| gvSIG desktop 1

import java.util.BitSet;

import com.iver.cit.gvsig.fmap.core.IFeature;

	public IFeatureIterator getFeatureIteratorByLabelClass(FLyrVect layer, LabelClass lc, ViewPort viewPort, String[] usedFields)

	throws ReadDriverException {

		String sqlFields = "";

		for (int i = 0; i < usedFields.length; i++) {

			sqlFields += usedFields[i];

			if (i < usedFields.length -1) sqlFields += ", ";

		}

		String fieldNames[] = layer.getSource().getRecordset().getFieldNames();

		StringBuilder sql = new StringBuilder();

		sql.append("select ");

		for (int i=0; i<fieldNames.length-1; i++) {

			sql.append(fieldNames[i]);

			sql.append(",");

		}

		sql.append(fieldNames[fieldNames.length-1]);

		sql.append(" from ");

		sql.append(layer.getRecordset().getName());

		if(lc.isUseSqlQuery()){

			sql.append(" where ");

			sql.append(lc.getSQLQuery());

		}

		sql.append(";");

		return layer.getSource().getFeatureIterator(sql.toString(), layer.getProjection(),true);

	}