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package org.netbeans.api.db.explorer.node;

import java.awt.EventQueue;

import java.util.ResourceBundle;

import javax.swing.JComponent;

import javax.swing.JPanel;

import org.netbeans.junit.NbTestCase;

import org.netbeans.modules.db.explorer.node.DriverNode;

import static org.junit.Assert.*;

import org.openide.util.Exceptions;

import org.openide.util.lookup.Lookups;

/** Simulates deadlock as in issue 156829, the AWT tree lock is accessed outside

 * of AWT by BaseNode and its action support initialization:

  <pre>

  java.awt.KeyboardFocusManager.clearMostRecentFocusOwner:1777

  java.awt.Component.setFocusable:6635

  javax.swing.JSeparator.<init>:88

  javax.swing.JSeparator.<init>:70

  java.lang.reflect.Constructor.newInstance:513

  java.lang.Class.newInstance0:355

  java.lang.Class.newInstance:308

  org.openide.loaders.InstanceSupport.instanceCreate:219

  org.openide.loaders.InstanceDataObject$Ser.instanceCreate:1265

  org.openide.loaders.InstanceDataObject.instanceCreate:749

  org.openide.loaders.FolderLookup$ICItem.getInstance:584

  org.openide.util.lookup.AbstractLookup$R.allInstances:974

  org.openide.util.lookup.ProxyLookup$R.computeResult:548

  org.openide.util.lookup.ProxyLookup$R.allInstances:489

  org.openide.util.lookup.ProxyLookup$R.computeResult:548

  org.openide.util.lookup.ProxyLookup$R.allInstances:489

  org.netbeans.modules.db.explorer.action.ActionRegistry.initActions:108

  org.netbeans.modules.db.explorer.action.ActionRegistry.loadActions:93

  org.netbeans.modules.db.explorer.action.ActionRegistry.<init>:80

  org.netbeans.api.db.explorer.node.BaseNode.<init>:156

  org.netbeans.api.db.explorer.node.BaseNode.<init>:131

  org.netbeans.modules.db.explorer.node.DriverNode.<init>:76

  org.netbeans.modules.db.explorer.node.DriverNode.create:70

  </pre>

 *

 * @author Jaroslav Tulach

 */

public class BaseNodeTest extends NbTestCase {

    public BaseNodeTest(String n) {

        super(n);

    }

    @Override

    protected int timeOut() {

        return 5000;

    }

    @Override

    protected void setUp() throws Exception {

        assertNotNull("Lookup is created", Lookups.forPath("initialize"));

    }

    public void testDeadlock156829() {

        assertFalse("Not in AWT", EventQueue.isDispatchThread());

        class R implements Runnable {

            JComponent c = new JPanel();

            public void run() {

                synchronized (c.getTreeLock()) {

                    try {

                        Thread.sleep(10000);

                    } catch (InterruptedException ex) {

                        Exceptions.printStackTrace(ex);

                    }

                }

            }

        }

        R run = new R();

        EventQueue.invokeLater(run);

        BaseNode n = DriverNode.create(null, null);

        assertNotNull("Really created without deadlock", n);

    }

}