/*
* DBeaver - Universal Database Manager
* Copyright (C) 2010-2017 Serge Rider (serge@jkiss.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jkiss.dbeaver.model.runtime;
import org.jkiss.dbeaver.Log;
import org.eclipse.core.runtime.IProgressMonitor;
import java.util.ArrayList;
import java.util.List;
/**
* Progress monitor default implementation
*/
public class DefaultProgressMonitor implements DBRProgressMonitor {
private static final Log log = Log.getLog(DefaultProgressMonitor.class);
private IProgressMonitor nestedMonitor;
private List<DBRBlockingObject> blocks = null;
public DefaultProgressMonitor(IProgressMonitor nestedMonitor)
{
this.nestedMonitor = nestedMonitor;
}
@Override
public IProgressMonitor getNestedMonitor()
{
return nestedMonitor;
}
@Override
public void beginTask(String name, int totalWork)
{
nestedMonitor.beginTask(name, totalWork);
}
@Override
public void done()
{
nestedMonitor.done();
}
@Override
public void subTask(String name)
{
nestedMonitor.subTask(name);
}
@Override
public void worked(int work)
{
nestedMonitor.worked(work);
}
@Override
public boolean isCanceled()
{
return nestedMonitor.isCanceled();
}
@Override
public synchronized void startBlock(DBRBlockingObject object, String taskName)
{
if (taskName != null) {
subTask(taskName);
}
if (blocks == null) {
blocks = new ArrayList<>();
}
blocks.add(object);
}
@Override
public synchronized void endBlock()
{
if (blocks == null || blocks.isEmpty()) {
log.warn("End block invoked while no blocking objects are in stack"); //$NON-NLS-1$
return;
}
//if (blocks.size() == 1) {
// this.done();
//}
blocks.remove(blocks.size() - 1);
}
@Override
public synchronized DBRBlockingObject getActiveBlock()
{
return blocks == null || blocks.isEmpty() ? null : blocks.get(blocks.size() - 1);
}
}