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-rw-r--r--libjava/gnu/java/net/protocol/ftp/FTPURLConnection.java398
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diff --git a/libjava/gnu/java/net/protocol/ftp/FTPURLConnection.java b/libjava/gnu/java/net/protocol/ftp/FTPURLConnection.java
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--- a/libjava/gnu/java/net/protocol/ftp/FTPURLConnection.java
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-/* FTPURLConnection.java --
- Copyright (C) 2003, 2004 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
-
-GNU Classpath is distributed in the hope that it will be useful, but
-WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package gnu.java.net.protocol.ftp;
-
-import gnu.java.net.GetLocalHostAction;
-import gnu.java.security.action.GetPropertyAction;
-
-import java.io.FileNotFoundException;
-import java.io.FilterInputStream;
-import java.io.FilterOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.net.InetAddress;
-import java.net.URL;
-import java.net.URLConnection;
-import java.security.AccessController;
-import java.security.PrivilegedAction;
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * An FTP URL connection.
- *
- * @author Chris Burdess (dog@gnu.org)
- */
-public class FTPURLConnection
- extends URLConnection
-{
-
- /**
- * The connection managing the protocol exchange.
- */
- protected FTPConnection connection;
-
- protected boolean passive;
- protected int representationType;
- protected int fileStructure;
- protected int transferMode;
-
- /**
- * Constructs an FTP connection to the specified URL.
- * @param url the URL
- */
- public FTPURLConnection(URL url)
- {
- super(url);
- passive = true;
- representationType = FTPConnection.TYPE_BINARY;
- fileStructure = -1;
- transferMode = -1;
- }
-
- /**
- * Establishes the connection.
- */
- public void connect()
- throws IOException
- {
- if (connected)
- {
- return;
- }
- String host = url.getHost();
- int port = url.getPort();
- String username = url.getUserInfo();
- String password = null;
- if (username != null)
- {
- int ci = username.indexOf(':');
- if (ci != -1)
- {
- password = username.substring(ci + 1);
- username = username.substring(0, ci);
- }
- }
- else
- {
- username = "anonymous";
- PrivilegedAction a = new GetPropertyAction("user.name");
- String systemUsername =(String) AccessController.doPrivileged(a);
- a = new GetLocalHostAction();
- InetAddress localhost =(InetAddress) AccessController.doPrivileged(a);
- password = systemUsername + "@" +
- ((localhost == null) ? "localhost" : localhost.getHostName());
- }
- connection = new FTPConnection(host, port);
- if (!connection.authenticate(username, password))
- {
- throw new SecurityException("Authentication failed");
- }
- connection.setPassive(passive);
- if (representationType != -1)
- {
- connection.setRepresentationType(representationType);
- }
- if (fileStructure != -1)
- {
- connection.setFileStructure(fileStructure);
- }
- if (transferMode != -1)
- {
- connection.setTransferMode(transferMode);
- }
- }
-
- /**
- * This connection supports doInput.
- */
- public void setDoInput(boolean doinput)
- {
- doInput = doinput;
- }
-
- /**
- * This connection supports doOutput.
- */
- public void setDoOutput(boolean dooutput)
- {
- doOutput = dooutput;
- }
-
- /**
- * Returns an input stream that reads from this open connection.
- */
- public InputStream getInputStream()
- throws IOException
- {
- if (!connected)
- {
- connect();
- }
- String path = url.getPath();
- String filename = null;
- int lsi = path.lastIndexOf('/');
- if (lsi != -1)
- {
- filename = path.substring(lsi + 1);
- path = path.substring(0, lsi);
- if (!connection.changeWorkingDirectory(path))
- {
- throw new FileNotFoundException(path);
- }
- }
- if (filename != null && filename.length() > 0)
- {
- return this.new ClosingInputStream(connection.retrieve(filename));
- }
- else
- {
- return this.new ClosingInputStream(connection.list(null));
- }
- }
-
- /**
- * Returns an output stream that writes to this connection.
- */
- public OutputStream getOutputStream()
- throws IOException
- {
- if (!connected)
- {
- connect();
- }
- String dir = url.getPath();
- String filename = url.getFile();
- if (!connection.changeWorkingDirectory(dir))
- {
- throw new FileNotFoundException(dir);
- }
- if (filename != null)
- {
- return this.new ClosingOutputStream(connection.store(filename));
- }
- else
- {
- throw new FileNotFoundException(filename);
- }
- }
-
- public String getRequestProperty(String key)
- {
- if ("passive".equals(key))
- {
- return Boolean.toString(passive);
- }
- else if ("representationType".equals(key))
- {
- switch (representationType)
- {
- case FTPConnection.TYPE_ASCII:
- return "ASCII";
- case FTPConnection.TYPE_EBCDIC:
- return "EBCDIC";
- case FTPConnection.TYPE_BINARY:
- return "BINARY";
- }
- }
- else if ("fileStructure".equals(key))
- {
- switch (fileStructure)
- {
- case FTPConnection.STRUCTURE_FILE:
- return "FILE";
- case FTPConnection.STRUCTURE_RECORD:
- return "RECORD";
- case FTPConnection.STRUCTURE_PAGE:
- return "PAGE";
- }
- }
- else if ("transferMode".equals(key))
- {
- switch (transferMode)
- {
- case FTPConnection.MODE_STREAM:
- return "STREAM";
- case FTPConnection.MODE_BLOCK:
- return "BLOCK";
- case FTPConnection.MODE_COMPRESSED:
- return "COMPRESSED";
- }
- }
- return null;
- }
-
- public Map getRequestProperties()
- {
- Map map = new HashMap();
- addRequestPropertyValue(map, "passive");
- addRequestPropertyValue(map, "representationType");
- addRequestPropertyValue(map, "fileStructure");
- addRequestPropertyValue(map, "transferMode");
- return map;
- }
-
- private void addRequestPropertyValue(Map map, String key)
- {
- String value = getRequestProperty(key);
- map.put(key, value);
- }
-
- public void setRequestProperty(String key, String value)
- {
- if (connected)
- {
- throw new IllegalStateException();
- }
- if ("passive".equals(key))
- {
- passive = Boolean.valueOf(value).booleanValue();
- }
- else if ("representationType".equals(key))
- {
- if ("A".equalsIgnoreCase(value) ||
- "ASCII".equalsIgnoreCase(value))
- {
- representationType = FTPConnection.TYPE_ASCII;
- }
- else if ("E".equalsIgnoreCase(value) ||
- "EBCDIC".equalsIgnoreCase(value))
- {
- representationType = FTPConnection.TYPE_EBCDIC;
- }
- else if ("I".equalsIgnoreCase(value) ||
- "BINARY".equalsIgnoreCase(value))
- {
- representationType = FTPConnection.TYPE_BINARY;
- }
- else
- {
- throw new IllegalArgumentException(value);
- }
- }
- else if ("fileStructure".equals(key))
- {
- if ("F".equalsIgnoreCase(value) ||
- "FILE".equalsIgnoreCase(value))
- {
- fileStructure = FTPConnection.STRUCTURE_FILE;
- }
- else if ("R".equalsIgnoreCase(value) ||
- "RECORD".equalsIgnoreCase(value))
- {
- fileStructure = FTPConnection.STRUCTURE_RECORD;
- }
- else if ("P".equalsIgnoreCase(value) ||
- "PAGE".equalsIgnoreCase(value))
- {
- fileStructure = FTPConnection.STRUCTURE_PAGE;
- }
- else
- {
- throw new IllegalArgumentException(value);
- }
- }
- else if ("transferMode".equals(key))
- {
- if ("S".equalsIgnoreCase(value) ||
- "STREAM".equalsIgnoreCase(value))
- {
- transferMode = FTPConnection.MODE_STREAM;
- }
- else if ("B".equalsIgnoreCase(value) ||
- "BLOCK".equalsIgnoreCase(value))
- {
- transferMode = FTPConnection.MODE_BLOCK;
- }
- else if ("C".equalsIgnoreCase(value) ||
- "COMPRESSED".equalsIgnoreCase(value))
- {
- transferMode = FTPConnection.MODE_COMPRESSED;
- }
- else
- {
- throw new IllegalArgumentException(value);
- }
- }
- }
-
- public void addRequestProperty(String key, String value)
- {
- setRequestProperty(key, value);
- }
-
- class ClosingInputStream
- extends FilterInputStream
- {
-
- ClosingInputStream(InputStream in)
- {
- super(in);
- }
-
- public void close()
- throws IOException
- {
- super.close();
- connection.logout();
- }
-
- }
-
- class ClosingOutputStream
- extends FilterOutputStream
- {
-
- ClosingOutputStream(OutputStream out)
- {
- super(out);
- }
-
- public void close()
- throws IOException
- {
- super.close();
- connection.logout();
- }
-
- }
-
-}
-
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