root / tags / v2_0_0_Build_2050 / libraries / org.gvsig.newlayer / org.gvsig.newlayer.lib / org.gvsig.newlayer.lib.impl / src / main / java / org / gvsig / newlayer / impl / DefaultNewLayerService.java @ 38695
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1 | 36022 | fdiaz | /* 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 | package org.gvsig.newlayer.impl; |
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23 | |||
24 | import java.util.ArrayList; |
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25 | import java.util.Iterator; |
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26 | import java.util.List; |
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27 | |||
28 | import org.gvsig.fmap.dal.DALLocator; |
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29 | import org.gvsig.fmap.dal.DataManager; |
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30 | import org.gvsig.fmap.dal.DataServerExplorer; |
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31 | 36220 | fdiaz | import org.gvsig.fmap.dal.DataStore; |
32 | 38444 | cordinyana | import org.gvsig.fmap.dal.DataStoreParameters; |
33 | 36022 | fdiaz | import org.gvsig.fmap.dal.exception.DataException; |
34 | 36220 | fdiaz | import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
35 | 36022 | fdiaz | import org.gvsig.fmap.dal.feature.EditableFeatureType; |
36 | import org.gvsig.fmap.dal.feature.NewFeatureStoreParameters; |
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37 | 36220 | fdiaz | import org.gvsig.fmap.mapcontext.MapContext; |
38 | import org.gvsig.fmap.mapcontext.MapContextLocator; |
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39 | import org.gvsig.fmap.mapcontext.MapContextManager; |
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40 | import org.gvsig.fmap.mapcontext.exceptions.LoadLayerException; |
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41 | import org.gvsig.fmap.mapcontext.layers.FLayer; |
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42 | 36022 | fdiaz | import org.gvsig.newlayer.NewLayerManager; |
43 | import org.gvsig.newlayer.NewLayerProvider; |
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44 | import org.gvsig.newlayer.NewLayerProviderFactory; |
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45 | import org.gvsig.newlayer.NewLayerService; |
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46 | import org.gvsig.newlayer.NewLayerServiceException; |
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47 | 37891 | cordinyana | import org.gvsig.tools.service.ServiceException; |
48 | 36022 | fdiaz | |
49 | /**
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50 | * Default {@link NewLayerService} implementation.
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51 | *
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52 | * @author gvSIG Team
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53 | * @version $Id$
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54 | */
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55 | public class DefaultNewLayerService implements NewLayerService { |
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56 | |||
57 | private NewLayerManager newLayerManager;
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58 | private NewLayerProviderFactory type;
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59 | private NewLayerProvider provider;
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60 | 36220 | fdiaz | private boolean addLayerToView = true; |
61 | private MapContext mapContext;
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62 | 36022 | fdiaz | |
63 | /**
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64 | 37891 | cordinyana | * {@link DefaultNewLayerService} constructor
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65 | 36022 | fdiaz | */
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66 | 37891 | cordinyana | public DefaultNewLayerService(NewLayerManager manager, MapContext mapContext) {
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67 | 36022 | fdiaz | this.newLayerManager = manager;
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68 | 36220 | fdiaz | this.mapContext = mapContext;
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69 | 36022 | fdiaz | } |
70 | |||
71 | 37891 | cordinyana | public NewLayerProvider getProvider() {
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72 | return provider;
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73 | 36022 | fdiaz | } |
74 | 36220 | fdiaz | |
75 | 37891 | cordinyana | public void createLayer() throws NewLayerServiceException { |
76 | try {
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77 | this.getExplorer().add(this.getStoreName(), |
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78 | this.getNewStoreParameters(), true); |
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79 | } catch (DataException e) {
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80 | throw new CantCreateNewLayerException(e); |
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81 | } |
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82 | } |
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83 | 36220 | fdiaz | |
84 | 37891 | cordinyana | public void loadLayer() throws NewLayerServiceException { |
85 | try {
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86 | String storeName = this.getStoreName(); |
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87 | 38444 | cordinyana | DataStoreParameters storeParameters = |
88 | this.getOpenStoreParameters();
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89 | 37891 | cordinyana | DataManager dataManager = DALLocator.getDataManager(); |
90 | DataStore store = dataManager.openStore(storeName, storeParameters); |
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91 | String layerName = store.getName();
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92 | 36220 | fdiaz | |
93 | 37891 | cordinyana | MapContextManager mapContextManager = |
94 | MapContextLocator.getMapContextManager(); |
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95 | FLayer lyr = mapContextManager.createLayer(layerName, store); |
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96 | lyr.setActive(true);
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97 | lyr.setVisible(true);
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98 | mapContext.getLayers().addLayer(lyr); |
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99 | 36220 | fdiaz | |
100 | 37891 | cordinyana | lyr.dispose(); |
101 | } catch (DataException e) {
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102 | throw new CantOpenStoreException(e); |
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103 | } catch (ValidateDataParametersException e) {
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104 | throw new CantOpenStoreException(e); |
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105 | } catch (LoadLayerException e) {
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106 | throw new CantLoadNewLayerException(e); |
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107 | } |
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108 | |||
109 | } |
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110 | |||
111 | public class CantCreateNewLayerException extends NewLayerServiceException { |
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112 | |||
113 | /**
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114 | 36022 | fdiaz | *
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115 | */
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116 | 37891 | cordinyana | private static final long serialVersionUID = 4208215791054246118L; |
117 | 36022 | fdiaz | |
118 | 37891 | cordinyana | public CantCreateNewLayerException(Throwable cause) { |
119 | super("Can't create the layer", cause, "_cant_create_the_layer", |
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120 | serialVersionUID); |
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121 | } |
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122 | } |
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123 | 36022 | fdiaz | |
124 | 37891 | cordinyana | public class CantOpenStoreException extends NewLayerServiceException { |
125 | 36220 | fdiaz | |
126 | 37891 | cordinyana | /**
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127 | 36220 | fdiaz | *
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128 | */
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129 | 37891 | cordinyana | private static final long serialVersionUID = -2245228621032918630L; |
130 | 36220 | fdiaz | |
131 | 37891 | cordinyana | public CantOpenStoreException(Throwable cause) { |
132 | super("Can't open store", cause, "_cant_open_store", |
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133 | serialVersionUID); |
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134 | } |
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135 | } |
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136 | 36220 | fdiaz | |
137 | 37891 | cordinyana | public class CantLoadNewLayerException extends NewLayerServiceException { |
138 | 36220 | fdiaz | |
139 | 37891 | cordinyana | /**
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140 | 36220 | fdiaz | *
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141 | */
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142 | 37891 | cordinyana | private static final long serialVersionUID = -1711950651766745963L; |
143 | 36220 | fdiaz | |
144 | 37891 | cordinyana | public CantLoadNewLayerException(Throwable cause) { |
145 | super("Can't load the new layer", cause, |
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146 | "_cant_load_the_new_layer", serialVersionUID);
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147 | } |
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148 | } |
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149 | 36220 | fdiaz | |
150 | 37891 | cordinyana | public void setType(String type) { |
151 | try {
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152 | setProviderFactory(this.newLayerManager
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153 | .getNewLayerProviderFactory(type)); |
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154 | } catch (ServiceException e) {
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155 | throw new RuntimeException(e); |
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156 | } |
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157 | } |
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158 | 36022 | fdiaz | |
159 | 37891 | cordinyana | public DataServerExplorer getExplorer() {
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160 | return getProvider().getExplorer();
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161 | } |
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162 | 36022 | fdiaz | |
163 | 37891 | cordinyana | public String getStoreName() { |
164 | return getProvider().getStoreName();
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165 | } |
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166 | 36022 | fdiaz | |
167 | 37891 | cordinyana | public EditableFeatureType getFeatureType() {
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168 | return getProvider().getFeatureType();
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169 | } |
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170 | 36022 | fdiaz | |
171 | 37891 | cordinyana | public NewFeatureStoreParameters getNewStoreParameters() {
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172 | return getProvider().getNewStoreParameters();
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173 | } |
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174 | 36022 | fdiaz | |
175 | 38444 | cordinyana | public DataStoreParameters getOpenStoreParameters() {
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176 | return getProvider().getOpenStoreParameters();
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177 | } |
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178 | |||
179 | 37891 | cordinyana | public List<String> getTypes() { |
180 | List<String> types = new ArrayList<String>(); |
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181 | List<NewLayerProviderFactory> providers = getProviderFactories();
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182 | Iterator<NewLayerProviderFactory> it = providers.iterator();
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183 | while (it.hasNext()) {
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184 | NewLayerProviderFactory newLayerProviderFactory = it.next(); |
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185 | types.add(newLayerProviderFactory.getName()); |
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186 | } |
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187 | return types;
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188 | } |
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189 | 36022 | fdiaz | |
190 | 37891 | cordinyana | public String getType() { |
191 | return this.type.getName(); |
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192 | } |
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193 | 36022 | fdiaz | |
194 | 37891 | cordinyana | public void addLayerToView(boolean b) { |
195 | this.addLayerToView = b;
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196 | } |
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197 | 36220 | fdiaz | |
198 | 37891 | cordinyana | public MapContext getMapContext() {
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199 | return mapContext;
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200 | } |
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201 | 36721 | fdiaz | |
202 | 37891 | cordinyana | public void setProviderFactory(NewLayerProviderFactory type) { |
203 | this.type = type;
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204 | this.provider = type.create(this); |
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205 | } |
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206 | |||
207 | public NewLayerProviderFactory getProviderFactory() {
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208 | return type;
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209 | } |
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210 | |||
211 | public List<NewLayerProviderFactory> getProviderFactories() { |
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212 | |||
213 | List<NewLayerProviderFactory> providers =
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214 | new ArrayList<NewLayerProviderFactory>( |
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215 | this.newLayerManager
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216 | .getProviders(NewLayerManager.STORETYPE.ANY)); |
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217 | |||
218 | for (Iterator<NewLayerProviderFactory> iterator = providers.iterator(); iterator |
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219 | .hasNext();) { |
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220 | NewLayerProviderFactory newLayerProviderFactory = iterator.next(); |
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221 | if (!newLayerProviderFactory.isEnabled()) {
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222 | iterator.remove(); |
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223 | } |
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224 | } |
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225 | |||
226 | return providers;
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227 | } |
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228 | |||
229 | 36022 | fdiaz | } |