fullstack/hyracks/hyracks-storage-am-rtree/src/main/java/edu/uci/ics/hyracks/storage/am/rtree/impls/RTreeCursorInitialState.java

/*
 * Copyright 2009-2010 by The Regents of the University of California
 * Licensed 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 from
 * 
 *     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 edu.uci.ics.hyracks.storage.am.rtree.impls;

import edu.uci.ics.hyracks.storage.am.common.api.ICursorInitialState;
import edu.uci.ics.hyracks.storage.am.common.api.ISearchOperationCallback;
import edu.uci.ics.hyracks.storage.am.common.ophelpers.MultiComparator;
import edu.uci.ics.hyracks.storage.common.buffercache.ICachedPage;

public class RTreeCursorInitialState implements ICursorInitialState {

    private PathList pathList;
    private int rootPage;
    private ICachedPage page; // for disk order scan
    private MultiComparator originalKeyCmp;

    public RTreeCursorInitialState(PathList pathList, int rootPage) {
        this.pathList = pathList;
        this.rootPage = rootPage;
    }

    public PathList getPathList() {
        return pathList;
    }

    public int getRootPage() {
        return rootPage;
    }

    public void setRootPage(int rootPage) {
        this.rootPage = rootPage;
    }

    public ICachedPage getPage() {
        return page;
    }

    public void setPage(ICachedPage page) {
        this.page = page;
    }

    @Override
    public MultiComparator getOriginalKeyComparator() {
        return originalKeyCmp;
    }

    @Override
    public void setOriginialKeyComparator(MultiComparator originalCmp) {
        this.originalKeyCmp = originalCmp;
    }

    @Override
    public ISearchOperationCallback getSearchOperationCallback() {
        return null;
    }

    @Override
    public void setSearchOperationCallback(ISearchOperationCallback searchCallback) {
        // Do nothing
    }
}