Revision 24034
branches/v2_0_0_prep/libraries/libFMap_data/src/org/gvsig/fmap/data/feature/impl/DefaultFeatureIndex.java | ||
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/* gvSIG. Geographic Information System of the Valencian Government |
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* |
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* Copyright (C) 2007-2008 Infrastructures and Transports Department |
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* of the Valencian Government (CIT) |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
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* MA 02110-1301, USA. |
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* |
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*/ |
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|
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/* |
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* AUTHORS (In addition to CIT): |
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* 2008 {{Company}} {{Task}} |
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*/ |
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package org.gvsig.fmap.data.feature.impl; |
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import java.util.Iterator; |
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import java.util.List; |
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import org.gvsig.fmap.data.DataTypes; |
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import org.gvsig.fmap.data.exceptions.DataException; |
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import org.gvsig.fmap.data.feature.Feature; |
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import org.gvsig.fmap.data.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.data.feature.FeatureReference; |
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import org.gvsig.fmap.data.feature.FeatureSet; |
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import org.gvsig.fmap.data.feature.FeatureType; |
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import org.gvsig.fmap.data.feature.exceptions.DataIndexException; |
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import org.gvsig.fmap.data.feature.spi.DefaultLongList; |
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import org.gvsig.fmap.data.feature.spi.FeatureSetProvider; |
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import org.gvsig.fmap.data.feature.spi.FeatureStoreProviderServices; |
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import org.gvsig.fmap.data.feature.spi.index.FeatureIndexProvider; |
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import org.gvsig.fmap.data.feature.spi.index.FeatureIndexProviderServices; |
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import org.gvsig.tools.exception.NotYetImplemented; |
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/** |
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* Abstract index provider. |
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* |
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* @author jyarza |
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* |
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*/ |
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public class DefaultFeatureIndex implements FeatureIndexProviderServices { |
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private final FeatureStoreProviderServices featureStore; |
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private final FeatureType featureType; |
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private final String attributeName; |
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private final String name; |
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private final int dataType; |
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private final FeatureIndexProvider indexProvider; |
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public DefaultFeatureIndex(FeatureStoreProviderServices featureStore, FeatureType featureType, FeatureIndexProvider indexProvider, String attributeName, String indexName) { |
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if (featureStore == null) { |
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throw new IllegalArgumentException("featureStore cannot be null."); |
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} |
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if (featureType == null) { |
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throw new IllegalArgumentException("featureType cannot be null."); |
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} |
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if (attributeName == null) { |
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throw new IllegalArgumentException("attributeName cannot be null."); |
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} |
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if (indexName == null) { |
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throw new IllegalArgumentException("indexName cannot be null."); |
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} |
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if (featureStore.getProvider().getFeatureReferenceIdType() != DataTypes.INT) { |
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throw new IllegalArgumentException(); |
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} |
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FeatureAttributeDescriptor attr = featureType.getAttributeDescriptor(attributeName); |
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if (attr == null) { |
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throw new IllegalArgumentException("Attribute " + attributeName +" not found in FeatureType " + featureType.toString()); |
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} |
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this.featureStore = featureStore; |
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this.featureType = featureType; |
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this.attributeName = attributeName; |
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this.name = indexName; |
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this.dataType = attr.getDataType(); |
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this.indexProvider = indexProvider; |
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} |
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public final FeatureAttributeDescriptor getFeatureAttributeDescriptor() { |
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return featureType.getAttributeDescriptor(attributeName); |
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} |
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public final FeatureStoreProviderServices getFeatureStore() { |
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return featureStore; |
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} |
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public final FeatureType getFeatureType() { |
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return featureType; |
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} |
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public final String getName() { |
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return name; |
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} |
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public final String getAttributeName() { |
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return attributeName; |
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} |
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public final int getDataType() { |
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return dataType; |
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} |
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/** |
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* Fills this index with all the data in its FeatureStore |
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*/ |
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public final void fill() throws DataIndexException { |
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try { |
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insert(getFeatureStore().getFeatureSet()); |
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} catch (DataException e) { |
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throw new DataIndexException(e); |
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} |
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} |
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public final void insert(FeatureSet data) throws DataException { |
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Iterator it = data.iterator(); |
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while (it.hasNext()) { |
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Feature feat = (Feature) it.next(); |
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insert(feat); |
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} |
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} |
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public void insert(Feature feat) { |
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try { |
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indexProvider.insert(feat.get(attributeName), feat.getReference()); |
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} catch (NullPointerException e) { |
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throw new IllegalArgumentException("Feature does not contain a column with name " + attributeName); |
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} catch (ClassCastException e) { |
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throw new IllegalArgumentException("Attribute data type is not valid."); |
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} |
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} |
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public FeatureSetProvider getMatchFeatureSet(Object value) |
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throws DataIndexException { |
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return new IndexFeatureSet(this, new DefaultLongList(indexProvider |
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.match(value))); |
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} |
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public FeatureSetProvider getRangeFeatureSet(Object value1, Object value2) |
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throws DataIndexException { |
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return new IndexFeatureSet(this, new DefaultLongList(indexProvider |
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.match(value1, value2))); |
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} |
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public FeatureSetProvider getNearestFeatureSet(int count, Object value) |
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throws DataIndexException { |
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return new IndexFeatureSet(this, new DefaultLongList(indexProvider |
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.nearest(count, value))); |
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} |
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public FeatureSetProvider getNearestFeatureSet(int count, int tolerance, |
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Object value) throws DataIndexException { |
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throw new NotYetImplemented(); |
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} |
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|
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/** |
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* Performs a search in the index. The type of search depends on the passed |
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* data |
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* |
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* @deprecated |
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* */ |
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public FeatureSetProvider getFeatureSet(String attrName, Object[] data) throws DataIndexException { |
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return new IndexFeatureSet(this, new DefaultLongList(this.match(data))); |
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} |
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/** |
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* Performs a search in the index and returns a list with the elements that |
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* match the parameters |
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* |
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* @deprecated |
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*/ |
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private List match(Object[] values) throws DataIndexException { |
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if (values == null) { |
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throw new IllegalArgumentException("values can't be null."); |
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} |
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if (values.length == 0) { |
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throw new IllegalArgumentException("values must contain at least 1 value."); |
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} |
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List result = null; |
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if (values.length == 1) { |
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result = indexProvider.match(values[0]); |
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} |
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if (values.length == 2) { |
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if (values[0] instanceof Integer && !(values[1] instanceof Integer)) { |
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result = indexProvider.nearest(((Integer)values[0]).intValue(), values[1]); |
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} else { |
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result = indexProvider.match(values[0], values[1]); |
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} |
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} |
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return result; |
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} |
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public void initialize() { |
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indexProvider.initialize(); |
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} |
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public void delete(Object o, FeatureReference fref) { |
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indexProvider.delete(o, fref); |
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} |
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public void delete(Feature feat) { |
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// TODO Auto-generated method stub |
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} |
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public void delete(FeatureSet data) throws DataIndexException { |
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// TODO Auto-generated method stub |
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} |
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public String[] getAttributeNames() { |
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// TODO Auto-generated method stub |
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return null; |
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} |
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/** |
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* FIXME ver que hacemos con estas constantes |
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* Convenience constants to identify sets of providers classified by supported data types. |
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*/ |
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public interface PROVIDERS { |
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public interface GEOMETRY { |
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public static final String GT2_QUADTREE = "QuadTreeGt2Factory"; |
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public static final String JSI_RTREE = "RTreeJsiFactory"; |
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public static final String JTS_QUADTREE = "QuadTreeJtsFactory"; |
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public static final String SPATIALINDEX_RTREE = "RTreeSptLibFactory"; |
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public static final String DEFAULT = GT2_QUADTREE; |
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} |
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public interface DATE { |
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// added as example |
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} |
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public interface INTEGER { |
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// added as example |
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} |
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} |
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} |
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branches/v2_0_0_prep/libraries/libFMap_data/src/org/gvsig/fmap/data/feature/impl/DefaultFeatureIndexProviderServices.java | ||
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1 |
/* gvSIG. Geographic Information System of the Valencian Government |
|
2 |
* |
|
3 |
* Copyright (C) 2007-2008 Infrastructures and Transports Department |
|
4 |
* of the Valencian Government (CIT) |
|
5 |
* |
|
6 |
* This program is free software; you can redistribute it and/or |
|
7 |
* modify it under the terms of the GNU General Public License |
|
8 |
* as published by the Free Software Foundation; either version 2 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* This program is distributed in the hope that it will be useful, |
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|
14 |
* GNU General Public License for more details. |
|
15 |
* |
|
16 |
* You should have received a copy of the GNU General Public License |
|
17 |
* along with this program; if not, write to the Free Software |
|
18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
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21 |
*/ |
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22 |
|
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23 |
/* |
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24 |
* AUTHORS (In addition to CIT): |
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25 |
* 2008 {{Company}} {{Task}} |
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26 |
*/ |
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27 |
|
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28 |
|
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package org.gvsig.fmap.data.feature.impl; |
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import java.io.File; |
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import java.util.Iterator; |
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import java.util.List; |
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import org.gvsig.fmap.data.DataTypes; |
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import org.gvsig.fmap.data.exceptions.DataException; |
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import org.gvsig.fmap.data.exceptions.InitializeException; |
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import org.gvsig.fmap.data.feature.Feature; |
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import org.gvsig.fmap.data.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.data.feature.FeatureReference; |
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import org.gvsig.fmap.data.feature.FeatureSet; |
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import org.gvsig.fmap.data.feature.FeatureType; |
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import org.gvsig.fmap.data.feature.exceptions.DataIndexException; |
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import org.gvsig.fmap.data.feature.spi.DefaultLongList; |
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import org.gvsig.fmap.data.feature.spi.FeatureSetProvider; |
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import org.gvsig.fmap.data.feature.spi.FeatureStoreProviderServices; |
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import org.gvsig.fmap.data.feature.spi.index.FeatureIndexProvider; |
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import org.gvsig.fmap.data.feature.spi.index.FeatureIndexProviderServices; |
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|
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/** |
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* Default feature index provider services. |
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* |
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* @author jyarza |
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* |
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*/ |
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public class DefaultFeatureIndexProviderServices implements FeatureIndexProviderServices { |
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private final FeatureStoreProviderServices featureStore; |
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private final FeatureType featureType; |
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private final String attributeName; |
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private final String indexName; |
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private final int dataType; |
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private final FeatureIndexProvider indexProvider; |
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|
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public DefaultFeatureIndexProviderServices(FeatureStoreProviderServices featureStore, FeatureType featureType, FeatureIndexProvider indexProvider, String attributeName, String indexName) { |
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if (featureStore == null) { |
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throw new IllegalArgumentException("featureStore cannot be null."); |
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} |
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if (featureType == null) { |
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throw new IllegalArgumentException("featureType cannot be null."); |
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} |
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if (attributeName == null) { |
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throw new IllegalArgumentException("attributeName cannot be null."); |
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} |
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if (indexName == null) { |
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throw new IllegalArgumentException("indexName cannot be null."); |
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} |
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if (featureStore.getProvider().getFeatureReferenceIdType() != DataTypes.INT) { |
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throw new IllegalArgumentException(); |
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} |
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|
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FeatureAttributeDescriptor attr = featureType.getAttributeDescriptor(attributeName); |
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if (attr == null) { |
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throw new IllegalArgumentException("Attribute " + attributeName +" not found in FeatureType " + featureType.toString()); |
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} |
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this.featureStore = featureStore; |
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this.featureType = featureType; |
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this.attributeName = attributeName; |
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this.indexName = indexName; |
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this.dataType = attr.getDataType(); |
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this.indexProvider = indexProvider; |
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} |
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public final FeatureAttributeDescriptor getFeatureAttributeDescriptor() { |
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return featureType.getAttributeDescriptor(attributeName); |
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} |
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public final FeatureStoreProviderServices getFeatureStore() { |
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return featureStore; |
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} |
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public final FeatureType getFeatureType() { |
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return featureType; |
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} |
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public final String getName() { |
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return indexName; |
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} |
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|
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public final String getAttributeName() { |
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return attributeName; |
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} |
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public final int getDataType() { |
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return dataType; |
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} |
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|
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/** |
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* Fills this index with all the data in its FeatureStore |
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*/ |
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public final void fill() throws DataIndexException { |
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try { |
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insert(getFeatureStore().getFeatureSet()); |
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} catch (DataException e) { |
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throw new DataIndexException(e); |
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} |
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} |
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|
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public final void insert(FeatureSet data) throws DataException { |
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Iterator it = data.iterator(); |
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while (it.hasNext()) { |
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Feature feat = (Feature) it.next(); |
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insert(feat); |
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} |
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} |
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|
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public void insert(Feature feat) { |
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try { |
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indexProvider.insert(feat.get(attributeName), feat.getReference()); |
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} catch (NullPointerException e) { |
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throw new IllegalArgumentException("Feature does not contain a column with name " + attributeName); |
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} catch (ClassCastException e) { |
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throw new IllegalArgumentException("Attribute data type is not valid."); |
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} |
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} |
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|
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public FeatureSetProvider getMatchFeatureSet(Object value) |
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throws DataIndexException { |
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return new IndexFeatureSet(this, new DefaultLongList(indexProvider |
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.match(value))); |
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} |
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|
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public FeatureSetProvider getRangeFeatureSet(Object value1, Object value2) |
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throws DataIndexException { |
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return new IndexFeatureSet(this, new DefaultLongList(indexProvider |
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.match(value1, value2))); |
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} |
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|
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public FeatureSetProvider getNearestFeatureSet(int count, Object value) |
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throws DataIndexException { |
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return new IndexFeatureSet(this, new DefaultLongList(indexProvider |
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.nearest(count, value))); |
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} |
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|
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public FeatureSetProvider getNearestFeatureSet(int count, int tolerance, |
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Object value) throws DataIndexException { |
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throw new UnsupportedOperationException(); |
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} |
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|
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/** |
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* Performs a search in the index. The type of search depends on the passed |
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* data |
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175 |
* |
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176 |
* @deprecated |
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177 |
* */ |
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178 |
public FeatureSetProvider getFeatureSet(String attrName, Object[] data) throws DataIndexException { |
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return new IndexFeatureSet(this, new DefaultLongList(this.match(data))); |
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} |
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|
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/** |
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* Performs a search in the index and returns a list with the elements that |
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184 |
* match the parameters |
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* |
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* @deprecated |
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*/ |
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private List match(Object[] values) throws DataIndexException { |
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189 |
|
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if (values == null) { |
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throw new IllegalArgumentException("values can't be null."); |
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} |
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193 |
if (values.length == 0) { |
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throw new IllegalArgumentException("values must contain at least 1 value."); |
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} |
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|
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List result = null; |
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if (values.length == 1) { |
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result = indexProvider.match(values[0]); |
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} |
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201 |
if (values.length == 2) { |
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if (values[0] instanceof Integer && !(values[1] instanceof Integer)) { |
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result = indexProvider.nearest(((Integer)values[0]).intValue(), values[1]); |
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} else { |
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result = indexProvider.match(values[0], values[1]); |
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} |
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} |
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return result; |
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} |
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|
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|
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public void initialize() throws InitializeException { |
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indexProvider.setFeatureIndexProviderServices(this); |
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indexProvider.initialize(); |
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} |
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|
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public void delete(Object value, FeatureReference fref) { |
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indexProvider.delete(value, fref); |
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} |
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|
|
221 |
public void delete(Feature feat) { |
|
222 |
indexProvider.delete(feat.get(this.attributeName), feat.getReference()); |
|
223 |
} |
|
224 |
|
|
225 |
public void delete(FeatureSet data) throws DataIndexException { |
|
226 |
try { |
|
227 |
Iterator it = data.iterator(); |
|
228 |
while (it.hasNext()) { |
|
229 |
Feature feat = (Feature) it.next(); |
|
230 |
delete(feat); |
|
231 |
} |
|
232 |
} catch (DataException e) { |
|
233 |
throw new DataIndexException(e); |
|
234 |
} |
|
235 |
} |
|
236 |
|
|
237 |
public String[] getAttributeNames() { |
|
238 |
// TODO Auto-generated method stub |
|
239 |
return null; |
|
240 |
} |
|
241 |
|
|
242 |
/** |
|
243 |
* FIXME ver que hacemos con estas constantes |
|
244 |
* Convenience constants to identify sets of providers classified by supported data types. |
|
245 |
*/ |
|
246 |
public interface PROVIDERS { |
|
247 |
|
|
248 |
public interface GEOMETRY { |
|
249 |
public static final String GT2_QUADTREE = "QuadTreeGt2Provider"; |
|
250 |
public static final String JSI_RTREE = "RTreeJsiProvider"; |
|
251 |
public static final String JTS_QUADTREE = "QuadTreeJtsProvider"; |
|
252 |
public static final String SPATIALINDEX_RTREE = "RTreeSptLibProvider"; |
|
253 |
public static final String DEFAULT = GT2_QUADTREE; |
|
254 |
} |
|
255 |
|
|
256 |
public interface DATE { |
|
257 |
// added as example |
|
258 |
} |
|
259 |
|
|
260 |
public interface INTEGER { |
|
261 |
// added as example |
|
262 |
} |
|
263 |
} |
|
264 |
|
|
265 |
public String getNewFileName(String prefix, String sufix) { |
|
266 |
int n=0; |
|
267 |
File file = new File(prefix + getName(), sufix); |
|
268 |
while (file.exists()) { |
|
269 |
n++; |
|
270 |
file = new File(prefix + getName() + n, sufix); |
|
271 |
} |
|
272 |
return file.getAbsolutePath(); |
|
273 |
} |
|
274 |
|
|
275 |
public String getFileName() { |
|
276 |
// TODO Auto-generated method stub |
|
277 |
return null; |
|
278 |
} |
|
279 |
|
|
280 |
public String getTemporaryFileName() { |
|
281 |
// TODO Auto-generated method stub |
|
282 |
return null; |
|
283 |
} |
|
284 |
|
|
285 |
|
|
286 |
} |
|
287 |
|
branches/v2_0_0_prep/libraries/libFMap_data/src/org/gvsig/fmap/data/feature/impl/DefaultFeatureIndexes.java | ||
---|---|---|
52 | 52 |
// Access by FeatureType and attribute name |
53 | 53 |
private Map featureTypes = new HashMap(); |
54 | 54 |
|
55 |
// Access by DataIndex name
|
|
55 |
// Access by index name
|
|
56 | 56 |
private Map names = new HashMap(); |
57 | 57 |
|
58 | 58 |
private DefaultFeatureStore store; |
... | ... | |
143 | 143 |
public FeatureSetProvider getFeatureSet(Evaluator evaluator) { |
144 | 144 |
|
145 | 145 |
class ApplyIndex { |
146 |
DefaultFeatureIndex index; |
|
146 |
DefaultFeatureIndexProviderServices index;
|
|
147 | 147 |
EvaluatorFieldValue[] data; |
148 | 148 |
|
149 |
ApplyIndex(DefaultFeatureIndex index, EvaluatorFieldValue[] data) { |
|
149 |
ApplyIndex(DefaultFeatureIndexProviderServices index, EvaluatorFieldValue[] data) {
|
|
150 | 150 |
this.index = index; |
151 | 151 |
this.data = data; |
152 | 152 |
} |
... | ... | |
155 | 155 |
List applyIndex = new ArrayList(); |
156 | 156 |
Iterator indexes = this.iterator(); |
157 | 157 |
while (indexes.hasNext()) { |
158 |
DefaultFeatureIndex index = (DefaultFeatureIndex) indexes
|
|
158 |
DefaultFeatureIndexProviderServices index = (DefaultFeatureIndexProviderServices) indexes
|
|
159 | 159 |
.next(); |
160 | 160 |
String[] attrs = index.getAttributeNames(); |
161 | 161 |
for (int i = 0; i < attrs.length; i++) { |
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