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package com.vaadin.tests.performance;
import java.util.List;
import java.util.Optional;
import javax.servlet.annotation.WebServlet;
import com.vaadin.annotations.VaadinServletConfiguration;
import com.vaadin.server.VaadinRequest;
import com.vaadin.server.VaadinServlet;
import com.vaadin.tests.data.bean.Address;
import com.vaadin.tests.data.bean.Person;
import com.vaadin.v7.data.Item;
import com.vaadin.v7.data.util.HierarchicalContainer;
import com.vaadin.v7.ui.TreeTable;
public class TreeTableMemory extends AbstractBeansMemoryTest<TreeTable> {
public static final String PATH = "/tree-table-memory/";
@WebServlet(urlPatterns = PATH
+ "*", name = "TreeTableServlet", asyncSupported = true)
@VaadinServletConfiguration(ui = TreeTableMemory.class, productionMode = false, widgetset = "com.vaadin.v7.Vaadin7WidgetSet")
public static class Servlet extends VaadinServlet {
}
private boolean initiallyExpanded = false;
@Override
protected void init(VaadinRequest request) {
if (request.getParameter("initiallyExpanded") != null) {
initiallyExpanded = true;
}
super.init(request);
}
@Override
protected TreeTable createComponent() {
TreeTable treeTable = new TreeTable();
return treeTable;
}
@Override
protected void setInMemoryContainer(TreeTable treeTable,
List<Person> data) {
HierarchicalContainer container = new HierarchicalContainer();
container.addContainerProperty("firstName", String.class, null);
container.addContainerProperty("lastName", String.class, null);
container.addContainerProperty("street", String.class, null);
container.addContainerProperty("zip", String.class, null);
container.addContainerProperty("city", String.class, null);
treeTable.setContainerDataSource(container);
if (data.size() != 0 && data.size() % 2 == 0) {
createItem(0, container, data);
treeTable.setCollapsed(0, false);
int n = 0;
while (2 * n + 2 < data.size()) {
for (int i : new Integer[] { 1, 2 }) {
createItem(2 * n + i, container, data);
container.setParent(2 * n + i, n);
if (initiallyExpanded) {
treeTable.setCollapsed(2 * n + i, false);
}
}
n++;
}
} else {
for (int i = 0; i < data.size(); i++) {
createItem(i, container, data);
}
}
}
private void createItem(int index, HierarchicalContainer container,
List<Person> data) {
Item item = container.addItem(index);
item.getItemProperty("firstName")
.setValue(data.get(index).getFirstName());
item.getItemProperty("lastName")
.setValue(data.get(index).getLastName());
item.getItemProperty("street")
.setValue(Optional.ofNullable(data.get(index).getAddress())
.map(Address::getStreetAddress).orElse(null));
item.getItemProperty("zip")
.setValue(Optional.ofNullable(data.get(index).getAddress())
.map(Address::getPostalCode).map(Object::toString)
.orElse(""));
item.getItemProperty("city")
.setValue(Optional.ofNullable(data.get(index).getAddress())
.map(Address::getCity).orElse(null));
}
@Override
protected void setBackendContainer(TreeTable component, List<Person> data) {
throw new UnsupportedOperationException();
}
}
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