public static void main(String[] args) throws Exception {
// The label passed to the constructor does not affect the webapp
final AttributeValueSet attributeValueSet = new AttributeValueSet("Example set");
// Add all the attributes you want to change to a non-default value.
// You can use attribute keys from Workbench Attribute Info view or the manuals.
Map<String, Object> attributes = new HashMap<String, Object>();
LingoClusteringAlgorithmDescriptor.attributeBuilder(attributes)
.desiredClusterCountBase(20)
.matrixReducer()
.factorizationQuality(FactorizationQuality.MEDIUM)
.factorizationFactory(LocalNonnegativeMatrixFactorizationFactory.class);
CompletePreprocessingPipelineDescriptor.attributeBuilder(attributes)
.documentAssigner()
.exactPhraseAssignment(true);
TermDocumentMatrixBuilderDescriptor.attributeBuilder(attributes).titleWordsBoost(2.5);
attributeValueSet.setAttributeValues(attributes);
// We'll need to wrap the exported attribute values in a AttributeValueSets,
// even if we want to export just one set.
final AttributeValueSets attributeValueSets = new AttributeValueSets();
attributeValueSets.addAttributeValueSet("example-id", attributeValueSet);
attributeValueSets.serialize(System.out);
}
/** Default attribute value set for a given component. */
@SuppressWarnings("unchecked")
static AttributeValueSet getDefaultAttributeValueSet(String componentId) {
BindableDescriptor desc = WorkbenchCorePlugin.getDefault().getComponentDescriptor(componentId);
final HashMap<String, Object> defaults = Maps.newHashMap();
for (Map.Entry<String, AttributeDescriptor> e :
desc.flatten().only(Input.class).attributeDescriptors.entrySet()) {
defaults.put(e.getKey(), e.getValue().defaultValue);
}
removeSpecialKeys(defaults);
removeInternalNonConfigurationAttributes(defaults, componentId);
AttributeValueSet result = new AttributeValueSet("defaults");
result.setAttributeValues(defaults);
return result;
}
/** Remove these keys whose value is identical to the defaults. */
private static void removeKeysWithDefaultValues(
Map<String, Object> overrides, AttributeValueSet defaults) {
Iterator<Map.Entry<String, Object>> i = overrides.entrySet().iterator();
while (i.hasNext()) {
final Map.Entry<String, Object> e = i.next();
final String key = e.getKey();
final Object value = e.getValue();
if (ObjectUtils.equals(value, defaults.getAttributeValue(key))) {
i.remove();
}
}
}
/**
* Creates an {@link AttributeValueSets} for saving as XML. The result contains two sets:
* components defaults and the overriding values the user changed using the editor. Additionally,
* {@link Internal} non-configuration and a number of special attributes are removed.
*/
private AttributeValueSets createAttributeValueSetsToSave(Map<String, Object> overrides) {
final String componentId = getComponentId();
assert componentId != null;
final AttributeValueSet defaults = getDefaultAttributeValueSet(componentId);
/*
* Create an AVS for the default values and a based-on AVS with overridden values.
*/
final AttributeValueSet overridenAvs = new AttributeValueSet("overridden-attributes", defaults);
removeSpecialKeys(overrides);
removeInternalNonConfigurationAttributes(overrides, componentId);
removeKeysWithDefaultValues(overrides, defaults);
overrides.keySet().retainAll(defaults.getAttributeValues().keySet());
overridenAvs.setAttributeValues(overrides);
// Flatten and save.
final AttributeValueSets merged = new AttributeValueSets();
merged.addAttributeValueSet(overridenAvs.label, overridenAvs);
merged.addAttributeValueSet(defaults.label, defaults);
merged.setDefaultAttributeValueSetId(overridenAvs.label);
return merged;
}