svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.api / src / main / java / org / gvsig / fmap / dal / feature / FeatureStoreTransform.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 IVER T.I. S.A. {{Task}}
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26 | */
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27 | |||
28 | package org.gvsig.fmap.dal.feature; |
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29 | |||
30 | import java.util.List; |
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31 | |||
32 | import org.gvsig.fmap.dal.exception.DataException; |
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33 | import org.gvsig.tools.dynobject.DynObject; |
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34 | import org.gvsig.tools.dynobject.exception.DynFieldNotFoundException; |
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35 | import org.gvsig.tools.lang.Cloneable; |
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36 | import org.gvsig.tools.persistence.Persistent; |
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37 | |||
38 | /**
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39 | * A FeatureStoreTransform provides a mechanism for mapping a source FeatureType
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40 | * to a target FeatureType, allowing to build different views (as in database
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41 | * view) over different feature types even from different stores.
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42 | *
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43 | * @author jmvivo
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44 | *
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45 | */
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46 | public interface FeatureStoreTransform extends Persistent, Cloneable { |
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47 | |||
48 | /**
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49 | * Returns the default {@link FeatureType}.
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50 | *
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51 | * @return default {@link FeatureType}
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52 | *
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53 | * @throws DataException
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54 | */
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55 | public FeatureType getDefaultFeatureType() throws DataException; |
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56 | |||
57 | /**
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58 | * Returns this FeatureStoreTransform's FeatureType(s)
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59 | * @return
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60 | * @throws DataException
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61 | */
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62 | public List getFeatureTypes() throws DataException; |
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63 | |||
64 | /**
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65 | * Returns the original store {@link FeatureType} that replaces
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66 | * targetFeatureType of this FeatureStoreTransform's
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67 | *
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68 | * @return source {@link FeatureType}
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69 | * @throws DataException
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70 | */
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71 | public FeatureType getSourceFeatureTypeFrom(FeatureType targetFeatureType);
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72 | |||
73 | /**
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74 | * Applies this transform between two features, copying the source data to
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75 | * the target feature.
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76 | *
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77 | * @param source
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78 | * feature whose data will be used as source
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79 | *
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80 | * @param target
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81 | * feature in which the source data will be copied
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82 | *
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83 | * @throws DataException
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84 | */
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85 | public void applyTransform(Feature source, EditableFeature target) |
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86 | throws DataException;
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87 | |||
88 | /**
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89 | * Sets the FeatureStore to which this transform is applied.
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90 | *
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91 | * @param featureStore
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92 | * FeatureStore to which this transform is applied.
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93 | */
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94 | public void setFeatureStore(FeatureStore featureStore); |
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95 | |||
96 | /**
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97 | * Returns the FeatureStore to which this transform belongs.
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98 | *
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99 | * @return FeatureStore to which this transform belongs.
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100 | */
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101 | public FeatureStore getFeatureStore();
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102 | |||
103 | /**
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104 | * Retruns true if this make changes of any attributes values or false if
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105 | * only {@link FeatureType} definitions is changed.
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106 | *
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107 | * @see {@link FeatureStoreTransforms#isTransformsOriginalValues()}
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108 | *
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109 | * @return
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110 | */
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111 | public boolean isTransformsOriginalValues(); |
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112 | |||
113 | public String getName(); |
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114 | |||
115 | public String getDescription(); |
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116 | |||
117 | /**
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118 | * Sets the original metadata for this transform
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119 | *
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120 | * @param metadata
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121 | */
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122 | public void setSourceMetadata(DynObject metadata); |
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123 | |||
124 | public void setDynValue(String name, Object value) |
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125 | throws DynFieldNotFoundException;
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126 | |||
127 | public boolean hasDynValue(String name); |
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128 | |||
129 | public Object getDynValue(String name) throws DynFieldNotFoundException; |
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130 | |||
131 | } |