Re: ToBoolean method return correct Boolean values as per
От | Barry Lind |
---|---|
Тема | Re: ToBoolean method return correct Boolean values as per |
Дата | |
Msg-id | 3F6806A7.90302@xythos.com обсуждение исходный текст |
Ответ на | ToBoolean method return correct Boolean values as per JDBC spec (Kim Ho <kho@redhat.com>) |
Список | pgsql-jdbc |
Patch applied. thanks, --Barry Kim Ho wrote: > Problem: > - The toBoolean() method treats all input strings that start with T, t, > or 1 as true. For instance, "The sun is not a star." is evaluated as > true... > However, booleans are only supposed to be true if the > value of the input string is equalsignorecase "True". > I've left in a single character string "1" and > a single character string "t" (or "T") for backwards compatibility. > > new Boolean("this is not a boolean") produces a Boolean object that > represents false. > > However, when you insert 'this is not a boolean' into a CHAR column and > use getBoolean to extract it, it returns true. > > Fix: > - Different check in toBoolean() > > Cheers, > > Kim > > > ------------------------------------------------------------------------ > > ? cloudscape.LOG > Index: org/postgresql/jdbc1/AbstractJdbc1ResultSet.java > =================================================================== > RCS file: /projects/cvsroot/pgsql-server/src/interfaces/jdbc/org/postgresql/jdbc1/AbstractJdbc1ResultSet.java,v > retrieving revision 1.12 > diff -c -p -c -p -r1.12 AbstractJdbc1ResultSet.java > *** org/postgresql/jdbc1/AbstractJdbc1ResultSet.java 3 May 2003 20:40:45 -0000 1.12 > --- org/postgresql/jdbc1/AbstractJdbc1ResultSet.java 18 Jun 2003 14:22:43 -0000 > *************** public abstract class AbstractJdbc1Resul > *** 766,773 **** > { > if (s != null) > { > ! int c = s.charAt(0); > ! return ((c == 't') || (c == 'T') || (c == '1')); > } > return false; // SQL NULL > } > --- 766,773 ---- > { > if (s != null) > { > ! s = s.trim(); > ! return (s.equalsIgnoreCase("true") || s.equals("1") || s.equalsIgnoreCase("t")); > } > return false; // SQL NULL > } > > > ------------------------------------------------------------------------ > > > ---------------------------(end of broadcast)--------------------------- > TIP 7: don't forget to increase your free space map settings
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