svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.spi / src / main / java / org / gvsig / fmap / dal / feature / spi / FeatureReferenceProviderServices.java @ 40435
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1 | 40435 | jjdelcerro | /* gvSIG. Geographic Information System of the Valencian Government
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2 | *
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3 | * Copyright (C) 2007-2008 Infrastructures and Transports Department
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4 | * of the Valencian Government (CIT)
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5 | *
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6 | * 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 | * as published by the Free Software Foundation; either version 2
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9 | * of the License, or (at your option) any later version.
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10 | *
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11 | * 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 | *
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16 | * 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 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | * MA 02110-1301, USA.
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20 | *
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21 | */
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22 | |||
23 | /*
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24 | * AUTHORS (In addition to CIT):
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25 | * 2008 {{Company}} {{Task}}
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26 | */
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27 | |||
28 | package org.gvsig.fmap.dal.feature.spi; |
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29 | |||
30 | import org.gvsig.fmap.dal.feature.FeatureReference; |
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31 | import org.gvsig.fmap.dal.feature.FeatureType; |
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32 | |||
33 | /**
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34 | * Interface for feature references services for feature based data providers
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35 | *
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36 | *
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37 | * @author jmvivo
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38 | *
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39 | */
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40 | public interface FeatureReferenceProviderServices extends FeatureReference { |
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41 | |||
42 | /**
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43 | * Return the OID (Object IDentifier) object that represents this reference
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44 | *
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45 | * <strong>Note:</strong> this can be <code>null</code> if provider does not
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46 | * support OID
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47 | *
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48 | * @return <code>Object</code> that identifies a feature
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49 | *
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50 | * @see FeatureStoreProvider#getOIDType()
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51 | * @see FeatureType#hasOID()
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52 | */
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53 | public Object getOID(); |
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54 | |||
55 | /**
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56 | * Return the attribute names that compound the Primary Key of represented
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57 | * feature
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58 | *
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59 | * @return attribute names
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60 | *
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61 | * @see #getKeyValue(String)
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62 | */
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63 | public String[] getKeyNames(); |
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64 | |||
65 | /**
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66 | * Return the value of an attribute that compound the Primary Key of
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67 | * represented feature
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68 | *
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69 | * @param name
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70 | * @return
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71 | *
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72 | * @see #getKeyNames()
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73 | */
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74 | public Object getKeyValue(String name); |
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75 | |||
76 | /**
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77 | * Inform that represented feature is not stored in the original data store
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78 | *
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79 | * @return true if not in the original store
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80 | */
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81 | public boolean isNewFeature(); |
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82 | |||
83 | /**
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84 | * Return the identifier of the {@link FeatureType} of the represented
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85 | * feature
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86 | *
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87 | * @return
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88 | */
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89 | public String getFeatureTypeId(); |
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90 | |||
91 | } |