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 @ 44203
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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 | 40435 | jjdelcerro | *
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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 | 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 | *
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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 | 40559 | jjdelcerro | * 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; |
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25 | |||
26 | import java.util.List; |
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27 | |||
28 | import org.gvsig.fmap.dal.exception.DataException; |
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29 | import org.gvsig.tools.dynobject.DynObject; |
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30 | import org.gvsig.tools.dynobject.exception.DynFieldNotFoundException; |
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31 | import org.gvsig.tools.lang.Cloneable; |
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32 | import org.gvsig.tools.persistence.Persistent; |
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33 | |||
34 | /**
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35 | * A FeatureStoreTransform provides a mechanism for mapping a source FeatureType
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36 | * to a target FeatureType, allowing to build different views (as in database
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37 | * view) over different feature types even from different stores.
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38 | *
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39 | */
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40 | 43215 | jjdelcerro | public interface FeatureStoreTransform |
41 | extends Persistent, Cloneable { |
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42 | 40435 | jjdelcerro | |
43 | 43215 | jjdelcerro | /**
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44 | * Returns the default {@link FeatureType}.
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45 | *
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46 | * @return default {@link FeatureType}
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47 | *
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48 | * @throws DataException
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49 | */
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50 | public FeatureType getDefaultFeatureType() throws DataException; |
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51 | 40435 | jjdelcerro | |
52 | 43215 | jjdelcerro | /**
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53 | * Returns this FeatureStoreTransform's FeatureType(s)
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54 | *
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55 | * @return
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56 | * @throws DataException
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57 | */
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58 | public List<FeatureType> getFeatureTypes() throws DataException; |
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59 | 40435 | jjdelcerro | |
60 | 43215 | jjdelcerro | /**
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61 | * Returns the original store {@link FeatureType} that replaces
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62 | * targetFeatureType of this FeatureStoreTransform's
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63 | *
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64 | * @return source {@link FeatureType}
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65 | */
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66 | public FeatureType getSourceFeatureTypeFrom(FeatureType targetFeatureType);
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67 | 40435 | jjdelcerro | |
68 | 43215 | jjdelcerro | /**
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69 | * Applies this transform between two features, copying the source data to
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70 | * the target feature.
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71 | *
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72 | * @param source feature whose data will be used as source
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73 | *
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74 | * @param target feature in which the source data will be copied
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75 | *
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76 | * @throws DataException
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77 | */
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78 | public void applyTransform(Feature source, EditableFeature target) |
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79 | throws DataException;
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80 | 40435 | jjdelcerro | |
81 | 43215 | jjdelcerro | /**
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82 | * Sets the FeatureStore to which this transform is applied.
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83 | *
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84 | * @param featureStore FeatureStore to which this transform is applied.
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85 | */
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86 | public void setFeatureStore(FeatureStore featureStore); |
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87 | 40435 | jjdelcerro | |
88 | 43215 | jjdelcerro | /**
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89 | * Returns the FeatureStore to which this transform belongs.
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90 | *
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91 | * @return FeatureStore to which this transform belongs.
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92 | */
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93 | public FeatureStore getFeatureStore();
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94 | 40435 | jjdelcerro | |
95 | 43215 | jjdelcerro | /**
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96 | * Retruns true if this make changes of any attributes values or false if
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97 | * only {@link FeatureType} definitions is changed.
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98 | *
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99 | * @return
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100 | * @see {@link FeatureStoreTransforms#isTransformsOriginalValues()}
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101 | *
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102 | */
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103 | public boolean isTransformsOriginalValues(); |
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104 | 40435 | jjdelcerro | |
105 | 43215 | jjdelcerro | public String getName(); |
106 | |||
107 | public String getDescription(); |
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108 | |||
109 | /**
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110 | * Sets the original metadata for this transform
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111 | *
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112 | * @param metadata
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113 | */
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114 | public void setSourceMetadata(DynObject metadata); |
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115 | |||
116 | public void setDynValue(String name, Object value) throws DynFieldNotFoundException; |
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117 | |||
118 | 40435 | jjdelcerro | public boolean hasDynValue(String name); |
119 | 43215 | jjdelcerro | |
120 | 40435 | jjdelcerro | public Object getDynValue(String name) throws DynFieldNotFoundException; |
121 | 43215 | jjdelcerro | |
122 | /**
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123 | * This method must perform the necessary actions to set up the transformation.
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124 | *
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125 | * It is called automatically when adding the transformation to the store
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126 | * and when the store is retrieved from the persistence.
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127 | *
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128 | * @throws Exception
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129 | */
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130 | public void setUp() throws Exception ; |
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131 | 40435 | jjdelcerro | } |