/*
* Copyright 2011 JBoss Inc
*
* 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.drools.guvnor.server.builder.pagerow;
import java.util.ArrayList;
import java.util.List;
import org.drools.guvnor.client.rpc.PageRequest;
import org.drools.guvnor.client.rpc.SnapshotComparisonPageRow;
import org.drools.guvnor.client.rpc.SnapshotDiffs;
public class SnapshotComparisonPageRowBuilder {
public List<SnapshotComparisonPageRow> createRows(final PageRequest pageRequest,
final SnapshotDiffs diffs) {
List<SnapshotComparisonPageRow> rowList = new ArrayList<SnapshotComparisonPageRow>();
int pageStart = pageRequest.getStartRowIndex();
int numRowsToReturn = (pageRequest.getPageSize() == null ? diffs.diffs.length : pageRequest.getPageSize());
int maxRow = Math.min( numRowsToReturn,
diffs.diffs.length - pageRequest.getStartRowIndex() );
for ( int i = pageStart; i < pageStart + maxRow; i++ ) {
SnapshotComparisonPageRow pr = new SnapshotComparisonPageRow();
pr.setDiff( diffs.diffs[i] );
rowList.add( pr );
}
return rowList;
}
}