/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jena.tdb.store;
import org.apache.jena.datatypes.xsd.XSDDatatype ;
import org.apache.jena.graph.Node ;
import org.apache.jena.sparql.util.Named ;
import org.apache.jena.tdb.TDBException ;
// Currently unused.
public enum NodeType implements Named
{
// Do not allocate id 0
// NULL
// {
// @Override public XSDDatatype getDatatype() { return null ; }
// @Override public int getTypeId() { return 0 ; }
// @Override public String getName() { return "null" ; }
// } ,
BNODE
{
@Override public XSDDatatype getDatatype() { return null ; }
@Override public int getTypeId() { return 1 ; }
@Override public String getName() { return "BNode" ; }
} ,
URI
{
@Override public XSDDatatype getDatatype() { return null ; }
@Override public int getTypeId() { return 2 ; }
@Override public String getName() { return "URI" ; }
} ,
LITERAL
{
@Override public XSDDatatype getDatatype() { return null ; }
@Override public int getTypeId() { return 3 ; }
@Override public String getName() { return "Literal" ; }
} ,
// STRING
// {
// @Override public XSDDatatype getDatatype() { return null ; }
// @Override public int getTypeId() { return 4 ; }
// @Override public String getName() { return "String" ; }
// } ,
//
// XSDSTRING
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDstring ; }
// @Override public int getTypeId() { return 5 ; }
// @Override public String getName() { return "XSD String" ; }
// } ,
//
// INTEGER
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDinteger ; }
// @Override public int getTypeId() { return 6 ; }
// @Override public String getName() { return "Integer" ; }
// } ,
//
// DOUBLE
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDdouble ; }
// @Override public int getTypeId() { return 7 ; }
// @Override public String getName() { return "Double" ; }
// } ,
//
// DATETIME
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDdateTime ; }
// @Override public int getTypeId() { return 8 ; }
// @Override public String getName() { return "Datetime" ; }
// } ,
// G_YEAR
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDgYear ; }
// @Override public int getTypeId() { return 9 ; }
// @Override public String getName() { return "gYear" ; }
// } ,
// G_YEARMONTH
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDgYearMonth ; }
// @Override public int getTypeId() { return 10 ; }
// @Override public String getName() { return "gYearMonth" ; }
// } ,
// G_MONTH
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDgMonth ; }
// @Override public int getTypeId() { return 11 ; }
// @Override public String getName() { return "gMonth" ; }
// } ,
// G_MONTHDAY
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDgMonthDay ; }
// @Override public int getTypeId() { return 12 ; }
// @Override public String getName() { return "gMonthDay" ; }
// } ,
// G_DAY
// {
// @Override public XSDDatatype getDatatype() { return XSDDatatype.XSDgDay ; }
// @Override public int getTypeId() { return 13 ; }
// @Override public String getName() { return "gDay" ; }
// } ,
//
// VAR
// {
// @Override public XSDDatatype getDatatype() { return null ; }
// @Override public int getTypeId() { return 40; }
// @Override public String getName() { return "var" ; }
// } ,
//
OTHER
{
@Override public XSDDatatype getDatatype() { return null ; }
@Override public int getTypeId() { return 50 ; }
@Override public String getName() { return "Other" ; }
} ,
// UNKNOWN
// {
// public XSDDatatype getDatatype() { return null ; }
// public int getTypeId() { return 99 ; }
// public String printName() { return "Unknown" ; }
// } ,
;
abstract public int getTypeId() ;
abstract public XSDDatatype getDatatype() ;
@Override
abstract public String getName() ;
@Override public String toString() { return getName() ; }
static public NodeType lookup(Node n)
{
if ( n.isURI() ) return URI ;
if ( n.isBlank() ) return BNODE ;
if ( n.isLiteral() )
{
return LITERAL ;
// if ( n.getLiteralDatatypeURI() == null )
// // String - plain literal
// return STRING ;
// if ( n.getLiteralDatatype() == XSDDatatype.XSDstring )
// return XSDSTRING ;
// if ( n.getLiteralDatatype() == XSDDatatype.XSDinteger )
// return INTEGER ;
// if ( n.getLiteralDatatype() == XSDDatatype.XSDdouble )
// return DOUBLE ;
// if ( n.getLiteralDatatype() == XSDDatatype.XSDdateTime )
// return DATETIME ;
}
return OTHER ;
}
static public NodeType lookup(int type)
{
// Is there a better to ensure all cases are covered?
if ( type == BNODE.getTypeId() ) return BNODE ;
if ( type == URI.getTypeId() ) return URI ;
if ( type == LITERAL.getTypeId() ) return LITERAL ;
// if ( type == STRING.getTypeId() ) return STRING ;
// if ( type == XSDSTRING.getTypeId() ) return XSDSTRING ;
// if ( type == INTEGER.getTypeId() ) return INTEGER ;
// if ( type == DOUBLE.getTypeId() ) return DOUBLE ;
// if ( type == DATETIME.getTypeId() ) return DATETIME ;
// if ( type == VAR.getTypeId() ) return VAR ;
// if ( type == OTHER.getTypeId() ) return OTHER ;
// LogFactory.getLog(ValueType.class).warn("Seen an unrecognized type") ;
// return UNKNOWN ;
throw new TDBException("Unknown type ("+type+")") ;
}
}