/*
* 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.ui.data.managers.stream;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IContributionManager;
import org.eclipse.swt.SWT;
import org.jkiss.code.NotNull;
import org.jkiss.dbeaver.DBException;
import org.jkiss.dbeaver.Log;
import org.jkiss.dbeaver.model.DBValueFormatting;
import org.jkiss.dbeaver.model.data.DBDContent;
import org.jkiss.dbeaver.model.data.DBDContentStorage;
import org.jkiss.dbeaver.model.exec.DBCException;
import org.jkiss.dbeaver.model.impl.BytesContentStorage;
import org.jkiss.dbeaver.model.runtime.DBRProgressMonitor;
import org.jkiss.dbeaver.ui.DBeaverIcons;
import org.jkiss.dbeaver.ui.UIIcon;
import org.jkiss.dbeaver.ui.data.IStreamValueEditor;
import org.jkiss.dbeaver.ui.data.IValueController;
import org.jkiss.dbeaver.ui.editors.binary.BinaryContent;
import org.jkiss.dbeaver.ui.editors.binary.HexEditControl;
import org.jkiss.dbeaver.utils.ContentUtils;
import org.jkiss.dbeaver.utils.GeneralUtils;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.ByteBuffer;
/**
* ControlPanelEditor
*/
public class BinaryPanelEditor implements IStreamValueEditor<HexEditControl> {
private static final Log log = Log.getLog(BinaryPanelEditor.class);
@Override
public HexEditControl createControl(IValueController valueController)
{
return new HexEditControl(valueController.getEditPlaceholder(), SWT.BORDER);
}
@Override
public void primeEditorValue(@NotNull DBRProgressMonitor monitor, @NotNull HexEditControl control, @NotNull DBDContent value) throws DBException
{
monitor.beginTask("Prime content value", 1);
try {
DBDContentStorage data = value.getContents(monitor);
String charset = null;
monitor.subTask("Read binary value");
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
if (data != null) {
try (InputStream contentStream = data.getContentStream()){
ContentUtils.copyStreams(contentStream, -1, buffer, monitor);
}
charset = data.getCharset();
} else {
charset = DBValueFormatting.getDefaultBinaryFileEncoding(value.getDataSource());
}
control.setContent(buffer.toByteArray(), charset);
} catch (IOException e) {
throw new DBException("Error reading stream value", e);
} finally {
monitor.done();
}
}
@Override
public void extractEditorValue(@NotNull DBRProgressMonitor monitor, @NotNull HexEditControl control, @NotNull DBDContent value) throws DBException
{
BinaryContent binaryContent = control.getContent();
ByteBuffer buffer = ByteBuffer.allocate((int) binaryContent.length());
try {
binaryContent.get(buffer, 0);
} catch (IOException e) {
log.error(e);
}
value.updateContents(
monitor,
new BytesContentStorage(buffer.array(), GeneralUtils.getDefaultFileEncoding()));
}
@Override
public void contributeActions(@NotNull IContributionManager manager, @NotNull final HexEditControl control) throws DBCException {
manager.add(new Action("Switch Insert/Overwrite mode", DBeaverIcons.getImageDescriptor(UIIcon.CURSOR)) {
@Override
public void run() {
control.redrawCaret(true);
}
});
}
@Override
public void contributeSettings(@NotNull IContributionManager manager, @NotNull HexEditControl control) throws DBCException {
}
}