org.owasp.esapi.codecs

Class OracleCodec

java.lang.Object

org.owasp.esapi.codecs.Codec

org.owasp.esapi.codecs.OracleCodec

public class OracleCodec
extends Codec

Implementation of the Codec interface for Oracle strings. This function will only protect you from SQLi in the case of user data bring placed within an Oracle quoted string such as: select * from table where user_name=' USERDATA ';

Since:

June 1, 2007

Author:

Jeff Williams (jeff.williams .at. aspectsecurity.com) Aspect Security, Jim Manico (jim@manico.net) Manico.net

See Also:

how-to-escape-single-quotes-in-strings, Encoder

Constructor Summary

Constructors

Constructor and Description
OracleCodec()

Method Summary

Methods

Modifier and Type	Method and Description
java.lang.Character	decodeCharacter(PushbackString input) Returns the decoded version of the next character from the input string and advances the current character in the PushbackString.
java.lang.String	encodeCharacter(char[] immune, java.lang.Character c) Default implementation that should be overridden in specific codecs.

Methods inherited from class org.owasp.esapi.codecs.Codec

containsCharacter, decode, encode, getHexForNonAlphanumeric, toHex, toOctal

Methods inherited from class java.lang.Object

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

Constructor Detail

OracleCodec

public OracleCodec()

Method Detail

encodeCharacter

public java.lang.String encodeCharacter(char[] immune,
                               java.lang.Character c)

Default implementation that should be overridden in specific codecs. Encodes ' to '' Encodes ' to ''

Overrides:

encodeCharacter in class Codec

Parameters:

immune -

c - the Character to encode

Returns:

the encoded Character

decodeCharacter

public java.lang.Character decodeCharacter(PushbackString input)

Returns the decoded version of the next character from the input string and advances the current character in the PushbackString. If the current character is not encoded, this method MUST reset the PushbackString. Returns the decoded version of the character starting at index, or null if no decoding is possible. Formats all are legal '' decodes to '

Overrides:

decodeCharacter in class Codec

Parameters:

input - the Character to decode

Returns:

the decoded Character