001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020 package org.apache.directory.server.xdbm.tools; 021 022 023 import org.apache.directory.server.xdbm.Index; 024 import org.apache.directory.server.xdbm.IndexCursor; 025 import org.apache.directory.shared.ldap.entry.ServerEntry; 026 027 import java.io.OutputStream; 028 import java.io.PrintStream; 029 030 031 /** 032 * Utility methods for Index objects. 033 * 034 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 035 * @version $$Rev$$ 036 */ 037 public class IndexUtils 038 { 039 public static void printContents( Index<?, ServerEntry, Long> idx ) throws Exception 040 { 041 printContents( idx, System.out ); 042 } 043 044 045 public static void printContents( Index<?, ServerEntry, Long> idx, OutputStream outputStream ) throws Exception 046 { 047 PrintStream out; 048 049 if ( outputStream == null ) 050 { 051 out = System.out; 052 } 053 else if ( outputStream instanceof PrintStream ) 054 { 055 out = ( PrintStream ) outputStream; 056 } 057 else 058 { 059 out = new PrintStream( outputStream ); 060 } 061 062 IndexCursor<?, ServerEntry, Long> cursor = idx.forwardCursor(); 063 cursor.first(); 064 for ( Object entry : cursor ) 065 { 066 out.println( entry ); 067 } 068 } 069 }