How to use

ArrayImpl

in

org.apache.calcite.avatica.util

@SuppressWarnings("unchecked") @Override public Array getArray() throws SQLException {
 final Object o = getObject();
 if (o == null) {
  return null;
 }
 if (o instanceof ArrayImpl) {
  return (ArrayImpl) o;
 }
 // If it's not an Array already, assume it is a List.
 return new ArrayImpl((List<Object>) o, this);
}

private void append(StringBuilder buf, Object o) {
 if (o == null) {
  buf.append("null");
 } else if (o.getClass().isArray()) {
  append(buf, AvaticaUtils.primitiveList(o));
 } else {
  buf.append(o);
 }
}

public Object getArray() throws SQLException {
 return getArray(list, accessor);
}

 @Override public void testGetArray(ResultSet resultSet) throws SQLException {
  ColumnMetaData.ScalarType intType =
    ColumnMetaData.scalar(Types.INTEGER, "INTEGER", ColumnMetaData.Rep.INTEGER);
  Array expectedArray =
    new ArrayFactoryImpl(Unsafe.localCalendar().getTimeZone()).createArray(
      intType, Arrays.asList(1, 2, 3));
  assertTrue(ArrayImpl.equalContents(expectedArray, g.getArray(resultSet)));
 }
}

for (i = 0; i < objects.length; i++) {
 objects[i] = getArrayData(objects[i], componentAccessor);

 @Override public void testGetArray(ResultSet resultSet) throws SQLException {
  ColumnMetaData.ScalarType intType =
    ColumnMetaData.scalar(Types.INTEGER, "INTEGER", ColumnMetaData.Rep.INTEGER);
  Array expectedArray =
    new ArrayFactoryImpl(Unsafe.localCalendar().getTimeZone()).createArray(
      intType, Arrays.asList(1, 2, 3));
  assertTrue(ArrayImpl.equalContents(expectedArray, g.getArray(resultSet)));
 }
}

for (i = 0; i < objects.length; i++) {
 objects[i] = getArrayData(objects[i], componentAccessor);

public Object getArray() throws SQLException {
 return getArray(list);
}

private void append(StringBuilder buf, Object o) {
 if (o == null) {
  buf.append("null");
 } else if (o.getClass().isArray()) {
  append(buf, AvaticaUtils.primitiveList(o));
 } else {
  buf.append(o);
 }
}

@Override public Array getArray() {
 final List list = (List) getObject();
 if (list == null) {
  return null;
 }
 return new ArrayImpl(list, this);
}

public Object getArray() throws SQLException {
 return getArray(list, accessor);
}

private void append(StringBuilder buf, Object o) {
 if (o == null) {
  buf.append("null");
 } else if (o.getClass().isArray()) {
  append(buf, AvaticaUtils.primitiveList(o));
 } else {
  buf.append(o);
 }
}

@SuppressWarnings("unchecked") @Override public Array getArray() throws SQLException {
 final Object o = getObject();
 if (o == null) {
  return null;
 }
 if (o instanceof ArrayImpl) {
  return (ArrayImpl) o;
 }
 // If it's not an Array already, assume it is a List.
 return new ArrayImpl((List<Object>) o, this);
}

public Object getArray(long index, int count) throws SQLException {
 return getArray(list.subList((int) index, count));
}

@Override public String toString() {
 final Iterator<?> iterator = list.iterator();
 if (!iterator.hasNext()) {
  return "[]";
 }
 final StringBuilder buf = new StringBuilder("[");
 for (;;) {
  accessor.componentSlotGetter.slot = iterator.next();
  try {
   append(buf, accessor.componentAccessor.getString());
  } catch (SQLException e) {
   throw new RuntimeException(e);
  }
  accessor.componentSlotGetter.slot = null;
  if (!iterator.hasNext()) {
   return buf.append("]").toString();
  }
  buf.append(", ");
 }
}

  (AbstractCursor.ArrayAccessor) accessor.componentAccessor;
for (i = 0; i < objects.length; i++) {
 objects[i] = new ArrayImpl((List) objects[i], componentAccessor);

Object getArrayData(Object o, AbstractCursor.ArrayAccessor componentAccessor)
  throws SQLException {
 if (o instanceof List) {
  return getArray((List<?>) o, componentAccessor);
 } else if (o instanceof ArrayImpl) {
  return (ArrayImpl) o;
 }
 throw new RuntimeException("Unhandled");
}

@Override public String toString() {
 final Iterator iterator = list.iterator();
 if (!iterator.hasNext()) {
  return "[]";
 }
 final StringBuilder buf = new StringBuilder("[");
 for (;;) {
  accessor.componentSlotGetter.slot = iterator.next();
  try {
   append(buf, accessor.componentAccessor.getString());
  } catch (SQLException e) {
   throw new RuntimeException(e);
  }
  accessor.componentSlotGetter.slot = null;
  if (!iterator.hasNext()) {
   return buf.append("]").toString();
  }
  buf.append(", ");
 }
}

@Override public Array createArray(AvaticaType elementType, Iterable<Object> elements) {
 final ArrayType array = ColumnMetaData.array(elementType, elementType.name, Rep.ARRAY);
 final List<ColumnMetaData> types = Collections.singletonList(ColumnMetaData.dummy(array, true));
 // Avoid creating a new List if we already have a List
 List<Object> elementList;
 if (elements instanceof List) {
  elementList = (List<Object>) elements;
 } else {
  elementList = new ArrayList<>();
  for (Object element : elements) {
   elementList.add(element);
  }
 }
 try (ListIteratorCursor cursor = new ListIteratorCursor(createRowForArrayData(elementList))) {
  List<Accessor> accessor = cursor.createAccessors(types, Unsafe.localCalendar(), this);
  assert 1 == accessor.size();
  return new ArrayImpl(elementList, (ArrayAccessor) accessor.get(0));
 }
}

Object getArrayData(Object o, AbstractCursor.ArrayAccessor componentAccessor)
  throws SQLException {
 if (o instanceof List) {
  return getArray((List<?>) o, componentAccessor);
 } else if (o instanceof ArrayImpl) {
  return (ArrayImpl) o;
 }
 throw new RuntimeException("Unhandled");
}