditor(boolean allowEmpty) Create a new CharacterEditor instance.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getAsText()
private boolean	isUnicodeCharacterSequence(java.lang.String sequence)
void	setAsText(java.lang.String text)
private void	setAsUnicode(java.lang.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

Field Detail

UNICODE_PREFIX

private static final java.lang.String UNICODE_PREFIX

The prefix that identifies a string as being a Unicode character sequence.

See Also:

Constant Field Values

UNICODE_LENGTH

private static final int UNICODE_LENGTH

The length of a Unicode character sequence.

See Also:

Constant Field Values

allowEmpty

private final boolean allowEmpty

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(java.lang.String text)
               throws java.lang.IllegalArgumentException

Specified by:

setAsText in interface java.beans.PropertyEditor

Overrides:

setAsText in class java.beans.PropertyEditorSupport

Throws:

java.lang.IllegalArgumentException

getAsText

public java.lang.String getAsText()

Specified by:

getAsText in interface java.beans.PropertyEditor

Overrides:

getAsText in class java.beans.PropertyEditorSupport

isUnicodeCharacterSequence

private boolean isUnicodeCharacterSequence(java.lang.String sequence)

setAsUnicode

private void setAsUnicode(java.lang.String text)