svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libFMap_data / src / org / gvsig / fmap / data / feature / impl / DefaultFeatureStore.java @ 24346
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package org.gvsig.fmap.data.feature.impl; |
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import java.util.*; |
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|
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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.exception.NotYetImplemented; |
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import org.gvsig.tools.observer.Observer; |
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import org.gvsig.tools.observer.WeakReferencingObservable; |
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import org.gvsig.tools.observer.impl.DelegateWeakReferencingObservable; |
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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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|
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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 DelegateWeakReferencingObservable delegateObservable = new DelegateWeakReferencingObservable(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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|
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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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public String getName() { |
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return this.parameters.getDataStoreName(); |
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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.mode != MODE_QUERY) { |
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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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// FIXME: Y en edicion/append
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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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/**
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* @deprecated use getDefaultFeatureType().getDefaultSRS()
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*/
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public String getSRSDefaultGeometry() throws DataException { |
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return this.getDefaultFeatureType().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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if (isEditing()) {
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commands.selectionSet(this, this.selection, |
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(FeatureSelection) selection); |
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} |
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this.selection = (FeatureSelection) selection;
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} else {
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if (isEditing()) {
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commands.startComplex("_selectionSet");
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} |
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this.selection.deselectAll();
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this.selection.select(selection);
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if (isEditing()) {
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commands.endComplex(); |
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} |
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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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public void deleteObserver(Observer observer) { |
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this.delegateObservable.deleteObserver(observer);
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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(WeakReferencingObservable 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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|
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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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|
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private void newVersionOfUpdate() { |
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this.versionOfUpdate++;
|
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} |
452 |
|
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private long currentVersionOfUpdate() { |
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return this.versionOfUpdate; |
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} |
456 |
|
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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()); |
461 |
} |
462 |
} |
463 |
|
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private void checkNotInAppendMode() throws IllegalStateException { |
465 |
if (mode == MODE_APPEND) {
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throw new IllegalStateException(this.getName()); |
467 |
} |
468 |
} |
469 |
|
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private void checkIsOwnFeature(Feature feature) |
471 |
throws IllegalFeatureException {
|
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if (((DefaultFeature) feature).getStore() != this) { |
473 |
throw new IllegalFeatureException(this.getName()); |
474 |
} |
475 |
// FIXME: fixFeatureType no vale para el checkIsOwnFeature
|
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// fixFeatureType((DefaultFeatureType) feature.getType());
|
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} |
478 |
|
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private void exitEditingMode() { |
480 |
commands.clear(); |
481 |
featureManager = null;
|
482 |
spatialManager = null;
|
483 |
featureTypeManager = null;
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commands = null;
|
485 |
|
486 |
mode = MODE_QUERY; |
487 |
hasStrongChanges = true; // Lo deja a true por si las moscas |
488 |
} |
489 |
|
490 |
synchronized public void edit() throws DataException { |
491 |
edit(MODE_FULLEDIT); |
492 |
} |
493 |
|
494 |
synchronized public void edit(int mode) throws DataException { |
495 |
try {
|
496 |
if ( this.mode != MODE_QUERY ) { |
497 |
throw new AlreadyEditingException(this.getName()); |
498 |
} |
499 |
if (!this.provider.supportsAppendMode()) { |
500 |
mode = MODE_FULLEDIT; |
501 |
} |
502 |
switch (mode) {
|
503 |
case MODE_QUERY:
|
504 |
throw new IllegalStateException(this.getName()); |
505 |
|
506 |
case MODE_FULLEDIT:
|
507 |
notifyChange(FeatureStoreNotification.BEFORE_STARTEDITING); |
508 |
featureManager = new FeatureManager(new MemoryExpansionAdapter()); |
509 |
featureTypeManager = new FeatureTypeManager(
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510 |
new MemoryExpansionAdapter());
|
511 |
spatialManager = new SpatialManager();
|
512 |
|
513 |
commands = new FeatureCommandsRecord(featureManager,
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spatialManager, featureTypeManager); |
515 |
this.mode = MODE_FULLEDIT;
|
516 |
hasStrongChanges = false;
|
517 |
notifyChange(FeatureStoreNotification.AFTER_STARTEDITING); |
518 |
break;
|
519 |
case MODE_APPEND:
|
520 |
notifyChange(FeatureStoreNotification.BEFORE_STARTEDITING); |
521 |
this.provider.beginAppend();
|
522 |
this.mode = MODE_APPEND;
|
523 |
notifyChange(FeatureStoreNotification.AFTER_STARTEDITING); |
524 |
break;
|
525 |
} |
526 |
} catch (Exception e) { |
527 |
throw new StoreEditException(e, this.getName()); |
528 |
} |
529 |
} |
530 |
|
531 |
public boolean isEditing() { |
532 |
return mode == MODE_FULLEDIT;
|
533 |
} |
534 |
|
535 |
public boolean isAppending() { |
536 |
return mode == MODE_APPEND;
|
537 |
} |
538 |
|
539 |
synchronized public void update(EditableFeatureType type) |
540 |
throws DataException {
|
541 |
try {
|
542 |
checkInEditingMode(); |
543 |
if (type == null) { |
544 |
throw new NullFeatureTypeException(getName()); |
545 |
} |
546 |
// FIXME: Comprobar que es un featureType aceptable.
|
547 |
notifyChange(FeatureStoreNotification.BEFORE_UPDATE_TYPE, type); |
548 |
newVersionOfUpdate(); |
549 |
|
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FeatureType oldt = type.getSource().getCopy(); |
551 |
FeatureType newt = type.getNotEditableCopy(); |
552 |
commands.update(newt, oldt); |
553 |
|
554 |
if (((DefaultEditableFeatureType) type).hasStrongChanges()) {
|
555 |
hasStrongChanges = true;
|
556 |
} |
557 |
notifyChange(FeatureStoreNotification.AFTER_UPDATE_TYPE, type); |
558 |
} catch (Exception e) { |
559 |
throw new StoreUpdateFeatureTypeException(e, this.getName()); |
560 |
} |
561 |
} |
562 |
|
563 |
synchronized public void delete(Feature feature) throws DataException { |
564 |
try {
|
565 |
checkInEditingMode(); |
566 |
checkIsOwnFeature(feature); |
567 |
if (feature instanceof EditableFeature) { |
568 |
throw new StoreDeleteEditableFeatureException(getName()); |
569 |
} |
570 |
notifyChange(FeatureStoreNotification.BEFORE_DELETE, feature); |
571 |
this.commands.delete(feature);
|
572 |
newVersionOfUpdate(); |
573 |
hasStrongChanges = true;
|
574 |
notifyChange(FeatureStoreNotification.AFTER_DELETE, feature); |
575 |
} catch (Exception e) { |
576 |
throw new StoreDeleteFeatureException(e, this.getName()); |
577 |
} |
578 |
} |
579 |
|
580 |
private static EditableFeature lastChangedFeature = null; |
581 |
|
582 |
synchronized public void insert(EditableFeature feature) |
583 |
throws DataException {
|
584 |
try {
|
585 |
switch (mode) {
|
586 |
case MODE_QUERY:
|
587 |
throw new NeedEditingModeException(this.getName()); |
588 |
|
589 |
case MODE_APPEND:
|
590 |
checkIsOwnFeature(feature); |
591 |
if (feature.getSource() != null) { |
592 |
throw new NoNewFeatureInsertException(this.getName()); |
593 |
} |
594 |
notifyChange(FeatureStoreNotification.BEFORE_INSERT, feature); |
595 |
feature.validate(Feature.UPDATE); |
596 |
provider.append(feature); |
597 |
hasStrongChanges = true;
|
598 |
notifyChange(FeatureStoreNotification.AFTER_INSERT, feature); |
599 |
break;
|
600 |
|
601 |
case MODE_FULLEDIT:
|
602 |
checkIsOwnFeature(feature); |
603 |
if (feature.getSource() != null) { |
604 |
throw new NoNewFeatureInsertException(this.getName()); |
605 |
} |
606 |
notifyChange(FeatureStoreNotification.BEFORE_INSERT, feature); |
607 |
newVersionOfUpdate(); |
608 |
if (lastChangedFeature.getSource() != feature.getSource()) {
|
609 |
lastChangedFeature = feature; |
610 |
feature.validate(Feature.UPDATE); |
611 |
lastChangedFeature = null;
|
612 |
} |
613 |
commands.insert(feature.getNotEditableCopy()); |
614 |
hasStrongChanges = true;
|
615 |
notifyChange(FeatureStoreNotification.AFTER_INSERT, feature); |
616 |
break;
|
617 |
} |
618 |
} catch (Exception e) { |
619 |
throw new StoreInsertFeatureException(e, this.getName()); |
620 |
} |
621 |
} |
622 |
|
623 |
synchronized public void update(EditableFeature feature) |
624 |
throws DataException {
|
625 |
try {
|
626 |
if ((feature).getSource() == null) { |
627 |
insert(feature); |
628 |
return;
|
629 |
} |
630 |
checkInEditingMode(); |
631 |
checkIsOwnFeature(feature); |
632 |
notifyChange(FeatureStoreNotification.BEFORE_UPDATE, feature); |
633 |
newVersionOfUpdate(); |
634 |
if (lastChangedFeature.getSource() != feature.getSource()) {
|
635 |
lastChangedFeature = feature; |
636 |
feature.validate(Feature.UPDATE); |
637 |
lastChangedFeature = null;
|
638 |
} |
639 |
|
640 |
Feature oldf = feature.getSource(); |
641 |
Feature newf = feature.getNotEditableCopy(); |
642 |
commands.update(newf, oldf); |
643 |
|
644 |
hasStrongChanges = true;
|
645 |
notifyChange(FeatureStoreNotification.AFTER_UPDATE, feature); |
646 |
} catch (Exception e) { |
647 |
throw new StoreUpdateFeatureException(e, this.getName()); |
648 |
} |
649 |
} |
650 |
|
651 |
synchronized public void redo() throws DataException { |
652 |
try {
|
653 |
checkInEditingMode(); |
654 |
Command redo = commands.getNextRedoCommand(); |
655 |
notifyChange(FeatureStoreNotification.BEFORE_REDO, redo); |
656 |
newVersionOfUpdate(); |
657 |
commands.redo(); |
658 |
hasStrongChanges = true;
|
659 |
notifyChange(FeatureStoreNotification.AFTER_REDO, redo); |
660 |
} catch (Exception e) { |
661 |
throw new StoreRedoException(e, this.getName()); |
662 |
} |
663 |
} |
664 |
|
665 |
synchronized public void undo() throws DataException { |
666 |
try {
|
667 |
checkInEditingMode(); |
668 |
Command undo = commands.getNextUndoCommand(); |
669 |
notifyChange(FeatureStoreNotification.BEFORE_UNDO, undo); |
670 |
newVersionOfUpdate(); |
671 |
commands.undo(); |
672 |
hasStrongChanges = true;
|
673 |
notifyChange(FeatureStoreNotification.AFTER_UNDO, undo); |
674 |
} catch (Exception e) { |
675 |
throw new StoreUndoException(e, this.getName()); |
676 |
} |
677 |
} |
678 |
|
679 |
synchronized public CommandsRecord getCommandsRecord() throws DataException { |
680 |
checkInEditingMode(); |
681 |
return commands;
|
682 |
} |
683 |
|
684 |
synchronized public void cancelEditing() throws DataException { |
685 |
try {
|
686 |
checkInEditingMode(); |
687 |
notifyChange(FeatureStoreNotification.BEFORE_CANCELEDITING); |
688 |
exitEditingMode(); |
689 |
notifyChange(FeatureStoreNotification.AFTER_CANCELEDITING); |
690 |
} catch (Exception e) { |
691 |
throw new StoreCancelEditingException(e, this.getName()); |
692 |
} |
693 |
} |
694 |
|
695 |
synchronized public void finishEditing() throws DataException { |
696 |
try {
|
697 |
switch (mode) {
|
698 |
case MODE_QUERY:
|
699 |
throw new NeedEditingModeException(this.getName()); |
700 |
|
701 |
case MODE_APPEND:
|
702 |
notifyChange(FeatureStoreNotification.BEFORE_FINISHEDITING); |
703 |
provider.endAppend(); |
704 |
exitEditingMode(); |
705 |
notifyChange(FeatureStoreNotification.AFTER_FINISHEDITING); |
706 |
break;
|
707 |
|
708 |
case MODE_FULLEDIT:
|
709 |
if (!hasStrongChanges) {
|
710 |
performLightEditing(); |
711 |
return;
|
712 |
} |
713 |
if (!this.allowWrite()) { |
714 |
throw new WriteNotAllowedException(getName()); |
715 |
} |
716 |
|
717 |
notifyChange(FeatureStoreNotification.BEFORE_FINISHEDITING); |
718 |
validateFeatures(Feature.FINISH_EDITING); |
719 |
provider.performEditing(featureManager.getInserted(), |
720 |
featureManager.getUpdated(), featureManager |
721 |
.getDeleted()); |
722 |
exitEditingMode(); |
723 |
notifyChange(FeatureStoreNotification.AFTER_FINISHEDITING); |
724 |
break;
|
725 |
} |
726 |
} catch (Exception e) { |
727 |
throw new FinishEditingException(e); |
728 |
} |
729 |
} |
730 |
|
731 |
private void performLightEditing() throws DataException { |
732 |
throw new NotYetImplemented( |
733 |
"lightFinishEdition not yet implemented");
|
734 |
|
735 |
// TODO: implementar
|
736 |
// notifyChange(FeatureStoreNotification.BEFORE_FINISHEDITING);
|
737 |
// exitEditingMode();
|
738 |
// notifyChange(FeatureStoreNotification.AFTER_FINISHEDITING);
|
739 |
} |
740 |
|
741 |
|
742 |
public boolean isAppendModeSupported() { |
743 |
return this.provider.supportsAppendMode(); |
744 |
} |
745 |
|
746 |
|
747 |
public void export(FeatureExplorer explorer, FeatureStoreParameters params) |
748 |
throws DataException {
|
749 |
|
750 |
if (this.getFeatureTypes().size() != 1) { |
751 |
throw new NotYetImplemented( |
752 |
"export whith more than one type not yet implemented");
|
753 |
} |
754 |
try {
|
755 |
FeatureType type = this.getDefaultFeatureType();
|
756 |
params.setDefaultFeatureType(type); |
757 |
explorer.add(params); |
758 |
|
759 |
DataManager manager = DALLocator.getDataManager(); |
760 |
FeatureStore target = (FeatureStore) manager |
761 |
.createStore(params); |
762 |
target.edit(); |
763 |
|
764 |
FeatureSet features = this.getFeatureSet();
|
765 |
Iterator it1 = features.iterator();
|
766 |
while (it1.hasNext()) {
|
767 |
Feature feature = (Feature) it1.next(); |
768 |
target.insert(target.createNewFeature(type, feature)); |
769 |
} |
770 |
features.dispose(); |
771 |
target.finishEditing(); |
772 |
target.dispose(); |
773 |
} catch (Exception e) { |
774 |
throw new DataExportException(e, params.toString()); |
775 |
} |
776 |
} |
777 |
|
778 |
//
|
779 |
// ====================================================================
|
780 |
// Obtencion de datos
|
781 |
// getDataCollection, getFeatureCollection
|
782 |
//
|
783 |
|
784 |
public DataSet getDataSet() throws DataException { |
785 |
checkNotInAppendMode(); |
786 |
FeatureQuery query = new FeatureQuery(this.getDefaultFeatureType()); |
787 |
return new DefaultFeatureSet(this, query); |
788 |
} |
789 |
|
790 |
public DataSet getDataSet(DataQuery dataQuery)
|
791 |
throws DataException {
|
792 |
checkNotInAppendMode(); |
793 |
return new DefaultFeatureSet(this, (FeatureQuery) dataQuery); |
794 |
} |
795 |
|
796 |
public void getDataSet(Observer observer) throws DataException { |
797 |
checkNotInAppendMode(); |
798 |
this.getFeatureSet(null, observer); |
799 |
} |
800 |
|
801 |
public void getDataSet(DataQuery dataQuery, Observer observer) |
802 |
throws DataException {
|
803 |
checkNotInAppendMode(); |
804 |
this.getFeatureSet((FeatureQuery) dataQuery, observer);
|
805 |
} |
806 |
|
807 |
public FeatureSet getFeatureSet() throws DataException { |
808 |
checkNotInAppendMode(); |
809 |
FeatureQuery query = new FeatureQuery(this.getDefaultFeatureType()); |
810 |
return new DefaultFeatureSet(this, query); |
811 |
} |
812 |
|
813 |
public FeatureSet getFeatureSet(FeatureQuery featureQuery)
|
814 |
throws DataException {
|
815 |
checkNotInAppendMode(); |
816 |
fixFeatureQuery(featureQuery); |
817 |
return new DefaultFeatureSet(this, featureQuery); |
818 |
} |
819 |
|
820 |
private void fixFeatureQuery(FeatureQuery featureQuery) |
821 |
throws DataException {
|
822 |
featureQuery.setFeatureType(this.fixFeatureType((DefaultFeatureType) featureQuery.getFeatureType()));
|
823 |
if (featureQuery.getAttributeNames() != null){ |
824 |
DefaultFeatureType originalType = (DefaultFeatureType) featureQuery |
825 |
.getFeatureType(); |
826 |
featureQuery.setFeatureType(originalType.getSubtype(featureQuery |
827 |
.getAttributeNames())); |
828 |
} |
829 |
} |
830 |
|
831 |
public void getFeatureSet(Observer observer) |
832 |
throws DataException {
|
833 |
checkNotInAppendMode(); |
834 |
this.getFeatureSet(null, observer); |
835 |
} |
836 |
|
837 |
public void getFeatureSet(FeatureQuery query, Observer observer) |
838 |
throws DataException {
|
839 |
class LoadInBackGround implements Runnable { |
840 |
private FeatureStore store;
|
841 |
private FeatureQuery query;
|
842 |
private Observer observer; |
843 |
|
844 |
public LoadInBackGround(FeatureStore store, FeatureQuery query,
|
845 |
Observer observer) {
|
846 |
this.store = store;
|
847 |
this.query = query;
|
848 |
this.observer = observer;
|
849 |
} |
850 |
|
851 |
public void run() { |
852 |
try {
|
853 |
FeatureSet collection = store.getFeatureSet(query); |
854 |
observer.update( |
855 |
store, |
856 |
new DefaultFeatureStoreNotification(
|
857 |
store, |
858 |
FeatureStoreNotification.LOAD_FINISHED, |
859 |
collection |
860 |
) |
861 |
); |
862 |
} catch (Exception e) { |
863 |
observer.update( |
864 |
store, |
865 |
new DefaultFeatureStoreNotification(
|
866 |
store, |
867 |
FeatureStoreNotification.LOAD_FINISHED, |
868 |
e |
869 |
) |
870 |
); |
871 |
} |
872 |
} |
873 |
} |
874 |
|
875 |
checkNotInAppendMode(); |
876 |
if (query == null) { |
877 |
query = new FeatureQuery(this.getDefaultFeatureType()); |
878 |
} |
879 |
LoadInBackGround task = new LoadInBackGround(this, query, observer); |
880 |
Thread thread = new Thread(task); |
881 |
thread.run(); |
882 |
} |
883 |
|
884 |
public Feature getFeatureByReference(FeatureReference reference) throws DataException { |
885 |
checkNotInAppendMode(); |
886 |
return this.getFeatureByReference(reference, this.getDefaultFeatureType()); |
887 |
} |
888 |
|
889 |
public Feature getFeatureByReference(FeatureReference reference, FeatureType featureType)
|
890 |
throws DataException {
|
891 |
checkNotInAppendMode(); |
892 |
featureType = fixFeatureType((DefaultFeatureType) featureType); |
893 |
// TODO comprobar que el id es de este store
|
894 |
|
895 |
if (this.mode == MODE_FULLEDIT) { |
896 |
Feature f = featureManager.get(reference, this, featureType);
|
897 |
if (f!=null) { |
898 |
return f;
|
899 |
} |
900 |
} |
901 |
return new DefaultFeature(this, this.provider |
902 |
.getFeatureDataByReference((FeatureReferenceProviderServices) reference)); |
903 |
} |
904 |
|
905 |
//
|
906 |
// ====================================================================
|
907 |
// Gestion de features
|
908 |
//
|
909 |
|
910 |
private FeatureType fixFeatureType(DefaultFeatureType type)
|
911 |
throws DataException {
|
912 |
FeatureType defaultType = this.getDefaultFeatureType();
|
913 |
if (type == null || type.equals(defaultType)) { |
914 |
return defaultType;
|
915 |
} |
916 |
if (type.isSubtypeOf(defaultType)) {
|
917 |
return type;
|
918 |
} |
919 |
Iterator iter = this.getFeatureTypes().iterator(); |
920 |
FeatureType tmpType; |
921 |
while (iter.hasNext()) {
|
922 |
tmpType = (FeatureType) iter.next(); |
923 |
if (type.equals(tmpType) || type.isSubtypeOf(tmpType)) {
|
924 |
return type;
|
925 |
} |
926 |
|
927 |
} |
928 |
throw new IllegalFeatureTypeException(getName()); |
929 |
} |
930 |
|
931 |
public void validateFeatures(int mode) throws DataException { |
932 |
try {
|
933 |
checkNotInAppendMode(); |
934 |
FeatureSet collection = this.getFeatureSet();
|
935 |
Iterator iter = collection.iterator();
|
936 |
long previousVersionOfUpdate = currentVersionOfUpdate();
|
937 |
while (iter.hasNext()) {
|
938 |
((DefaultFeature) iter.next()).validate(mode); |
939 |
if (previousVersionOfUpdate != currentVersionOfUpdate()) {
|
940 |
throw new ConcurrentDataModificationException(getName()); |
941 |
} |
942 |
} |
943 |
} catch (Exception e) { |
944 |
throw new ValidateFeaturesException(e, getName()); |
945 |
} |
946 |
} |
947 |
|
948 |
public FeatureType getDefaultFeatureType() throws DataException { |
949 |
try {
|
950 |
if (isEditing()) {
|
951 |
return featureTypeManager.getType(defaultFeatureType.getId());
|
952 |
} |
953 |
return defaultFeatureType;
|
954 |
} catch (Exception e) { |
955 |
throw new GetFeatureTypeException(e, getName()); |
956 |
} |
957 |
} |
958 |
|
959 |
public List getFeatureTypes() throws DataException { |
960 |
try {
|
961 |
List types;
|
962 |
if (isEditing()) {
|
963 |
types=new ArrayList(); |
964 |
Iterator it=featureTypes.iterator();
|
965 |
while (it.hasNext()) {
|
966 |
FeatureType type = (FeatureType) it.next(); |
967 |
type=featureTypeManager.getType(type.getId()); |
968 |
if (type!=null) { |
969 |
types.add(type); |
970 |
} |
971 |
} |
972 |
it = featureTypeManager.newsIterator(); |
973 |
while (it.hasNext()) {
|
974 |
FeatureType type = (FeatureType) it.next(); |
975 |
types.add(type); |
976 |
} |
977 |
} else {
|
978 |
types = featureTypes; |
979 |
} |
980 |
return Collections.unmodifiableList(types); |
981 |
} catch (Exception e) { |
982 |
throw new GetFeatureTypeException(e, getName()); |
983 |
} |
984 |
} |
985 |
|
986 |
public Feature createFeature(FeatureData data)
|
987 |
throws DataException {
|
988 |
DefaultFeature feature = new DefaultFeature(this, data); |
989 |
return feature;
|
990 |
} |
991 |
|
992 |
public Feature createFeature(FeatureData data, FeatureType type)
|
993 |
throws DataException {
|
994 |
// FIXME: falta por implementar
|
995 |
// Comprobar si es un subtipo del feature de data
|
996 |
// y construir un feature usando el subtipo.
|
997 |
// Probablemente requiera generar una copia del data.
|
998 |
throw new NotYetImplemented(); |
999 |
} |
1000 |
|
1001 |
public EditableFeature createNewFeature(FeatureType type,
|
1002 |
Feature defaultValues) |
1003 |
throws DataException {
|
1004 |
try {
|
1005 |
type = this.fixFeatureType((DefaultFeatureType) type);
|
1006 |
FeatureData data = this.provider.createFeatureData(type);
|
1007 |
DefaultEditableFeature feature = new DefaultEditableFeature(this, |
1008 |
data); |
1009 |
feature.initializeValues(defaultValues); |
1010 |
return feature;
|
1011 |
} catch (Exception e) { |
1012 |
throw new CreateFeatureException(e, getName()); |
1013 |
} |
1014 |
} |
1015 |
|
1016 |
public EditableFeature createNewFeature(FeatureType type,
|
1017 |
boolean defaultValues)
|
1018 |
throws DataException {
|
1019 |
try {
|
1020 |
type = this.fixFeatureType((DefaultFeatureType) type);
|
1021 |
DefaultEditableFeature feature = new DefaultEditableFeature(this, type); |
1022 |
if (defaultValues) {
|
1023 |
feature.initializeValues(); |
1024 |
} |
1025 |
return feature;
|
1026 |
} catch (Exception e) { |
1027 |
throw new CreateFeatureException(e, getName()); |
1028 |
} |
1029 |
} |
1030 |
|
1031 |
public EditableFeature createNewFeature(boolean defaultValues) |
1032 |
throws DataException {
|
1033 |
return this.createNewFeature(this.getDefaultFeatureType(), defaultValues); |
1034 |
} |
1035 |
|
1036 |
public EditableFeature createNewFeature() throws DataException { |
1037 |
return this.createNewFeature(this.getDefaultFeatureType(), true); |
1038 |
} |
1039 |
|
1040 |
public EditableFeatureType createFeatureType() {
|
1041 |
return new DefaultEditableFeatureType(); |
1042 |
} |
1043 |
|
1044 |
public boolean isLocksSupported() { |
1045 |
return this.provider.isLocksSupported(); |
1046 |
} |
1047 |
|
1048 |
public Logger getLogger() { |
1049 |
return DefaultFeatureStore.logger;
|
1050 |
} |
1051 |
|
1052 |
public FeatureIndex createIndex(FeatureType featureType,
|
1053 |
String attributeName, String indexName) throws ProviderNotRegisteredException, InitializeException { |
1054 |
checkNotInAppendMode(); |
1055 |
FeatureIndexProviderServices index = null;
|
1056 |
index = getManager().createFeatureIndexProvider(null, this, featureType, indexName, featureType.getAttributeDescriptor(attributeName)); |
1057 |
try {
|
1058 |
index.fill(); |
1059 |
} catch (FeatureIndexException e) {
|
1060 |
throw new InitializeException(index.getName(), e); |
1061 |
} |
1062 |
((DefaultFeatureIndexes) getIndexes()).addIndex(index); |
1063 |
return index;
|
1064 |
} |
1065 |
|
1066 |
public void beginEditingGroup(String description) |
1067 |
throws NeedEditingModeException {
|
1068 |
checkInEditingMode(); |
1069 |
commands.startComplex(description); |
1070 |
} |
1071 |
|
1072 |
public void endEditingGroup() throws NeedEditingModeException { |
1073 |
checkInEditingMode(); |
1074 |
commands.endComplex(); |
1075 |
} |
1076 |
} |