From 063284837c8c366e5502b1b0264b8eb807b61732 Mon Sep 17 00:00:00 2001
From: Joe Robinson <joe@lc8n.com>
Date: Wed, 27 Oct 2010 14:21:09 +0100
Subject: Basic upload functionality to predifined location, with basic file
 browser

---
 .../commons/net/telnet/TelnetOutputStream.java     | 152 +++++++++++++++++++++
 1 file changed, 152 insertions(+)
 create mode 100644 org/apache/commons/net/telnet/TelnetOutputStream.java

(limited to 'org/apache/commons/net/telnet/TelnetOutputStream.java')

diff --git a/org/apache/commons/net/telnet/TelnetOutputStream.java b/org/apache/commons/net/telnet/TelnetOutputStream.java
new file mode 100644
index 0000000..fd796d1
--- /dev/null
+++ b/org/apache/commons/net/telnet/TelnetOutputStream.java
@@ -0,0 +1,152 @@
+/*
+ * 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.
+ */
+
+package org.apache.commons.net.telnet;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+/***
+ *
+ * <p>
+ *
+ * <p>
+ * <p>
+ * @author Daniel F. Savarese
+ ***/
+
+
+final class TelnetOutputStream extends OutputStream
+{
+    private TelnetClient __client;
+    private boolean __convertCRtoCRLF = true;
+    private boolean __lastWasCR = false;
+
+    TelnetOutputStream(TelnetClient client)
+    {
+        __client = client;
+    }
+
+
+    /***
+     * Writes a byte to the stream.
+     * <p>
+     * @param ch The byte to write.
+     * @exception IOException If an error occurs while writing to the underlying
+     *            stream.
+     ***/
+    @Override
+    public void write(int ch) throws IOException
+    {
+
+        synchronized (__client)
+        {
+            ch &= 0xff;
+
+            if (__client._requestedWont(TelnetOption.BINARY))
+            {
+                if (__lastWasCR)
+                {
+                    if (__convertCRtoCRLF)
+                    {
+                        __client._sendByte('\n');
+                        if (ch == '\n')
+                        {
+                            __lastWasCR = false;
+                            return ;
+                        }
+                    }
+                    else if (ch != '\n')
+                        __client._sendByte('\0');
+                }
+
+                __lastWasCR = false;
+
+                switch (ch)
+                {
+                case '\r':
+                    __client._sendByte('\r');
+                    __lastWasCR = true;
+                    break;
+                case TelnetCommand.IAC:
+                    __client._sendByte(TelnetCommand.IAC);
+                    __client._sendByte(TelnetCommand.IAC);
+                    break;
+                default:
+                    __client._sendByte(ch);
+                    break;
+                }
+            }
+            else if (ch == TelnetCommand.IAC)
+            {
+                __client._sendByte(ch);
+                __client._sendByte(TelnetCommand.IAC);
+            }
+            else
+                __client._sendByte(ch);
+        }
+    }
+
+
+    /***
+     * Writes a byte array to the stream.
+     * <p>
+     * @param buffer  The byte array to write.
+     * @exception IOException If an error occurs while writing to the underlying
+     *            stream.
+     ***/
+    @Override
+    public void write(byte buffer[]) throws IOException
+    {
+        write(buffer, 0, buffer.length);
+    }
+
+
+    /***
+     * Writes a number of bytes from a byte array to the stream starting from
+     * a given offset.
+     * <p>
+     * @param buffer  The byte array to write.
+     * @param offset  The offset into the array at which to start copying data.
+     * @param length  The number of bytes to write.
+     * @exception IOException If an error occurs while writing to the underlying
+     *            stream.
+     ***/
+    @Override
+    public void write(byte buffer[], int offset, int length) throws IOException
+    {
+        synchronized (__client)
+        {
+            while (length-- > 0)
+                write(buffer[offset++]);
+        }
+    }
+
+    /*** Flushes the stream. ***/
+    @Override
+    public void flush() throws IOException
+    {
+        __client._flushOutputStream();
+    }
+
+    /*** Closes the stream. ***/
+    @Override
+    public void close() throws IOException
+    {
+        __client._closeOutputStream();
+    }
+}
-- 
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