| /* |
| * 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.directory.mavibot.btree; |
| |
| |
| import java.util.UUID; |
| |
| import org.apache.directory.api.ldap.model.name.Dn; |
| import org.apache.directory.api.ldap.model.schema.comparators.DnComparator; |
| import org.apache.directory.server.core.api.partition.Partition; |
| |
| |
| /** |
| * TODO DnTuple. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class DnTuple implements Comparable<DnTuple> |
| { |
| /** The DN */ |
| private Dn dn; |
| |
| /** The DN length */ |
| private int len; |
| |
| /** The offset if the LDIF file */ |
| private long offset; |
| |
| /** The DN ID */ |
| private String id; |
| |
| private DnTuple parent; |
| |
| private int nbChildren = 0; |
| |
| private int nbDecendents = 0; |
| |
| private static final DnComparator COMPARATOR = new DnComparator( null ); |
| |
| |
| public DnTuple( Dn dn, long offset, int len ) |
| { |
| this.dn = dn; |
| this.offset = offset; |
| this.len = len; |
| |
| this.id = UUID.randomUUID().toString(); |
| } |
| |
| |
| public Dn getDn() |
| { |
| return dn; |
| } |
| |
| |
| public int getLen() |
| { |
| return len; |
| } |
| |
| |
| public long getOffset() |
| { |
| return offset; |
| } |
| |
| |
| public String getParentId() |
| { |
| if ( parent == null ) |
| { |
| return Partition.ROOT_ID; |
| } |
| |
| return parent.getId(); |
| } |
| |
| |
| public DnTuple getParent() |
| { |
| return parent; |
| } |
| |
| |
| public void setParent( DnTuple parent ) |
| { |
| this.parent = parent; |
| } |
| |
| |
| public String getId() |
| { |
| return id; |
| } |
| |
| |
| @Override |
| public int compareTo( DnTuple otherTuple ) |
| { |
| return COMPARATOR.compare( otherTuple.dn, dn ); |
| } |
| |
| |
| @Override |
| public int hashCode() |
| { |
| return dn.hashCode(); |
| } |
| |
| |
| @Override |
| public boolean equals( Object obj ) |
| { |
| if ( this == obj ) |
| { |
| return true; |
| } |
| |
| if ( obj == null ) |
| { |
| return false; |
| } |
| |
| DnTuple other = ( DnTuple ) obj; |
| if ( dn == null ) |
| { |
| if ( other.dn != null ) |
| { |
| return false; |
| } |
| } |
| else if ( !dn.equals( other.dn ) ) |
| { |
| return false; |
| } |
| |
| return true; |
| } |
| |
| |
| public void setId( String id ) |
| { |
| this.id = id; |
| } |
| |
| |
| public int getNbChildren() |
| { |
| return nbChildren; |
| } |
| |
| |
| public int getNbDecendents() |
| { |
| return nbDecendents; |
| } |
| |
| |
| public void addChild() |
| { |
| nbChildren++; |
| } |
| |
| |
| public void addDecendent() |
| { |
| nbDecendents++; |
| |
| if ( parent != null ) |
| { |
| parent.addDecendent(); |
| } |
| } |
| |
| |
| @Override |
| public String toString() |
| { |
| return "DnTuple [dn=" + dn + ", len=" + len + ", offset=" + offset + ", id=" + id + ", parentId=" |
| + getParentId() |
| + ", nbChildren=" + nbChildren + ", nbDecendents=" + nbDecendents + "]"; |
| } |
| |
| } |