|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Object org.springframework.binding.format.support.AbstractFormatter
public abstract class AbstractFormatter
Abstract base class for all formatters.
Constructor Summary | |
---|---|
protected |
AbstractFormatter()
Constructs a formatter. |
protected |
AbstractFormatter(boolean allowEmpty)
Constructs a formatter. |
Method Summary | |
---|---|
protected abstract java.lang.String |
doFormatValue(java.lang.Object value)
Template method subclasses should override to encapsulate formatting logic. |
protected abstract java.lang.Object |
doParseValue(java.lang.String formattedString,
java.lang.Class targetClass)
Template method subclasses should override to encapsulate parsing logic. |
java.lang.String |
formatValue(java.lang.Object value)
Format the value. |
protected java.lang.String |
getEmptyFormattedValue()
Returns the formatted form of an empty value. |
protected java.lang.Object |
getEmptyValue()
Returns the empty value (resulting from parsing an empty input string). |
protected java.lang.String |
getExpectedFormat(java.lang.Class targetClass)
Returns the expected string format for the given target class. |
boolean |
isAllowEmpty()
Allow formatting of empty (null or blank) values? |
protected boolean |
isEmpty(java.lang.Object o)
Is given object empty (null or empty string)? |
java.lang.Object |
parseValue(java.lang.String formattedString,
java.lang.Class targetClass)
Parse the formatted string representation of a value, restoring the value. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
---|
protected AbstractFormatter()
protected AbstractFormatter(boolean allowEmpty)
allowEmpty
- allow formatting of empty (null or blank) values?Method Detail |
---|
public boolean isAllowEmpty()
public final java.lang.String formatValue(java.lang.Object value)
Formatter
formatValue
in interface Formatter
value
- the value to format
protected abstract java.lang.String doFormatValue(java.lang.Object value)
value
- the value to format
protected java.lang.String getEmptyFormattedValue()
public final java.lang.Object parseValue(java.lang.String formattedString, java.lang.Class targetClass) throws InvalidFormatException
Formatter
parseValue
in interface Formatter
formattedString
- the formatted string representationtargetClass
- the target class to convert the formatted value to
InvalidFormatException
- the string was in an invalid formprotected abstract java.lang.Object doParseValue(java.lang.String formattedString, java.lang.Class targetClass) throws InvalidFormatException, java.text.ParseException
formattedString
- the formatted string to parse
InvalidFormatException
- an exception occured parsing
java.text.ParseException
- when parse exceptions occurprotected java.lang.Object getEmptyValue()
protected java.lang.String getExpectedFormat(java.lang.Class targetClass)
protected boolean isEmpty(java.lang.Object o)
|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |