| package org.apache.maven.wagon.providers.ssh.knownhost; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.StringReader; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.codehaus.plexus.util.IOUtil; |
| import org.codehaus.plexus.util.StringOutputStream; |
| import org.codehaus.plexus.util.StringUtils; |
| |
| /** |
| * Provides known hosts from a file |
| * |
| * @author Juan F. Codagnone |
| * @since Sep 12, 2005 |
| */ |
| public class StreamKnownHostsProvider |
| extends AbstractKnownHostsProvider |
| { |
| |
| public StreamKnownHostsProvider( InputStream stream ) |
| throws IOException |
| { |
| try |
| { |
| StringOutputStream stringOutputStream = new StringOutputStream(); |
| IOUtil.copy( stream, stringOutputStream ); |
| |
| stream.close(); |
| stream = null; |
| |
| this.contents = stringOutputStream.toString(); |
| |
| this.knownHosts = this.loadKnownHosts( this.contents ); |
| } |
| finally |
| { |
| IOUtil.close( stream ); |
| } |
| } |
| |
| protected Set<KnownHostEntry> loadKnownHosts( String contents ) |
| throws IOException |
| { |
| Set<KnownHostEntry> hosts = new HashSet<KnownHostEntry>(); |
| |
| BufferedReader br = new BufferedReader( new StringReader( contents ) ); |
| |
| String line; |
| |
| do |
| { |
| line = br.readLine(); |
| if ( line != null ) |
| { |
| String tokens[] = StringUtils.split( line ); |
| if ( tokens.length == 3 ) |
| { |
| hosts.add( new KnownHostEntry( tokens[0], tokens[1], tokens[2] ) ); |
| } |
| } |
| |
| } |
| while ( line != null ); |
| |
| return hosts; |
| } |
| } |