sftp reformat

src/main/java/net/schmizz/sshj/sftp/FileAttributes.java

@@ -27,7 +27,11 @@ public final class FileAttributes {
 
     public static enum Flag {
 
-        SIZE(0x00000001), UIDGID(0x00000002), MODE(0x00000004), ACMODTIME(0x00000008), EXTENDED(0x80000000);
+        SIZE(0x00000001),
+        UIDGID(0x00000002),
+        MODE(0x00000004),
+        ACMODTIME(0x00000008),
+        EXTENDED(0x80000000);
 
         private final int flag;
 

src/main/java/net/schmizz/sshj/sftp/PacketReader.java

@@ -24,7 +24,8 @@ import java.io.InputStream;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
 
-public class PacketReader extends Thread {
+public class PacketReader
+        extends Thread {
 
     /** Logger */
     private final Logger log = LoggerFactory.getLogger(getClass());
@@ -39,7 +40,8 @@ public class PacketReader extends Thread {
         setName("sftp reader");
     }
 
-    private void readIntoBuffer(byte[] buf, int off, int len) throws IOException {
+    private void readIntoBuffer(byte[] buf, int off, int len)
+            throws IOException {
         int count = 0;
         int read = 0;
         while (count < len && ((read = in.read(buf, off + count, len - count)) != -1))
@@ -48,17 +50,18 @@ public class PacketReader extends Thread {
             throw new SFTPException("EOF while reading packet");
     }
 
-    private int getPacketLength() throws IOException {
+    private int getPacketLength()
+            throws IOException {
         readIntoBuffer(lenBuf, 0, lenBuf.length);
 
         return (int) (lenBuf[0] << 24 & 0xff000000L
                       | lenBuf[1] << 16 & 0x00ff0000L
                       | lenBuf[2] << 8 & 0x0000ff00L
-                | lenBuf[3] & 0x000000ffL
+                      | lenBuf[3] & 0x000000ffL);
-        );
     }
 
-    public SFTPPacket<Response> readPacket() throws IOException {
+    public SFTPPacket<Response> readPacket()
+            throws IOException {
         int len = getPacketLength();
 
         packet.rpos(0);
@@ -85,7 +88,8 @@ public class PacketReader extends Thread {
         }
     }
 
-    public void handle() throws SFTPException {
+    public void handle()
+            throws SFTPException {
         Response resp = new Response(packet);
         Future<Response, SFTPException> future = futures.remove(resp.getRequestID());
         log.debug("Received {} packet", resp.getType());

src/main/java/net/schmizz/sshj/sftp/PathHelper.java

@@ -26,7 +26,8 @@ class PathHelper {
         this.sftp = sftp;
     }
 
-    public PathComponents getComponents(String path) throws IOException {
+    public PathComponents getComponents(String path)
+            throws IOException {
         if (path.isEmpty() || path.equals("."))
             return getComponents(getDotDir());
 
@@ -48,11 +49,13 @@ class PathHelper {
         }
     }
 
-    private String getDotDir() throws IOException {
+    private String getDotDir()
+            throws IOException {
         return (dotDir != null) ? dotDir : (dotDir = canon("."));
     }
 
-    private String canon(String path) throws IOException {
+    private String canon(String path)
+            throws IOException {
         return sftp.canonicalize(path);
     }
 

src/main/java/net/schmizz/sshj/sftp/RandomAccessRemoteFile.java

@@ -22,7 +22,8 @@ import java.io.DataOutputStream;
 import java.io.EOFException;
 import java.io.IOException;
 
-public class RandomAccessRemoteFile implements DataInput, DataOutput {
+public class RandomAccessRemoteFile
+        implements DataInput, DataOutput {
 
 
     private final byte[] singleByte = new byte[1];
@@ -43,35 +44,41 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         this.fp = fp;
     }
 
-    public int read() throws IOException {
+    public int read()
+            throws IOException {
         return read(singleByte, 0, 1) == -1 ? -1 : singleByte[0];
     }
 
-    public int read(byte[] b) throws IOException {
+    public int read(byte[] b)
+            throws IOException {
         return read(b, 0, b.length);
     }
 
-    public int read(byte[] b, int off, int len) throws IOException {
+    public int read(byte[] b, int off, int len)
+            throws IOException {
         final int count = rf.read(fp, b, off, len);
         fp += count;
         return count;
     }
 
-    public boolean readBoolean() throws IOException {
+    public boolean readBoolean()
+            throws IOException {
         final int ch = read();
         if (ch < 0)
             throw new EOFException();
         return (ch != 0);
     }
 
-    public byte readByte() throws IOException {
+    public byte readByte()
+            throws IOException {
         final int ch = this.read();
         if (ch < 0)
             throw new EOFException();
         return (byte) (ch);
     }
 
-    public char readChar() throws IOException {
+    public char readChar()
+            throws IOException {
         final int ch1 = this.read();
         final int ch2 = this.read();
         if ((ch1 | ch2) < 0)
@@ -79,19 +86,23 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         return (char) ((ch1 << 8) + ch2);
     }
 
-    public double readDouble() throws IOException {
+    public double readDouble()
+            throws IOException {
         return Double.longBitsToDouble(readLong());
     }
 
-    public float readFloat() throws IOException {
+    public float readFloat()
+            throws IOException {
         return Float.intBitsToFloat(readInt());
     }
 
-    public void readFully(byte[] b) throws IOException {
+    public void readFully(byte[] b)
+            throws IOException {
         readFully(b, 0, b.length);
     }
 
-    public void readFully(byte[] b, int off, int len) throws IOException {
+    public void readFully(byte[] b, int off, int len)
+            throws IOException {
         int n = 0;
         do {
             int count = read(b, off + n, len - n);
@@ -101,7 +112,8 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         } while (n < len);
     }
 
-    public int readInt() throws IOException {
+    public int readInt()
+            throws IOException {
         final int ch1 = read();
         final int ch2 = read();
         final int ch3 = read();
@@ -111,7 +123,8 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         return ((ch1 << 24) + (ch2 << 16) + (ch3 << 8) + ch4);
     }
 
-    public String readLine() throws IOException {
+    public String readLine()
+            throws IOException {
         StringBuffer input = new StringBuffer();
         int c = -1;
         boolean eol = false;
@@ -138,11 +151,13 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         return input.toString();
     }
 
-    public long readLong() throws IOException {
+    public long readLong()
+            throws IOException {
         return ((long) (readInt()) << 32) + (readInt() & 0xFFFFFFFFL);
     }
 
-    public short readShort() throws IOException {
+    public short readShort()
+            throws IOException {
         final int ch1 = this.read();
         final int ch2 = this.read();
         if ((ch1 | ch2) < 0)
@@ -150,18 +165,21 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         return (short) ((ch1 << 8) + ch2);
     }
 
-    public String readUTF() throws IOException {
+    public String readUTF()
+            throws IOException {
         return DataInputStream.readUTF(this);
     }
 
-    public int readUnsignedByte() throws IOException {
+    public int readUnsignedByte()
+            throws IOException {
         final int ch = this.read();
         if (ch < 0)
             throw new EOFException();
         return ch;
     }
 
-    public int readUnsignedShort() throws IOException {
+    public int readUnsignedShort()
+            throws IOException {
         final int ch1 = this.read();
         final int ch2 = this.read();
         if ((ch1 | ch2) < 0)
@@ -169,7 +187,8 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         return (ch1 << 8) + ch2;
     }
 
-    public int skipBytes(int n) throws IOException {
+    public int skipBytes(int n)
+            throws IOException {
         if (n <= 0)
             return 0;
         final long pos = getFilePointer();
@@ -183,39 +202,47 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         return (int) (newpos - pos);
     }
 
-    public void write(int i) throws IOException {
+    public void write(int i)
+            throws IOException {
         singleByte[0] = (byte) i;
         write(singleByte);
     }
 
-    public void write(byte[] b) throws IOException {
+    public void write(byte[] b)
+            throws IOException {
         write(b, 0, b.length);
     }
 
-    public void write(byte[] b, int off, int len) throws IOException {
+    public void write(byte[] b, int off, int len)
+            throws IOException {
         rf.write(fp, b, off, len);
         fp += (len - off);
     }
 
-    public void writeBoolean(boolean v) throws IOException {
+    public void writeBoolean(boolean v)
+            throws IOException {
         write(v ? 1 : 0);
     }
 
-    public void writeByte(int v) throws IOException {
+    public void writeByte(int v)
+            throws IOException {
         write(v);
     }
 
-    public void writeBytes(String s) throws IOException {
+    public void writeBytes(String s)
+            throws IOException {
         final byte[] b = s.getBytes();
         write(b, 0, b.length);
     }
 
-    public void writeChar(int v) throws IOException {
+    public void writeChar(int v)
+            throws IOException {
         write((v >>> 8) & 0xFF);
         write(v & 0xFF);
     }
 
-    public void writeChars(String s) throws IOException {
+    public void writeChars(String s)
+            throws IOException {
         final int clen = s.length();
         final int blen = 2 * clen;
         final byte[] b = new byte[blen];
@@ -228,22 +255,26 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         write(b, 0, blen);
     }
 
-    public void writeDouble(double v) throws IOException {
+    public void writeDouble(double v)
+            throws IOException {
         writeLong(Double.doubleToLongBits(v));
     }
 
-    public void writeFloat(float v) throws IOException {
+    public void writeFloat(float v)
+            throws IOException {
         writeInt(Float.floatToIntBits(v));
     }
 
-    public void writeInt(int v) throws IOException {
+    public void writeInt(int v)
+            throws IOException {
         write((v >>> 24) & 0xFF);
         write((v >>> 16) & 0xFF);
         write((v >>> 8) & 0xFF);
         write(v & 0xFF);
     }
 
-    public void writeLong(long v) throws IOException {
+    public void writeLong(long v)
+            throws IOException {
         write((int) (v >>> 56) & 0xFF);
         write((int) (v >>> 48) & 0xFF);
         write((int) (v >>> 40) & 0xFF);
@@ -254,12 +285,14 @@ public class RandomAccessRemoteFile implements DataInput, DataOutput {
         write((int) v & 0xFF);
     }
 
-    public void writeShort(int v) throws IOException {
+    public void writeShort(int v)
+            throws IOException {
         write((v >>> 8) & 0xFF);
         write(v & 0xFF);
     }
 
-    public void writeUTF(String str) throws IOException {
+    public void writeUTF(String str)
+            throws IOException {
         final DataOutputStream dos = new DataOutputStream(rf.new RemoteFileOutputStream(fp));
         try {
             dos.writeUTF(str);

src/main/java/net/schmizz/sshj/sftp/RemoteDirectory.java

@@ -21,13 +21,15 @@ import java.io.IOException;
 import java.util.LinkedList;
 import java.util.List;
 
-public class RemoteDirectory extends RemoteResource {
+public class RemoteDirectory
+        extends RemoteResource {
 
     public RemoteDirectory(Requester requester, String path, String handle) {
         super(requester, path, handle);
     }
 
-    public List<RemoteResourceInfo> scan(RemoteResourceFilter filter) throws IOException {
+    public List<RemoteResourceInfo> scan(RemoteResourceFilter filter)
+            throws IOException {
         List<RemoteResourceInfo> rri = new LinkedList<RemoteResourceInfo>();
         loop:
         for (; ;) {

src/main/java/net/schmizz/sshj/sftp/RemoteFile.java

@@ -21,7 +21,8 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 
-public class RemoteFile extends RemoteResource {
+public class RemoteFile
+        extends RemoteResource {
 
     public RemoteFile(Requester requester, String path, String handle) {
         super(requester, path, handle);
@@ -35,21 +36,25 @@ public class RemoteFile extends RemoteResource {
         return new RemoteFileOutputStream();
     }
 
-    public FileAttributes fetchAttributes() throws IOException {
+    public FileAttributes fetchAttributes()
+            throws IOException {
         return requester.doRequest(newRequest(PacketType.FSTAT)) //
                 .ensurePacketTypeIs(PacketType.ATTRS) //
                 .readFileAttributes();
     }
 
-    public long length() throws IOException {
+    public long length()
+            throws IOException {
         return fetchAttributes().getSize();
     }
 
-    public void setLength(long len) throws IOException {
+    public void setLength(long len)
+            throws IOException {
         setAttributes(new FileAttributes.Builder().withSize(len).build());
     }
 
-    public int read(long fileOffset, byte[] to, int offset, int len) throws IOException {
+    public int read(long fileOffset, byte[] to, int offset, int len)
+            throws IOException {
         Response res = requester.doRequest(newRequest(PacketType.READ).putUINT64(fileOffset).putInt(len));
         switch (res.getType()) {
             case DATA:
@@ -66,7 +71,8 @@ public class RemoteFile extends RemoteResource {
         }
     }
 
-    public void write(long fileOffset, byte[] data, int off, int len) throws IOException {
+    public void write(long fileOffset, byte[] data, int off, int len)
+            throws IOException {
         requester.doRequest( //
                              newRequest(PacketType.WRITE) //
                                      .putUINT64(fileOffset) //
@@ -75,7 +81,8 @@ public class RemoteFile extends RemoteResource {
         ).ensureStatusPacketIsOK();
     }
 
-    public void setAttributes(FileAttributes attrs) throws IOException {
+    public void setAttributes(FileAttributes attrs)
+            throws IOException {
         requester.doRequest(newRequest(PacketType.FSETSTAT).putFileAttributes(attrs)).ensureStatusPacketIsOK();
     }
 
@@ -89,7 +96,8 @@ public class RemoteFile extends RemoteResource {
                4; // packet length
     }
 
-    public class RemoteFileOutputStream extends OutputStream {
+    public class RemoteFileOutputStream
+            extends OutputStream {
 
 
         private final byte[] b = new byte[1];
@@ -105,20 +113,23 @@ public class RemoteFile extends RemoteResource {
         }
 
         @Override
-        public void write(int w) throws IOException {
+        public void write(int w)
+                throws IOException {
             b[0] = (byte) w;
             write(b, 0, 1);
         }
 
         @Override
-        public void write(byte[] buf, int off, int len) throws IOException {
+        public void write(byte[] buf, int off, int len)
+                throws IOException {
             RemoteFile.this.write(fileOffset, buf, off, len);
             fileOffset += len;
         }
 
     }
 
-    public class RemoteFileInputStream extends InputStream {
+    public class RemoteFileInputStream
+            extends InputStream {
 
         private final byte[] b = new byte[1];
 
@@ -146,22 +157,26 @@ public class RemoteFile extends RemoteResource {
         }
 
         @Override
-        public void reset() throws IOException {
+        public void reset()
+                throws IOException {
             fileOffset = markPos;
         }
 
         @Override
-        public long skip(long n) throws IOException {
+        public long skip(long n)
+                throws IOException {
             return (this.fileOffset = Math.min(fileOffset + n, length()));
         }
 
         @Override
-        public int read() throws IOException {
+        public int read()
+                throws IOException {
             return read(b, 0, 1) == -1 ? -1 : b[0];
         }
 
         @Override
-        public int read(byte[] into, int off, int len) throws IOException {
+        public int read(byte[] into, int off, int len)
+                throws IOException {
             int read = RemoteFile.this.read(fileOffset, into, off, len);
             if (read != -1) {
                 fileOffset += read;

src/main/java/net/schmizz/sshj/sftp/RemoteResource.java

@@ -21,7 +21,8 @@ import org.slf4j.LoggerFactory;
 import java.io.Closeable;
 import java.io.IOException;
 
-abstract class RemoteResource implements Closeable {
+abstract class RemoteResource
+        implements Closeable {
 
     /** Logger */
     protected final Logger log = LoggerFactory.getLogger(getClass());
@@ -44,7 +45,8 @@ abstract class RemoteResource implements Closeable {
         return requester.newRequest(type).putString(handle);
     }
 
-    public void close() throws IOException {
+    public void close()
+            throws IOException {
         log.info("Closing `{}`", this);
         requester.doRequest(newRequest(PacketType.CLOSE)).ensureStatusPacketIsOK();
     }

src/main/java/net/schmizz/sshj/sftp/Request.java

@@ -17,7 +17,8 @@ package net.schmizz.sshj.sftp;
 
 import net.schmizz.concurrent.Future;
 
-public class Request extends SFTPPacket<Request> {
+public class Request
+        extends SFTPPacket<Request> {
 
     private final PacketType type;
     private final long reqID;

src/main/java/net/schmizz/sshj/sftp/Requester.java

@@ -21,6 +21,7 @@ public interface Requester {
 
     Request newRequest(PacketType type);
 
-    Response doRequest(Request req) throws IOException;
+    Response doRequest(Request req)
+            throws IOException;
 
 }

src/main/java/net/schmizz/sshj/sftp/Response.java

@@ -17,7 +17,8 @@ package net.schmizz.sshj.sftp;
 
 import net.schmizz.sshj.common.Buffer;
 
-public class Response extends SFTPPacket<Response> {
+public class Response
+        extends SFTPPacket<Response> {
 
     public static enum StatusCode {
         UNKNOWN(-1),
@@ -67,7 +68,8 @@ public class Response extends SFTPPacket<Response> {
         return StatusCode.fromInt(readInt());
     }
 
-    public Response ensurePacketTypeIs(PacketType pt) throws SFTPException {
+    public Response ensurePacketTypeIs(PacketType pt)
+            throws SFTPException {
         if (getType() != pt)
             if (getType() == PacketType.STATUS)
                 throw new SFTPException(readStatusCode(), readString());
@@ -76,11 +78,13 @@ public class Response extends SFTPPacket<Response> {
         return this;
     }
 
-    public Response ensureStatusPacketIsOK() throws SFTPException {
+    public Response ensureStatusPacketIsOK()
+            throws SFTPException {
         return ensurePacketTypeIs(PacketType.STATUS).ensureStatusIs(StatusCode.OK);
     }
 
-    public Response ensureStatusIs(StatusCode acceptable) throws SFTPException {
+    public Response ensureStatusIs(StatusCode acceptable)
+            throws SFTPException {
         StatusCode sc = readStatusCode();
         if (sc != acceptable)
             throw new SFTPException(sc, readString());

src/main/java/net/schmizz/sshj/sftp/SFTPClient.java

@@ -33,7 +33,8 @@ public class SFTPClient {
     private final SFTPEngine sftp;
     private final SFTPFileTransfer xfer;
 
-    public SFTPClient(SessionFactory ssh) throws IOException {
+    public SFTPClient(SessionFactory ssh)
+            throws IOException {
         this.sftp = new SFTPEngine(ssh).init();
         this.xfer = new SFTPFileTransfer(sftp);
     }
@@ -46,11 +47,13 @@ public class SFTPClient {
         return xfer;
     }
 
-    public List<RemoteResourceInfo> ls(String path) throws IOException {
+    public List<RemoteResourceInfo> ls(String path)
+            throws IOException {
         return ls(path, null);
     }
 
-    public List<RemoteResourceInfo> ls(String path, RemoteResourceFilter filter) throws IOException {
+    public List<RemoteResourceInfo> ls(String path, RemoteResourceFilter filter)
+            throws IOException {
         final RemoteDirectory dir = sftp.openDir(path);
         try {
             return dir.scan(filter);
@@ -59,36 +62,44 @@ public class SFTPClient {
         }
     }
 
-    public RemoteFile open(String filename, Set<OpenMode> mode, FileAttributes attrs) throws IOException {
+    public RemoteFile open(String filename, Set<OpenMode> mode, FileAttributes attrs)
+            throws IOException {
         log.debug("Opening `{}`", filename);
         return sftp.open(filename, mode, attrs);
     }
 
-    public RemoteFile open(String filename, Set<OpenMode> mode) throws IOException {
+    public RemoteFile open(String filename, Set<OpenMode> mode)
+            throws IOException {
         return open(filename, mode, new FileAttributes());
     }
 
-    public RemoteFile open(String filename) throws IOException {
+    public RemoteFile open(String filename)
+            throws IOException {
         return open(filename, EnumSet.of(OpenMode.READ));
     }
 
-    public void mkdir(String dirname) throws IOException {
+    public void mkdir(String dirname)
+            throws IOException {
         sftp.makeDir(dirname);
     }
 
-    public void rename(String oldpath, String newpath) throws IOException {
+    public void rename(String oldpath, String newpath)
+            throws IOException {
         sftp.rename(oldpath, newpath);
     }
 
-    public void rm(String filename) throws IOException {
+    public void rm(String filename)
+            throws IOException {
         sftp.remove(filename);
     }
 
-    public void rmdir(String dirname) throws IOException {
+    public void rmdir(String dirname)
+            throws IOException {
         sftp.removeDir(dirname);
     }
 
-    public void symlink(String linkpath, String targetpath) throws IOException {
+    public void symlink(String linkpath, String targetpath)
+            throws IOException {
         sftp.symlink(linkpath, targetpath);
     }
 
@@ -96,79 +107,98 @@ public class SFTPClient {
         return sftp.getOperativeProtocolVersion();
     }
 
-    public void setattr(String path, FileAttributes attrs) throws IOException {
+    public void setattr(String path, FileAttributes attrs)
+            throws IOException {
         sftp.setAttributes(path, attrs);
     }
 
-    public int uid(String path) throws IOException {
+    public int uid(String path)
+            throws IOException {
         return stat(path).getUID();
     }
 
-    public int gid(String path) throws IOException {
+    public int gid(String path)
+            throws IOException {
         return stat(path).getGID();
     }
 
-    public long atime(String path) throws IOException {
+    public long atime(String path)
+            throws IOException {
         return stat(path).getAtime();
     }
 
-    public long mtime(String path) throws IOException {
+    public long mtime(String path)
+            throws IOException {
         return stat(path).getMtime();
     }
 
-    public Set<FilePermission> perms(String path) throws IOException {
+    public Set<FilePermission> perms(String path)
+            throws IOException {
         return stat(path).getPermissions();
     }
 
-    public FileMode mode(String path) throws IOException {
+    public FileMode mode(String path)
+            throws IOException {
         return stat(path).getMode();
     }
 
-    public FileMode.Type type(String path) throws IOException {
+    public FileMode.Type type(String path)
+            throws IOException {
         return stat(path).getType();
     }
 
-    public String readlink(String path) throws IOException {
+    public String readlink(String path)
+            throws IOException {
         return sftp.readLink(path);
     }
 
-    public FileAttributes stat(String path) throws IOException {
+    public FileAttributes stat(String path)
+            throws IOException {
         return sftp.stat(path);
     }
 
-    public FileAttributes lstat(String path) throws IOException {
+    public FileAttributes lstat(String path)
+            throws IOException {
         return sftp.lstat(path);
     }
 
-    public void chown(String path, int uid) throws IOException {
+    public void chown(String path, int uid)
+            throws IOException {
         setattr(path, new FileAttributes.Builder().withUIDGID(uid, gid(path)).build());
     }
 
-    public void chmod(String path, int perms) throws IOException {
+    public void chmod(String path, int perms)
+            throws IOException {
         setattr(path, new FileAttributes.Builder().withPermissions(perms).build());
     }
 
-    public void chgrp(String path, int gid) throws IOException {
+    public void chgrp(String path, int gid)
+            throws IOException {
         setattr(path, new FileAttributes.Builder().withUIDGID(uid(path), gid).build());
     }
 
-    public void truncate(String path, long size) throws IOException {
+    public void truncate(String path, long size)
+            throws IOException {
         setattr(path, new FileAttributes.Builder().withSize(size).build());
     }
 
-    public String canonicalize(String path) throws IOException {
+    public String canonicalize(String path)
+            throws IOException {
         return sftp.canonicalize(path);
     }
 
-    public long size(String path) throws IOException {
+    public long size(String path)
+            throws IOException {
         return stat(path).getSize();
     }
 
-    public void get(String source, String dest) throws IOException {
+    public void get(String source, String dest)
+            throws IOException {
         xfer.download(source, dest);
     }
 
-    public void put(String source, String dest) throws IOException {
+    public void put(String source, String dest)
+            throws IOException {
         xfer.upload(source, dest);
     }
 

src/main/java/net/schmizz/sshj/sftp/SFTPEngine.java

@@ -29,7 +29,8 @@ import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.TimeUnit;
 
-public class SFTPEngine implements Requester {
+public class SFTPEngine
+        implements Requester {
 
     /** Logger */
     private final Logger log = LoggerFactory.getLogger(getClass());
@@ -48,7 +49,8 @@ public class SFTPEngine implements Requester {
     private int negotiatedVersion;
     private final Map<String, String> serverExtensions = new HashMap<String, String>();
 
-    public SFTPEngine(SessionFactory ssh) throws SSHException {
+    public SFTPEngine(SessionFactory ssh)
+            throws SSHException {
         sub = ssh.startSession().startSubsystem("sftp");
         out = sub.getOutputStream();
         reader = new PacketReader(sub.getInputStream());
@@ -58,7 +60,8 @@ public class SFTPEngine implements Requester {
         return sub;
     }
 
-    public SFTPEngine init() throws IOException {
+    public SFTPEngine init()
+            throws IOException {
         transmit(new SFTPPacket<Request>(PacketType.INIT).putInt(PROTOCOL_VERSION));
 
         final SFTPPacket<Response> response = reader.readPacket();
@@ -88,14 +91,16 @@ public class SFTPEngine implements Requester {
         return new Request(type, reqID = reqID + 1 & 0xffffffffL);
     }
 
-    public Response doRequest(Request req) throws IOException {
+    public Response doRequest(Request req)
+            throws IOException {
         reader.expectResponseTo(req);
         log.debug("Sending {}", req);
         transmit(req);
         return req.getResponseFuture().get(timeout, TimeUnit.SECONDS);
     }
 
-    private synchronized void transmit(SFTPPacket<Request> payload) throws IOException {
+    private synchronized void transmit(SFTPPacket<Request> payload)
+            throws IOException {
         final int len = payload.available();
         out.write((len >>> 24) & 0xff);
         out.write((len >>> 16) & 0xff);
@@ -105,7 +110,8 @@ public class SFTPEngine implements Requester {
         out.flush();
     }
 
-    public RemoteFile open(String path, Set<OpenMode> modes, FileAttributes fa) throws IOException {
+    public RemoteFile open(String path, Set<OpenMode> modes, FileAttributes fa)
+            throws IOException {
 
         final String handle = doRequest(
                 newRequest(PacketType.OPEN).putString(path).putInt(OpenMode.toMask(modes)).putFileAttributes(fa)
@@ -113,90 +119,106 @@ public class SFTPEngine implements Requester {
         return new RemoteFile(this, path, handle);
     }
 
-    public RemoteFile open(String filename, Set<OpenMode> modes) throws IOException {
+    public RemoteFile open(String filename, Set<OpenMode> modes)
+            throws IOException {
         return open(filename, modes, new FileAttributes());
     }
 
-    public RemoteFile open(String filename) throws IOException {
+    public RemoteFile open(String filename)
+            throws IOException {
         return open(filename, EnumSet.of(OpenMode.READ));
     }
 
-    public RemoteDirectory openDir(String path) throws IOException {
+    public RemoteDirectory openDir(String path)
+            throws IOException {
         final String handle = doRequest(
                 newRequest(PacketType.OPENDIR).putString(path)
         ).ensurePacketTypeIs(PacketType.HANDLE).readString();
         return new RemoteDirectory(this, path, handle);
     }
 
-    public void setAttributes(String path, FileAttributes attrs) throws IOException {
+    public void setAttributes(String path, FileAttributes attrs)
+            throws IOException {
         doRequest(
                 newRequest(PacketType.SETSTAT).putString(path).putFileAttributes(attrs)
         ).ensureStatusPacketIsOK();
     }
 
-    public String readLink(String path) throws IOException {
+    public String readLink(String path)
+            throws IOException {
         return readSingleName(
                 doRequest(
                         newRequest(PacketType.READLINK).putString(path)
                 ));
     }
 
-    public void makeDir(String path, FileAttributes attrs) throws IOException {
+    public void makeDir(String path, FileAttributes attrs)
+            throws IOException {
         doRequest(
                 newRequest(PacketType.MKDIR).putString(path).putFileAttributes(attrs)
         ).ensureStatusPacketIsOK();
     }
 
-    public void makeDir(String path) throws IOException {
+    public void makeDir(String path)
+            throws IOException {
         makeDir(path, new FileAttributes());
     }
 
-    public void symlink(String linkpath, String targetpath) throws IOException {
+    public void symlink(String linkpath, String targetpath)
+            throws IOException {
         doRequest(
                 newRequest(PacketType.SYMLINK).putString(linkpath).putString(targetpath)
         ).ensureStatusPacketIsOK();
     }
 
-    public void remove(String filename) throws IOException {
+    public void remove(String filename)
+            throws IOException {
         doRequest(
                 newRequest(PacketType.REMOVE).putString(filename)
         ).ensureStatusPacketIsOK();
     }
 
-    public void removeDir(String path) throws IOException {
+    public void removeDir(String path)
+            throws IOException {
         doRequest(
                 newRequest(PacketType.RMDIR).putString(path)
         ).ensureStatusIs(Response.StatusCode.OK);
     }
 
-    private FileAttributes stat(PacketType pt, String path) throws IOException {
+    private FileAttributes stat(PacketType pt, String path)
+            throws IOException {
         return doRequest(newRequest(pt).putString(path))
                 .ensurePacketTypeIs(PacketType.ATTRS)
                 .readFileAttributes();
     }
 
-    public FileAttributes stat(String path) throws IOException {
+    public FileAttributes stat(String path)
+            throws IOException {
         return stat(PacketType.STAT, path);
     }
 
-    public FileAttributes lstat(String path) throws IOException {
+    public FileAttributes lstat(String path)
+            throws IOException {
         return stat(PacketType.LSTAT, path);
     }
 
-    public void rename(String oldPath, String newPath) throws IOException {
+    public void rename(String oldPath, String newPath)
+            throws IOException {
         doRequest(
                 newRequest(PacketType.RENAME).putString(oldPath).putString(newPath)
         ).ensureStatusPacketIsOK();
     }
 
-    public String canonicalize(String path) throws IOException {
+    public String canonicalize(String path)
+            throws IOException {
         return readSingleName(
                 doRequest(
                         newRequest(PacketType.REALPATH).putString(path)
                 ));
     }
 
-    private static String readSingleName(Response res) throws IOException {
+    private static String readSingleName(Response res)
+            throws IOException {
         res.ensurePacketTypeIs(PacketType.NAME);
         if (res.readInt() == 1)
             return res.readString();

src/main/java/net/schmizz/sshj/sftp/SFTPException.java

@@ -20,7 +20,8 @@ import net.schmizz.sshj.common.DisconnectReason;
 import net.schmizz.sshj.common.SSHException;
 import net.schmizz.sshj.sftp.Response.StatusCode;
 
-public class SFTPException extends SSHException {
+public class SFTPException
+        extends SSHException {
 
     public static final ExceptionChainer<SFTPException> chainer = new ExceptionChainer<SFTPException>() {
 

src/main/java/net/schmizz/sshj/sftp/SFTPFileTransfer.java

@@ -30,7 +30,9 @@ import java.io.FileOutputStream;
 import java.io.IOException;
 import java.util.EnumSet;
 
-public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransfer {
+public class SFTPFileTransfer
+        extends AbstractFileTransfer
+        implements FileTransfer {
 
     private final SFTPEngine sftp;
     private final PathHelper pathHelper;
@@ -55,11 +57,13 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
         this.pathHelper = new PathHelper(sftp);
     }
 
-    public void upload(String source, String dest) throws IOException {
+    public void upload(String source, String dest)
+            throws IOException {
         new Uploader(getModeGetter(), getUploadFilter()).upload(new File(source), dest);
     }
 
-    public void download(String source, String dest) throws IOException {
+    public void download(String source, String dest)
+            throws IOException {
         PathComponents src = pathHelper.getComponents(source);
         new Downloader(getModeSetter(), getDownloadFilter()).download(new RemoteResourceInfo(src.getParent(), src
                 .getName(), sftp.stat(source)), new File(dest));
@@ -91,7 +95,8 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
             this.filter = filter;
         }
 
-        private void setAttributes(RemoteResourceInfo remote, File local) throws IOException {
+        private void setAttributes(RemoteResourceInfo remote, File local)
+                throws IOException {
             final FileAttributes attrs = remote.getAttributes();
             modeSetter.setPermissions(local, attrs.getMode().getPermissionsMask());
             if (modeSetter.preservesTimes() && attrs.has(FileAttributes.Flag.ACMODTIME)) {
@@ -100,7 +105,8 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
             }
         }
 
-        private void downloadFile(RemoteResourceInfo remote, File local) throws IOException {
+        private void downloadFile(RemoteResourceInfo remote, File local)
+                throws IOException {
             local = FileTransferUtil.getTargetFile(local, remote.getName());
             setAttributes(remote, local);
             RemoteFile rf = sftp.open(remote.getPath());
@@ -117,7 +123,8 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
             }
         }
 
-        private void downloadDir(RemoteResourceInfo remote, File local) throws IOException {
+        private void downloadDir(RemoteResourceInfo remote, File local)
+                throws IOException {
             local = FileTransferUtil.getTargetDirectory(local, remote.getName());
             setAttributes(remote, local);
             final RemoteDirectory rd = sftp.openDir(remote.getPath());
@@ -126,7 +133,8 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
             rd.close();
         }
 
-        void download(RemoteResourceInfo remote, File local) throws IOException {
+        void download(RemoteResourceInfo remote, File local)
+                throws IOException {
             log.info("Downloading [{}] to [{}]", remote, local);
             if (remote.isDirectory())
                 downloadDir(remote, local);
@@ -147,7 +155,8 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
             this.filter = filter;
         }
 
-        public FileAttributes getAttributes(File local) throws IOException {
+        public FileAttributes getAttributes(File local)
+                throws IOException {
             FileAttributes.Builder builder = new FileAttributes.Builder().withPermissions(modeGetter
                     .getPermissions(local));
             if (modeGetter.preservesTimes())
@@ -156,17 +165,19 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
         }
 
         // tread carefully
-        private void setAttributes(FileAttributes current, File local, String remote) throws IOException {
+        private void setAttributes(FileAttributes current, File local, String remote)
+                throws IOException {
             final FileAttributes attrs = getAttributes(local);
             // TODO whoaaa.. simplify?
             if (!(current != null
                   && current.getMode().getPermissionsMask() == attrs.getMode().getPermissionsMask()
-                    && (!modeGetter.preservesTimes() || (attrs.getAtime() == current.getAtime() && attrs.getMtime() == current
+                  && (!modeGetter.preservesTimes()
-                    .getMtime()))))
+                      || (attrs.getAtime() == current.getAtime() && attrs.getMtime() == current.getMtime()))))
                 sftp.setAttributes(remote, attrs);
         }
 
-        private String prepareDir(File local, String remote) throws IOException {
+        private String prepareDir(File local, String remote)
+                throws IOException {
             FileAttributes attrs;
             try {
                 attrs = sftp.stat(remote);
@@ -192,7 +203,8 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
                 throw new IOException(attrs.getMode().getType() + " file already exists at " + remote);
         }
 
-        private String prepareFile(File local, String remote) throws IOException {
+        private String prepareFile(File local, String remote)
+                throws IOException {
             FileAttributes attrs;
             try {
                 attrs = sftp.stat(remote);
@@ -213,13 +225,15 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
             }
         }
 
-        private void uploadDir(File local, String remote) throws IOException {
+        private void uploadDir(File local, String remote)
+                throws IOException {
             final String adjusted = prepareDir(local, remote);
             for (File f : local.listFiles(filter))
                 upload(f, adjusted);
         }
 
-        private void uploadFile(File local, String remote) throws IOException {
+        private void uploadFile(File local, String remote)
+                throws IOException {
             final String adjusted = prepareFile(local, remote);
             final RemoteFile rf = sftp.open(adjusted, EnumSet.of(OpenMode.WRITE, OpenMode.CREAT, OpenMode.TRUNC),
                                             getAttributes(local));
@@ -237,7 +251,8 @@ public class SFTPFileTransfer extends AbstractFileTransfer implements FileTransf
             }
         }
 
-        void upload(File local, String remote) throws IOException {
+        void upload(File local, String remote)
+                throws IOException {
             log.info("Uploading [{}] to [{}]", local, remote);
             if (local.isDirectory())
                 uploadDir(local, remote);

src/main/java/net/schmizz/sshj/sftp/SFTPPacket.java

@@ -17,7 +17,8 @@ package net.schmizz.sshj.sftp;
 
 import net.schmizz.sshj.common.Buffer;
 
-public class SFTPPacket<T extends SFTPPacket<T>> extends Buffer<T> {
+public class SFTPPacket<T extends SFTPPacket<T>>
+        extends Buffer<T> {
 
     public SFTPPacket() {
         super();

src/main/java/net/schmizz/sshj/sftp/StatefulSFTPClient.java

@@ -21,11 +21,13 @@ import java.io.IOException;
 import java.util.List;
 import java.util.Set;
 
-public class StatefulSFTPClient extends SFTPClient {
+public class StatefulSFTPClient
+        extends SFTPClient {
 
     private String cwd;
 
-    public StatefulSFTPClient(SessionFactory ssh) throws IOException {
+    public StatefulSFTPClient(SessionFactory ssh)
+            throws IOException {
         super(ssh);
         this.cwd = getSFTPEngine().canonicalize(".");
         log.info("Start dir = " + cwd);
@@ -40,25 +42,30 @@ public class StatefulSFTPClient extends SFTPClient {
         log.info("CWD = " + cwd);
     }
 
-    public synchronized List<RemoteResourceInfo> ls() throws IOException {
+    public synchronized List<RemoteResourceInfo> ls()
+            throws IOException {
         return ls(cwd, null);
     }
 
-    public synchronized List<RemoteResourceInfo> ls(RemoteResourceFilter filter) throws IOException {
+    public synchronized List<RemoteResourceInfo> ls(RemoteResourceFilter filter)
+            throws IOException {
         return ls(cwd, filter);
     }
 
-    public synchronized String pwd() throws IOException {
+    public synchronized String pwd()
+            throws IOException {
         return super.canonicalize(cwd);
     }
 
     @Override
-    public List<RemoteResourceInfo> ls(String path) throws IOException {
+    public List<RemoteResourceInfo> ls(String path)
+            throws IOException {
         return ls(path, null);
     }
 
     @Override
-    public List<RemoteResourceInfo> ls(String path, RemoteResourceFilter filter) throws IOException {
+    public List<RemoteResourceInfo> ls(String path, RemoteResourceFilter filter)
+            throws IOException {
         final RemoteDirectory dir = getSFTPEngine().openDir(cwdify(path));
         try {
             return dir.scan(filter);
@@ -68,82 +75,98 @@ public class StatefulSFTPClient extends SFTPClient {
     }
 
     @Override
-    public RemoteFile open(String filename, Set<OpenMode> mode, FileAttributes attrs) throws IOException {
+    public RemoteFile open(String filename, Set<OpenMode> mode, FileAttributes attrs)
+            throws IOException {
         return super.open(cwdify(filename), mode, attrs);
     }
 
     @Override
-    public RemoteFile open(String filename, Set<OpenMode> mode) throws IOException {
+    public RemoteFile open(String filename, Set<OpenMode> mode)
+            throws IOException {
         return super.open(cwdify(filename), mode);
     }
 
     @Override
-    public RemoteFile open(String filename) throws IOException {
+    public RemoteFile open(String filename)
+            throws IOException {
         return super.open(cwdify(filename));
     }
 
     @Override
-    public void mkdir(String dirname) throws IOException {
+    public void mkdir(String dirname)
+            throws IOException {
         super.mkdir(cwdify(dirname));
     }
 
     @Override
-    public void rename(String oldpath, String newpath) throws IOException {
+    public void rename(String oldpath, String newpath)
+            throws IOException {
         super.rename(cwdify(oldpath), cwdify(newpath));
     }
 
     @Override
-    public void rm(String filename) throws IOException {
+    public void rm(String filename)
+            throws IOException {
         super.rm(cwdify(filename));
     }
 
     @Override
-    public void rmdir(String dirname) throws IOException {
+    public void rmdir(String dirname)
+            throws IOException {
         super.rmdir(cwdify(dirname));
     }
 
     @Override
-    public void symlink(String linkpath, String targetpath) throws IOException {
+    public void symlink(String linkpath, String targetpath)
+            throws IOException {
         super.symlink(cwdify(linkpath), cwdify(targetpath));
     }
 
     @Override
-    public void setattr(String path, FileAttributes attrs) throws IOException {
+    public void setattr(String path, FileAttributes attrs)
+            throws IOException {
         super.setattr(cwdify(path), attrs);
     }
 
     @Override
-    public String readlink(String path) throws IOException {
+    public String readlink(String path)
+            throws IOException {
         return super.readlink(cwdify(path));
     }
 
     @Override
-    public FileAttributes stat(String path) throws IOException {
+    public FileAttributes stat(String path)
+            throws IOException {
         return super.stat(cwdify(path));
     }
 
     @Override
-    public FileAttributes lstat(String path) throws IOException {
+    public FileAttributes lstat(String path)
+            throws IOException {
         return super.lstat(cwdify(path));
     }
 
     @Override
-    public void truncate(String path, long size) throws IOException {
+    public void truncate(String path, long size)
+            throws IOException {
         super.truncate(cwdify(path), size);
     }
 
     @Override
-    public String canonicalize(String path) throws IOException {
+    public String canonicalize(String path)
+            throws IOException {
         return super.canonicalize(cwdify(path));
     }
 
     @Override
-    public void get(String source, String dest) throws IOException {
+    public void get(String source, String dest)
+            throws IOException {
         super.get(cwdify(source), dest);
     }
 
     @Override
-    public void put(String source, String dest) throws IOException {
+    public void put(String source, String dest)
+            throws IOException {
         super.get(source, cwdify(dest));
     }