svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libFMap_data / src / org / gvsig / fmap / data / feature / impl / DefaultFeatureStore.java @ 24178
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package org.gvsig.fmap.data.feature.impl; |
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import java.util.*; |
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import org.gvsig.fmap.data.*; |
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import org.gvsig.fmap.data.exceptions.*; |
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import org.gvsig.fmap.data.feature.*; |
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import org.gvsig.fmap.data.feature.exceptions.*; |
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import org.gvsig.fmap.data.feature.impl.commands.AbstractCommandsRecord; |
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import org.gvsig.fmap.data.feature.impl.commands.implementation.FeatureCommandsRecord; |
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import org.gvsig.fmap.data.feature.impl.expansionadapter.MemoryExpansionAdapter; |
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import org.gvsig.fmap.data.feature.impl.featureSet.DefaultFeatureSet; |
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import org.gvsig.fmap.data.feature.spi.*; |
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import org.gvsig.fmap.data.feature.spi.index.FeatureIndexProviderServices; |
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import org.gvsig.fmap.data.impl.DefaultDataManager; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.metadata.Metadata; |
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import org.gvsig.tools.exception.BaseException; |
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import org.gvsig.tools.observer.Observable; |
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import org.gvsig.tools.observer.Observer; |
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import org.gvsig.tools.observer.impl.DelegateObservable; |
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import org.gvsig.tools.operations.OperationContext; |
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import org.gvsig.tools.operations.OperationException; |
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import org.gvsig.tools.operations.OperationNotSupportedException; |
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import org.gvsig.tools.persistence.AbstractPersistenceManager; |
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import org.gvsig.tools.persistence.PersistenceException; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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|
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final public class DefaultFeatureStore implements |
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FeatureStoreProviderServices, |
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Observer {
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final static private Logger logger = LoggerFactory |
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.getLogger(DefaultFeatureStore.class); |
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private DataStoreParameters parameters = null; |
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private FeatureSelection selection;
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private FeatureLocks locks;
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private DelegateObservable delegateObservable = new DelegateObservable(this); |
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private AbstractCommandsRecord commands;
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private FeatureTypeManager featureTypeManager;
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private FeatureManager featureManager;
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private SpatialManager spatialManager;
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private FeatureType defaultFeatureType = null; |
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private List featureTypes = new ArrayList(); |
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private int mode = MODE_QUERY; |
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private long versionOfUpdate = 0; |
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private boolean hasStrongChanges = true; |
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private DefaultDataManager dataManager = null; |
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private FeatureStoreProvider provider = null; |
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private DefaultFeatureIndexes indexes;
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|
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/*
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* TODO:
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*
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* - Comprobar que solo se pueden a?adir reglas de validacion sobre un
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* EditableFeatureType. - Comprobar que solo se puede hacer un update con un
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* featureType al que se le han cambiado las reglas de validacion cuando
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* hasStrongChanges=false.
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*/
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public DefaultFeatureStore() {
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} |
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public DefaultFeatureStore(DefaultDataManager manager,
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DataStoreParameters parameters, FeatureStoreProvider provider) |
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throws InitializeException {
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initialize(manager, parameters, provider); |
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} |
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private void initialize(DefaultDataManager manager, |
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DataStoreParameters parameters, FeatureStoreProvider provider) |
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throws InitializeException {
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this.dataManager = manager;
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this.provider = provider;
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this.parameters = parameters;
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this.provider.initialize(this); |
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} |
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|
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public String getName() { |
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return this.parameters.getDataStoreName(); |
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} |
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|
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public String getClassName() { |
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return this.getClass().getName(); |
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} |
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public DataStoreParameters getParameters() {
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return parameters;
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} |
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public DefaultDataManager getManager() {
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return this.dataManager; |
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} |
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public Iterator getChilds() { |
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return this.provider.getChilds(); |
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} |
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public FeatureStoreProvider getProvider() {
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return this.provider; |
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} |
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public FeatureManager getFeatureManager() {
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return this.featureManager; |
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} |
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public void setFeatureTypes(List types, FeatureType defaultType) { |
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this.featureTypes = types;
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this.defaultFeatureType = defaultType;
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} |
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public void open() throws OpenException { |
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// TODO: Se puede hacer un open estando en edicion ?
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this.notifyChange(FeatureStoreNotification.BEFORE_OPEN);
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this.provider.open();
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this.notifyChange(FeatureStoreNotification.AFTER_OPEN);
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} |
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public void refresh() throws OpenException, InitializeException { |
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if (this.isEditing()) { |
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throw new IllegalStateException(); |
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} |
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this.notifyChange(FeatureStoreNotification.BEFORE_REFRESH);
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this.provider.refresh();
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this.notifyChange(FeatureStoreNotification.AFTER_REFRESH);
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} |
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public void close() throws CloseException { |
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// TODO: Se puede hacer un close estando en edicion ?
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this.notifyChange(FeatureStoreNotification.BEFORE_CLOSE);
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this.provider.close();
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this.notifyChange(FeatureStoreNotification.AFTER_CLOSE);
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} |
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public void dispose() throws CloseException { |
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this.notifyChange(FeatureStoreNotification.BEFORE_DISPOSE);
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this.provider.dispose();
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if (this.selection != null) { |
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this.selection.dispose();
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this.selection = null; |
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} |
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this.commands = null; |
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if (this.locks != null) { |
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this.locks.dispose();
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this.locks = null; |
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} |
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this.featureManager = null; |
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this.spatialManager = null; |
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this.parameters = null; |
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this.notifyChange(FeatureStoreNotification.AFTER_DISPOSE);
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this.delegateObservable.deleteObservers();
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this.delegateObservable = null; |
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} |
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public boolean allowWrite() { |
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return this.provider.allowWrite(); |
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} |
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public boolean canWriteGeometry(int geometryType) { |
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return this.provider.canWriteGeometry(geometryType); |
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} |
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public DataExplorer getExplorer() throws ReadException { |
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return this.provider.getExplorer(); |
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} |
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public Metadata getMetadata() throws BaseException { |
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// TODO:
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// Si el provider devuelbe null habria que ver de construir aqui
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// los metadatos basicos, como el Envelope y el SRS.
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return this.provider.getMetadata(); |
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} |
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public Envelope getEnvelope() {
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return this.provider.getEnvelope(); |
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} |
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public FeatureIndexes getIndexes() {
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return this.indexes; |
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} |
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public String getSRSDefaultGeometry() throws DataException { |
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DefaultFeatureType type = (DefaultFeatureType) this
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.getDefaultFeatureType(); |
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return type.getDefaultSRS();
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} |
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public FeatureSelection createDefaultFeatureSelection()
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throws DataException {
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return new DefaultFeatureSelection(this); |
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} |
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public FeatureData createDefaultFeatureData(FeatureType type)
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throws DataException {
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return new DefaultFeatureData(type); |
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} |
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public PersistentState getState()
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throws PersistenceException {
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return AbstractPersistenceManager.getState(this); |
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} |
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public void loadState(PersistentState state) throws PersistenceException { |
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state.setTheClass(this);
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state.set("dataStoreName", this.getName()); |
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state.set("parameters", this.parameters); |
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state.set("provider", this.provider); |
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state.set("selection", this.selection); |
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} |
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public void setState(PersistentState state) throws PersistenceException { |
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if (this.provider != null) { |
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throw new PersistenceException(null); |
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} |
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if (this.getManager() == null) { |
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this.dataManager = (DefaultDataManager) DALLocator.getDataManager();
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} |
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DataStoreParameters params = (DataStoreParameters) state.get("parameters");
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FeatureStoreProvider provider = (FeatureStoreProvider) state.get("provider");
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try {
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initialize(this.getManager(), params, provider);
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setSelection((FeatureSelection) state.get("selection"));
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} catch (InitializeException e) {
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throw new PersistenceException(e); |
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} catch (DataException e) {
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throw new PersistenceException(e); |
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} |
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} |
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//
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// ====================================================================
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// Gestion de la seleccion
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//
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public void setSelection(DataSet selection) |
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throws DataException {
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this.setSelection((FeatureSet) selection);
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} |
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public DataSet createSelection() throws DataException { |
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return createFeatureSelection();
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} |
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public DataSet getSelection() throws DataException { |
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return this.getFeatureSelection(); |
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} |
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public void setSelection(FeatureSet selection) |
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throws DataException {
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if (selection.equals(this.selection)) { |
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return;
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} |
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if (!selection.isFromStore(this)) { |
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throw new SelectionNotAllowedException(getName()); |
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} |
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this.selection.deleteObserver(this); |
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if (selection instanceof FeatureSelection) { |
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this.selection = (FeatureSelection) selection;
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} else {
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this.selection.deselectAll();
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this.selection.select(selection);
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} |
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this.selection.addObserver(this); |
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this.notifyChange(DataStoreNotification.SELECTION_CHANGE);
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} |
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public FeatureSelection createFeatureSelection() throws DataException { |
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return this.provider.createFeatureSelection(); |
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} |
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public FeatureSelection getFeatureSelection() throws DataException { |
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if (selection == null) { |
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this.selection = createFeatureSelection();
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this.selection.addObserver(this); |
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} |
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return selection;
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} |
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//
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// ====================================================================
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// Gestion de notificaciones
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//
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public void notifyChange(String notification) { |
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delegateObservable.notifyObservers(new DefaultFeatureStoreNotification(this, |
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notification)); |
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} |
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public void notifyChange(String notification, Feature feature) { |
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delegateObservable.notifyObservers(new DefaultFeatureStoreNotification(
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this, notification, feature));
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} |
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public void notifyChange(String notification, Command command) { |
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delegateObservable.notifyObservers(new DefaultFeatureStoreNotification(
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this, notification, command));
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} |
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public void notifyChange(String notification, EditableFeatureType type) { |
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delegateObservable.notifyObservers(new DefaultFeatureStoreNotification(this, |
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notification, type)); |
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} |
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//
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// ====================================================================
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// Gestion de bloqueos
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//
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public FeatureSet getLocks() throws DataException { |
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if (!this.provider.isLocksSupported()) { |
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getLogger().warn("Locks not supporteds");
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return null; |
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} |
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if (locks == null) { |
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this.locks = this.provider.createFeatureLocks(); |
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} |
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return locks;
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} |
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//
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// ====================================================================
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// Interface Observable
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//
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public void disableNotifications() { |
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this.delegateObservable.disableNotifications();
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} |
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public void enableNotifications() { |
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this.delegateObservable.enableNotifications();
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} |
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public void beginComplexNotification() { |
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this.delegateObservable.beginComplexNotification();
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} |
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public void endComplexNotification() { |
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this.delegateObservable.endComplexNotification();
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} |
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public void addObserver(Observer observer) { |
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this.delegateObservable.addObserver(observer);
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} |
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//
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// public void addObserver(Reference ref) {
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// this.observable.addObserver(ref);
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// }
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public void deleteObserver(Observer observer) { |
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this.delegateObservable.deleteObserver(observer);
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} |
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//
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// public void deleteObserver(Reference ref) {
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// this.observable.deleteObserver(ref);
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// }
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public void deleteObservers() { |
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this.delegateObservable.deleteObservers();
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} |
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//
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// ====================================================================
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// Interface Observer
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//
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// Usado para observar:
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// - su seleccion
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// - sus bloqueos
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// - sus recursos
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//
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public void update(Observable observable, Object notification) { |
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if (observable instanceof FeatureSet) { |
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if (observable == this.selection) { |
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this.notifyChange(FeatureStoreNotification.SELECTION_CHANGE);
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} else if (observable == this.locks) { |
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this.notifyChange(FeatureStoreNotification.LOCKS_CHANGE);
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} |
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} |
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} |
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//
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// ====================================================================
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// Gestion de operaciones
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// Interface ExtendedOperations
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//
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public Object invokeOperation(int code, OperationContext context) |
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throws OperationException, OperationNotSupportedException { |
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return this.dataManager.getOperationManager().invokeOperation(this, code, context); |
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} |
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public Object invokeOperation(String name, OperationContext context) |
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throws OperationException, OperationNotSupportedException { |
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return this.dataManager.getOperationManager().invokeOperation(this, name, context); |
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} |
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public boolean hasOperation(int code) { |
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return this.dataManager.getOperationManager().hasOperation(this, code); |
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} |
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public boolean hasOperation(String name) { |
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return this.dataManager.getOperationManager().hasOperation(this, name); |
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} |
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public Object getOperation(int code) throws OperationException { |
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return this.dataManager.getOperationManager().getOperation(this, code); |
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} |
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public Object getOperation(String name) throws OperationException { |
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return this.dataManager.getOperationManager().getOperation(this, name); |
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} |
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|
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//
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// ====================================================================
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// Edicion
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//
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private void newVersionOfUpdate() { |
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this.versionOfUpdate++;
|
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} |
453 |
|
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private long currentVersionOfUpdate() { |
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return this.versionOfUpdate; |
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} |
457 |
|
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private void checkInEditingMode() |
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throws NeedEditingModeException {
|
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if (mode != MODE_FULLEDIT) {
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throw new NeedEditingModeException(this.getName()); |
462 |
} |
463 |
} |
464 |
|
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private void checkIsOwnFeature(Feature feature) |
466 |
throws IllegalFeatureException {
|
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if (((DefaultFeature) feature).getStore() != this) { |
468 |
throw new IllegalFeatureException(this.getName()); |
469 |
} |
470 |
// FIXME: fixFeatureType no vale para el checkIsOwnFeature
|
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// fixFeatureType((DefaultFeatureType) feature.getType());
|
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} |
473 |
|
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private void exitEditingMode() { |
475 |
commands.clear(); |
476 |
featureManager = null;
|
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spatialManager = null;
|
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featureTypeManager = null;
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commands = null;
|
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|
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mode = MODE_QUERY; |
482 |
hasStrongChanges = true; // Lo deja a true por si las moscas |
483 |
} |
484 |
|
485 |
synchronized public void edit() throws DataException { |
486 |
edit(MODE_FULLEDIT); |
487 |
} |
488 |
|
489 |
synchronized public void edit(int mode) throws DataException { |
490 |
try {
|
491 |
if ( this.mode != MODE_QUERY ) { |
492 |
throw new AlreadyEditingException(this.getName()); |
493 |
} |
494 |
switch (mode) {
|
495 |
case MODE_QUERY:
|
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throw new IllegalStateException(this.getName()); |
497 |
|
498 |
case MODE_FULLEDIT:
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notifyChange(FeatureStoreNotification.BEFORE_STARTEDITING); |
500 |
featureManager = new FeatureManager(new MemoryExpansionAdapter()); |
501 |
featureTypeManager = new FeatureTypeManager(
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new MemoryExpansionAdapter());
|
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spatialManager = new SpatialManager();
|
504 |
|
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commands = new FeatureCommandsRecord(featureManager,
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spatialManager, featureTypeManager); |
507 |
this.mode = MODE_FULLEDIT;
|
508 |
hasStrongChanges = false;
|
509 |
notifyChange(FeatureStoreNotification.AFTER_STARTEDITING); |
510 |
break;
|
511 |
case MODE_APPEND:
|
512 |
notifyChange(FeatureStoreNotification.BEFORE_STARTEDITING); |
513 |
this.provider.beginAppend();
|
514 |
this.mode = MODE_APPEND;
|
515 |
notifyChange(FeatureStoreNotification.AFTER_STARTEDITING); |
516 |
break;
|
517 |
} |
518 |
} catch (Exception e) { |
519 |
throw new StoreEditException(e, this.getName()); |
520 |
} |
521 |
} |
522 |
|
523 |
public boolean isEditing() { |
524 |
return mode == MODE_FULLEDIT;
|
525 |
} |
526 |
|
527 |
public boolean isAppending() { |
528 |
return mode == MODE_APPEND;
|
529 |
} |
530 |
|
531 |
synchronized public void update(EditableFeatureType type) |
532 |
throws DataException {
|
533 |
try {
|
534 |
checkInEditingMode(); |
535 |
if (type == null) { |
536 |
throw new NullFeatureTypeException(getName()); |
537 |
} |
538 |
// FIXME: Comprobar que es un featureType aceptable.
|
539 |
notifyChange(FeatureStoreNotification.BEFORE_UPDATE_TYPE, type); |
540 |
newVersionOfUpdate(); |
541 |
|
542 |
FeatureType oldt = type.getSource().getCopy(); |
543 |
FeatureType newt = type.getNotEditableCopy(); |
544 |
commands.update(newt, oldt); |
545 |
|
546 |
if (((DefaultEditableFeatureType) type).hasStrongChanges()) {
|
547 |
hasStrongChanges = true;
|
548 |
} |
549 |
notifyChange(FeatureStoreNotification.AFTER_UPDATE_TYPE, type); |
550 |
} catch (Exception e) { |
551 |
throw new StoreUpdateFeatureTypeException(e, this.getName()); |
552 |
} |
553 |
} |
554 |
|
555 |
synchronized public void delete(Feature feature) throws DataException { |
556 |
try {
|
557 |
checkInEditingMode(); |
558 |
checkIsOwnFeature(feature); |
559 |
if (feature instanceof EditableFeature) { |
560 |
throw new StoreDeleteEditableFeatureException(getName()); |
561 |
} |
562 |
notifyChange(FeatureStoreNotification.BEFORE_DELETE, feature); |
563 |
this.commands.delete(feature);
|
564 |
newVersionOfUpdate(); |
565 |
hasStrongChanges = true;
|
566 |
notifyChange(FeatureStoreNotification.AFTER_DELETE, feature); |
567 |
} catch (Exception e) { |
568 |
throw new StoreDeleteFeatureException(e, this.getName()); |
569 |
} |
570 |
} |
571 |
|
572 |
private static EditableFeature lastChangedFeature = null; |
573 |
|
574 |
synchronized public void insert(EditableFeature feature) |
575 |
throws DataException {
|
576 |
try {
|
577 |
switch (mode) {
|
578 |
case MODE_QUERY:
|
579 |
throw new NeedEditingModeException(this.getName()); |
580 |
|
581 |
case MODE_APPEND:
|
582 |
checkIsOwnFeature(feature); |
583 |
if (feature.getSource() != null) { |
584 |
throw new NoNewFeatureInsertException(this.getName()); |
585 |
} |
586 |
notifyChange(FeatureStoreNotification.BEFORE_INSERT, feature); |
587 |
feature.validate(Feature.UPDATE); |
588 |
provider.append(feature); |
589 |
hasStrongChanges = true;
|
590 |
notifyChange(FeatureStoreNotification.AFTER_INSERT, feature); |
591 |
break;
|
592 |
|
593 |
case MODE_FULLEDIT:
|
594 |
checkIsOwnFeature(feature); |
595 |
if (feature.getSource() != null) { |
596 |
throw new NoNewFeatureInsertException(this.getName()); |
597 |
} |
598 |
notifyChange(FeatureStoreNotification.BEFORE_INSERT, feature); |
599 |
newVersionOfUpdate(); |
600 |
if (lastChangedFeature.getSource() != feature.getSource()) {
|
601 |
lastChangedFeature = feature; |
602 |
feature.validate(Feature.UPDATE); |
603 |
lastChangedFeature = null;
|
604 |
} |
605 |
commands.insert(feature.getNotEditableCopy()); |
606 |
hasStrongChanges = true;
|
607 |
notifyChange(FeatureStoreNotification.AFTER_INSERT, feature); |
608 |
break;
|
609 |
} |
610 |
} catch (Exception e) { |
611 |
throw new StoreInsertFeatureException(e, this.getName()); |
612 |
} |
613 |
} |
614 |
|
615 |
synchronized public void update(EditableFeature feature) |
616 |
throws DataException {
|
617 |
try {
|
618 |
if ((feature).getSource() == null) { |
619 |
insert(feature); |
620 |
return;
|
621 |
} |
622 |
checkInEditingMode(); |
623 |
checkIsOwnFeature(feature); |
624 |
notifyChange(FeatureStoreNotification.BEFORE_UPDATE, feature); |
625 |
newVersionOfUpdate(); |
626 |
if (lastChangedFeature.getSource() != feature.getSource()) {
|
627 |
lastChangedFeature = feature; |
628 |
feature.validate(Feature.UPDATE); |
629 |
lastChangedFeature = null;
|
630 |
} |
631 |
|
632 |
Feature oldf = feature.getSource(); |
633 |
Feature newf = feature.getNotEditableCopy(); |
634 |
commands.update(newf, oldf); |
635 |
|
636 |
hasStrongChanges = true;
|
637 |
notifyChange(FeatureStoreNotification.AFTER_UPDATE, feature); |
638 |
} catch (Exception e) { |
639 |
throw new StoreUpdateFeatureException(e, this.getName()); |
640 |
} |
641 |
} |
642 |
|
643 |
synchronized public void redo() throws DataException { |
644 |
try {
|
645 |
checkInEditingMode(); |
646 |
Command redo = commands.getNextRedoCommand(); |
647 |
notifyChange(FeatureStoreNotification.BEFORE_REDO, redo); |
648 |
newVersionOfUpdate(); |
649 |
commands.redo(); |
650 |
hasStrongChanges = true;
|
651 |
notifyChange(FeatureStoreNotification.AFTER_REDO, redo); |
652 |
} catch (Exception e) { |
653 |
throw new StoreRedoException(e, this.getName()); |
654 |
} |
655 |
} |
656 |
|
657 |
synchronized public void undo() throws DataException { |
658 |
try {
|
659 |
checkInEditingMode(); |
660 |
Command undo = commands.getNextUndoCommand(); |
661 |
notifyChange(FeatureStoreNotification.BEFORE_UNDO, undo); |
662 |
newVersionOfUpdate(); |
663 |
commands.undo(); |
664 |
hasStrongChanges = true;
|
665 |
notifyChange(FeatureStoreNotification.AFTER_UNDO, undo); |
666 |
} catch (Exception e) { |
667 |
throw new StoreUndoException(e, this.getName()); |
668 |
} |
669 |
} |
670 |
|
671 |
synchronized public CommandsRecord getCommandsRecord() throws DataException { |
672 |
checkInEditingMode(); |
673 |
return commands;
|
674 |
} |
675 |
|
676 |
synchronized public void cancelEditing() throws DataException { |
677 |
try {
|
678 |
checkInEditingMode(); |
679 |
notifyChange(FeatureStoreNotification.BEFORE_CANCELEDITING); |
680 |
exitEditingMode(); |
681 |
notifyChange(FeatureStoreNotification.AFTER_CANCELEDITING); |
682 |
} catch (Exception e) { |
683 |
throw new StoreCancelEditingException(e, this.getName()); |
684 |
} |
685 |
} |
686 |
|
687 |
synchronized public void finishEditing() throws DataException { |
688 |
try {
|
689 |
switch (mode) {
|
690 |
case MODE_QUERY:
|
691 |
throw new NeedEditingModeException(this.getName()); |
692 |
|
693 |
case MODE_APPEND:
|
694 |
notifyChange(FeatureStoreNotification.BEFORE_FINISHEDITING); |
695 |
provider.endAppend(); |
696 |
exitEditingMode(); |
697 |
notifyChange(FeatureStoreNotification.AFTER_FINISHEDITING); |
698 |
break;
|
699 |
|
700 |
case MODE_FULLEDIT:
|
701 |
if (!hasStrongChanges) {
|
702 |
performLightEditing(); |
703 |
return;
|
704 |
} |
705 |
if (!this.allowWrite()) { |
706 |
throw new WriteNotAllowedException(getName()); |
707 |
} |
708 |
|
709 |
notifyChange(FeatureStoreNotification.BEFORE_FINISHEDITING); |
710 |
validateFeatures(Feature.FINISH_EDITING); |
711 |
provider.performEditing(featureManager.getInserted(), |
712 |
featureManager.getUpdated(), featureManager |
713 |
.getDeleted()); |
714 |
exitEditingMode(); |
715 |
notifyChange(FeatureStoreNotification.AFTER_FINISHEDITING); |
716 |
break;
|
717 |
} |
718 |
} catch (Exception e) { |
719 |
throw new FinishEditingException(e); |
720 |
} |
721 |
} |
722 |
|
723 |
private void performLightEditing() throws DataException { |
724 |
throw new UnsupportedOperationException( |
725 |
"lightFinishEdition not yet implemented");
|
726 |
|
727 |
// TODO: implementar
|
728 |
// notifyChange(FeatureStoreNotification.BEFORE_FINISHEDITING);
|
729 |
// exitEditingMode();
|
730 |
// notifyChange(FeatureStoreNotification.AFTER_FINISHEDITING);
|
731 |
} |
732 |
|
733 |
public void export(FeatureExplorer explorer, FeatureStoreParameters params) |
734 |
throws DataException {
|
735 |
|
736 |
if (this.getFeatureTypes().size() != 1) { |
737 |
throw new UnsupportedOperationException( |
738 |
"export whith more than one type not yet implemented");
|
739 |
} |
740 |
try {
|
741 |
FeatureType type = this.getDefaultFeatureType();
|
742 |
params.setDefaultFeatureType(type); |
743 |
explorer.add(params); |
744 |
|
745 |
DataManager manager = DALLocator.getDataManager(); |
746 |
FeatureStore target = (FeatureStore) manager |
747 |
.createStore(params); |
748 |
target.edit(); |
749 |
|
750 |
FeatureSet features = this.getFeatureSet();
|
751 |
Iterator it1 = features.iterator();
|
752 |
while (it1.hasNext()) {
|
753 |
Feature feature = (Feature) it1.next(); |
754 |
target.insert(target.createNewFeature(type, feature)); |
755 |
} |
756 |
features.dispose(); |
757 |
target.finishEditing(); |
758 |
target.dispose(); |
759 |
} catch (Exception e) { |
760 |
throw new DataExportException(e, params.toString()); |
761 |
} |
762 |
} |
763 |
|
764 |
//
|
765 |
// ====================================================================
|
766 |
// Obtencion de datos
|
767 |
// getDataCollection, getFeatureCollection
|
768 |
//
|
769 |
|
770 |
public DataSet getDataSet() throws DataException { |
771 |
FeatureQuery query = new FeatureQuery(this.getDefaultFeatureType()); |
772 |
return new DefaultFeatureSet(this, query); |
773 |
} |
774 |
|
775 |
public DataSet getDataSet(DataQuery dataQuery)
|
776 |
throws DataException {
|
777 |
return new DefaultFeatureSet(this, (FeatureQuery) dataQuery); |
778 |
} |
779 |
|
780 |
public void getDataSet(Observer observer) throws DataException { |
781 |
this.getFeatureSet(null, observer); |
782 |
} |
783 |
|
784 |
public void getDataSet(DataQuery dataQuery, Observer observer) |
785 |
throws DataException {
|
786 |
this.getFeatureSet((FeatureQuery) dataQuery, observer);
|
787 |
} |
788 |
|
789 |
public FeatureSet getFeatureSet() throws DataException { |
790 |
FeatureQuery query = new FeatureQuery(this.getDefaultFeatureType()); |
791 |
return new DefaultFeatureSet(this, query); |
792 |
} |
793 |
|
794 |
public FeatureSet getFeatureSet(FeatureQuery featureQuery)
|
795 |
throws DataException {
|
796 |
fixFeatureQuery(featureQuery); |
797 |
return new DefaultFeatureSet(this, featureQuery); |
798 |
} |
799 |
|
800 |
private void fixFeatureQuery(FeatureQuery featureQuery) |
801 |
throws DataException {
|
802 |
featureQuery.setFeatureType(this.fixFeatureType((DefaultFeatureType) featureQuery.getFeatureType()));
|
803 |
if (featureQuery.getAttributeNames() != null){ |
804 |
DefaultFeatureType originalType = (DefaultFeatureType) featureQuery |
805 |
.getFeatureType(); |
806 |
featureQuery.setFeatureType(originalType.getSubtype(featureQuery |
807 |
.getAttributeNames())); |
808 |
} |
809 |
} |
810 |
|
811 |
public void getFeatureSet(Observer observer) |
812 |
throws DataException {
|
813 |
this.getFeatureSet(null, observer); |
814 |
} |
815 |
|
816 |
public void getFeatureSet(FeatureQuery query, Observer observer) |
817 |
throws DataException {
|
818 |
class LoadInBackGround implements Runnable { |
819 |
private FeatureStore store;
|
820 |
private FeatureQuery query;
|
821 |
private Observer observer; |
822 |
|
823 |
public LoadInBackGround(FeatureStore store, FeatureQuery query,
|
824 |
Observer observer) {
|
825 |
this.store = store;
|
826 |
this.query = query;
|
827 |
this.observer = observer;
|
828 |
} |
829 |
|
830 |
public void run() { |
831 |
try {
|
832 |
FeatureSet collection = store.getFeatureSet(query); |
833 |
observer.update( |
834 |
store, |
835 |
new DefaultFeatureStoreNotification(
|
836 |
store, |
837 |
FeatureStoreNotification.LOAD_FINISHED, |
838 |
collection |
839 |
) |
840 |
); |
841 |
} catch (Exception e) { |
842 |
observer.update( |
843 |
store, |
844 |
new DefaultFeatureStoreNotification(
|
845 |
store, |
846 |
FeatureStoreNotification.LOAD_FINISHED, |
847 |
e |
848 |
) |
849 |
); |
850 |
} |
851 |
} |
852 |
} |
853 |
|
854 |
if (query == null) { |
855 |
query = new FeatureQuery(this.getDefaultFeatureType()); |
856 |
} |
857 |
LoadInBackGround task = new LoadInBackGround(this, query, observer); |
858 |
Thread thread = new Thread(task); |
859 |
thread.run(); |
860 |
} |
861 |
|
862 |
public Feature getFeatureByReference(FeatureReference reference) throws DataException { |
863 |
return this.getFeatureByReference(reference, this.getDefaultFeatureType()); |
864 |
} |
865 |
|
866 |
public Feature getFeatureByReference(FeatureReference reference, FeatureType featureType)
|
867 |
throws DataException {
|
868 |
featureType = fixFeatureType((DefaultFeatureType) featureType); |
869 |
// TODO comprobar que el id es de este store
|
870 |
|
871 |
if (this.mode == MODE_FULLEDIT) { |
872 |
Feature f = featureManager.get(reference, this, featureType);
|
873 |
if (f!=null) { |
874 |
return f;
|
875 |
} |
876 |
} |
877 |
return this.createFeature(featureType, this.provider |
878 |
.getFeatureDataByReference(reference, featureType)); |
879 |
} |
880 |
|
881 |
//
|
882 |
// ====================================================================
|
883 |
// Gestion de features
|
884 |
//
|
885 |
|
886 |
private FeatureType fixFeatureType(DefaultFeatureType type)
|
887 |
throws DataException {
|
888 |
FeatureType defaultType = this.getDefaultFeatureType();
|
889 |
if (type == null || type.equals(defaultType)) { |
890 |
return defaultType;
|
891 |
} |
892 |
if (type.isSubtypeOf(defaultType)) {
|
893 |
return type;
|
894 |
} |
895 |
Iterator iter = this.getFeatureTypes().iterator(); |
896 |
FeatureType tmpType; |
897 |
while (iter.hasNext()) {
|
898 |
tmpType = (FeatureType) iter.next(); |
899 |
if (type.equals(tmpType) || type.isSubtypeOf(tmpType)) {
|
900 |
return type;
|
901 |
} |
902 |
|
903 |
} |
904 |
throw new IllegalFeatureTypeException(getName()); |
905 |
} |
906 |
|
907 |
public void validateFeatures(int mode) throws DataException { |
908 |
try {
|
909 |
FeatureSet collection = this.getFeatureSet();
|
910 |
Iterator iter = collection.iterator();
|
911 |
long previousVersionOfUpdate = currentVersionOfUpdate();
|
912 |
while (iter.hasNext()) {
|
913 |
((DefaultFeature) iter.next()).validate(mode); |
914 |
if (previousVersionOfUpdate != currentVersionOfUpdate()) {
|
915 |
throw new ConcurrentDataModificationException(getName()); |
916 |
} |
917 |
} |
918 |
} catch (Exception e) { |
919 |
throw new ValidateFeaturesException(e, getName()); |
920 |
} |
921 |
} |
922 |
|
923 |
public FeatureType getDefaultFeatureType() throws DataException { |
924 |
try {
|
925 |
if (isEditing()) {
|
926 |
return featureTypeManager.getType(defaultFeatureType.getId());
|
927 |
} |
928 |
return defaultFeatureType;
|
929 |
} catch (Exception e) { |
930 |
throw new GetFeatureTypeException(e, getName()); |
931 |
} |
932 |
} |
933 |
|
934 |
public List getFeatureTypes() throws DataException { |
935 |
try {
|
936 |
List types;
|
937 |
if (isEditing()) {
|
938 |
types=new ArrayList(); |
939 |
Iterator it=featureTypes.iterator();
|
940 |
while (it.hasNext()) {
|
941 |
FeatureType type = (FeatureType) it.next(); |
942 |
type=featureTypeManager.getType(type.getId()); |
943 |
if (type!=null) { |
944 |
types.add(type); |
945 |
} |
946 |
} |
947 |
it = featureTypeManager.newsIterator(); |
948 |
while (it.hasNext()) {
|
949 |
FeatureType type = (FeatureType) it.next(); |
950 |
types.add(type); |
951 |
} |
952 |
} else {
|
953 |
types = featureTypes; |
954 |
} |
955 |
return Collections.unmodifiableList(types); |
956 |
} catch (Exception e) { |
957 |
throw new GetFeatureTypeException(e, getName()); |
958 |
} |
959 |
} |
960 |
|
961 |
public Feature createFeature(FeatureData data)
|
962 |
throws DataException {
|
963 |
DefaultFeature feature = new DefaultFeature(this, data); |
964 |
return feature;
|
965 |
} |
966 |
|
967 |
/**
|
968 |
* @deprecated
|
969 |
*/
|
970 |
public Feature createFeature(FeatureType type, FeatureData data)
|
971 |
throws DataException {
|
972 |
// FIXME: falta por implementar
|
973 |
// Comprobar si es un subtipo del feature de data
|
974 |
// y construir un feature usando el subtipo.
|
975 |
// Probablemente requiera generar una copia del data.
|
976 |
return null; |
977 |
} |
978 |
|
979 |
public EditableFeature createNewFeature(FeatureType type,
|
980 |
Feature defaultValues) |
981 |
throws DataException {
|
982 |
try {
|
983 |
type = this.fixFeatureType((DefaultFeatureType) type);
|
984 |
FeatureData data = this.provider.createNewFeatureData(type);
|
985 |
DefaultEditableFeature feature = new DefaultEditableFeature(this, |
986 |
data); |
987 |
feature.initializeValues(defaultValues); |
988 |
return feature;
|
989 |
} catch (Exception e) { |
990 |
throw new CreateFeatureException(e, getName()); |
991 |
} |
992 |
} |
993 |
|
994 |
public EditableFeature createNewFeature(FeatureType type,
|
995 |
boolean defaultValues)
|
996 |
throws DataException {
|
997 |
try {
|
998 |
type = this.fixFeatureType((DefaultFeatureType) type);
|
999 |
DefaultEditableFeature feature = new DefaultEditableFeature(this, type); |
1000 |
if (defaultValues) {
|
1001 |
feature.initializeValues(); |
1002 |
} |
1003 |
return feature;
|
1004 |
} catch (Exception e) { |
1005 |
throw new CreateFeatureException(e, getName()); |
1006 |
} |
1007 |
} |
1008 |
|
1009 |
public EditableFeature createNewFeature(boolean defaultValues) |
1010 |
throws DataException {
|
1011 |
return this.createNewFeature(this.getDefaultFeatureType(), defaultValues); |
1012 |
} |
1013 |
|
1014 |
public EditableFeature createNewFeature() throws DataException { |
1015 |
return this.createNewFeature(this.getDefaultFeatureType(), true); |
1016 |
} |
1017 |
|
1018 |
public EditableFeatureType createFeatureType() {
|
1019 |
return new DefaultEditableFeatureType(); |
1020 |
} |
1021 |
|
1022 |
public boolean isLocksSupported() { |
1023 |
return this.provider.isLocksSupported(); |
1024 |
} |
1025 |
|
1026 |
public Logger getLogger() { |
1027 |
return DefaultFeatureStore.logger;
|
1028 |
} |
1029 |
|
1030 |
public FeatureIndex createIndex(FeatureType featureType,
|
1031 |
String attributeName, String indexName) throws ProviderNotRegisteredException, InitializeException { |
1032 |
FeatureIndexProviderServices index = null;
|
1033 |
index = getManager().createFeatureIndexProvider(null, this, featureType, indexName, featureType.getAttributeDescriptor(attributeName)); |
1034 |
try {
|
1035 |
index.fill(); |
1036 |
} catch (DataIndexException e) {
|
1037 |
throw new InitializeException(index.getName(), e); |
1038 |
} |
1039 |
((DefaultFeatureIndexes) getIndexes()).addIndex(index); |
1040 |
return index;
|
1041 |
} |
1042 |
|
1043 |
} |