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Java Source Code / Java Documentation » Workflow Engines » spring webflow 1.0.4 » org.springframework.binding.format.support 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.springframework.binding.format.support.AbstractFormatter

All known Subclasses:   org.springframework.binding.format.support.DateFormatter,  org.springframework.binding.format.support.LabeledEnumFormatter,  org.springframework.binding.format.support.PropertyEditorFormatter,  org.springframework.binding.format.support.NumberFormatter,
AbstractFormatter
abstract public class AbstractFormatter implements Formatter(Code)
Abstract base class for all formatters.
author:
   Keith Donald



Constructor Summary
protected  AbstractFormatter()
     Constructs a formatter.
protected  AbstractFormatter(boolean allowEmpty)
     Constructs a formatter.

Method Summary
abstract protected  StringdoFormatValue(Object value)
     Template method subclasses should override to encapsulate formatting logic.
abstract protected  ObjectdoParseValue(String formattedString, Class targetClass)
     Template method subclasses should override to encapsulate parsing logic.
final public  StringformatValue(Object value)
    
protected  StringgetEmptyFormattedValue()
     Returns the formatted form of an empty value.
protected  ObjectgetEmptyValue()
     Returns the empty value (resulting from parsing an empty input string).
protected  StringgetExpectedFormat(Class targetClass)
     Returns the expected string format for the given target class.
public  booleanisAllowEmpty()
    
protected  booleanisEmpty(Object o)
    
final public  ObjectparseValue(String formattedString, Class targetClass)
    


Constructor Detail
AbstractFormatter
protected AbstractFormatter()(Code)
Constructs a formatter.



AbstractFormatter
protected AbstractFormatter(boolean allowEmpty)(Code)
Constructs a formatter.
Parameters:
  allowEmpty - allow formatting of empty (null or blank) values?




Method Detail
doFormatValue
abstract protected String doFormatValue(Object value)(Code)
Template method subclasses should override to encapsulate formatting logic.
Parameters:
  value - the value to format the formatted string representation



doParseValue
abstract protected Object doParseValue(String formattedString, Class targetClass) throws InvalidFormatException, ParseException(Code)
Template method subclasses should override to encapsulate parsing logic.
Parameters:
  formattedString - the formatted string to parse the parsed value
throws:
  InvalidFormatException - an exception occured parsing
throws:
  ParseException - when parse exceptions occur



formatValue
final public String formatValue(Object value)(Code)



getEmptyFormattedValue
protected String getEmptyFormattedValue()(Code)
Returns the formatted form of an empty value. Default implementation just returns the empty string.



getEmptyValue
protected Object getEmptyValue()(Code)
Returns the empty value (resulting from parsing an empty input string). This default implementation just returns null.



getExpectedFormat
protected String getExpectedFormat(Class targetClass)(Code)
Returns the expected string format for the given target class. The default implementation just returns null.



isAllowEmpty
public boolean isAllowEmpty()(Code)
Allow formatting of empty (null or blank) values?



isEmpty
protected boolean isEmpty(Object o)(Code)
Is given object empty (null or empty string)?



parseValue
final public Object parseValue(String formattedString, Class targetClass) throws InvalidFormatException(Code)



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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