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    copied!<ol> <li><code>CellFactory.Callback.call()</code> creates just one cell, not all cells in a loop</li> <li>Using <code>return</code> from a loop breaks loop execution.</li> </ol> <p>Take a look at next example, especially comments:</p> <pre><code>public class MapTableView extends Application { @Override public void start(Stage stage) { // sample data Map&lt;String, String&gt; map = new HashMap&lt;&gt;(); map.put("one", "One"); map.put("two", "Two"); map.put("three", "Three"); // use fully detailed type for Map.Entry&lt;String, String&gt; TableColumn&lt;Map.Entry&lt;String, String&gt;, String&gt; column1 = new TableColumn&lt;&gt;("Key"); column1.setCellValueFactory(new Callback&lt;TableColumn.CellDataFeatures&lt;Map.Entry&lt;String, String&gt;, String&gt;, ObservableValue&lt;String&gt;&gt;() { @Override public ObservableValue&lt;String&gt; call(TableColumn.CellDataFeatures&lt;Map.Entry&lt;String, String&gt;, String&gt; p) { // this callback returns property for just one cell, you can't use a loop here // for first column we use key return new SimpleStringProperty(p.getValue().getKey()); } }); TableColumn&lt;Map.Entry&lt;String, String&gt;, String&gt; column2 = new TableColumn&lt;&gt;("Value"); column2.setCellValueFactory(new Callback&lt;TableColumn.CellDataFeatures&lt;Map.Entry&lt;String, String&gt;, String&gt;, ObservableValue&lt;String&gt;&gt;() { @Override public ObservableValue&lt;String&gt; call(TableColumn.CellDataFeatures&lt;Map.Entry&lt;String, String&gt;, String&gt; p) { // for second column we use value return new SimpleStringProperty(p.getValue().getValue()); } }); ObservableList&lt;Map.Entry&lt;String, String&gt;&gt; items = FXCollections.observableArrayList(map.entrySet()); final TableView&lt;Map.Entry&lt;String,String&gt;&gt; table = new TableView&lt;&gt;(items); table.getColumns().setAll(column1, column2); Scene scene = new Scene(table, 400, 400); stage.setScene(scene); stage.show(); } public static void main(String[] args) { launch(); } } </code></pre>
 

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