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/*******************************************************************************
* Copyright (c) 2015 OPCoach.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Olivier Prouvost <olivier.prouvost@opcoach.com> - initial API and implementation (bug #451116)
*******************************************************************************/
package org.eclipse.e4.internal.tools.bundles.spy;
import org.eclipse.jface.viewers.TableViewer;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.jface.viewers.ViewerFilter;
import org.osgi.framework.Bundle;
public class BundleDataFilter extends ViewerFilter {
private String pattern;
// Implements the filter for the data table content
@Override
public boolean select(Viewer viewer, Object parentElement, Object element) {
Bundle b = (Bundle) element;
// Must only select objects matching the pattern -> get all text for one
// element and
// check if values are in pattern.
TableViewer tv = (TableViewer) viewer;
String bstring = getBundleStrings(b, tv.getTable().getColumnCount());
return matchText(bstring);
}
public String getBundleStrings(Bundle b, int nbColumn) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < nbColumn; i++)
sb.append(BundleDataProvider.getText(b, i)).append(" ");
return sb.toString();
}
/** Set the pattern and use it as lowercase */
public void setPattern(String newPattern) {
if ((newPattern == null) || (newPattern.length() == 0))
pattern = null;
else
pattern = newPattern.toLowerCase();
}
public boolean matchText(String text) {
return ((text == null) || (pattern == null)) ? false : text.toLowerCase().contains(pattern);
}
}
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