public GensonBuilder withDeserializers(Deserializer<?>... deserializer) {
for (Deserializer<?> d : deserializer) {
Type typeOfConverter =
TypeUtil.typeOf(0, TypeUtil.lookupGenericType(Deserializer.class, d.getClass()));
typeOfConverter = TypeUtil.expandType(typeOfConverter, d.getClass());
registerDeserializer(d, typeOfConverter);
}
return this;
}
public GensonBuilder withSerializers(Serializer<?>... serializer) {
for (Serializer<?> s : serializer) {
Type typeOfConverter =
TypeUtil.typeOf(0, TypeUtil.lookupGenericType(Serializer.class, s.getClass()));
typeOfConverter = TypeUtil.expandType(typeOfConverter, s.getClass());
registerSerializer(s, typeOfConverter);
}
return this;
}
/**
* Registers converters mapping them to their corresponding parameterized type.
*
* @param converter
* @return a reference to this builder.
*/
public GensonBuilder withConverters(Converter<?>... converter) {
for (Converter<?> c : converter) {
Type typeOfConverter =
TypeUtil.typeOf(0, TypeUtil.lookupGenericType(Converter.class, c.getClass()));
typeOfConverter = TypeUtil.expandType(typeOfConverter, c.getClass());
registerConverter(c, typeOfConverter);
}
return this;
}
private void addDefaultSerializers(List<? extends Serializer<?>> serializers) {
if (serializers != null) {
for (Serializer<?> serializer : serializers) {
Type typeOfConverter =
TypeUtil.typeOf(0, TypeUtil.lookupGenericType(Serializer.class, serializer.getClass()));
typeOfConverter = TypeUtil.expandType(typeOfConverter, serializer.getClass());
if (!serializersMap.containsKey(typeOfConverter))
serializersMap.put(typeOfConverter, serializer);
}
}
}
private void addDefaultDeserializers(List<? extends Deserializer<?>> deserializers) {
if (deserializers != null) {
for (Deserializer<?> deserializer : deserializers) {
Type typeOfConverter =
TypeUtil.typeOf(
0, TypeUtil.lookupGenericType(Deserializer.class, deserializer.getClass()));
typeOfConverter = TypeUtil.expandType(typeOfConverter, deserializer.getClass());
if (!deserializersMap.containsKey(typeOfConverter))
deserializersMap.put(typeOfConverter, deserializer);
}
}
}
/**
* Returns a shallow copy of this graph instance. Neither edges nor vertices are cloned.
*
* @return a shallow copy of this set.
* @throws RuntimeException
* @see java.lang.Object#clone()
*/
public Object clone() {
try {
TypeUtil<AbstractBaseGraph<V, E>> typeDecl = null;
AbstractBaseGraph<V, E> newGraph = TypeUtil.uncheckedCast(super.clone(), typeDecl);
newGraph.edgeMap = new LinkedHashMap<E, IntrusiveEdge>();
newGraph.edgeFactory = this.edgeFactory;
newGraph.unmodifiableEdgeSet = null;
newGraph.unmodifiableVertexSet = null;
// NOTE: it's important for this to happen in an object
// method so that the new inner class instance gets associated with
// the right outer class instance
newGraph.specifics = newGraph.createSpecifics();
Graphs.addGraph(newGraph, this);
return newGraph;
} catch (CloneNotSupportedException e) {
e.printStackTrace();
throw new RuntimeException();
}
}
@Override
public FieldValue evaluate(List<FieldValue> values) {
StorelessUnivariateStatistic statistic = createStatistic();
DataType dataType = null;
for (FieldValue value : values) {
// "Missing values in the input to an aggregate function are simply ignored"
if (value == null) {
continue;
}
statistic.increment((value.asNumber()).doubleValue());
if (dataType != null) {
dataType = TypeUtil.getResultDataType(dataType, value.getDataType());
} else {
dataType = value.getDataType();
}
}
if (statistic.getN() == 0) {
throw new MissingResultException(null);
}
Object result = cast(getResultType(dataType), statistic.getResult());
return FieldValueUtil.create(result);
}
@Override
public FieldValue evaluate(List<FieldValue> values) {
if (values.size() != 2) {
throw new EvaluationException();
}
FieldValue left = values.get(0);
FieldValue right = values.get(1);
// "If one of the input fields of a simple arithmetic function is a missing value, the result
// evaluates to missing value"
if (left == null || right == null) {
return null;
}
DataType dataType = TypeUtil.getResultDataType(left.getDataType(), right.getDataType());
Number result;
try {
result = evaluate(left.asNumber(), right.asNumber());
} catch (ArithmeticException ae) {
throw new InvalidResultException(null);
}
return FieldValueUtil.create(cast(dataType, result));
}
/** @see Graph#getEdgeTarget(Object) */
public V getEdgeTarget(E e) {
return TypeUtil.uncheckedCast(getIntrusiveEdge(e).target, vertexTypeDecl);
}
/** @see Graph#getEdgeSource(Object) */
public V getEdgeSource(E e) {
return TypeUtil.uncheckedCast(getIntrusiveEdge(e).source, vertexTypeDecl);
}
