protected Bundle makeAltBundle(Bundle bundle) {
ListBundleFormat format = new ListBundleFormat();
Bundle alt = new ListBundle(format);
for (int i = 0; i < columns.length; i++) {
BundleField field = format.getField(columns[i]);
alt.setValue(field, bundle.getValue(bundle.getFormat().getField(columns[i])));
}
return alt;
}
public boolean updateBundleWithMapAppend(Bundle bundle) {
for (FieldValue fv : list) {
ValueObject oldValue = bundle.getValue(fv.field);
ValueMap newValue;
if (oldValue == null) {
newValue = ValueFactory.createMap();
} else if (oldValue instanceof ValueMap) {
newValue = (ValueMap) oldValue;
} else {
newValue = ValueFactory.createMap();
newValue.put(oldValue.asString().asNative(), oldValue);
}
newValue.put(fv.value.asString().asNative(), fv.value);
bundle.setValue(fv.field, newValue);
}
return !list.isEmpty();
}
public boolean updateBundleWithListAppend(Bundle bundle) {
for (FieldValue fv : list) {
ValueObject oldValue = bundle.getValue(fv.field);
ValueArray newValue;
if (oldValue == null) {
newValue = ValueFactory.createArray(1);
} else if (oldValue instanceof ValueArray) {
newValue = (ValueArray) oldValue;
} else {
newValue = ValueFactory.createArray(2);
newValue.add(oldValue);
}
newValue.add(fv.value);
bundle.setValue(fv.field, newValue);
}
return !list.isEmpty();
}
protected void mergeBundles(Bundle orig, Bundle nBundle) {
for (BundleField bf : nBundle) {
orig.setValue(orig.getFormat().getField(bf.getName()), nBundle.getValue(bf));
}
}