Author: michiel
Date: 2009-06-05 09:10:22 +0200 (Fri, 05 Jun 2009)
New Revision: 35741
Modified:
mmbase/trunk/core/src/main/java/org/mmbase/datatypes/processors/Related.java
Log:
Don't whine if you happend to provide null as a node. Null has no relations, we
know that.
Modified:
mmbase/trunk/core/src/main/java/org/mmbase/datatypes/processors/Related.java
===================================================================
---
mmbase/trunk/core/src/main/java/org/mmbase/datatypes/processors/Related.java
2009-06-05 07:06:34 UTC (rev 35740)
+++
mmbase/trunk/core/src/main/java/org/mmbase/datatypes/processors/Related.java
2009-06-05 07:10:22 UTC (rev 35741)
@@ -146,16 +146,22 @@
public static class Getter extends AbstractProcessor {
private static final long serialVersionUID = 1L;
- public Object process(Node node, Field field, Object value) {
+ public Object process(final Node node, final Field field, final Object
value) {
if (log.isDebugEnabled()) {
log.debug("getting " + node);
}
+ if (node == null) {
+ // null cannot be related to anything
+ return null;
+ }
NodeQuery relations = getRelationsQuery(node);
NodeList rl = relations.getNodeManager().getList(relations);
if (rl.size() == 0) {
+ log.debug("Not found, returning null");
return null;
} else {
Relation relation = rl.getNode(0).toRelation();
+ log.debug("Found " + relation);
if (relation.getSource().getNumber() == node.getNumber()) {
return relation.getDestination();
} else {
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