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authorKenny Root <kenny@the-b.org>2015-07-18 11:30:18 -0700
committerKenny Root <kenny@the-b.org>2015-07-18 11:30:18 -0700
commit2f5f3754dce85212a71138fd80c2300b73461908 (patch)
treeac51a1c9f143bc77a0cfec2e7da1b7c184394a98 /sshlib/src/main/java/com/trilead/ssh2/LocalStreamForwarder.java
parent0cf7ac30faecc82e04b080f418b08758624b07f5 (diff)
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Rename project to sshlib
Diffstat (limited to 'sshlib/src/main/java/com/trilead/ssh2/LocalStreamForwarder.java')
-rw-r--r--sshlib/src/main/java/com/trilead/ssh2/LocalStreamForwarder.java78
1 files changed, 78 insertions, 0 deletions
diff --git a/sshlib/src/main/java/com/trilead/ssh2/LocalStreamForwarder.java b/sshlib/src/main/java/com/trilead/ssh2/LocalStreamForwarder.java
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+++ b/sshlib/src/main/java/com/trilead/ssh2/LocalStreamForwarder.java
@@ -0,0 +1,78 @@
+
+package com.trilead.ssh2;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+import com.trilead.ssh2.channel.Channel;
+import com.trilead.ssh2.channel.ChannelManager;
+import com.trilead.ssh2.channel.LocalAcceptThread;
+
+
+/**
+ * A <code>LocalStreamForwarder</code> forwards an Input- and Outputstream
+ * pair via the secure tunnel to another host (which may or may not be identical
+ * to the remote SSH-2 server).
+ *
+ * @author Christian Plattner, plattner@trilead.com
+ * @version $Id: LocalStreamForwarder.java,v 1.1 2007/10/15 12:49:56 cplattne Exp $
+ */
+public class LocalStreamForwarder
+{
+ ChannelManager cm;
+
+ String host_to_connect;
+ int port_to_connect;
+ LocalAcceptThread lat;
+
+ Channel cn;
+
+ LocalStreamForwarder(ChannelManager cm, String host_to_connect, int port_to_connect) throws IOException
+ {
+ this.cm = cm;
+ this.host_to_connect = host_to_connect;
+ this.port_to_connect = port_to_connect;
+
+ cn = cm.openDirectTCPIPChannel(host_to_connect, port_to_connect, "127.0.0.1", 0);
+ }
+
+ /**
+ * @return An <code>InputStream</code> object.
+ * @throws IOException
+ */
+ public InputStream getInputStream() throws IOException
+ {
+ return cn.getStdoutStream();
+ }
+
+ /**
+ * Get the OutputStream. Please be aware that the implementation MAY use an
+ * internal buffer. To make sure that the buffered data is sent over the
+ * tunnel, you have to call the <code>flush</code> method of the
+ * <code>OutputStream</code>. To signal EOF, please use the
+ * <code>close</code> method of the <code>OutputStream</code>.
+ *
+ * @return An <code>OutputStream</code> object.
+ * @throws IOException
+ */
+ public OutputStream getOutputStream() throws IOException
+ {
+ return cn.getStdinStream();
+ }
+
+ /**
+ * Close the underlying SSH forwarding channel and free up resources.
+ * You can also use this method to force the shutdown of the underlying
+ * forwarding channel. Pending output (OutputStream not flushed) will NOT
+ * be sent. Pending input (InputStream) can still be read. If the shutdown
+ * operation is already in progress (initiated from either side), then this
+ * call is a no-op.
+ *
+ * @throws IOException
+ */
+ public void close() throws IOException
+ {
+ cm.closeChannel(cn, "Closed due to user request.", true);
+ }
+}