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 / index / FeatureIndexProvider.java @ 40559
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1 | 40559 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | *
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4 | * Copyright (C) 2007-2013 gvSIG Association.
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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 3
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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 | * 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 | */
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24 | 40435 | jjdelcerro | /* gvSIG. Geographic Information System of the Valencian Government
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25 | *
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26 | * Copyright (C) 2007-2008 Infrastructures and Transports Department
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27 | * of the Valencian Government (CIT)
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28 | *
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29 | * This program is free software; you can redistribute it and/or
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30 | * modify it under the terms of the GNU General Public License
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31 | * as published by the Free Software Foundation; either version 2
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32 | * of the License, or (at your option) any later version.
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33 | *
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34 | * This program is distributed in the hope that it will be useful,
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35 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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36 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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37 | * GNU General Public License for more details.
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38 | *
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39 | * You should have received a copy of the GNU General Public License
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40 | * along with this program; if not, write to the Free Software
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41 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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42 | * MA 02110-1301, USA.
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43 | *
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44 | */
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45 | |||
46 | /*
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47 | * AUTHORS (In addition to CIT):
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48 | * 2008 {{Company}} {{Task}}
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49 | */
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50 | |||
51 | |||
52 | package org.gvsig.fmap.dal.feature.spi.index; |
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53 | |||
54 | import java.util.List; |
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55 | |||
56 | import org.gvsig.fmap.dal.exception.DataException; |
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57 | import org.gvsig.fmap.dal.exception.InitializeException; |
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58 | import org.gvsig.fmap.dal.feature.exception.FeatureIndexException; |
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59 | import org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices; |
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60 | |||
61 | |||
62 | public interface FeatureIndexProvider { |
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63 | |||
64 | /** Sets the IndexProviderServices that will provide application services to this index provider */
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65 | public void setFeatureIndexProviderServices(FeatureIndexProviderServices services); |
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66 | |||
67 | /** Initializes this provider */
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68 | public void initialize() throws InitializeException; |
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69 | |||
70 | /** Inserts a value into the index */
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71 | public void insert(Object value, FeatureReferenceProviderServices fref); |
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72 | |||
73 | /** Deletes a value from the index, given its reference */
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74 | public void delete(Object value, FeatureReferenceProviderServices fref); |
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75 | |||
76 | /** Performs a search in the index and returns a list with all the values that match the given value
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77 | * @throws FeatureIndexException TODO*/
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78 | public List match(Object value) throws FeatureIndexException; |
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79 | |||
80 | /** Performs a search in the index and returns a list with the values that intersect with the given interval
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81 | * @throws FeatureIndexException TODO*/
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82 | public List range(Object value1, Object value2) throws FeatureIndexException; |
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83 | |||
84 | /** Performs a search in the index and returns the list of up to n values which are nearest to the given value. */
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85 | public List nearest(int count, Object value) throws FeatureIndexException; |
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86 | |||
87 | /** Performs a search in the index and returns the list of up to n values which are nearest to the given value and within the distance specified by tolerance. */
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88 | public List nearest(int count, Object value, Object tolerance) throws FeatureIndexException; |
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89 | |||
90 | |||
91 | /** Returns true if the provider supports the match function */
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92 | public boolean isMatchSupported(); |
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93 | /** Returns true if the provider supports the range function */
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94 | public boolean isRangeSupported(); |
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95 | /** Returns true if the provider supports the nearest function */
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96 | public boolean isNearestSupported(); |
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97 | /** Returns true if the provider supports the nearest with tolerance function */
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98 | public boolean isNearestToleranceSupported(); |
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99 | public boolean allowNulls(); |
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100 | |||
101 | /**
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102 | * Removes all indexed data.
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103 | *
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104 | * @throws DataException
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105 | * if there is an error clearing the index
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106 | */
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107 | public void clear() throws DataException; |
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108 | |||
109 | } |