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/*****************************************************************************
* Copyright (c) 2015 CEA LIST and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Vincent LORENZO (CEA LIST) vincent.lorenzo@cea.fr - Initial API and implementation
* Nicolas FAUVERGUE (ALL4TEC) nicolas.fauvergue@all4tec.net - Bug 502559
*
*****************************************************************************/
package org.eclipse.papyrus.infra.nattable.filter;
import java.util.Collection;
import org.eclipse.core.runtime.Assert;
import org.eclipse.nebula.widgets.nattable.config.IConfigRegistry;
import org.eclipse.nebula.widgets.nattable.data.IColumnAccessor;
import ca.odell.glazedlists.matchers.Matcher;
/**
* Abstract matcher class used by filter
*
*/
public abstract class AbstractSinglePapyrusMatcher<E> implements Matcher<E> {
/**
* the wanted object
*/
private Object matchOn;
/**
* the column accesor to use
*/
private IColumnAccessor<Object> columnAccessor;
/**
* the index of the column on which we are working
*/
private int columnIndex;
/**
*
* Constructor.
*
* @param columnAccessor
* the accessor to use to get cell value
* @param columnIndex
* the index of the column on which we are working
* @param matchOn
* the object looked for by the filter, it must not be a collection
*/
public AbstractSinglePapyrusMatcher(IColumnAccessor<Object> columnAccessor, int columnIndex, Object matchOn) {
this(columnAccessor, columnIndex, matchOn, null);
}
/**
*
* Constructor.
*
* @param columnAccessor
* the accessor to use to get cell value
* @param columnIndex
* the index of the column on which we are working
* @param matchOn
* the object looked for by the filter, it must not be a collection
* @param configRegistry
* the config registry used by the nattable widget
*/
public AbstractSinglePapyrusMatcher(IColumnAccessor<Object> columnAccessor, int columnIndex, Object matchOn, IConfigRegistry configRegistry) {
this.matchOn = matchOn;
Assert.isTrue(!(matchOn instanceof Collection<?>));
this.columnAccessor = columnAccessor;
this.columnIndex = columnIndex;
}
/**
* @return the wantedObject
*
* @since 3.0
*/
public final Object getObjectToMatch() {
return matchOn;
}
/**
* @return the accessor
*/
protected final IColumnAccessor<Object> getColumnAccessor() {
return columnAccessor;
}
/**
* @return the columnIndex
*
* @since 3.0
*/
public final int getColumnIndex() {
return columnIndex;
}
/**
*
* @param item
* an object (a row)
* @return
* the cell value for this row and the filtered column
*/
protected Object getCellValueFor(Object item) {
return getColumnAccessor().getDataValue(item, getColumnIndex());
}
}
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