/*
* 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.sparql.engine.binding;
import org.apache.jena.graph.Node ;
import org.apache.jena.sparql.core.Var ;
/** Bindings are immutable, and are equal-by-value, but
* they have to be constructed
* somehow and this interface captures that.
* Bindings should be created, then not changed, and
* returned as type "Binding".
*/
public interface BindingMap extends Binding
{
/** Add a (var, value) pair - the value must not be null */
public void add(Var var, Node node) ;
/** Add all the (var, value) pairs from another binding */
public void addAll(Binding other) ;
}