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Posted to cvs@cocoon.apache.org by ba...@apache.org on 2001/05/18 03:03:57 UTC
cvs commit: xml-cocoon/src/org/apache/cocoon/processor/xsp/library/sql esql.xsl
balld 01/05/17 18:03:56
Modified: src/org/apache/cocoon/processor/xsp/library/sql esql.xsl
Log:
patch from sergio carvalho to add null column checks
Revision Changes Path
1.79 +6 -1 xml-cocoon/src/org/apache/cocoon/processor/xsp/library/sql/esql.xsl
Index: esql.xsl
===================================================================
RCS file: /home/cvs/xml-cocoon/src/org/apache/cocoon/processor/xsp/library/sql/esql.xsl,v
retrieving revision 1.78
retrieving revision 1.79
diff -u -r1.78 -r1.79
--- esql.xsl 2001/04/30 17:00:05 1.78
+++ esql.xsl 2001/05/18 01:03:55 1.79
@@ -1,5 +1,5 @@
<?xml version="1.0"?>
-<!-- $Id: esql.xsl,v 1.78 2001/04/30 17:00:05 bloritsch Exp $-->
+<!-- $Id: esql.xsl,v 1.79 2001/05/18 01:03:55 balld Exp $-->
<!--
============================================================================
@@ -842,6 +842,11 @@
<xspdoc:desc>returns the name of the type of the given column. the column must be specified by number, not name.</xspdoc:desc>
<xsl:template match="esql:row-results//esql:get-column-type-name">
<xsp:expr><xsl:call-template name="get-resultset"/>.getMetaData().getColumnTypeName(<xsl:value-of select="@column"/>)</xsp:expr>
+</xsl:template>
+
+<xspdoc:desc>allows null-column testing. Evaluates to a Java expression, which is true when the referred column contains a null-value for the current resultset row</xspdoc:desc>
+<xsl:template match="esql:row-results//esql:is-null">
+ <xsp:expr>((<xsl:call-template name="get-resultset"/>.getObject("<xsl:value-of select="@column"/>") == null) || <xsl:call-template name="get-resultset"/>.wasNull())</xsp:expr>
</xsl:template>
<xspdoc:desc>returns the message of the current exception</xspdoc:desc>
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