Revision 29326 branches/v2_0_0_prep/libraries/libFMap_dal/src/org/gvsig/fmap/dal/feature/spi/memory/AbstractMemoryStoreProvider.java
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import org.gvsig.fmap.dal.DataStoreParameters; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.exception.InitializeException; |
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import org.gvsig.fmap.dal.feature.DisposableIterator; |
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import org.gvsig.fmap.dal.feature.FeatureQuery; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.fmap.dal.feature.exception.PerformEditingException; |
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import org.gvsig.fmap.dal.feature.spi.FeatureProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureReferenceProviderServices; |
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import org.gvsig.fmap.dal.feature.spi.FeatureSetProvider; |
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import org.gvsig.fmap.dal.feature.spi.FeatureStoreProvider;
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import org.gvsig.fmap.dal.feature.spi.FeatureStoreProviderServices;
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import org.gvsig.fmap.dal.spi.DataStoreProviderServices;
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import org.gvsig.tools.dynobject.DynObject;
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public abstract class AbstractMemoryStoreProvider extends |
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AbstractFeatureStoreProvider {
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protected ArrayList data; |
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protected DataStoreParameters parameters; |
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public AbstractMemoryStoreProvider(DataStoreParameters parameters) {
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super();
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this.parameters = parameters;
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protected AbstractMemoryStoreProvider(DataStoreParameters params,
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DataStoreProviderServices storeServices, DynObject metadata) {
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super(params, storeServices, metadata);
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} |
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public FeatureStoreProvider initialize(FeatureStoreProviderServices store) |
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throws InitializeException {
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super.initialize(store); |
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return this; |
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protected AbstractMemoryStoreProvider(DataStoreParameters params, |
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DataStoreProviderServices storeServices) {
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super(params, storeServices); |
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} |
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public void performChanges(Iterator deleteds, Iterator inserteds, Iterator updateds, Iterator originalFeatureTypesUpdated) throws PerformEditingException {
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this.data.add(data); |
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} |
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public DisposableIterator dataIterator() throws DataException {
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this.open(); |
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return new DelegatedDisposableIterator(this.data.iterator()); |
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} |
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public DisposableIterator dataIterator(long index) throws DataException {
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this.open(); |
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return new DelegatedDisposableIterator(this.data |
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.listIterator((int) index)); |
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} |
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public DisposableIterator dataIterator(FeatureType featureType) |
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throws DataException {
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this.open(); |
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return new DelegatedDisposableIterator(this.data.iterator(), |
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featureType); |
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} |
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public DisposableIterator dataIterator(long index, FeatureType featureType) |
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throws DataException {
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this.open(); |
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return new DelegatedDisposableIterator(this.data |
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.listIterator((int) index), featureType); |
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} |
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public long getDataSize() throws DataException {
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this.open(); |
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return this.data.size(); |
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public FeatureSetProvider createSet(FeatureQuery query, FeatureType featureType) |
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throws DataException {
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this.open(); |
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return new MemoryFeatureSet(this, query, featureType); |
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return new MemoryFeatureSet(this, query, featureType, this.data);
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} |
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public FeatureProvider createFeatureProvider(FeatureType featureType)throws DataException {
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return new DefaultFeatureProvider(featureType); |
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} |
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public boolean canWriteGeometry(int geometryType, int geometrySubType) {
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// By default memory stores support all geometry types |
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return true; |
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} |
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protected abstract void initializeFeatureTypes() throws InitializeException; |
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private class DelegatedDisposableIterator implements DisposableIterator {
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private Iterator delegated; |
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private FeatureType fType; |
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public DelegatedDisposableIterator(Iterator it) {
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this(it, null); |
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} |
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public DelegatedDisposableIterator(Iterator it, FeatureType featureType) {
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this.delegated = it; |
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this.fType = featureType; |
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} |
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public void dispose() {
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this.delegated = null; |
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} |
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public boolean hasNext() {
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return delegated.hasNext(); |
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} |
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public Object next() {
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if (fType == null) {
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return delegated.next(); |
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} else {
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return new MemoryFeatureProviderAttributeMapper( |
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(DefaultFeatureProvider) delegated.next(), |
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this.fType); |
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} |
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} |
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public void remove() {
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throw new UnsupportedOperationException(); |
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} |
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} |
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public long getFeatureCount() throws DataException {
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return data.size(); |
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} |
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