svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.impl / src / main / java / org / gvsig / fmap / dal / feature / impl / DefaultFeatureSelectionHelper.java @ 44191
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1 | 40559 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | 40435 | jjdelcerro | *
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4 | 40559 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | 40435 | jjdelcerro | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | 40559 | jjdelcerro | * as published by the Free Software Foundation; either version 3
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9 | 40435 | jjdelcerro | * of the License, or (at your option) any later version.
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10 | 40559 | jjdelcerro | *
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11 | 40435 | jjdelcerro | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | 40559 | jjdelcerro | *
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16 | 40435 | jjdelcerro | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | 40559 | jjdelcerro | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | 40435 | jjdelcerro | * MA 02110-1301, USA.
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20 | 40559 | jjdelcerro | *
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21 | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | 40435 | jjdelcerro | */
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24 | package org.gvsig.fmap.dal.feature.impl; |
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25 | |||
26 | import org.gvsig.fmap.dal.exception.DataException; |
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27 | import org.gvsig.fmap.dal.feature.impl.undo.FeatureCommandsStack; |
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28 | |||
29 | /**
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30 | * @author <a href="mailto:cordin@disid.com">C?sar Ordi?ana</a>
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31 | */
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32 | public class DefaultFeatureSelectionHelper implements FeatureSelectionHelper { |
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33 | |||
34 | private final DefaultFeatureStore store; |
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35 | |||
36 | public DefaultFeatureSelectionHelper(DefaultFeatureStore store) {
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37 | this.store = store;
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38 | } |
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39 | |||
40 | public FeatureCommandsStack getFeatureStoreCommandsStack() {
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41 | try {
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42 | return store.getCommandsStack();
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43 | } catch (DataException e) {
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44 | // Ignore
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45 | return null; |
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46 | } |
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47 | } |
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48 | |||
49 | public long getFeatureStoreDeltaSize() { |
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50 | // If the FeatureManager is present, and the store is in editing
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51 | // mode, the number of current Features may have changed.
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52 | if (store.isEditing() && store.getFeatureManager() != null) { |
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53 | return store.getFeatureManager().getDeltaSize();
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54 | } else {
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55 | return 0; |
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56 | } |
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57 | } |
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58 | 40767 | jjdelcerro | } |