/*
* RapidMiner
*
* Copyright (C) 2001-2011 by Rapid-I and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapid-i.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.gui.processeditor;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.event.ActionEvent;
import java.util.LinkedList;
import java.util.List;
import javax.swing.BorderFactory;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.event.TableModelEvent;
import javax.swing.table.AbstractTableModel;
import javax.swing.table.TableCellEditor;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableModel;
import com.rapidminer.Process;
import com.rapidminer.ProcessContext;
import com.rapidminer.gui.properties.celleditors.value.RepositoryLocationValueCellEditor;
import com.rapidminer.gui.tools.ExtendedJScrollPane;
import com.rapidminer.gui.tools.ResourceAction;
import com.rapidminer.gui.tools.ResourceLabel;
import com.rapidminer.gui.tools.ViewToolBar;
import com.rapidminer.operator.ports.InputPort;
import com.rapidminer.operator.ports.OutputPort;
import com.rapidminer.operator.ports.Port;
import com.rapidminer.operator.ports.Ports;
import com.rapidminer.parameter.ParameterTypeRepositoryLocation;
import com.rapidminer.tools.Observable;
import com.rapidminer.tools.Observer;
/**
* This provides a panel for entering a repository location.
*
* @author Simon Fischer
*/
class RepositoryLocationsEditor<T extends Ports> extends JPanel {
private final class RepositoryLocationTable extends JTable {
private static final long serialVersionUID = -8662024609772376145L;
private final LinkedList<RepositoryLocationValueCellEditor> editors = new LinkedList<RepositoryLocationValueCellEditor>();
{
this.setRowHeight(26);
this.setBackground(Color.WHITE);
}
private RepositoryLocationTable(TableModel dm) {
super(dm);
}
@Override
public TableCellEditor getCellEditor(int row, int column) {
if (column == 0) {
return super.getCellEditor(row, column);
} else {
return editors.get(row);
}
}
@Override
public TableCellRenderer getCellRenderer(int row, int column) {
if (column == 0) {
return super.getCellRenderer(row, column);
}
return editors.get(row);
}
@Override
public void tableChanged(TableModelEvent e) {
updateEditorsAndRenderers();
super.tableChanged(e);
}
private void updateEditorsAndRenderers() {
if (editors != null) {
editors.clear();
int numberOfRows = table.getModel().getRowCount();
for (int i = 0; i < numberOfRows; i++) {
editors.add(createEditor(i));
}
}
}
}
private class RepositoryLocationTableModel extends AbstractTableModel {
private static final long serialVersionUID = 1L;
private final boolean input;
private ProcessContext context;
private Observer<ProcessContext> contextObserver = new Observer<ProcessContext>() {
@Override
public void update(Observable<ProcessContext> observable, ProcessContext arg) {
fireTableStructureChanged();
}
};
private RepositoryLocationTableModel(boolean input) {
this.input = input;
}
@Override
public int getColumnCount() {
return 2;
}
@Override
public int getRowCount() {
if (context == null) {
return 0;
} else {
return getLocations().size();
}
}
private List<String> getLocations() {
return input ?
context.getInputRepositoryLocations() :
context.getOutputRepositoryLocations();
}
@Override
public boolean isCellEditable(int rowIndex, int columnIndex) {
switch (columnIndex) {
case 0:
return false;
case 1:
return true;
}
return false;
}
@Override
public String getColumnName(int col) {
switch (col) {
case 0: return "Name";
case 1: return "Location";
default: throw new IndexOutOfBoundsException(col + " > 1");
}
}
@Override
public Object getValueAt(int rowIndex, int columnIndex) {
switch (columnIndex) {
case 0:
String value = prefix + " " + (rowIndex + 1);
if (rowIndex < ports.getNumberOfPorts()) {
Port correspondingPort = ports.getPortByIndex(rowIndex);
if (correspondingPort.isConnected()) {
if (correspondingPort instanceof OutputPort) {
return value + " ("+((OutputPort)correspondingPort).getDestination() + ")";
} else {
return value + " ("+((InputPort)correspondingPort).getSource() + ")";
}
} else {
return value + " (disconnected)";
}
}
return value;
case 1: return getLocations().get(rowIndex);
default: throw new IndexOutOfBoundsException(columnIndex + " > 1");
}
}
@Override
public void setValueAt(Object value, int rowIndex, int columnIndex) {
switch (columnIndex) {
case 0:
break;
case 1:
if (value == null) {
value = "";
}
if (input) {
context.setInputRepositoryLocation(rowIndex, (String) value);
} else {
context.setOutputRepositoryLocation(rowIndex, (String) value);
}
break;
default:
throw new IndexOutOfBoundsException(columnIndex + " > 1");
}
}
public void remove(int rowIndex) {
if (input) {
context.removeInputLocation(rowIndex);
} else {
context.removeOutputLocation(rowIndex);
}
fireTableRowsDeleted(rowIndex, rowIndex);
}
public void add() {
add("");
}
public void add(String location) {
if (input) {
context.addInputLocation(location);
} else {
context.addOutputLocation(location);
}
fireTableRowsInserted(getLocations().size() - 1, getLocations().size() - 1);
}
public void setContext(ProcessContext context2) {
if (this.context != null) {
this.context.removeObserver(contextObserver);
}
this.context = context2;
if (this.context != null) {
this.context.addObserver(contextObserver, true);
}
fireTableStructureChanged();
}
// public void removeAll() {
// locations.clear();
// fireTableRowsDeleted(0, 0);
// }
};
private static final long serialVersionUID = 1L;
private final String prefix;
private final RepositoryLocationTableModel model;
private final JTable table;
private transient Observer<Port> portObserver = new Observer<Port>() {
@Override
public void update(Observable<Port> observable, Port arg) {
adaptModelToPorts();
}
};
private T ports;
private com.rapidminer.Process process;
RepositoryLocationsEditor(boolean input, String i18nKey, String prefix) {
this.prefix = prefix;
this.model = new RepositoryLocationTableModel(input);
this.table = new RepositoryLocationTable(model);
setLayout(new BorderLayout());
JScrollPane tablePane = new ExtendedJScrollPane(table);
tablePane.getViewport().setBackground(Color.WHITE);
add(tablePane, BorderLayout.CENTER);
JLabel label = new ResourceLabel(i18nKey);
label.setBorder(BorderFactory.createEmptyBorder(6, 6, 6, 6));
ViewToolBar toolBar = new ViewToolBar();
toolBar.add(label);
toolBar.add(new ResourceAction(true, i18nKey + ".add_row") {
private static final long serialVersionUID = 1L;
@Override
public void actionPerformed(ActionEvent e) {
model.add();
}
}, ViewToolBar.RIGHT);
toolBar.add(new ResourceAction(true, i18nKey + ".delete_row") {
private static final long serialVersionUID = 1L;
@Override
public void actionPerformed(ActionEvent e) {
int[] selected = table.getSelectedRows();
for (int i = selected.length - 1; i >= 0; i--) {
model.remove(selected[i]);
}
}
}, ViewToolBar.RIGHT);
toolBar.setBorder(null);
add(toolBar, BorderLayout.NORTH);
}
private RepositoryLocationValueCellEditor createEditor(int index) {
RepositoryLocationValueCellEditor editor = new RepositoryLocationValueCellEditor(new ParameterTypeRepositoryLocation(prefix + " " + (index + 1), prefix + " " + (index+1), true));
editor.setOperator(process.getRootOperator());
return editor;
}
@SuppressWarnings("unchecked") void setData(ProcessContext context, Process process, T ports) {
this.process = process;
if (this.ports != null) {
this.ports.removeObserver(portObserver);
}
//clear();
this.ports = ports;
if (this.ports != null) {
this.ports.addObserver(portObserver, true);
}
// for (RepositoryLocationValueCellEditor editor : editors) {
//
// }
model.setContext(context);
adaptModelToPorts();
}
private void adaptModelToPorts() {
while (model.getRowCount() < ports.getNumberOfPorts()) {
model.add("");
}
for (int i = model.getRowCount()-1; i >= ports.getNumberOfPorts(); i--) {
String loc = model.getLocations().get(i);
if ((loc == null) || loc.isEmpty()) {
model.remove(i);
}
}
}
}