Revision 44006 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.swing/org.gvsig.expressionevaluator.swing.impl/src/main/java/org/gvsig/expressionevaluator/swing/impl/FilteredListModel.java

View differences:

FilteredListModel.java
110 110
                } else if (o1 != null && o2 == null) {
111 111
                    r = 1;
112 112
                } else {
113
                    if( o1.getValue() instanceof ConstantElement ) {
113
                    if( o1.getValue() instanceof ConstantElement &&
114
                        o2.getValue() instanceof ConstantElement ) {
114 115
                        r = comparator.compare(
115 116
                            ((ConstantElement)o1.getValue()).getValue(),
116 117
                            ((ConstantElement)o2.getValue()).getValue()

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