uk.gov.nationalarchives.droid.gui.treemodel.OutlineComparableComparator Maven / Gradle / Ivy
/**
* Copyright (c) 2016, The National Archives
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of the The National Archives nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package uk.gov.nationalarchives.droid.gui.treemodel;
import org.netbeans.swing.etable.ETableColumn;
/**
* Comparator which compares DirectoryComparable objects and always
* sorts directories first.
* @author rflitcroft
*
* @param type of DirectoryComparable objects
*/
public class OutlineComparableComparator> implements DirectoryComparator {
private ETableColumn column;
/**
*
* @param column the column which may be sorted.
*/
public OutlineComparableComparator(ETableColumn column) {
this.column = column;
}
/**
* {@inheritDoc}
*/
@Override
public int compare(DirectoryComparable o1, DirectoryComparable o2) {
int compare = -(o1.getResourceType().compareTo(o2.getResourceType()));
if (column.isAscending()) {
compare = -compare;
}
return compare == 0 ? o1.compareTo(o2) : compare;
};
}