org.jpox.store.expression
Interface ExpressionPatternAdapter

All Known Subinterfaces:

DatastoreAdapter, RDBMSAdapter

All Known Implementing Classes:

AbstractDatastoreAdapter, DatabaseAdapter

public interface ExpressionPatternAdapter

Interface that allows one datastore adapt pattern expressions

Version:

$Revision: 1.3 $

Method Summary

java.lang.String	getEscapeCharacter() The character for escaping characters in pattern expressions.
ScalarExpression	getEscapedPatternExpression(ScalarExpression patternExpression) Escape the characters of an expression expanded in word searches.
java.lang.String	getEscapePatternExpression() The character for escaping characters in pattern expressions.
java.lang.String	getPatternExpressionAnyCharacter() The pattern string for representing one character that is expanded in word searches.
java.lang.String	getPatternExpressionZeroMoreCharacters() The pattern string for representing zero or more characters that is expanded in word searches.

Method Detail

getEscapedPatternExpression

public ScalarExpression getEscapedPatternExpression(ScalarExpression patternExpression)

Escape the characters of an expression expanded in word searches.

Parameters:

patternExpression - The expression

Returns:

the escaped string.

getPatternExpressionAnyCharacter

public java.lang.String getPatternExpressionAnyCharacter()

The pattern string for representing one character that is expanded in word searches. Most of databases will use the underscore character.

Returns:

the pattern string.

getPatternExpressionZeroMoreCharacters

public java.lang.String getPatternExpressionZeroMoreCharacters()

The pattern string for representing zero or more characters that is expanded in word searches. Most of databases will use the percent sign character.

Returns:

the pattern string.

getEscapePatternExpression

public java.lang.String getEscapePatternExpression()

The character for escaping characters in pattern expressions.

Returns:

the character.

getEscapeCharacter

public java.lang.String getEscapeCharacter()

The character for escaping characters in pattern expressions.

Returns:

the character.