@Override
public MySqlPrimaryKey parsePrimaryKey() {
accept(Token.PRIMARY);
accept(Token.KEY);
MySqlPrimaryKey primaryKey = new MySqlPrimaryKey();
if (identifierEquals("USING")) {
lexer.nextToken();
primaryKey.setIndexType(lexer.stringVal());
lexer.nextToken();
}
accept(Token.LPAREN);
for (; ; ) {
primaryKey.getColumns().add(this.expr());
if (!(lexer.token() == (Token.COMMA))) {
break;
} else {
lexer.nextToken();
}
}
accept(Token.RPAREN);
return primaryKey;
}
@Override
public boolean visit(MySqlPrimaryKey x) {
if (x.getName() != null) {
print("CONSTRAINT ");
x.accept(this);
print(' ');
}
print("PRIAMRY KEY");
if (x.getIndexType() != null) {
print(" USING ");
print(x.getIndexType());
}
print(" (");
for (int i = 0, size = x.getColumns().size(); i < size; ++i) {
if (i != 0) {
print(", ");
}
x.getColumns().get(i).accept(this);
}
print(")");
return false;
}