org.geotools.data.Query.getTypeName()方法的使用及代码示例

x33g5p2x  于2022-01-28 转载在 其他  
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本文整理了Java中org.geotools.data.Query.getTypeName方法的一些代码示例，展示了Query.getTypeName的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Query.getTypeName方法的具体详情如下：
包路径：org.geotools.data.Query
类名称：Query
方法名：getTypeName

Query.getTypeName介绍

[英]Get the name of the feature type to be queried.
[中]获取要查询的要素类型的名称。

代码示例

代码示例来源：origin: geoserver/geoserver

  1. public SimpleFeatureCollection getFeatures(Query query) throws IOException {
  2.   if (query.getTypeName() == null) {
  3.     query = new Query(query);
  4.     ((Query) query).setTypeName(typeMap.getName());
  5.   } else if (!typeMap.getName().equals(query.getTypeName())) {
  6.     throw new IOException(
  7.         "Cannot query this feature source with "
  8.             + query.getTypeName()
  9.             + " since it serves only "
  10.             + typeMap.getName());
  11.   }
  12.   // GEOS-3210, if the query specifies a subset of property names we need to take that into
  13.   // account
  14.   SimpleFeatureType target = typeMap.getFeatureType(query);
  15.   return new RetypingFeatureCollection(
  16.       wrapped.getFeatures(store.retypeQuery(query, typeMap)), target);
  17. }

代码示例来源：origin: geoserver/geoserver

  1. public FeatureReader<SimpleFeatureType, SimpleFeature> getFeatureReader(
  2.     Query query, Transaction transaction) throws IOException {
  3.   FeatureTypeMap map = getTypeMapBackwards(query.getTypeName(), true);
  4.   updateMap(map, false);
  5.   FeatureReader<SimpleFeatureType, SimpleFeature> reader;
  6.   reader = wrapped.getFeatureReader(retypeQuery(query, map), transaction);
  7.   if (map.isUnchanged()) return reader;
  8.   return new RetypingFeatureCollection.RetypingFeatureReader(
  9.       reader, map.getFeatureType(query));
  10. }

代码示例来源：origin: geotools/geotools

  1. public FeatureReader<SimpleFeatureType, SimpleFeature> getFeatureReader(
  2.     Query query, Transaction transaction) throws IOException {
  3.   PreGeneralizedFeatureSource fs = featureSources.get(query.getTypeName());
  4.   if (fs == null) throw new IOException(query.getTypeName() + " not found");
  5.   return fs.getFeatureReader(query, transaction);
  6. }

代码示例来源：origin: geotools/geotools

  1. /**
  2.  * Returns a feature reader for the specified query and transaction.
  3.  *
  4.  * <p>This method is not intended to be overridden and is marked final. This implementation
  5.  * delegates to {@link FeatureCollection} and wraps an iterator in a {@link FeatureReader}.
  6.  */
  7. public FeatureReader<SimpleFeatureType, SimpleFeature> getFeatureReader(
  8.     Query query, Transaction tx) throws IOException {
  9.   if (query.getTypeName() == null) {
  10.     throw new IllegalArgumentException("Query does not specify type.");
  11.   }
  12.   return getFeatureSource(query.getTypeName(), tx).getReader(query);
  13. }

代码示例来源：origin: geotools/geotools

  1. @Override
  2.   public FeatureReader<SimpleFeatureType, SimpleFeature> getFeatureReader(
  3.       Query query, Transaction transaction) throws IOException {
  4.     ensureNotDisposed();
  5.     if (this.typeName.equals(query.getTypeName())) {
  6.       return DataUtilities.reader(source.getFeatures());
  7.     }
  8.     throw new IOException(
  9.         "Not found: "
  10.             + query.getTypeName()
  11.             + " DataStoreAdaptor contains "
  12.             + this.typeName);
  13.   }
  14. }

代码示例来源：origin: geotools/geotools

  1. private Query namedQuery(final Query query) {
  2.   final String localName = typeInfo.getFeatureTypeName();
  3.   final String typeName = query.getTypeName();
  4.   if (typeName != null && !localName.equals(typeName)) {
  5.     throw new IllegalArgumentException(
  6.         "Wrong type name: " + typeName + " (this is " + localName + ")");
  7.   }
  8.   Query namedQuery = new Query(query);
  9.   namedQuery.setTypeName(localName);
  10.   return namedQuery;
  11. }

代码示例来源：origin: geotools/geotools

  1. /**
  2.  * Return the name of the type that is queried.
  3.  *
  4.  * @param query
  5.  * @return Name constructed from the query.
  6.  */
  7. private Name getName(Query query) {
  8.   if (query.getNamespace() == null) {
  9.     return Types.typeName(query.getTypeName());
  10.   } else {
  11.     return Types.typeName(query.getNamespace().toString(), query.getTypeName());
  12.   }
  13. }

代码示例来源：origin: geotools/geotools

  1. public FeatureReader<SimpleFeatureType, SimpleFeature> getFeatureReader(
  2.     Query query, Transaction transaction) throws IOException {
  3.   String typeName = query.getTypeName();
  4.   return getDataStore(typeName).getFeatureReader(query, transaction);
  5. }

代码示例来源：origin: geotools/geotools

  1. /**
  2.  * Return a 'view' of the given {@code DataStore} constrained by a {@code Query}.
  3.  *
  4.  * @param store the data store
  5.  * @param query the query
  6.  * @return the constrained view
  7.  * @throws IOException if the data store cannot be accessed
  8.  * @throws SchemaException if the query is incompatible with the store's contents
  9.  */
  10. public static SimpleFeatureSource createView(final DataStore store, final Query query)
  11.     throws IOException, SchemaException {
  12.   return createView(store.getFeatureSource(query.getTypeName()), query);
  13. }

代码示例来源：origin: geotools/geotools

  1. public SimpleFeatureCollection getFeatures(Query query) throws IOException {
  2.   String schemaName = wrapped.getSchema().getName().getLocalPart();
  3.   if (query.getTypeName() != null && !schemaName.equals(query.getTypeName())) {
  4.     throw new DataSourceException(
  5.         "Typename mismatch, query asks for '"
  6.             + query.getTypeName()
  7.             + " but this feature source provides '"
  8.             + schemaName
  9.             + "'");
  10.   }
  11.   return getFeatureCollection(query, getEnvelope(query.getFilter()));
  12. }

代码示例来源：origin: geotools/geotools

  1. public PropertyFeatureWriter(
  2.     ContentFeatureSource source, ContentState contentState, Query query, boolean append)
  3.     throws IOException {
  4.   this.state = contentState;
  5.   this.featureSource = source;
  6.   PropertyDataStore store = (PropertyDataStore) contentState.getEntry().getDataStore();
  7.   String namespaceURI = store.getNamespaceURI();
  8.   String typeName = query.getTypeName();
  9.   File dir = store.dir;
  10.   read = new File(store.dir, typeName + ".properties");
  11.   write = File.createTempFile(typeName + System.currentTimeMillis(), null, dir);
  12.   // start reading
  13.   delegate = new PropertyFeatureReader(namespaceURI, read);
  14.   type = delegate.getFeatureType();
  15.   // open writer
  16.   writer = new BufferedWriter(new FileWriter(write));
  17.   // write header
  18.   writer.write("_=");
  19.   writer.write(DataUtilities.encodeType(type));
  20. }
  21. // constructor end

代码示例来源：origin: geotools/geotools

  1. public void computeAggregateFunction(Query query, FeatureCalc function) throws IOException {
  2.   final Lock lock = rwLock.readLock();
  3.   try {
  4.     lock.lock();
  5.     checkStore();
  6.     SimpleFeatureSource fs = slicesIndexStore.getFeatureSource(query.getTypeName());
  7.     if (fs instanceof ContentFeatureSource)
  8.       ((ContentFeatureSource) fs).accepts(query, function, null);
  9.     else {
  10.       final SimpleFeatureCollection collection = fs.getFeatures(query);
  11.       collection.accepts(function, null);
  12.     }
  13.   } finally {
  14.     lock.unlock();
  15.   }
  16. }

代码示例来源：origin: geotools/geotools

  1. @Override
  2. public FeatureReader<SimpleFeatureType, SimpleFeature> getFeatureReader(
  3.     Query query, Transaction transaction) throws IOException {
  4.   SimpleFeatureSource fs = getFeatureSource(query.getTypeName());
  5.   if (fs == null) {
  6.     throw new IOException(
  7.         "Could not find feature type mentioned in query: '"
  8.             + query.getTypeName()
  9.             + "'");
  10.   }
  11.   if (fs instanceof SimpleFeatureStore) {
  12.     ((SimpleFeatureStore) fs).setTransaction(transaction);
  13.   }
  14.   SimpleFeatureIterator iterator = fs.getFeatures().features();
  15.   return new DelegateFeatureReader<SimpleFeatureType, SimpleFeature>(
  16.       fs.getSchema(), iterator);
  17. }

代码示例来源：origin: geotools/geotools

  1. /**
  2.  * Hashcode based on all parameters other than the handle.
  3.  *
  4.  * @return hascode for this Query
  5.  */
  6. @Override
  7. public int hashCode() {
  8.   String[] n = getPropertyNames();
  9.   return ((n == null) ? (-1) : ((n.length == 0) ? 0 : (n.length | n[0].hashCode())))
  10.       | getMaxFeatures()
  11.       | ((getFilter() == null) ? 0 : getFilter().hashCode())
  12.       | ((getTypeName() == null) ? 0 : getTypeName().hashCode())
  13.       | ((getVersion() == null) ? 0 : getVersion().hashCode())
  14.       | ((getCoordinateSystem() == null) ? 0 : getCoordinateSystem().hashCode())
  15.       | ((getCoordinateSystemReproject() == null)
  16.           ? 0
  17.           : getCoordinateSystemReproject().hashCode())
  18.       | getStartIndex();
  19. }

代码示例来源：origin: geotools/geotools

  1. private Query setupBaseQuery(Query q) {
  2.   if (q == null) {
  3.     q = new Query();
  4.   } else {
  5.     q = new Query(q);
  6.   }
  7.   if (hints != null) {
  8.     q.setHints(hints);
  9.   }
  10.   if (q.getTypeName() == null) {
  11.     q.setTypeName(typeName);
  12.   }
  13.   return q;
  14. }

代码示例来源：origin: geotools/geotools

  1. /** Test of getTypeName method, of class org.geotools.data.Query. */
  2. public void testTypeName() {
  3.   Query query = new Query();
  4.   assertNull(query.getTypeName());
  5.   query.setTypeName("foobar");
  6.   assertEquals("foobar", query.getTypeName());
  7.   query = new Query("mytype", Filter.EXCLUDE);
  8.   assertEquals("mytype", query.getTypeName());
  9. }

代码示例来源：origin: geotools/geotools

  1. @Override
  2. public SimpleFeatureCollection getGranules(Query q) throws IOException {
  3.   Utilities.ensureNonNull("query", q);
  4.   q = mergeHints(q);
  5.   String typeName = q.getTypeName();
  6.   checkStore();
  7.   //
  8.   // Load tiles informations, especially the bounds, which will be
  9.   // reused
  10.   //
  11.   final SimpleFeatureSource featureSource = getTileIndexStore().getFeatureSource(typeName);
  12.   if (featureSource == null) {
  13.     throw new NullPointerException(
  14.         "The provided SimpleFeatureSource is null, it's impossible to create an index!");
  15.   }
  16.   return featureSource.getFeatures(q);
  17. }

代码示例来源：origin: geotools/geotools

  1. public void computeAggregateFunction(Query query, FeatureCalc function) throws IOException {
  2.   query = mergeHints(query);
  3.   checkStore();
  4.   SimpleFeatureSource fs = getTileIndexStore().getFeatureSource(query.getTypeName());
  5.   if (fs instanceof ContentFeatureSource)
  6.     ((ContentFeatureSource) fs).accepts(query, function, null);
  7.   else {
  8.     final SimpleFeatureCollection collection = fs.getFeatures(query);
  9.     collection.accepts(function, null);
  10.   }
  11. }

代码示例来源：origin: geotools/geotools

  1. public SimpleFeatureType getQueryType(Query query) throws IOException {
  2.   final String typeName = query.getTypeName();
  3.   final String propertyNames[] = query.getPropertyNames();
  4.   final FeatureTypeInfo typeInfo = typeInfoCache.getFeatureTypeInfo(typeName);
  5.   final SimpleFeatureType completeSchema = typeInfo.getFeatureType();
  6.   SimpleFeatureType featureType = completeSchema;
  7.   if (!query.retrieveAllProperties() || query.getCoordinateSystem() != null) {
  8.     try {
  9.       featureType =
  10.           DataUtilities.createSubType(
  11.               featureType, propertyNames, query.getCoordinateSystem());
  12.     } catch (SchemaException e) {
  13.       LOGGER.log(Level.FINEST, e.getMessage(), e);
  14.       throw new DataSourceException("Could not create Feature Type for query", e);
  15.     }
  16.   }
  17.   return featureType;
  18. }

代码示例来源：origin: geotools/geotools

  1. /** Get features based on the query specified. */
  2. @Override
  3. public FeatureCollection<FeatureType, Feature> getFeatures(Query query) throws IOException {
  4.   GetFeatureRequest request = client.createGetFeatureRequest();
  5.   FeatureType schema = dataAccess.getSchema(typeName);
  6.   QName name = dataAccess.getRemoteTypeName(typeName);
  7.   request.setTypeName(new QName(query.getTypeName()));
  8.   request.setFullType(schema);
  9.   request.setFilter(query.getFilter());
  10.   request.setPropertyNames(query.getPropertyNames());
  11.   request.setSortBy(query.getSortBy());
  12.   String srsName = null;
  13.   request.setSrsName(srsName);
  14.   return new WFSContentComplexFeatureCollection(request, schema, name);
  15. }

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