| Method from org.hibernate.sql.Template Detail: |
public static String renderOrderByStringTemplate(String sqlOrderByString,
Dialect dialect,
SQLFunctionRegistry functionRegistry) {
//TODO: make this a bit nicer
String symbols = new StringBuffer()
.append("= >< !+-*/()',|&`")
.append(StringHelper.WHITESPACE)
.append( dialect.openQuote() )
.append( dialect.closeQuote() )
.toString();
StringTokenizer tokens = new StringTokenizer(sqlOrderByString, symbols, true);
StringBuffer result = new StringBuffer();
boolean quoted = false;
boolean quotedIdentifier = false;
boolean hasMore = tokens.hasMoreTokens();
String nextToken = hasMore ? tokens.nextToken() : null;
while (hasMore) {
String token = nextToken;
String lcToken = token.toLowerCase();
hasMore = tokens.hasMoreTokens();
nextToken = hasMore ? tokens.nextToken() : null;
boolean isQuoteCharacter = false;
if ( !quotedIdentifier && "'".equals(token) ) {
quoted = !quoted;
isQuoteCharacter = true;
}
if ( !quoted ) {
boolean isOpenQuote;
if ( "`".equals(token) ) {
isOpenQuote = !quotedIdentifier;
token = lcToken = isOpenQuote ?
new Character( dialect.openQuote() ).toString() :
new Character( dialect.closeQuote() ).toString();
quotedIdentifier = isOpenQuote;
isQuoteCharacter = true;
}
else if ( !quotedIdentifier && ( dialect.openQuote()==token.charAt(0) ) ) {
isOpenQuote = true;
quotedIdentifier = true;
isQuoteCharacter = true;
}
else if ( quotedIdentifier && ( dialect.closeQuote()==token.charAt(0) ) ) {
quotedIdentifier = false;
isQuoteCharacter = true;
isOpenQuote = false;
}
else {
isOpenQuote = false;
}
if (isOpenQuote) {
result.append(TEMPLATE).append('.");
}
}
boolean quotedOrWhitespace = quoted ||
quotedIdentifier ||
isQuoteCharacter ||
Character.isWhitespace( token.charAt(0) );
if (quotedOrWhitespace) {
result.append(token);
}
else if (
isIdentifier(token, dialect) &&
!isFunctionOrKeyword(lcToken, nextToken, dialect, functionRegistry)
) {
result.append(TEMPLATE)
.append('.")
.append( dialect.quote(token) );
}
else {
result.append(token);
}
}
return result.toString();
}
Takes order by clause provided in the mapping attribute and interpolates the alias.
Handles asc, desc, SQL functions, quoted identifiers. |
public static String renderWhereStringTemplate(String sqlWhereString,
Dialect dialect,
SQLFunctionRegistry functionRegistry) {
return renderWhereStringTemplate(sqlWhereString, TEMPLATE, dialect, functionRegistry);
}
|
public static String renderWhereStringTemplate(String sqlWhereString,
String placeholder,
Dialect dialect) {
return renderWhereStringTemplate( sqlWhereString, placeholder, dialect, new SQLFunctionRegistry( dialect, java.util.Collections.EMPTY_MAP ) );
} Deprecated! Only - intended for annotations usage; use #renderWhereStringTemplate(String, String, Dialect, SQLFunctionRegistry) instead
|
public static String renderWhereStringTemplate(String sqlWhereString,
String placeholder,
Dialect dialect,
SQLFunctionRegistry functionRegistry) {
//TODO: make this a bit nicer
String symbols = new StringBuffer()
.append("= >< !+-*/()',|&`")
.append(StringHelper.WHITESPACE)
.append( dialect.openQuote() )
.append( dialect.closeQuote() )
.toString();
StringTokenizer tokens = new StringTokenizer(sqlWhereString, symbols, true);
StringBuffer result = new StringBuffer();
boolean quoted = false;
boolean quotedIdentifier = false;
boolean beforeTable = false;
boolean inFromClause = false;
boolean afterFromTable = false;
boolean hasMore = tokens.hasMoreTokens();
String nextToken = hasMore ? tokens.nextToken() : null;
while (hasMore) {
String token = nextToken;
String lcToken = token.toLowerCase();
hasMore = tokens.hasMoreTokens();
nextToken = hasMore ? tokens.nextToken() : null;
boolean isQuoteCharacter = false;
if ( !quotedIdentifier && "'".equals(token) ) {
quoted = !quoted;
isQuoteCharacter = true;
}
if ( !quoted ) {
boolean isOpenQuote;
if ( "`".equals(token) ) {
isOpenQuote = !quotedIdentifier;
token = lcToken = isOpenQuote ?
new Character( dialect.openQuote() ).toString() :
new Character( dialect.closeQuote() ).toString();
quotedIdentifier = isOpenQuote;
isQuoteCharacter = true;
}
else if ( !quotedIdentifier && ( dialect.openQuote()==token.charAt(0) ) ) {
isOpenQuote = true;
quotedIdentifier = true;
isQuoteCharacter = true;
}
else if ( quotedIdentifier && ( dialect.closeQuote()==token.charAt(0) ) ) {
quotedIdentifier = false;
isQuoteCharacter = true;
isOpenQuote = false;
}
else {
isOpenQuote = false;
}
if (isOpenQuote) {
result.append(placeholder).append('.");
}
}
boolean quotedOrWhitespace = quoted ||
quotedIdentifier ||
isQuoteCharacter ||
Character.isWhitespace( token.charAt(0) );
if (quotedOrWhitespace) {
result.append(token);
}
else if (beforeTable) {
result.append(token);
beforeTable = false;
afterFromTable = true;
}
else if (afterFromTable) {
if ( !"as".equals(lcToken) ) afterFromTable = false;
result.append(token);
}
else if ( isNamedParameter(token) ) {
result.append(token);
}
else if (
isIdentifier(token, dialect) &&
!isFunctionOrKeyword(lcToken, nextToken, dialect , functionRegistry)
) {
result.append(placeholder)
.append('.")
.append( dialect.quote(token) );
}
else {
if ( BEFORE_TABLE_KEYWORDS.contains(lcToken) ) {
beforeTable = true;
inFromClause = true;
}
else if ( inFromClause && ",".equals(lcToken) ) {
beforeTable = true;
}
result.append(token);
}
if ( //Yuck:
inFromClause &&
KEYWORDS.contains(lcToken) && //"as" is not in KEYWORDS
!BEFORE_TABLE_KEYWORDS.contains(lcToken)
) {
inFromClause = false;
}
}
return result.toString();
}
Takes the where condition provided in the mapping attribute and interpolates the alias.
Handles subselects, quoted identifiers, quoted strings, expressions, SQL functions,
named parameters. |