/*
* 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.base.page;
import org.apache.jena.atlas.io.Printable ;
import org.apache.jena.tdb.base.block.Block ;
public interface Page extends Printable
{
public static final int NO_ID = -1 ;
public int getId() ;
/** Return the block associated with this page */
public Block getBackingBlock() ;
/** The underlying block for this page has changed (e.g. it's been promoted and
* the promotion may have caused something to change */
public abstract void reset(Block block) ;
}