de.esprit.appsuite.database.dbgui.field

Class InputValidator

java.lang.Object

de.esprit.common.util.DumpableObject

de.esprit.appsuite.database.dbgui.field.InputValidator

All Implemented Interfaces:

Dumpable

public class InputValidator
extends DumpableObject

This class encapsulates the functionality for checking the validity of field input. Its a central place to define what values are valid for what fields. All fields will request this class when they check the validity of their input with the isInputValid() method.

Author:

Rainer Buesch

Constructor Summary

Constructors

Constructor and Description
InputValidator()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	checkExcludedValue(Field field, java.lang.Object value, java.lang.Object exclValue)
void	checkFieldInput(Field field)
protected void	checkMaxValue(Field field, java.util.Date value, java.util.Date maxValue)
protected void	checkMaxValue(Field field, double value, double maxValue)
protected void	checkMinValue(Field field, java.util.Date value, java.util.Date minValue)
protected void	checkMinValue(Field field, double value, double minValue)
protected void	checkRange(Field field, java.util.Date value, java.util.Date minValue, java.util.Date maxValue)
protected void	checkRange(Field field, double value, double minValue, double maxValue)
static InputValidator	getInstance()
boolean	isEnabled()
protected boolean	isUncheckedField(Field field) Tells whether the field needs input checking.
void	put(Field field, InputCheckType checkType, java.lang.Object checkValue)
void	setEnabled(boolean isEnabled)
static void	setInstance(InputValidator validator) Allows for setting you own instance to be used for field input checking.
java.lang.String	toDumpString() Note that this method returns a String with platform specific line breaks.
ToString	toString(ToString s) This method allows subclasses to add values to the existing ToString of the superclass.

Methods inherited from class de.esprit.common.util.DumpableObject

configureDumpHeadlineLength, configureDumpMaxElementsPrinted, copyDumpStringValues, copyToStringValues, createDumpHeader, toDumpString, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

InputValidator

public InputValidator()

Method Detail

getInstance

public static InputValidator getInstance()

setInstance

public static void setInstance(InputValidator validator)

Allows for setting you own instance to be used for field input checking.

put

public void put(Field field,
       InputCheckType checkType,
       java.lang.Object checkValue)

checkFieldInput

public void checkFieldInput(Field field)
                     throws java.lang.Exception

Throws:

java.lang.Exception

isUncheckedField

protected boolean isUncheckedField(Field field)

Tells whether the field needs input checking. DisplayField and LabelField for instance need no input checking.

checkExcludedValue

protected void checkExcludedValue(Field field,
                      java.lang.Object value,
                      java.lang.Object exclValue)
                           throws java.lang.Exception

Throws:

java.lang.Exception

checkMinValue

protected void checkMinValue(Field field,
                 double value,
                 double minValue)
                      throws java.lang.Exception

Throws:

java.lang.Exception

checkMaxValue

protected void checkMaxValue(Field field,
                 double value,
                 double maxValue)
                      throws java.lang.Exception

Throws:

java.lang.Exception

checkRange

protected void checkRange(Field field,
              double value,
              double minValue,
              double maxValue)
                   throws java.lang.Exception

Throws:

java.lang.Exception

checkMinValue

protected void checkMinValue(Field field,
                 java.util.Date value,
                 java.util.Date minValue)
                      throws java.lang.Exception

Throws:

java.lang.Exception

checkMaxValue

protected void checkMaxValue(Field field,
                 java.util.Date value,
                 java.util.Date maxValue)
                      throws java.lang.Exception

Throws:

java.lang.Exception

checkRange

protected void checkRange(Field field,
              java.util.Date value,
              java.util.Date minValue,
              java.util.Date maxValue)
                   throws java.lang.Exception

Throws:

java.lang.Exception

toDumpString

public java.lang.String toDumpString()

Description copied from class: DumpableObject

Note that this method returns a String with platform specific line breaks. Therefore it can be directly written to any Writer.

Specified by:

toDumpString in interface Dumpable

Overrides:

toDumpString in class DumpableObject

toString

public ToString toString(ToString s)

Description copied from interface: Dumpable

This method allows subclasses to add values to the existing ToString of the superclass. Usually subclasses only need to override this method.

Specified by:

toString in interface Dumpable

Overrides:

toString in class DumpableObject

setEnabled

public void setEnabled(boolean isEnabled)

isEnabled

public boolean isEnabled()