package org.ovirt.engine.core.bll;
import java.util.List;
import javax.inject.Inject;
import org.ovirt.engine.core.common.config.Config;
import org.ovirt.engine.core.common.config.ConfigValues;
import org.ovirt.engine.core.common.job.Job;
import org.ovirt.engine.core.common.queries.GetJobsByOffsetQueryParameters;
import org.ovirt.engine.core.dao.JobDao;
/**
* Returns a list of Jobs by a given offset
*/
public class GetJobsByOffsetQuery<P extends GetJobsByOffsetQueryParameters> extends QueriesCommandBase<P> {
@Inject
private JobDao jobDao;
public GetJobsByOffsetQuery(P parameters) {
super(parameters);
}
@Override
protected void executeQueryCommand() {
// Defines the page size for retrieving the Jobs
final int pageSize = Config.<Integer> getValue(ConfigValues.JobPageSize);
int offset = Math.max(getParameters().getOffset(), 0);
List<Job> jobs = jobDao.getJobsByOffsetAndPageSize(offset * pageSize, pageSize);
getQueryReturnValue().setReturnValue(jobs);
}
}