HHH-10211 - Postgis Dialects for all PostgreSQLDialect classes

This commit is contained in:
Karel Maesen 2016-11-01 16:51:32 +01:00
parent 6024520e08
commit 70d55987f8
15 changed files with 1483 additions and 347 deletions

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@ -0,0 +1,36 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.hibernate.dialect.function.SQLFunction;
import org.hibernate.dialect.function.StandardSQLFunction;
/**
* Registers all available spatial functions for a <code>Dialect</code>
*
* Created by Karel Maesen, Geovise BVBA on 29/10/16.
*/
public abstract class SpatialFunctionsRegistry implements Iterable<Map.Entry<String, StandardSQLFunction>> {
protected final Map<String, StandardSQLFunction> functionMap = new HashMap<String, StandardSQLFunction>();
public void put(String name, StandardSQLFunction function ) {
this.functionMap.put( name, function );
}
@Override
public Iterator<Map.Entry<String, StandardSQLFunction>> iterator() {
return functionMap.entrySet().iterator();
}
public SQLFunction get(String functionName) {
return functionMap.get( functionName );
}
}

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@ -6,11 +6,8 @@
*/
package org.hibernate.spatial.dialect.mysql;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.spatial.dialect.SpatialFunctionsRegistry;
import org.hibernate.type.StandardBasicTypes;
/**
@ -19,113 +16,111 @@ import org.hibernate.type.StandardBasicTypes;
* @author Karel Maesen, Geovise BVBA
*
*/
class MySQLSpatialFunctions implements Iterable<Map.Entry<String, StandardSQLFunction>> {
private final Map<String, StandardSQLFunction> functionsToRegister = new HashMap<String, StandardSQLFunction>();
class MySQLSpatialFunctions extends SpatialFunctionsRegistry {
MySQLSpatialFunctions(){
functionsToRegister.put(
functionMap.put(
"dimension", new StandardSQLFunction(
"dimension",
StandardBasicTypes.INTEGER
)
);
functionsToRegister.put(
functionMap.put(
"geometrytype", new StandardSQLFunction(
"geometrytype", StandardBasicTypes.STRING
)
);
functionsToRegister.put(
functionMap.put(
"srid", new StandardSQLFunction(
"srid",
StandardBasicTypes.INTEGER
)
);
functionsToRegister.put(
functionMap.put(
"envelope", new StandardSQLFunction(
"envelope"
)
);
functionsToRegister.put(
functionMap.put(
"astext", new StandardSQLFunction(
"astext",
StandardBasicTypes.STRING
)
);
functionsToRegister.put(
functionMap.put(
"asbinary", new StandardSQLFunction(
"asbinary",
StandardBasicTypes.BINARY
)
);
functionsToRegister.put(
functionMap.put(
"isempty", new StandardSQLFunction(
"isempty",
StandardBasicTypes.BOOLEAN
)
);
functionsToRegister.put(
functionMap.put(
"issimple", new StandardSQLFunction(
"issimple",
StandardBasicTypes.BOOLEAN
)
);
// functionsToRegister.put(
// functionMap.put(
// "boundary", new StandardSQLFunction(
// "boundary"
// )
// );
// Register functions for spatial relation constructs
functionsToRegister.put(
functionMap.put(
"overlaps", new StandardSQLFunction(
"overlaps",
StandardBasicTypes.BOOLEAN
)
);
functionsToRegister.put(
functionMap.put(
"intersects", new StandardSQLFunction(
"intersects",
StandardBasicTypes.BOOLEAN
)
);
functionsToRegister.put(
functionMap.put(
"equals", new StandardSQLFunction(
"equals",
StandardBasicTypes.BOOLEAN
)
);
functionsToRegister.put(
functionMap.put(
"contains", new StandardSQLFunction(
"contains",
StandardBasicTypes.BOOLEAN
)
);
functionsToRegister.put(
functionMap.put(
"crosses", new StandardSQLFunction(
"crosses",
StandardBasicTypes.BOOLEAN
)
);
functionsToRegister.put(
functionMap.put(
"disjoint", new StandardSQLFunction(
"disjoint",
StandardBasicTypes.BOOLEAN
)
);
functionsToRegister.put(
functionMap.put(
"touches", new StandardSQLFunction(
"touches",
StandardBasicTypes.BOOLEAN
)
);
functionsToRegister.put(
functionMap.put(
"within", new StandardSQLFunction(
"within",
StandardBasicTypes.BOOLEAN
)
);
// functionsToRegister.put(
// functionMap.put(
// "relate", new StandardSQLFunction(
// "relate",
// StandardBasicTypes.BOOLEAN
@ -133,50 +128,42 @@ class MySQLSpatialFunctions implements Iterable<Map.Entry<String, StandardSQLFun
// );
//
// // register the spatial analysis functions
// functionsToRegister.put(
// functionMap.put(
// "distance", new StandardSQLFunction(
// "distance",
// StandardBasicTypes.DOUBLE
// )
// );
// functionsToRegister.put(
// functionMap.put(
// "buffer", new StandardSQLFunction(
// "buffer"
// )
// );
// functionsToRegister.put(
// functionMap.put(
// "convexhull", new StandardSQLFunction(
// "convexhull"
// )
// );
// functionsToRegister.put(
// functionMap.put(
// "difference", new StandardSQLFunction(
// "difference"
// )
// );
// functionsToRegister.put(
// functionMap.put(
// "intersection", new StandardSQLFunction(
// "intersection"
// )
// );
// functionsToRegister.put(
// functionMap.put(
// "symdifference", new StandardSQLFunction(
// "symdifference"
// )
// );
// functionsToRegister.put(
// functionMap.put(
// "geomunion", new StandardSQLFunction(
// "union"
// )
// );
}
public void put(String name, StandardSQLFunction function ) {
this.functionsToRegister.put( name, function );
}
@Override
public Iterator<Map.Entry<String, StandardSQLFunction>> iterator() {
return functionsToRegister.entrySet().iterator();
}
}

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@ -0,0 +1,16 @@
<!DOCTYPE html>
<!--
~ Hibernate, Relational Persistence for Idiomatic Java
~
~ License: GNU Lesser General Public License (LGPL), version 2.1 or later.
~ See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
-->
<html>
<head></head>
<body>
<p>
This package contains the Spatial Dialects supported by Hibnerate Spatial
</p>
</body>
</html>

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@ -7,313 +7,12 @@
package org.hibernate.spatial.dialect.postgis;
import java.util.List;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.dialect.PostgreSQL82Dialect;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.GeolatteGeometryType;
import org.hibernate.spatial.JTSGeometryType;
import org.hibernate.spatial.SpatialAggregate;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
import org.hibernate.spatial.SpatialRelation;
import org.hibernate.type.StandardBasicTypes;
import org.hibernate.type.Type;
/**
* A Dialect for Postgresql with support for the Postgis spatial types, functions and operators (release 1.3 or higher)
*
* @author Karel Maesen
* @deprecated "Use one of the PostgisPGNNDialect dialects"
*/
public class PostgisDialect extends PostgreSQL82Dialect implements SpatialDialect {
@Deprecated
public class PostgisDialect extends PostgisPG82Dialect {
/**
* Creates an instance
*/
public PostgisDialect() {
super();
registerTypesAndFunctions();
}
@Override
public void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
super.contributeTypes(
typeContributions,
serviceRegistry
);
typeContributions.contributeType( new GeolatteGeometryType( PGGeometryTypeDescriptor.INSTANCE ) );
typeContributions.contributeType( new JTSGeometryType( PGGeometryTypeDescriptor.INSTANCE ) );
}
protected void registerTypesAndFunctions() {
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),
"GEOMETRY"
);
// registering OGC functions
// (spec_simplefeatures_sql_99-04.pdf)
// section 2.1.1.1
// Registerfunction calls for registering geometry functions:
// first argument is the OGC standard functionname, second the name as
// it occurs in the spatial dialect
registerFunction(
"dimension", new StandardSQLFunction(
"st_dimension",
StandardBasicTypes.INTEGER
)
);
registerFunction(
"geometrytype", new StandardSQLFunction(
"st_geometrytype", StandardBasicTypes.STRING
)
);
registerFunction(
"srid", new StandardSQLFunction(
"st_srid",
StandardBasicTypes.INTEGER
)
);
registerFunction(
"envelope", new StandardSQLFunction(
"st_envelope"
)
);
registerFunction(
"astext", new StandardSQLFunction(
"st_astext",
StandardBasicTypes.STRING
)
);
registerFunction(
"asbinary", new StandardSQLFunction(
"st_asbinary",
StandardBasicTypes.BINARY
)
);
registerFunction(
"isempty", new StandardSQLFunction(
"st_isempty",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"issimple", new StandardSQLFunction(
"st_issimple",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"boundary", new StandardSQLFunction(
"st_boundary"
)
);
// Register functions for spatial relation constructs
registerFunction(
"overlaps", new StandardSQLFunction(
"st_overlaps",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"intersects", new StandardSQLFunction(
"st_intersects",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"equals", new StandardSQLFunction(
"st_equals",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"contains", new StandardSQLFunction(
"st_contains",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"crosses", new StandardSQLFunction(
"st_crosses",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"disjoint", new StandardSQLFunction(
"st_disjoint",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"touches", new StandardSQLFunction(
"st_touches",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"within", new StandardSQLFunction(
"st_within",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"relate", new StandardSQLFunction(
"st_relate",
StandardBasicTypes.BOOLEAN
)
);
// register the spatial analysis functions
registerFunction(
"distance", new StandardSQLFunction(
"st_distance",
StandardBasicTypes.DOUBLE
)
);
registerFunction(
"buffer", new StandardSQLFunction(
"st_buffer"
)
);
registerFunction(
"convexhull", new StandardSQLFunction(
"st_convexhull"
)
);
registerFunction(
"difference", new StandardSQLFunction(
"st_difference"
)
);
registerFunction(
"intersection", new StandardSQLFunction(
"st_intersection"
)
);
registerFunction(
"symdifference",
new StandardSQLFunction( "st_symdifference" )
);
registerFunction(
"geomunion", new StandardSQLFunction(
"st_union"
)
);
//register Spatial Aggregate function
registerFunction(
"extent", new ExtentFunction()
);
//other common functions
registerFunction(
"dwithin", new StandardSQLFunction(
"st_dwithin",
StandardBasicTypes.BOOLEAN
)
);
registerFunction(
"transform", new StandardSQLFunction(
"st_transform"
)
);
}
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
switch ( spatialRelation ) {
case SpatialRelation.WITHIN:
return " ST_within(" + columnName + ",?)";
case SpatialRelation.CONTAINS:
return " ST_contains(" + columnName + ", ?)";
case SpatialRelation.CROSSES:
return " ST_crosses(" + columnName + ", ?)";
case SpatialRelation.OVERLAPS:
return " ST_overlaps(" + columnName + ", ?)";
case SpatialRelation.DISJOINT:
return " ST_disjoint(" + columnName + ", ?)";
case SpatialRelation.INTERSECTS:
return " ST_intersects(" + columnName
+ ", ?)";
case SpatialRelation.TOUCHES:
return " ST_touches(" + columnName + ", ?)";
case SpatialRelation.EQUALS:
return " ST_equals(" + columnName + ", ?)";
default:
throw new IllegalArgumentException(
"Spatial relation is not known by this dialect"
);
}
}
@Override
public String getDWithinSQL(String columnName) {
return "ST_DWithin(" + columnName + ",?,?)";
}
@Override
public String getHavingSridSQL(String columnName) {
return "( ST_srid(" + columnName + ") = ?)";
}
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
final String emptyExpr = " ST_IsEmpty(" + columnName + ") ";
return isEmpty ? emptyExpr : "( NOT " + emptyExpr + ")";
}
@Override
public String getSpatialFilterExpression(String columnName) {
return "(" + columnName + " && ? ) ";
}
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
switch ( aggregation ) {
case SpatialAggregate.EXTENT:
final StringBuilder stbuf = new StringBuilder();
stbuf.append( "st_extent(" ).append( columnName ).append( ")::geometry" );
return stbuf.toString();
default:
throw new IllegalArgumentException(
"Aggregation of type "
+ aggregation + " are not supported by this dialect"
);
}
}
@Override
public boolean supportsFiltering() {
return true;
}
@Override
public boolean supports(SpatialFunction function) {
return (getFunctions().get( function.toString() ) != null);
}
private static class ExtentFunction extends StandardSQLFunction {
public ExtentFunction() {
super( "st_extent" );
}
@Override
public String render(
Type firstArgumentType, List arguments, SessionFactoryImplementor sessionFactory) {
String rendered = super.render( firstArgumentType, arguments, sessionFactory );
//add cast
return rendered + "::geometry";
}
}
}

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@ -0,0 +1,204 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import java.util.List;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.spatial.dialect.SpatialFunctionsRegistry;
import org.hibernate.type.StandardBasicTypes;
import org.hibernate.type.Type;
/**
* Functions registered in all Postgis Dialects
*
* Created by Karel Maesen, Geovise BVBA on 29/10/16.
*/
class PostgisFunctions extends SpatialFunctionsRegistry {
PostgisFunctions() {
put(
"dimension", new StandardSQLFunction(
"st_dimension",
StandardBasicTypes.INTEGER
)
);
put(
"geometrytype", new StandardSQLFunction(
"st_geometrytype", StandardBasicTypes.STRING
)
);
put(
"srid", new StandardSQLFunction(
"st_srid",
StandardBasicTypes.INTEGER
)
);
put(
"envelope", new StandardSQLFunction(
"st_envelope"
)
);
put(
"astext", new StandardSQLFunction(
"st_astext",
StandardBasicTypes.STRING
)
);
put(
"asbinary", new StandardSQLFunction(
"st_asbinary",
StandardBasicTypes.BINARY
)
);
put(
"isempty", new StandardSQLFunction(
"st_isempty",
StandardBasicTypes.BOOLEAN
)
);
put(
"issimple", new StandardSQLFunction(
"st_issimple",
StandardBasicTypes.BOOLEAN
)
);
put(
"boundary", new StandardSQLFunction(
"st_boundary"
)
);
// Register functions for spatial relation constructs
put(
"overlaps", new StandardSQLFunction(
"st_overlaps",
StandardBasicTypes.BOOLEAN
)
);
put(
"intersects", new StandardSQLFunction(
"st_intersects",
StandardBasicTypes.BOOLEAN
)
);
put(
"equals", new StandardSQLFunction(
"st_equals",
StandardBasicTypes.BOOLEAN
)
);
put(
"contains", new StandardSQLFunction(
"st_contains",
StandardBasicTypes.BOOLEAN
)
);
put(
"crosses", new StandardSQLFunction(
"st_crosses",
StandardBasicTypes.BOOLEAN
)
);
put(
"disjoint", new StandardSQLFunction(
"st_disjoint",
StandardBasicTypes.BOOLEAN
)
);
put(
"touches", new StandardSQLFunction(
"st_touches",
StandardBasicTypes.BOOLEAN
)
);
put(
"within", new StandardSQLFunction(
"st_within",
StandardBasicTypes.BOOLEAN
)
);
put(
"relate", new StandardSQLFunction(
"st_relate",
StandardBasicTypes.BOOLEAN
)
);
// register the spatial analysis functions
put(
"distance", new StandardSQLFunction(
"st_distance",
StandardBasicTypes.DOUBLE
)
);
put(
"buffer", new StandardSQLFunction(
"st_buffer"
)
);
put(
"convexhull", new StandardSQLFunction(
"st_convexhull"
)
);
put(
"difference", new StandardSQLFunction(
"st_difference"
)
);
put(
"intersection", new StandardSQLFunction(
"st_intersection"
)
);
put(
"symdifference",
new StandardSQLFunction( "st_symdifference" )
);
put(
"geomunion", new StandardSQLFunction(
"st_union"
)
);
//register Spatial Aggregate function
put(
"extent", new ExtentFunction()
);
//other common functions
put(
"dwithin", new StandardSQLFunction(
"st_dwithin",
StandardBasicTypes.BOOLEAN
)
);
put(
"transform", new StandardSQLFunction(
"st_transform"
)
);
}
private static class ExtentFunction extends StandardSQLFunction {
public ExtentFunction() {
super( "st_extent" );
}
@Override
public String render(
Type firstArgumentType, List arguments, SessionFactoryImplementor sessionFactory) {
String rendered = super.render( firstArgumentType, arguments, sessionFactory );
//add cast
return rendered + "::geometry";
}
}
}

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@ -20,8 +20,7 @@ import org.hibernate.type.StandardBasicTypes;
*/
public class PostgisNoSQLMM extends PostgisDialect {
@Override
protected void registerTypesAndFunctions() {
public PostgisNoSQLMM() {
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),

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@ -0,0 +1,93 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import java.util.Map;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.dialect.PostgreSQL82Dialect;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
/**
* A Dialect for Postgresql with support for the Postgis spatial types, functions and operators (release 1.3 or higher).
*
* This dialect extends the PostgreSQL82Dialect.
*
* Created by Karel Maesen, Geovise BVBA on 01/11/16.
*/
public class PostgisPG82Dialect extends PostgreSQL82Dialect implements SpatialDialect {
private PostgisSupport support = new PostgisSupport();
/**
* Creates an instance
*/
public PostgisPG82Dialect() {
super();
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),
"GEOMETRY"
);
for ( Map.Entry<String, StandardSQLFunction> entry : support.functionsToRegister() ) {
registerFunction( entry.getKey(), entry.getValue() );
}
}
@Override
public void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
super.contributeTypes(
typeContributions,
serviceRegistry
);
support.contributeTypes( typeContributions, serviceRegistry );
}
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
return support.getSpatialRelateSQL( columnName, spatialRelation );
}
@Override
public String getDWithinSQL(String columnName) {
return support.getDWithinSQL( columnName );
}
@Override
public String getHavingSridSQL(String columnName) {
return support.getHavingSridSQL( columnName );
}
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
return support.getIsEmptySQL( columnName, isEmpty );
}
@Override
public String getSpatialFilterExpression(String columnName) {
return support.getSpatialFilterExpression( columnName );
}
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
return support.getSpatialAggregateSQL( columnName, aggregation );
}
@Override
public boolean supportsFiltering() {
return support.supportsFiltering();
}
@Override
public boolean supports(SpatialFunction function) {
return support.supports( function );
}
}

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@ -0,0 +1,154 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import java.util.Map;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.dialect.PostgreSQL91Dialect;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
/**
* Created by Karel Maesen, Geovise BVBA on 01/11/16.
*/
public class PostgisPG91Dialect extends PostgreSQL91Dialect implements SpatialDialect {
private PostgisSupport support = new PostgisSupport();
/**
* Creates an instance
*/
public PostgisPG91Dialect() {
super();
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),
"GEOMETRY"
);
for ( Map.Entry<String, StandardSQLFunction> entry : support.functionsToRegister() ) {
registerFunction( entry.getKey(), entry.getValue() );
}
}
@Override
public void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
super.contributeTypes(
typeContributions,
serviceRegistry
);
support.contributeTypes( typeContributions, serviceRegistry );
}
/**
* Returns the SQL fragment for the SQL WHERE-clause when parsing
* <code>org.hibernatespatial.criterion.SpatialRelateExpression</code>s
* into prepared statements.
* <p/>
*
* @param columnName The name of the geometry-typed column to which the relation is
* applied
* @param spatialRelation The type of spatial relation (as defined in
* <code>SpatialRelation</code>).
*
* @return SQL fragment {@code SpatialRelateExpression}
*/
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
return support.getSpatialRelateSQL( columnName, spatialRelation );
}
/**
* Returns the SQL fragment for the SQL WHERE-expression when parsing
* <code>org.hibernate.spatial.criterion.SpatialFilterExpression</code>s
* into prepared statements.
*
* @param columnName The name of the geometry-typed column to which the filter is
* be applied
*
* @return Rhe SQL fragment for the {@code SpatialFilterExpression}
*/
@Override
public String getSpatialFilterExpression(String columnName) {
return support.getSpatialFilterExpression( columnName );
}
/**
* Returns the SQL fragment for the specfied Spatial aggregate expression.
*
* @param columnName The name of the Geometry property
* @param aggregation The type of <code>SpatialAggregate</code>
*
* @return The SQL fragment for the projection
*/
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
return support.getSpatialAggregateSQL( columnName, aggregation );
}
/**
* Returns The SQL fragment when parsing a <code>DWithinExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment when parsing a <code>DWithinExpression</code>.
*/
@Override
public String getDWithinSQL(String columnName) {
return support.getDWithinSQL( columnName );
}
/**
* Returns the SQL fragment when parsing an <code>HavingSridExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment for an <code>HavingSridExpression</code>.
*/
@Override
public String getHavingSridSQL(String columnName) {
return support.getHavingSridSQL( columnName );
}
/**
* Returns the SQL fragment when parsing a <code>IsEmptyExpression</code> or
* <code>IsNotEmpty</code> expression.
*
* @param columnName The geometry column
* @param isEmpty Whether the geometry is tested for empty or non-empty
*
* @return The SQL fragment for the isempty function
*/
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
return support.getIsEmptySQL( columnName, isEmpty );
}
/**
* Returns true if this <code>SpatialDialect</code> supports a specific filtering function.
* <p> This is intended to signal DB-support for fast window queries, or MBR-overlap queries.</p>
*
* @return True if filtering is supported
*/
@Override
public boolean supportsFiltering() {
return support.supportsFiltering();
}
/**
* Does this dialect supports the specified <code>SpatialFunction</code>.
*
* @param function <code>SpatialFunction</code>
*
* @return True if this <code>SpatialDialect</code> supports the spatial function specified by the function parameter.
*/
@Override
public boolean supports(SpatialFunction function) {
return support.supports( function );
}
}

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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import java.util.Map;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.dialect.PostgreSQL92Dialect;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
/**
* Created by Karel Maesen, Geovise BVBA on 01/11/16.
*/
public class PostgisPG92Dialect extends PostgreSQL92Dialect implements SpatialDialect {
private PostgisSupport support = new PostgisSupport();
/**
* Creates an instance
*/
public PostgisPG92Dialect() {
super();
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),
"GEOMETRY"
);
for ( Map.Entry<String, StandardSQLFunction> entry : support.functionsToRegister() ) {
registerFunction( entry.getKey(), entry.getValue() );
}
}
@Override
public void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
super.contributeTypes(
typeContributions,
serviceRegistry
);
support.contributeTypes( typeContributions, serviceRegistry );
}
/**
* Returns the SQL fragment for the SQL WHERE-clause when parsing
* <code>org.hibernatespatial.criterion.SpatialRelateExpression</code>s
* into prepared statements.
* <p/>
*
* @param columnName The name of the geometry-typed column to which the relation is
* applied
* @param spatialRelation The type of spatial relation (as defined in
* <code>SpatialRelation</code>).
*
* @return SQL fragment {@code SpatialRelateExpression}
*/
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
return support.getSpatialRelateSQL( columnName, spatialRelation );
}
/**
* Returns the SQL fragment for the SQL WHERE-expression when parsing
* <code>org.hibernate.spatial.criterion.SpatialFilterExpression</code>s
* into prepared statements.
*
* @param columnName The name of the geometry-typed column to which the filter is
* be applied
*
* @return Rhe SQL fragment for the {@code SpatialFilterExpression}
*/
@Override
public String getSpatialFilterExpression(String columnName) {
return support.getSpatialFilterExpression( columnName );
}
/**
* Returns the SQL fragment for the specfied Spatial aggregate expression.
*
* @param columnName The name of the Geometry property
* @param aggregation The type of <code>SpatialAggregate</code>
*
* @return The SQL fragment for the projection
*/
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
return support.getSpatialAggregateSQL( columnName, aggregation );
}
/**
* Returns The SQL fragment when parsing a <code>DWithinExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment when parsing a <code>DWithinExpression</code>.
*/
@Override
public String getDWithinSQL(String columnName) {
return support.getDWithinSQL( columnName );
}
/**
* Returns the SQL fragment when parsing an <code>HavingSridExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment for an <code>HavingSridExpression</code>.
*/
@Override
public String getHavingSridSQL(String columnName) {
return support.getHavingSridSQL( columnName );
}
/**
* Returns the SQL fragment when parsing a <code>IsEmptyExpression</code> or
* <code>IsNotEmpty</code> expression.
*
* @param columnName The geometry column
* @param isEmpty Whether the geometry is tested for empty or non-empty
*
* @return The SQL fragment for the isempty function
*/
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
return support.getIsEmptySQL( columnName, isEmpty );
}
/**
* Returns true if this <code>SpatialDialect</code> supports a specific filtering function.
* <p> This is intended to signal DB-support for fast window queries, or MBR-overlap queries.</p>
*
* @return True if filtering is supported
*/
@Override
public boolean supportsFiltering() {
return support.supportsFiltering();
}
/**
* Does this dialect supports the specified <code>SpatialFunction</code>.
*
* @param function <code>SpatialFunction</code>
*
* @return True if this <code>SpatialDialect</code> supports the spatial function specified by the function parameter.
*/
@Override
public boolean supports(SpatialFunction function) {
return support.supports( function );
}
}

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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import java.util.Map;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.dialect.PostgreSQL93Dialect;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
/**
* Created by Karel Maesen, Geovise BVBA on 01/11/16.
*/
public class PostgisPG93Dialect extends PostgreSQL93Dialect implements SpatialDialect {
private PostgisSupport support = new PostgisSupport();
/**
* Creates an instance
*/
public PostgisPG93Dialect() {
super();
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),
"GEOMETRY"
);
for ( Map.Entry<String, StandardSQLFunction> entry : support.functionsToRegister() ) {
registerFunction( entry.getKey(), entry.getValue() );
}
}
@Override
public void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
super.contributeTypes(
typeContributions,
serviceRegistry
);
support.contributeTypes( typeContributions, serviceRegistry );
}
/**
* Returns the SQL fragment for the SQL WHERE-clause when parsing
* <code>org.hibernatespatial.criterion.SpatialRelateExpression</code>s
* into prepared statements.
* <p/>
*
* @param columnName The name of the geometry-typed column to which the relation is
* applied
* @param spatialRelation The type of spatial relation (as defined in
* <code>SpatialRelation</code>).
*
* @return SQL fragment {@code SpatialRelateExpression}
*/
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
return support.getSpatialRelateSQL( columnName, spatialRelation );
}
/**
* Returns the SQL fragment for the SQL WHERE-expression when parsing
* <code>org.hibernate.spatial.criterion.SpatialFilterExpression</code>s
* into prepared statements.
*
* @param columnName The name of the geometry-typed column to which the filter is
* be applied
*
* @return Rhe SQL fragment for the {@code SpatialFilterExpression}
*/
@Override
public String getSpatialFilterExpression(String columnName) {
return support.getSpatialFilterExpression( columnName );
}
/**
* Returns the SQL fragment for the specfied Spatial aggregate expression.
*
* @param columnName The name of the Geometry property
* @param aggregation The type of <code>SpatialAggregate</code>
*
* @return The SQL fragment for the projection
*/
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
return support.getSpatialAggregateSQL( columnName, aggregation );
}
/**
* Returns The SQL fragment when parsing a <code>DWithinExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment when parsing a <code>DWithinExpression</code>.
*/
@Override
public String getDWithinSQL(String columnName) {
return support.getDWithinSQL( columnName );
}
/**
* Returns the SQL fragment when parsing an <code>HavingSridExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment for an <code>HavingSridExpression</code>.
*/
@Override
public String getHavingSridSQL(String columnName) {
return support.getHavingSridSQL( columnName );
}
/**
* Returns the SQL fragment when parsing a <code>IsEmptyExpression</code> or
* <code>IsNotEmpty</code> expression.
*
* @param columnName The geometry column
* @param isEmpty Whether the geometry is tested for empty or non-empty
*
* @return The SQL fragment for the isempty function
*/
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
return support.getIsEmptySQL( columnName, isEmpty );
}
/**
* Returns true if this <code>SpatialDialect</code> supports a specific filtering function.
* <p> This is intended to signal DB-support for fast window queries, or MBR-overlap queries.</p>
*
* @return True if filtering is supported
*/
@Override
public boolean supportsFiltering() {
return support.supportsFiltering();
}
/**
* Does this dialect supports the specified <code>SpatialFunction</code>.
*
* @param function <code>SpatialFunction</code>
*
* @return True if this <code>SpatialDialect</code> supports the spatial function specified by the function parameter.
*/
@Override
public boolean supports(SpatialFunction function) {
return support.supports( function );
}
}

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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import java.util.Map;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.dialect.PostgreSQL94Dialect;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
/**
* Created by Karel Maesen, Geovise BVBA on 01/11/16.
*/
public class PostgisPG94Dialect extends PostgreSQL94Dialect implements SpatialDialect {
private PostgisSupport support = new PostgisSupport();
/**
* Creates an instance
*/
public PostgisPG94Dialect() {
super();
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),
"GEOMETRY"
);
for ( Map.Entry<String, StandardSQLFunction> entry : support.functionsToRegister() ) {
registerFunction( entry.getKey(), entry.getValue() );
}
}
@Override
public void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
super.contributeTypes(
typeContributions,
serviceRegistry
);
support.contributeTypes( typeContributions, serviceRegistry );
}
/**
* Returns the SQL fragment for the SQL WHERE-clause when parsing
* <code>org.hibernatespatial.criterion.SpatialRelateExpression</code>s
* into prepared statements.
* <p/>
*
* @param columnName The name of the geometry-typed column to which the relation is
* applied
* @param spatialRelation The type of spatial relation (as defined in
* <code>SpatialRelation</code>).
*
* @return SQL fragment {@code SpatialRelateExpression}
*/
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
return support.getSpatialRelateSQL( columnName, spatialRelation );
}
/**
* Returns the SQL fragment for the SQL WHERE-expression when parsing
* <code>org.hibernate.spatial.criterion.SpatialFilterExpression</code>s
* into prepared statements.
*
* @param columnName The name of the geometry-typed column to which the filter is
* be applied
*
* @return Rhe SQL fragment for the {@code SpatialFilterExpression}
*/
@Override
public String getSpatialFilterExpression(String columnName) {
return support.getSpatialFilterExpression( columnName );
}
/**
* Returns the SQL fragment for the specfied Spatial aggregate expression.
*
* @param columnName The name of the Geometry property
* @param aggregation The type of <code>SpatialAggregate</code>
*
* @return The SQL fragment for the projection
*/
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
return support.getSpatialAggregateSQL( columnName, aggregation );
}
/**
* Returns The SQL fragment when parsing a <code>DWithinExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment when parsing a <code>DWithinExpression</code>.
*/
@Override
public String getDWithinSQL(String columnName) {
return support.getDWithinSQL( columnName );
}
/**
* Returns the SQL fragment when parsing an <code>HavingSridExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment for an <code>HavingSridExpression</code>.
*/
@Override
public String getHavingSridSQL(String columnName) {
return support.getHavingSridSQL( columnName );
}
/**
* Returns the SQL fragment when parsing a <code>IsEmptyExpression</code> or
* <code>IsNotEmpty</code> expression.
*
* @param columnName The geometry column
* @param isEmpty Whether the geometry is tested for empty or non-empty
*
* @return The SQL fragment for the isempty function
*/
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
return support.getIsEmptySQL( columnName, isEmpty );
}
/**
* Returns true if this <code>SpatialDialect</code> supports a specific filtering function.
* <p> This is intended to signal DB-support for fast window queries, or MBR-overlap queries.</p>
*
* @return True if filtering is supported
*/
@Override
public boolean supportsFiltering() {
return support.supportsFiltering();
}
/**
* Does this dialect supports the specified <code>SpatialFunction</code>.
*
* @param function <code>SpatialFunction</code>
*
* @return True if this <code>SpatialDialect</code> supports the spatial function specified by the function parameter.
*/
@Override
public boolean supports(SpatialFunction function) {
return support.supports( function );
}
}

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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import java.util.Map;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.dialect.PostgreSQL95Dialect;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
/**
* Created by Karel Maesen, Geovise BVBA on 01/11/16.
*/
public class PostgisPG95Dialect extends PostgreSQL95Dialect implements SpatialDialect {
private PostgisSupport support = new PostgisSupport();
/**
* Creates an instance
*/
public PostgisPG95Dialect() {
super();
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),
"GEOMETRY"
);
for ( Map.Entry<String, StandardSQLFunction> entry : support.functionsToRegister() ) {
registerFunction( entry.getKey(), entry.getValue() );
}
}
@Override
public void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
super.contributeTypes(
typeContributions,
serviceRegistry
);
support.contributeTypes( typeContributions, serviceRegistry );
}
/**
* Returns the SQL fragment for the SQL WHERE-clause when parsing
* <code>org.hibernatespatial.criterion.SpatialRelateExpression</code>s
* into prepared statements.
* <p/>
*
* @param columnName The name of the geometry-typed column to which the relation is
* applied
* @param spatialRelation The type of spatial relation (as defined in
* <code>SpatialRelation</code>).
*
* @return SQL fragment {@code SpatialRelateExpression}
*/
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
return support.getSpatialRelateSQL( columnName, spatialRelation );
}
/**
* Returns the SQL fragment for the SQL WHERE-expression when parsing
* <code>org.hibernate.spatial.criterion.SpatialFilterExpression</code>s
* into prepared statements.
*
* @param columnName The name of the geometry-typed column to which the filter is
* be applied
*
* @return Rhe SQL fragment for the {@code SpatialFilterExpression}
*/
@Override
public String getSpatialFilterExpression(String columnName) {
return support.getSpatialFilterExpression( columnName );
}
/**
* Returns the SQL fragment for the specfied Spatial aggregate expression.
*
* @param columnName The name of the Geometry property
* @param aggregation The type of <code>SpatialAggregate</code>
*
* @return The SQL fragment for the projection
*/
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
return support.getSpatialAggregateSQL( columnName, aggregation );
}
/**
* Returns The SQL fragment when parsing a <code>DWithinExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment when parsing a <code>DWithinExpression</code>.
*/
@Override
public String getDWithinSQL(String columnName) {
return support.getDWithinSQL( columnName );
}
/**
* Returns the SQL fragment when parsing an <code>HavingSridExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment for an <code>HavingSridExpression</code>.
*/
@Override
public String getHavingSridSQL(String columnName) {
return support.getHavingSridSQL( columnName );
}
/**
* Returns the SQL fragment when parsing a <code>IsEmptyExpression</code> or
* <code>IsNotEmpty</code> expression.
*
* @param columnName The geometry column
* @param isEmpty Whether the geometry is tested for empty or non-empty
*
* @return The SQL fragment for the isempty function
*/
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
return support.getIsEmptySQL( columnName, isEmpty );
}
/**
* Returns true if this <code>SpatialDialect</code> supports a specific filtering function.
* <p> This is intended to signal DB-support for fast window queries, or MBR-overlap queries.</p>
*
* @return True if filtering is supported
*/
@Override
public boolean supportsFiltering() {
return support.supportsFiltering();
}
/**
* Does this dialect supports the specified <code>SpatialFunction</code>.
*
* @param function <code>SpatialFunction</code>
*
* @return True if this <code>SpatialDialect</code> supports the spatial function specified by the function parameter.
*/
@Override
public boolean supports(SpatialFunction function) {
return support.supports( function );
}
}

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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import java.util.Map;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.dialect.PostgreSQL9Dialect;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
/**
* Created by Karel Maesen, Geovise BVBA on 01/11/16.
*/
public class PostgisPG9Dialect extends PostgreSQL9Dialect implements SpatialDialect {
private PostgisSupport support = new PostgisSupport();
/**
* Creates an instance
*/
public PostgisPG9Dialect() {
super();
registerColumnType(
PGGeometryTypeDescriptor.INSTANCE.getSqlType(),
"GEOMETRY"
);
for ( Map.Entry<String, StandardSQLFunction> entry : support.functionsToRegister() ) {
registerFunction( entry.getKey(), entry.getValue() );
}
}
@Override
public void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
super.contributeTypes(
typeContributions,
serviceRegistry
);
support.contributeTypes( typeContributions, serviceRegistry );
}
/**
* Returns the SQL fragment for the SQL WHERE-clause when parsing
* <code>org.hibernatespatial.criterion.SpatialRelateExpression</code>s
* into prepared statements.
* <p/>
*
* @param columnName The name of the geometry-typed column to which the relation is
* applied
* @param spatialRelation The type of spatial relation (as defined in
* <code>SpatialRelation</code>).
*
* @return SQL fragment {@code SpatialRelateExpression}
*/
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
return support.getSpatialRelateSQL( columnName, spatialRelation );
}
/**
* Returns the SQL fragment for the SQL WHERE-expression when parsing
* <code>org.hibernate.spatial.criterion.SpatialFilterExpression</code>s
* into prepared statements.
*
* @param columnName The name of the geometry-typed column to which the filter is
* be applied
*
* @return Rhe SQL fragment for the {@code SpatialFilterExpression}
*/
@Override
public String getSpatialFilterExpression(String columnName) {
return support.getSpatialFilterExpression( columnName );
}
/**
* Returns the SQL fragment for the specfied Spatial aggregate expression.
*
* @param columnName The name of the Geometry property
* @param aggregation The type of <code>SpatialAggregate</code>
*
* @return The SQL fragment for the projection
*/
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
return support.getSpatialAggregateSQL( columnName, aggregation );
}
/**
* Returns The SQL fragment when parsing a <code>DWithinExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment when parsing a <code>DWithinExpression</code>.
*/
@Override
public String getDWithinSQL(String columnName) {
return support.getDWithinSQL( columnName );
}
/**
* Returns the SQL fragment when parsing an <code>HavingSridExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment for an <code>HavingSridExpression</code>.
*/
@Override
public String getHavingSridSQL(String columnName) {
return support.getHavingSridSQL( columnName );
}
/**
* Returns the SQL fragment when parsing a <code>IsEmptyExpression</code> or
* <code>IsNotEmpty</code> expression.
*
* @param columnName The geometry column
* @param isEmpty Whether the geometry is tested for empty or non-empty
*
* @return The SQL fragment for the isempty function
*/
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
return support.getIsEmptySQL( columnName, isEmpty );
}
/**
* Returns true if this <code>SpatialDialect</code> supports a specific filtering function.
* <p> This is intended to signal DB-support for fast window queries, or MBR-overlap queries.</p>
*
* @return True if filtering is supported
*/
@Override
public boolean supportsFiltering() {
return support.supportsFiltering();
}
/**
* Does this dialect supports the specified <code>SpatialFunction</code>.
*
* @param function <code>SpatialFunction</code>
*
* @return True if this <code>SpatialDialect</code> supports the spatial function specified by the function parameter.
*/
@Override
public boolean supports(SpatialFunction function) {
return support.supports( function );
}
}

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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.spatial.dialect.postgis;
import org.hibernate.boot.model.TypeContributions;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.spatial.GeolatteGeometryType;
import org.hibernate.spatial.JTSGeometryType;
import org.hibernate.spatial.SpatialAggregate;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.SpatialFunction;
import org.hibernate.spatial.SpatialRelation;
/**
* Created by Karel Maesen, Geovise BVBA on 29/10/16.
*/
public class PostgisSupport implements SpatialDialect {
private PostgisFunctions postgisFunctions = new PostgisFunctions();
void contributeTypes(TypeContributions typeContributions, ServiceRegistry serviceRegistry) {
typeContributions.contributeType( new GeolatteGeometryType( PGGeometryTypeDescriptor.INSTANCE ) );
typeContributions.contributeType( new JTSGeometryType( PGGeometryTypeDescriptor.INSTANCE ) );
}
public PostgisFunctions functionsToRegister() {
return postgisFunctions;
}
/**
* Returns the SQL fragment for the SQL WHERE-clause when parsing
* <code>org.hibernatespatial.criterion.SpatialRelateExpression</code>s
* into prepared statements.
* <p/>
*
* @param columnName The name of the geometry-typed column to which the relation is
* applied
* @param spatialRelation The type of spatial relation (as defined in
* <code>SpatialRelation</code>).
*
* @return SQL fragment {@code SpatialRelateExpression}
*/
@Override
public String getSpatialRelateSQL(String columnName, int spatialRelation) {
switch ( spatialRelation ) {
case SpatialRelation.WITHIN:
return " ST_within(" + columnName + ",?)";
case SpatialRelation.CONTAINS:
return " ST_contains(" + columnName + ", ?)";
case SpatialRelation.CROSSES:
return " ST_crosses(" + columnName + ", ?)";
case SpatialRelation.OVERLAPS:
return " ST_overlaps(" + columnName + ", ?)";
case SpatialRelation.DISJOINT:
return " ST_disjoint(" + columnName + ", ?)";
case SpatialRelation.INTERSECTS:
return " ST_intersects(" + columnName
+ ", ?)";
case SpatialRelation.TOUCHES:
return " ST_touches(" + columnName + ", ?)";
case SpatialRelation.EQUALS:
return " ST_equals(" + columnName + ", ?)";
default:
throw new IllegalArgumentException(
"Spatial relation is not known by this dialect"
);
}
}
/**
* Returns the SQL fragment for the SQL WHERE-expression when parsing
* <code>org.hibernate.spatial.criterion.SpatialFilterExpression</code>s
* into prepared statements.
*
* @param columnName The name of the geometry-typed column to which the filter is
* be applied
*
* @return Rhe SQL fragment for the {@code SpatialFilterExpression}
*/
@Override
public String getSpatialFilterExpression(String columnName) {
return "(" + columnName + " && ? ) ";
}
/**
* Returns the SQL fragment for the specfied Spatial aggregate expression.
*
* @param columnName The name of the Geometry property
* @param aggregation The type of <code>SpatialAggregate</code>
*
* @return The SQL fragment for the projection
*/
@Override
public String getSpatialAggregateSQL(String columnName, int aggregation) {
switch ( aggregation ) {
case SpatialAggregate.EXTENT:
final StringBuilder stbuf = new StringBuilder();
stbuf.append( "st_extent(" ).append( columnName ).append( ")::geometry" );
return stbuf.toString();
default:
throw new IllegalArgumentException(
"Aggregation of type "
+ aggregation + " are not supported by this dialect"
);
}
}
/**
* Returns The SQL fragment when parsing a <code>DWithinExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment when parsing a <code>DWithinExpression</code>.
*/
@Override
public String getDWithinSQL(String columnName) {
return "ST_DWithin(" + columnName + ",?,?)";
}
/**
* Returns the SQL fragment when parsing an <code>HavingSridExpression</code>.
*
* @param columnName The geometry column to test against
*
* @return The SQL fragment for an <code>HavingSridExpression</code>.
*/
@Override
public String getHavingSridSQL(String columnName) {
return "( ST_srid(" + columnName + ") = ?)";
}
/**
* Returns the SQL fragment when parsing a <code>IsEmptyExpression</code> or
* <code>IsNotEmpty</code> expression.
*
* @param columnName The geometry column
* @param isEmpty Whether the geometry is tested for empty or non-empty
*
* @return The SQL fragment for the isempty function
*/
@Override
public String getIsEmptySQL(String columnName, boolean isEmpty) {
final String emptyExpr = " ST_IsEmpty(" + columnName + ") ";
return isEmpty ? emptyExpr : "( NOT " + emptyExpr + ")";
}
/**
* Returns true if this <code>SpatialDialect</code> supports a specific filtering function.
* <p> This is intended to signal DB-support for fast window queries, or MBR-overlap queries.</p>
*
* @return True if filtering is supported
*/
@Override
public boolean supportsFiltering() {
return true;
}
/**
* Does this dialect supports the specified <code>SpatialFunction</code>.
*
* @param function <code>SpatialFunction</code>
*
* @return True if this <code>SpatialDialect</code> supports the spatial function specified by the function parameter.
*/
@Override
public boolean supports( SpatialFunction function) {
return (postgisFunctions.get( function.toString() ) != null);
}
}

View File

@ -8,6 +8,8 @@
package org.hibernate.spatial.testing;
import org.hibernate.dialect.Dialect;
import org.hibernate.dialect.PostgreSQL82Dialect;
import org.hibernate.spatial.SpatialDialect;
import org.hibernate.spatial.testing.dialects.h2geodb.GeoDBTestSupport;
import org.hibernate.spatial.testing.dialects.mysql.MySQL56TestSupport;
import org.hibernate.spatial.testing.dialects.mysql.MySQLTestSupport;
@ -51,7 +53,9 @@ public class TestSupportFactories {
private static Class<? extends TestSupport> getSupportFactoryClass(Dialect dialect) {
String canonicalName = dialect.getClass().getCanonicalName();
if ( "org.hibernate.spatial.dialect.postgis.PostgisDialect".equals( canonicalName ) ) {
if ( (dialect instanceof SpatialDialect) && PostgreSQL82Dialect.class.isAssignableFrom( dialect.getClass() ) ) {
//this test works because all postgis dialects ultimately derive of the Postgresql82Dialect
return PostgisTestSupport.class;
}
if ( "org.hibernate.spatial.dialect.h2geodb.GeoDBDialect".equals( canonicalName ) ) {