[geos-commits] r2650 - trunk/source/operation/buffer
svn_geos at osgeo.org
svn_geos at osgeo.org
Thu Oct 1 06:30:22 EDT 2009
Author: strk
Date: 2009-10-01 06:30:20 -0400 (Thu, 01 Oct 2009)
New Revision: 2650
Modified:
trunk/source/operation/buffer/BufferBuilder.cpp
Log:
Throw an exception rather than returning NULL if input to single-sided buffer code is invalid
Modified: trunk/source/operation/buffer/BufferBuilder.cpp
===================================================================
--- trunk/source/operation/buffer/BufferBuilder.cpp 2009-10-01 09:10:08 UTC (rev 2649)
+++ trunk/source/operation/buffer/BufferBuilder.cpp 2009-10-01 10:30:20 UTC (rev 2650)
@@ -47,6 +47,7 @@
#include <geos/geomgraph/Node.h>
#include <geos/geomgraph/Edge.h>
#include <geos/util/GEOSException.h>
+#include <geos/util/IllegalArgumentException.h>
#include <geos/profiler.h>
#include <cassert>
@@ -117,7 +118,7 @@
// Returns the line used to create a single-sided buffer.
// Input requirement: Must be a LineString.
const LineString* l = dynamic_cast< const LineString* >( g );
- if ( !l ) return NULL;
+ if ( !l ) throw util::IllegalArgumentException("BufferBuilder::bufferLineSingleSided only accept linestrings");
// Get geometry factory and precision model.
const PrecisionModel* precisionModel = workingPrecisionModel;
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