root / branches / v2_0_0_prep / libraries / libFMap_dal / src / org / gvsig / fmap / dal / impl / DefaultDataManager.java @ 36477
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package org.gvsig.fmap.dal.impl; |
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import java.io.File; |
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import java.lang.reflect.InvocationTargetException; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Map; |
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import org.gvsig.fmap.dal.DALLocator; |
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import org.gvsig.fmap.dal.DataManager; |
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import org.gvsig.fmap.dal.DataServerExplorer; |
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import org.gvsig.fmap.dal.DataServerExplorerParameters; |
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import org.gvsig.fmap.dal.DataStore; |
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import org.gvsig.fmap.dal.DataStoreFactory; |
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.DataStoreProviderFactory; |
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import org.gvsig.fmap.dal.NewDataStoreParameters; |
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import org.gvsig.fmap.dal.OpenErrorHandler; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.exception.ProviderNotRegisteredException; |
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import org.gvsig.fmap.dal.exception.ValidateDataParametersException; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureQuery; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.dal.feature.FeatureStoreProviderFactory; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.impl.DefaultEditableFeatureType; |
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import org.gvsig.fmap.dal.feature.impl.DefaultFeatureIndex; |
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import org.gvsig.fmap.dal.feature.impl.DefaultFeatureStore; |
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import org.gvsig.fmap.dal.feature.paging.FeaturePagingHelper; |
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import org.gvsig.fmap.dal.feature.paging.impl.FeaturePagingHelperImpl; |
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import org.gvsig.fmap.dal.feature.spi.BaseFeatureStoreProviderFactory; |
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import org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureStoreProviderServices; |
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import org.gvsig.fmap.dal.feature.spi.cache.FeatureCacheProvider; |
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import org.gvsig.fmap.dal.feature.spi.cache.FeatureCacheProviderFactory; |
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import org.gvsig.fmap.dal.feature.spi.index.FeatureIndexProvider; |
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import org.gvsig.fmap.dal.feature.spi.index.FeatureIndexProviderServices; |
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import org.gvsig.fmap.dal.raster.spi.CoverageStoreProvider; |
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import org.gvsig.fmap.dal.resource.ResourceManager; |
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import org.gvsig.fmap.dal.spi.DataManagerProviderServices; |
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import org.gvsig.fmap.dal.spi.DataServerExplorerProvider; |
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import org.gvsig.fmap.dal.spi.DataStoreInitializer; |
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import org.gvsig.fmap.dal.spi.DataStoreProvider; |
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import org.gvsig.fmap.dal.spi.DataStoreProviderServices; |
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import org.gvsig.fmap.dal.store.memory.MemoryStoreParameters; |
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import org.gvsig.fmap.dal.store.memory.MemoryStoreProvider; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.evaluator.Evaluator; |
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import org.gvsig.tools.exception.BaseException; |
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import org.gvsig.tools.extensionpoint.ExtensionPoint; |
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import org.gvsig.tools.extensionpoint.ExtensionPoint.Extension; |
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import org.gvsig.tools.extensionpoint.ExtensionPointManager; |
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import org.gvsig.tools.operations.OperationManager; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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public class DefaultDataManager implements DataManager, |
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DataManagerProviderServices {
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private static Logger LOG = LoggerFactory |
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.getLogger(DefaultDataManager.class); |
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final static private String DATA_MANAGER_STORE = "Data.manager.stores"; |
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final static private String DATA_MANAGER_STORE_DESCRIPTION = "DAL stores providers"; |
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final static private String DATA_MANAGER_STORE_PARAMS = "Data.manager.stores.params"; |
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final static private String DATA_MANAGER_STORE_PARAMS_DESCRIPTION = "DAL stores providers parameters"; |
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final static private String DATA_MANAGER_EXPLORER = "Data.manager.explorers"; |
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final static private String DATA_MANAGER_EXPLORER_DESCRIPTION = "DAL explorers providers"; |
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final static private String DATA_MANAGER_EXPLORER_PARAMS = "Data.manager.explorers.params"; |
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final static private String DATA_MANAGER_EXPLORER_PARAMS_DESCRIPTION = "DAL explorer providers parameters"; |
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final static private String DATA_MANAGER_INDEX = "Data.manager.indexes"; |
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final static private String DATA_MANAGER_INDEX_DESCRIPTION = "DAL index providers"; |
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final static private String DATA_MANAGER_CACHE = "Data.manager.caches"; |
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final static private String DATA_MANAGER_CACHE_DESCRIPTION = "DAL cache providers"; |
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final static private String DATA_MANAGER_EXPRESION_EVALUATOR = "Data.manager.expresion.evaluator"; |
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final static private String DATA_MANAGER_EXPRESION_EVALUATOR_DEFAULT = "default"; |
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final static private String DATA_MANAGER_EXPRESION_EVALUATOR_DESCRIPTION = "DAL expresion evaluators."; |
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final static private String DATA_MANAGER_STORE_FACTORY = "Data.manager.stores.factory"; |
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final static private String DATA_MANAGER_STORE_FACTORY_DESCRIPTION = "DAL stores factories"; |
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final static private String DATA_MANAGER_STORE_PROVIDER_FACTORY = "Data.manager.providers.factory"; |
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final static private String DATA_MANAGER_STORE_PROVIDER_FACTORY_DESCRIPTION = "DAL store provider factories"; |
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/** This map contains the name of the default provider for each data type */
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private Map defaultDataIndexProviders; |
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private OpenErrorHandler openErrorHandler;
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public DefaultDataManager() {
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/*
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* Create te extensions point in te registry.
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*/
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ToolsLocator.getExtensionPointManager().add(DATA_MANAGER_STORE, |
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DATA_MANAGER_STORE_DESCRIPTION); |
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ToolsLocator.getExtensionPointManager().add(DATA_MANAGER_STORE_PARAMS, |
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DATA_MANAGER_STORE_PARAMS_DESCRIPTION); |
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ToolsLocator.getExtensionPointManager().add(DATA_MANAGER_EXPLORER, |
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DATA_MANAGER_EXPLORER_DESCRIPTION); |
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ToolsLocator.getExtensionPointManager().add( |
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DATA_MANAGER_EXPLORER_PARAMS, |
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DATA_MANAGER_EXPLORER_PARAMS_DESCRIPTION); |
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ToolsLocator.getExtensionPointManager().add(DATA_MANAGER_INDEX, |
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DATA_MANAGER_INDEX_DESCRIPTION); |
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ToolsLocator.getExtensionPointManager().add( |
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DATA_MANAGER_EXPRESION_EVALUATOR, |
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DATA_MANAGER_EXPRESION_EVALUATOR_DESCRIPTION); |
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ToolsLocator.getExtensionPointManager().add( |
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DATA_MANAGER_STORE_PROVIDER_FACTORY, |
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DATA_MANAGER_STORE_PROVIDER_FACTORY_DESCRIPTION); |
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initializeIndexes(); |
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} |
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/**
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*
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* @return ResourceManager
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*/
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public ResourceManager getResourceManager() {
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return DALLocator.getResourceManager();
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} |
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public OperationManager getOperationManager() {
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return ToolsLocator.getOperationManager();
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} |
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public String getTemporaryDirectory() { |
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// FIXME Define a better tempdir solution
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String tmp = System.getProperty("TMP"); |
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if (tmp == null) { |
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tmp = System.getProperty("TEMP"); |
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} |
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if (tmp == null) { |
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File tmp_file = new File(System.getProperty("HOME"), "_daltmp_"); |
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int i = 1; |
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while (!tmp_file.exists() || !tmp_file.isDirectory()) {
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tmp_file = new File(tmp_file.getAbsolutePath() + i); |
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i++; |
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} |
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if (!tmp_file.exists()) {
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tmp_file.mkdir(); |
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} |
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tmp = tmp_file.getAbsolutePath(); |
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} |
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return tmp;
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} |
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/*
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* ====================================================================
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*
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* Store related services
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*/
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public void registerStoreProvider(String name, Class storeProviderClass, |
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Class parametersClass) {
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if (name == null || storeProviderClass == null |
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|| parametersClass == null) {
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// FIXME Exception
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throw new IllegalArgumentException("Any parameters can be null"); |
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} |
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if (!DataStoreParameters.class.isAssignableFrom(parametersClass)) {
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// FIXME Exception
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throw new IllegalArgumentException(parametersClass.getName() |
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+ " must implement org.gvsig.fmap.dal.DataStoreParameters");
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} |
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if (CoverageStoreProvider.class.isAssignableFrom(storeProviderClass)) {
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ToolsLocator.getExtensionPointManager() |
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.add(DATA_MANAGER_STORE, DATA_MANAGER_STORE_DESCRIPTION) |
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.append(name, null, storeProviderClass);
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ToolsLocator |
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.getExtensionPointManager() |
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.add(DATA_MANAGER_STORE_PARAMS, |
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DATA_MANAGER_STORE_PARAMS_DESCRIPTION) |
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.append(name, null, parametersClass);
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return;
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} |
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if (FeatureStoreProvider.class.isAssignableFrom(storeProviderClass)) {
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// Envuelve al proveedor en una factoria por defecto.
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this.registerStoreProviderFactory(new BaseFeatureStoreProviderFactory(name, "", storeProviderClass, parametersClass)); |
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return;
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} |
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throw new IllegalArgumentException("Not supported implemtation: name=" |
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+ name + " provider class=" + storeProviderClass.getName());
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} |
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public void registerStoreProviderFactory(DataStoreProviderFactory factory) { |
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ExtensionPoint factories = ToolsLocator.getExtensionPointManager().add( |
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DATA_MANAGER_STORE_PROVIDER_FACTORY, |
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DATA_MANAGER_STORE_PROVIDER_FACTORY_DESCRIPTION); |
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factories.append(factory.getName(), factory.getDescription(), factory); |
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} |
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public void registerStoreFactory(String name, Class storeProviderClass) { |
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if (name == null || storeProviderClass == null) { |
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// FIXME Exception
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throw new IllegalArgumentException("Any parameters can be null"); |
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} |
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if (!(DataStoreFactory.class.isAssignableFrom(storeProviderClass))) {
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// FIXME Exception
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throw new IllegalArgumentException( |
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"Not supported implemtation: name=" + name
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+ " provider class=" + storeProviderClass.getName());
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} |
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ToolsLocator |
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.getExtensionPointManager() |
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.add(DATA_MANAGER_STORE_FACTORY, |
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DATA_MANAGER_STORE_FACTORY_DESCRIPTION) |
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.append(name, null, storeProviderClass);
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} |
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public DataStoreParameters createStoreParameters(String name) |
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throws InitializeException, ProviderNotRegisteredException {
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try {
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// Si hay una factoria para ese proveedor se los pedimos a la factoria
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DataStoreProviderFactory providerFactory = (DataStoreProviderFactory) ToolsLocator |
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.getExtensionPointManager().get(DATA_MANAGER_STORE_PROVIDER_FACTORY) |
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.create(name); |
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if( providerFactory != null ) { |
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return (DataStoreParameters) providerFactory.createParameters();
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} |
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// Si no hay factoria lo hacemos como se hacia antes por mantener
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// compatibilidad.
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DataStoreParameters params = (DataStoreParameters) ToolsLocator |
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.getExtensionPointManager().get(DATA_MANAGER_STORE_PARAMS) |
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.create(name); |
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if (params == null) { |
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throw new ProviderNotRegisteredException(name); |
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} |
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return params;
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} catch (InstantiationException e) { |
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throw new InitializeException(e); |
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} catch (IllegalAccessException e) { |
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throw new InitializeException(e); |
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} catch (SecurityException e) { |
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throw new InitializeException(e); |
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} catch (IllegalArgumentException e) { |
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throw new InitializeException(e); |
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} |
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} |
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private DataStore localOpenStore(String provider, |
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DataStoreParameters parameters) throws InitializeException,
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ProviderNotRegisteredException, ValidateDataParametersException {
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String name = provider; // parameters.getDataStoreName(); |
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parameters.validate(); |
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DataStore store; |
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try {
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DataStoreProviderFactory providerFactory; |
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providerFactory = (DataStoreProviderFactory) ToolsLocator |
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.getExtensionPointManager().get(DATA_MANAGER_STORE_PROVIDER_FACTORY) |
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.create(name); |
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if( providerFactory != null ) { |
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if (FeatureStoreProviderFactory.class.isAssignableFrom(providerFactory.getClass())){
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store = new DefaultFeatureStore();
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this.intializeDataStore(store, parameters);
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return store;
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} |
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} |
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} catch (InstantiationException e1) { |
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// ignore
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} catch (IllegalAccessException e1) { |
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// ignore
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} |
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Extension storeProviderExtension = ToolsLocator |
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.getExtensionPointManager().get(DATA_MANAGER_STORE).get(name); |
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if (storeProviderExtension == null) { |
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throw new ProviderNotRegisteredException(name); |
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} |
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Class providerClass = storeProviderExtension.getExtension();
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if (providerClass == null) { |
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throw new ProviderNotRegisteredException(name); |
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} |
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if (CoverageStoreProvider.class.isAssignableFrom(providerClass)) {
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ExtensionPoint.Extension point = ToolsLocator |
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.getExtensionPointManager().get(DATA_MANAGER_STORE_FACTORY) |
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.get(name); |
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DataStoreFactory factory = null;
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try {
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factory = (DataStoreFactory) point.create(); |
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} catch (InstantiationException e) { |
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throw new InitializeException(e); |
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} catch (IllegalAccessException e) { |
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throw new InitializeException(e); |
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} |
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factory.setParameters(parameters); |
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store = factory.createStore(); |
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} else if (FeatureStoreProvider.class.isAssignableFrom(providerClass)) { |
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store = new DefaultFeatureStore();
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} else {
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// FIXME Exception
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throw new InitializeException(name, new RuntimeException( |
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"Not supported implemtation: name=" + name
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+ " provider class=" + providerClass.getName()));
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} |
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this.intializeDataStore(store, parameters);
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return store;
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} |
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public DataStore openStore(String provider, DataStoreParameters parameters) |
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throws InitializeException, ProviderNotRegisteredException,
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ValidateDataParametersException {
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return localOpenStore(provider, parameters);
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} |
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/**
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* @deprecated see openStore
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*/
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public DataStore createStore(DataStoreParameters parameters)
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throws InitializeException, ProviderNotRegisteredException,
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ValidateDataParametersException {
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try {
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int i = 1 / 0; |
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} catch (Throwable e) { |
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LOG.info( |
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"Use of deprcated method. Replace calling to it by calling to openStore",
|
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e); |
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} |
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return openStore(parameters.getDataStoreName(), parameters);
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} |
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|
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public List getStoreProviders() { |
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ExtensionPointManager epmanager = ToolsLocator.getExtensionPointManager(); |
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List names1 = epmanager.get(DATA_MANAGER_STORE).getNames();
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List names2 = epmanager.get(DATA_MANAGER_STORE_PROVIDER_FACTORY).getNames();
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List names3 = new ArrayList(); |
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names3.addAll(names1); |
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names3.addAll(names2); |
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return names3;
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} |
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|
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public DataStoreProviderFactory getStoreProviderFactory(String name) { |
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try {
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return (DataStoreProviderFactory) ToolsLocator
|
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.getExtensionPointManager() |
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.get(DATA_MANAGER_STORE_PROVIDER_FACTORY).create(name); |
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} catch (InstantiationException e) { |
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return null; |
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} catch (IllegalAccessException e) { |
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return null; |
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} |
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} |
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|
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public List getStoreProviders(String name) { |
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return getStoreProviders(); // FIXME: need filter from the name of |
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// the explorer
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} |
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|
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public NewDataStoreParameters createNewStoreParameters(String explorer, |
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String provider) throws InitializeException, |
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ProviderNotRegisteredException {
|
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|
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DataServerExplorerParameters parameters; |
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DataServerExplorer server; |
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try {
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parameters = this.createServerExplorerParameters(explorer);
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server = this.openServerExplorerWithoutValidate(explorer,
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parameters); |
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return server.getAddParameters(provider);
|
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} catch (ValidateDataParametersException e) {
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throw new InitializeException(e); |
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} catch (DataException e) {
|
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throw new InitializeException(e); |
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} |
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} |
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|
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public void newStore(String explorer, String provider, |
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NewDataStoreParameters parameters, boolean overwrite)
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throws InitializeException, ProviderNotRegisteredException,
|
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ValidateDataParametersException {
|
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|
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parameters.validate(); |
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|
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DataServerExplorerParameters explorerParameters; |
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DataServerExplorer server; |
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explorerParameters = this.createServerExplorerParameters(explorer);
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server = this.openServerExplorerWithoutValidate(explorer,
|
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explorerParameters); |
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try {
|
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server.add(provider, parameters, overwrite); |
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} catch (DataException e) {
|
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throw new InitializeException(e); |
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} |
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} |
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|
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/*
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* ====================================================================
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*
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* Explorer related services
|
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*/
|
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public void registerExplorerProvider(String name, Class explorerClass, |
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Class parametersClass) {
|
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|
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if (name == null || explorerClass == null || parametersClass == null) { |
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// FIXME Exception
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throw new IllegalArgumentException("Any parameters can be null"); |
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} |
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|
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if (!DataServerExplorerParameters.class
|
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.isAssignableFrom(parametersClass)) {
|
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// FIXME Exception
|
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throw new IllegalArgumentException( |
| 442 |
parametersClass.getName() |
| 443 |
+ " must implement org.gvsig.fmap.dal.DataServerExplorerParameters");
|
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} |
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|
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if (!DataServerExplorer.class.isAssignableFrom(explorerClass)) {
|
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// FIXME Exception
|
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throw new IllegalArgumentException(explorerClass.getName() |
| 449 |
+ " must implement org.gvsig.fmap.dal.DataServerExplorer");
|
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} |
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|
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ToolsLocator.getExtensionPointManager() |
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.add(DATA_MANAGER_EXPLORER, DATA_MANAGER_EXPLORER_DESCRIPTION) |
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.append(name, null, explorerClass);
|
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|
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ToolsLocator |
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.getExtensionPointManager() |
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.add(DATA_MANAGER_EXPLORER_PARAMS, |
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DATA_MANAGER_EXPLORER_PARAMS_DESCRIPTION) |
| 460 |
.append(name, null, parametersClass);
|
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} |
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|
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public DataServerExplorerParameters createServerExplorerParameters(
|
| 464 |
String name) throws InitializeException, |
| 465 |
ProviderNotRegisteredException {
|
| 466 |
try {
|
| 467 |
DataServerExplorerParameters params = (DataServerExplorerParameters) ToolsLocator |
| 468 |
.getExtensionPointManager() |
| 469 |
.get(DATA_MANAGER_EXPLORER_PARAMS).create(name); |
| 470 |
if (params == null) { |
| 471 |
throw new ProviderNotRegisteredException(name); |
| 472 |
} |
| 473 |
return params;
|
| 474 |
} catch (InstantiationException e) { |
| 475 |
throw new InitializeException(e); |
| 476 |
} catch (IllegalAccessException e) { |
| 477 |
throw new InitializeException(e); |
| 478 |
} catch (SecurityException e) { |
| 479 |
throw new InitializeException(e); |
| 480 |
} catch (IllegalArgumentException e) { |
| 481 |
throw new InitializeException(e); |
| 482 |
} |
| 483 |
} |
| 484 |
|
| 485 |
public DataServerExplorer openServerExplorer(String explorer, |
| 486 |
DataServerExplorerParameters parameters) |
| 487 |
throws InitializeException, ProviderNotRegisteredException,
|
| 488 |
ValidateDataParametersException {
|
| 489 |
|
| 490 |
if (parameters != null) { |
| 491 |
parameters.validate(); |
| 492 |
} |
| 493 |
return this.openServerExplorerWithoutValidate(explorer, parameters); |
| 494 |
} |
| 495 |
|
| 496 |
private DataServerExplorer openServerExplorerWithoutValidate(
|
| 497 |
String explorerName, DataServerExplorerParameters parameters)
|
| 498 |
throws InitializeException, ProviderNotRegisteredException,
|
| 499 |
ValidateDataParametersException {
|
| 500 |
|
| 501 |
String name = explorerName; // parameters.getExplorerName(); |
| 502 |
|
| 503 |
try {
|
| 504 |
DataServerExplorerProvider server = (DataServerExplorerProvider) ToolsLocator |
| 505 |
.getExtensionPointManager() |
| 506 |
.get(DATA_MANAGER_EXPLORER) |
| 507 |
.create(name, |
| 508 |
new Object[] { |
| 509 |
parameters, |
| 510 |
new DefaultDataServerExplorerProviderServices() });
|
| 511 |
if (server == null) { |
| 512 |
throw new ProviderNotRegisteredException(name); |
| 513 |
} |
| 514 |
return server;
|
| 515 |
} catch (InstantiationException e) { |
| 516 |
throw new InitializeException(e); |
| 517 |
} catch (IllegalAccessException e) { |
| 518 |
throw new InitializeException(e); |
| 519 |
} catch (SecurityException e) { |
| 520 |
throw new InitializeException(e); |
| 521 |
} catch (IllegalArgumentException e) { |
| 522 |
throw new InitializeException(e); |
| 523 |
} catch (NoSuchMethodException e) { |
| 524 |
throw new InitializeException(e); |
| 525 |
} catch (InvocationTargetException e) { |
| 526 |
throw new InitializeException(e); |
| 527 |
} |
| 528 |
} |
| 529 |
|
| 530 |
/**
|
| 531 |
* @deprecated see openServerExplorer
|
| 532 |
*/
|
| 533 |
public DataServerExplorer createServerExplorer(
|
| 534 |
DataServerExplorerParameters parameters) |
| 535 |
throws InitializeException, ProviderNotRegisteredException,
|
| 536 |
ValidateDataParametersException {
|
| 537 |
return openServerExplorer(parameters.getExplorerName(), parameters);
|
| 538 |
} |
| 539 |
|
| 540 |
public List getExplorerProviders() { |
| 541 |
return ToolsLocator.getExtensionPointManager()
|
| 542 |
.get(DATA_MANAGER_EXPLORER).getNames(); |
| 543 |
} |
| 544 |
|
| 545 |
/*
|
| 546 |
* ====================================================================
|
| 547 |
*
|
| 548 |
* Expresion evaluation related services
|
| 549 |
*/
|
| 550 |
public Evaluator createExpresion(String expresion) |
| 551 |
throws InitializeException {
|
| 552 |
try {
|
| 553 |
return (Evaluator) ToolsLocator
|
| 554 |
.getExtensionPointManager() |
| 555 |
.get(DATA_MANAGER_EXPRESION_EVALUATOR) |
| 556 |
.create(DATA_MANAGER_EXPRESION_EVALUATOR_DEFAULT, |
| 557 |
new Object[] { expresion }); |
| 558 |
} catch (SecurityException e) { |
| 559 |
throw new InitializeException(e); |
| 560 |
} catch (IllegalArgumentException e) { |
| 561 |
throw new InitializeException(e); |
| 562 |
} catch (NoSuchMethodException e) { |
| 563 |
throw new InitializeException(e); |
| 564 |
} catch (InstantiationException e) { |
| 565 |
throw new InitializeException(e); |
| 566 |
} catch (IllegalAccessException e) { |
| 567 |
throw new InitializeException(e); |
| 568 |
} catch (InvocationTargetException e) { |
| 569 |
throw new InitializeException(e); |
| 570 |
} |
| 571 |
} |
| 572 |
|
| 573 |
public void registerDefaultEvaluator(Class evaluatorClass) { |
| 574 |
if (!Evaluator.class.isAssignableFrom(evaluatorClass)) {
|
| 575 |
throw new ClassCastException(); |
| 576 |
} |
| 577 |
ToolsLocator |
| 578 |
.getExtensionPointManager() |
| 579 |
.add(DATA_MANAGER_EXPRESION_EVALUATOR, |
| 580 |
DATA_MANAGER_EXPRESION_EVALUATOR_DESCRIPTION) |
| 581 |
.append(DATA_MANAGER_EXPRESION_EVALUATOR_DEFAULT, |
| 582 |
"Default expresion evaluator for use in DAL",
|
| 583 |
evaluatorClass); |
| 584 |
} |
| 585 |
|
| 586 |
/*
|
| 587 |
* ====================================================================
|
| 588 |
*
|
| 589 |
* Index related services
|
| 590 |
*/
|
| 591 |
|
| 592 |
public List getFeatureIndexProviders() { |
| 593 |
return ToolsLocator.getExtensionPointManager().get(DATA_MANAGER_INDEX)
|
| 594 |
.getNames(); |
| 595 |
} |
| 596 |
|
| 597 |
public void setDefaultFeatureIndexProviderName(int dataType, String name) { |
| 598 |
defaultDataIndexProviders.put(new Integer(dataType), name); |
| 599 |
} |
| 600 |
|
| 601 |
public String getDefaultFeatureIndexProviderName(int dataType) { |
| 602 |
return (String) defaultDataIndexProviders.get(new Integer(dataType)); |
| 603 |
} |
| 604 |
|
| 605 |
public FeatureIndexProviderServices createFeatureIndexProvider(String name, |
| 606 |
FeatureStore store, FeatureType type, String indexName,
|
| 607 |
FeatureAttributeDescriptor attr) throws InitializeException,
|
| 608 |
ProviderNotRegisteredException {
|
| 609 |
|
| 610 |
if (name == null) { |
| 611 |
name = getDefaultFeatureIndexProviderName(attr.getType()); |
| 612 |
} |
| 613 |
|
| 614 |
if (name == null) { |
| 615 |
throw new InitializeException( |
| 616 |
"There not any index provider registered.", null); |
| 617 |
} |
| 618 |
|
| 619 |
try {
|
| 620 |
FeatureIndexProvider provider = (FeatureIndexProvider) ToolsLocator |
| 621 |
.getExtensionPointManager().get(DATA_MANAGER_INDEX) |
| 622 |
.create(name); |
| 623 |
if (provider == null) { |
| 624 |
throw new ProviderNotRegisteredException(name); |
| 625 |
} |
| 626 |
FeatureIndexProviderServices services = new DefaultFeatureIndex(
|
| 627 |
(FeatureStoreProviderServices) store, type, provider, |
| 628 |
attr.getName(), indexName); |
| 629 |
services.initialize(); |
| 630 |
return services;
|
| 631 |
} catch (InstantiationException e) { |
| 632 |
throw new InitializeException(e); |
| 633 |
} catch (IllegalAccessException e) { |
| 634 |
throw new InitializeException(e); |
| 635 |
} catch (SecurityException e) { |
| 636 |
throw new InitializeException(e); |
| 637 |
} catch (IllegalArgumentException e) { |
| 638 |
throw new InitializeException(e); |
| 639 |
} |
| 640 |
} |
| 641 |
|
| 642 |
public void registerFeatureIndexProvider(String name, String description, |
| 643 |
Class clazz, int dataType) { |
| 644 |
ToolsLocator.getExtensionPointManager() |
| 645 |
.add(DATA_MANAGER_INDEX, DATA_MANAGER_INDEX_DESCRIPTION) |
| 646 |
.append(name, null, clazz);
|
| 647 |
|
| 648 |
if (getDefaultFeatureIndexProviderName(dataType) == null) { |
| 649 |
setDefaultFeatureIndexProviderName(dataType, name); |
| 650 |
} |
| 651 |
} |
| 652 |
|
| 653 |
private void initializeIndexes() { |
| 654 |
this.defaultDataIndexProviders = new HashMap(); |
| 655 |
} |
| 656 |
|
| 657 |
public void intializeDataStore(DataStore store, |
| 658 |
DataStoreParameters parameters) throws InitializeException,
|
| 659 |
ProviderNotRegisteredException {
|
| 660 |
|
| 661 |
((DataStoreInitializer) store).intializePhase1(this, parameters);
|
| 662 |
DataStoreProvider provider = this.createProvider(
|
| 663 |
(DataStoreProviderServices) store, parameters); |
| 664 |
((DataStoreInitializer) store).intializePhase2(provider); |
| 665 |
|
| 666 |
} |
| 667 |
|
| 668 |
public DataStoreProvider createProvider(
|
| 669 |
DataStoreProviderServices providerServices, |
| 670 |
DataStoreParameters parameters) throws InitializeException,
|
| 671 |
ProviderNotRegisteredException {
|
| 672 |
String name = parameters.getDataStoreName();
|
| 673 |
DataStoreProvider provider = null;
|
| 674 |
boolean retry = true; |
| 675 |
while (retry) {
|
| 676 |
try {
|
| 677 |
DataStoreProviderFactory providerFactory = (DataStoreProviderFactory) ToolsLocator |
| 678 |
.getExtensionPointManager() |
| 679 |
.get(DATA_MANAGER_STORE_PROVIDER_FACTORY).create(name); |
| 680 |
if( providerFactory!=null ) { |
| 681 |
provider = (DataStoreProvider) providerFactory.createProvider(parameters, providerServices); |
| 682 |
} else {
|
| 683 |
provider = (DataStoreProvider) ToolsLocator |
| 684 |
.getExtensionPointManager() |
| 685 |
.get(DATA_MANAGER_STORE) |
| 686 |
.create(name, |
| 687 |
new Object[] { parameters, providerServices }); |
| 688 |
} |
| 689 |
retry = false;
|
| 690 |
} catch (Exception e) { |
| 691 |
if (openErrorHandler != null) { |
| 692 |
retry = openErrorHandler.canRetryOpen(e, parameters); |
| 693 |
} else {
|
| 694 |
retry = false;
|
| 695 |
} |
| 696 |
if (!retry) {
|
| 697 |
throw new InitializeException( |
| 698 |
parameters.getDataStoreName(), e); |
| 699 |
} |
| 700 |
} |
| 701 |
} |
| 702 |
if (provider == null) { |
| 703 |
throw new ProviderNotRegisteredException(name); |
| 704 |
} |
| 705 |
return provider;
|
| 706 |
} |
| 707 |
|
| 708 |
public void registerFeatureCacheProvider( |
| 709 |
FeatureCacheProviderFactory providerFactory) {
|
| 710 |
ToolsLocator.getExtensionPointManager() |
| 711 |
.add(DATA_MANAGER_CACHE, DATA_MANAGER_CACHE_DESCRIPTION) |
| 712 |
.append(providerFactory.getName(), "", providerFactory);
|
| 713 |
} |
| 714 |
|
| 715 |
public FeatureCacheProvider createFeatureCacheProvider(String name, |
| 716 |
DynObject parameters) throws DataException {
|
| 717 |
if (name == null) { |
| 718 |
throw new InitializeException( |
| 719 |
"It is necessary to provide a cache name", null); |
| 720 |
} |
| 721 |
if (parameters == null) { |
| 722 |
throw new InitializeException( |
| 723 |
"It is necessary to provide parameters to create the explorer",
|
| 724 |
null);
|
| 725 |
} |
| 726 |
FeatureCacheProviderFactory featureCacheProviderFactory; |
| 727 |
try {
|
| 728 |
featureCacheProviderFactory = (FeatureCacheProviderFactory) ToolsLocator |
| 729 |
.getExtensionPointManager().get(DATA_MANAGER_CACHE) |
| 730 |
.create(name); |
| 731 |
if (featureCacheProviderFactory == null) { |
| 732 |
throw new ProviderNotRegisteredException(name); |
| 733 |
} |
| 734 |
return featureCacheProviderFactory.createCacheProvider(parameters);
|
| 735 |
} catch (InstantiationException e) { |
| 736 |
throw new InitializeException(e); |
| 737 |
} catch (IllegalAccessException e) { |
| 738 |
throw new InitializeException(e); |
| 739 |
} |
| 740 |
} |
| 741 |
|
| 742 |
public List getFeatureCacheProviders() { |
| 743 |
ExtensionPoint extensionPoint = ToolsLocator.getExtensionPointManager() |
| 744 |
.get(DATA_MANAGER_CACHE); |
| 745 |
if (extensionPoint != null) { |
| 746 |
return ToolsLocator.getExtensionPointManager()
|
| 747 |
.get(DATA_MANAGER_CACHE).getNames(); |
| 748 |
} else {
|
| 749 |
return new ArrayList(); |
| 750 |
} |
| 751 |
} |
| 752 |
|
| 753 |
public DynObject createCacheParameters(String name) |
| 754 |
throws InitializeException, ProviderNotRegisteredException {
|
| 755 |
if (name == null) { |
| 756 |
throw new InitializeException( |
| 757 |
"It is necessary to provide a cache name", null); |
| 758 |
} |
| 759 |
FeatureCacheProviderFactory featureCacheProviderFactory; |
| 760 |
try {
|
| 761 |
featureCacheProviderFactory = (FeatureCacheProviderFactory) ToolsLocator |
| 762 |
.getExtensionPointManager().get(DATA_MANAGER_CACHE) |
| 763 |
.create(name); |
| 764 |
if (featureCacheProviderFactory == null) { |
| 765 |
throw new ProviderNotRegisteredException(name); |
| 766 |
} |
| 767 |
return featureCacheProviderFactory.createParameters();
|
| 768 |
} catch (InstantiationException e) { |
| 769 |
throw new InitializeException(e); |
| 770 |
} catch (IllegalAccessException e) { |
| 771 |
throw new InitializeException(e); |
| 772 |
} |
| 773 |
} |
| 774 |
|
| 775 |
public DataStoreParameters createMemoryStoreParameters(
|
| 776 |
String autoOrderAttributeName) throws InitializeException { |
| 777 |
|
| 778 |
DataStoreParameters parameters; |
| 779 |
try {
|
| 780 |
parameters = createStoreParameters(MemoryStoreProvider.NAME); |
| 781 |
if (autoOrderAttributeName != null) { |
| 782 |
parameters.setDynValue( |
| 783 |
MemoryStoreParameters.ORDER_PARAMETER_NAME, |
| 784 |
autoOrderAttributeName); |
| 785 |
} |
| 786 |
return parameters;
|
| 787 |
} catch (ProviderNotRegisteredException e) {
|
| 788 |
throw new InitializeException("MemoryStoreProvider", e); |
| 789 |
} |
| 790 |
} |
| 791 |
|
| 792 |
public FeatureStore createMemoryStore(String autoOrderAttributeName) |
| 793 |
throws InitializeException {
|
| 794 |
|
| 795 |
DataStoreParameters parameters = createMemoryStoreParameters(autoOrderAttributeName); |
| 796 |
try {
|
| 797 |
return (FeatureStore) createStore(parameters);
|
| 798 |
} catch (ValidateDataParametersException e) {
|
| 799 |
throw new InitializeException("MemoryStoreProvider", e); |
| 800 |
} catch (ProviderNotRegisteredException e) {
|
| 801 |
throw new InitializeException("MemoryStoreProvider", e); |
| 802 |
} |
| 803 |
} |
| 804 |
|
| 805 |
public FeaturePagingHelper createFeaturePagingHelper(
|
| 806 |
FeatureStore featureStore, int pageSize) throws BaseException { |
| 807 |
return new FeaturePagingHelperImpl(featureStore, pageSize); |
| 808 |
} |
| 809 |
|
| 810 |
public FeaturePagingHelper createFeaturePagingHelper(
|
| 811 |
FeatureStore featureStore, FeatureQuery featureQuery, int pageSize)
|
| 812 |
throws BaseException {
|
| 813 |
return new FeaturePagingHelperImpl(featureStore, featureQuery, pageSize); |
| 814 |
} |
| 815 |
|
| 816 |
public void setOpenErrorHandler(OpenErrorHandler handler) { |
| 817 |
openErrorHandler = handler; |
| 818 |
|
| 819 |
} |
| 820 |
|
| 821 |
public EditableFeatureType createFeatureType() {
|
| 822 |
return new DefaultEditableFeatureType(); |
| 823 |
} |
| 824 |
} |