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 / spi / DataStoreProvider.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 | package org.gvsig.fmap.dal.spi; |
25 | |||
26 | import java.util.Collection; |
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27 | import java.util.Iterator; |
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28 | |||
29 | import org.gvsig.fmap.dal.DataServerExplorer; |
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30 | import org.gvsig.fmap.dal.exception.CloseException; |
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31 | import org.gvsig.fmap.dal.exception.InitializeException; |
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32 | import org.gvsig.fmap.dal.exception.OpenException; |
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33 | import org.gvsig.fmap.dal.exception.ReadException; |
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34 | import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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35 | import org.gvsig.fmap.dal.resource.Resource; |
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36 | import org.gvsig.fmap.dal.resource.spi.ResourceProvider; |
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37 | import org.gvsig.timesupport.Interval; |
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38 | import org.gvsig.timesupport.Time; |
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39 | import org.gvsig.tools.dispose.Disposable; |
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40 | import org.gvsig.tools.dynobject.DynObject; |
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41 | |||
42 | /**
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43 | * Base interface for all data providers
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44 | *
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45 | * @author jmvivo
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46 | *
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47 | */
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48 | public interface DataStoreProvider extends org.gvsig.fmap.dal.DataStoreProvider, DynObject, Disposable { |
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49 | |||
50 | /**
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51 | * Retruns an {@link java.util.Iterator} of SubStores from this store. it
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52 | * this hasn't SubStores returns <code>null</code>.
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53 | *
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54 | * @return SubStores iterator
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55 | */
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56 | public abstract Iterator getChilds(); |
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57 | |||
58 | /**
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59 | * Create a {@link DataServerExplorer} from the same source that this store.
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60 | *
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61 | * @return ServerExplorer
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62 | * @throws ReadException
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63 | * @throws ValidateDataParametersException
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64 | */
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65 | public abstract DataServerExplorer getExplorer() throws ReadException, |
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66 | ValidateDataParametersException; |
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67 | |||
68 | /**
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69 | * Open store. You must call it before do anything whith store.<br>
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70 | * This method can be called repeatly.
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71 | *
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72 | * @throws OpenException
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73 | */
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74 | public abstract void open() throws OpenException; |
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75 | |||
76 | /**
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77 | * Request to close de source
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78 | *
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79 | * @throws CloseException
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80 | */
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81 | public abstract void close() throws CloseException; |
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82 | |||
83 | /**
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84 | * Returns the {@link Resource} from where the data is being loaded.
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85 | *
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86 | * @return the data {@link Resource}
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87 | */
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88 | ResourceProvider getResource(); |
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89 | |||
90 | /**
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91 | * Force to reload information of Store
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92 | *
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93 | * @throws OpenException
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94 | * @throws InitializeException
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95 | */
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96 | public abstract void refresh() throws OpenException, InitializeException; |
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97 | |||
98 | /**
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99 | * Returns the unique identifier of the Store
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100 | *
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101 | * FIXME add examples
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102 | *
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103 | * @return
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104 | */
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105 | public abstract Object getSourceId(); |
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106 | |||
107 | /**
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108 | * Return the name of the provider.
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109 | * Examples: dbf, shp, jdbc, postgresql, wfs, gml
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110 | *
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111 | * @return
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112 | */
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113 | public String getProviderName(); |
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114 | |||
115 | /**
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116 | * Returns the name associated to the provider.
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117 | * This name is provided for informational purposes only.
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118 | * Explamples:
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119 | *
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120 | * In a dbf the filename without the path
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121 | *
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122 | * In a DDBB table the name of the table
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123 | *
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124 | * In a WFS layer the name of the layer.
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125 | *
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126 | * @return String containing this store's name.
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127 | */
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128 | public String getName(); |
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129 | |||
130 | /**
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131 | * Returns a more descriptive name for the provider that getName.
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132 | * This name is provided for informational purposes only.
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133 | * Explamples:
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134 | *
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135 | * In a file based store may return the full name of the filename, path and filename.
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136 | *
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137 | * In a data base based store may return "server:dbname:tablename"
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138 | *
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139 | * In a WFS layer based store may return "server:layername"
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140 | *
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141 | * @return String Containing the full name of the store
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142 | */
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143 | public String getFullName(); |
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144 | |||
145 | /**
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146 | * Gets the {@link Interval} of the store, that means the temporal
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147 | * interval where the store has valid data.
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148 | * @return
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149 | * a time interval or null if there is not time support
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150 | */
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151 | public Interval getInterval();
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152 | |||
153 | /**
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154 | * Gets all the possible values of time for which the store has data.
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155 | * @return
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156 | * a collection of {@link Time} objects.
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157 | */
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158 | public Collection getTimes(); |
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159 | |||
160 | /**
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161 | * Gets all the possible values of time for which the store has data
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162 | * and intersects with an interval.
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163 | * @param interval
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164 | * the interval of time
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165 | * @return
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166 | * a collection of {@link Time} objects.
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167 | */
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168 | public Collection getTimes(Interval interval); |
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169 | |||
170 | } |