/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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 General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package com.sun.tools.visualvm.modules.tracer.impl.export;
import com.sun.tools.visualvm.modules.tracer.TracerProgressObject;
import java.io.IOException;
import java.io.Writer;
import javax.swing.table.TableModel;
/**
*
* @author Jiri Sedlacek
*/
abstract class Exporter {
protected static final int MAX_STEPS = 300; // Defines also JProgressBar width
protected abstract int getSteps(TableModel model);
protected void writeHeader(TableModel model, String title, Writer writer,
TracerProgressObject progress) throws IOException {}
protected void writeData(TableModel model, String title, Writer writer,
TracerProgressObject progress) throws IOException {}
protected void writeFooter(TableModel model, String title, Writer writer,
TracerProgressObject progress) throws IOException {}
protected static void writeLine(Writer writer) throws IOException {
writer.write("\n"); // NOI18N
}
protected static void writeLine(Writer writer, String line) throws IOException {
writer.write(line + "\n"); // NOI18N
}
protected static void write(Writer writer, String text) throws IOException {
writer.write(text);
}
final ExportBatch createBatch(final TableModel model, final String title,
final Writer writer) {
final TracerProgressObject progress = new TracerProgressObject(getSteps(model) + 2);
ExportBatch.BatchRunnable worker = new ExportBatch.BatchRunnable() {
public void run() throws IOException {
doExport(model, title, writer, progress);
}
};
return new ExportBatch(progress, worker);
}
private void doExport(TableModel model, String title, Writer writer,
TracerProgressObject progress) throws IOException {
progress.setText("Initializing export...");
writeHeader(model, title, writer, progress);
if (progress.isFinished()) return;
progress.addStep("Exporting data...");
writeData(model, title, writer, progress);
if (progress.isFinished()) return;
progress.setText("Finishing export...");
writeFooter(model, title, writer, progress);
if (progress.isFinished()) return;
progress.setText("Data exported");
progress.finish();
}
}