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package com.vaadin.tests.components.table;
import com.vaadin.tests.components.TestBase;
import com.vaadin.ui.Button;
import com.vaadin.v7.data.Item;
import com.vaadin.v7.data.util.IndexedContainer;
import com.vaadin.v7.ui.Table;
import com.vaadin.v7.ui.TextField;
public class HugeRowCount extends TestBase {
private MockupContainer container;
@Override
protected void setup() {
container = new MockupContainer();
container.setSize(100000);
final TextField tf = new TextField("Rows");
tf.setValue(String.valueOf(100000));
tf.addValueChangeListener(event -> container
.setSize(Integer.parseInt(tf.getValue().toString())));
addComponent(tf);
addComponent(new Button("Update rowcount"));
Table t = new Table();
t.setWidth("400px");
t.setRowHeaderMode(Table.ROW_HEADER_MODE_INDEX);
t.setContainerDataSource(container);
addComponent(t);
}
class MockupContainer extends IndexedContainer {
private Item item;
private Object addItem;
public MockupContainer() {
addContainerProperty("foo", String.class, "bar");
addItem = addItem();
item = getItem(addItem);
}
private int size;
public void setSize(int size) {
this.size = size;
fireItemSetChange();
}
@Override
public int size() {
return size;
}
@Override
public Item getItem(Object itemId) {
return item;
}
@Override
public Object getIdByIndex(int index) {
return addItem;
}
}
@Override
protected String getDescription() {
return "Should work as well as possible";
}
@Override
protected Integer getTicketNumber() {
return 4220;
}
}
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