| package org.apache.maven.wagon.providers.ssh; |
| |
| /* |
| * 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 org.apache.maven.wagon.Streams; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| |
| /** |
| * CommandExecutorStreamProcessor |
| * |
| * @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a> |
| * |
| */ |
| public class CommandExecutorStreamProcessor |
| { |
| private CommandExecutorStreamProcessor() |
| { |
| // shoo! |
| } |
| |
| public static Streams processStreams( BufferedReader stderrReader, BufferedReader stdoutReader ) |
| throws IOException |
| { |
| Streams streams = new Streams(); |
| while ( true ) |
| { |
| String line = stdoutReader.readLine(); |
| |
| if ( line == null ) |
| { |
| break; |
| } |
| |
| streams.setOut( streams.getOut() + line + "\n" ); |
| } |
| |
| // drain the output stream. |
| // TODO: we'll save this for the 1.0-alpha-8 line, so we can test it more. the -q arg in the |
| // unzip command should keep us until then... |
| // int avail = in.available(); |
| // byte[] trashcan = new byte[1024]; |
| // |
| // while( ( avail = in.available() ) > 0 ) |
| // { |
| // in.read( trashcan, 0, avail ); |
| // } |
| |
| // drain stderr next, if stream size is more than the allowed buffer size |
| // ( ie jsch has a hardcoded 32K size), the remote shell may be blocked. See WAGON-431 |
| while ( true ) |
| { |
| String line = stderrReader.readLine(); |
| |
| if ( line == null ) |
| { |
| break; |
| } |
| |
| // TODO: I think we need to deal with exit codes instead, but IIRC there are some cases of errors that |
| // don't have exit codes ignore this error. TODO: output a warning |
| if ( !line.startsWith( "Could not chdir to home directory" ) |
| && !line.endsWith( "ttyname: Operation not supported" ) ) |
| { |
| streams.setErr( streams.getErr() + line + "\n" ); |
| } |
| } |
| |
| return streams; |
| } |
| } |