root / branches / v2_0_0_prep / libraries / libFMap_dal / src / org / gvsig / fmap / dal / feature / FeatureSelection.java @ 24496
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Gobernment (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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/*
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* AUTHORS (In addition to CIT):
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* 2008 {DiSiD Technologies} {Implement data selection}
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*/
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package org.gvsig.fmap.dal.feature; |
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import org.gvsig.fmap.dal.exceptions.DataException; |
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/**
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* Manages a selection of Features.
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*
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* @author <a href="mailto:cordin@disid.com">C?sar Ordi?ana</a>
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*/
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public interface FeatureSelection extends FeatureReferenceSelection, FeatureSet { |
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/**
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* Adds a feature to the selection.
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*
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* @param feature
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* the selected feature
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* @return true if the feature was not selected before selecting it
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*/
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boolean select(Feature feature);
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/**
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* Removes a feature from the selection.
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*
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* @param feature
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* the deselected feature
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* @return true if the feature was selected before deselecting it
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*/
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boolean deselect(Feature feature);
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/**
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* Adds a DataSet of features to the selection.
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*
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* @param features
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* the selected features
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* @return true if any of the feature was not selected before selecting it
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* @throws DataException
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* if there is an error reading the FeatureSet values
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*/
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boolean select(FeatureSet features) throws DataException; |
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/**
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* Removes a DataSet of features from the selection.
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*
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* @param features
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* the deselected features
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* @return true if any of the features was selected before deselecting it
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* @throws DataException
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* if there is an error reading the FeatureSet values
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*/
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boolean deselect(FeatureSet features) throws DataException; |
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/**
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* Returns if a feature is selected.
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*
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* @param feature
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* to check
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* @return if it is selected
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*/
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boolean isSelected(Feature feature);
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} |