BEA WebLogic Server 9.1 API Reference

weblogicx.jsp.tags.validators
Interface Validatable

All Known Implementing Classes:

ValidatableAdapter

public interface Validatable

All validators directly or indirectly should implement the following interface and it is used by Summary to call methods on them.

Copyright © 2005 BEA Systems, Inc. All Rights Reserved.

Field Summary

static String	ENCODED_SEPERATOR string denoting the hidden field's encoded seperator
static String	SEPERATOR string denoting the "read" seperator for reading the parameter from the request and translating it back into a Validatable object

Method Summary

Validatable	decodeHiddenField(String stringToDecode) given the String of writtenHiddenField(), this method must know how to reconstruct an object from the string.
String	getErrorMessage()
String	getFieldToValidate()
boolean	isValid() returns whether the validation was successful
void	setIsValid(boolean b) set whether the particular validator was successful or not
boolean	validate(ServletRequest req) validate method where all the logic for validation lies.
String	writeHiddenField() write a hidden input type e.g.

Field Detail

ENCODED_SEPERATOR

public static final String ENCODED_SEPERATOR

string denoting the hidden field's encoded seperator

See Also:

Constant Field Values

SEPERATOR

public static final String SEPERATOR

string denoting the "read" seperator for reading the parameter from the request and translating it back into a Validatable object

See Also:

Constant Field Values

Method Detail

decodeHiddenField

public Validatable decodeHiddenField(String stringToDecode)
                              throws Exception

given the String of writtenHiddenField(), this method must know how to reconstruct an object from the string.

Throws:

Exception

getErrorMessage

public String getErrorMessage()

Returns:

errorMessage

getFieldToValidate

public String getFieldToValidate()

Returns:

fieldToValidate

isValid

public boolean isValid()

returns whether the validation was successful

setIsValid

public void setIsValid(boolean b)

set whether the particular validator was successful or not

validate

public boolean validate(ServletRequest req)
                 throws Exception

validate method where all the logic for validation lies.

Throws:

Exception

writeHiddenField

public String writeHiddenField()

write a hidden input type e.g. className=classImplementingValidatable+ENCODED_SEPERATOR+ fieldToValidate=somefield+ENCODED_SEPERATOR+expression=someexpr +ENCODED_SEPERATOR+errorMessage