From fd76d49c7d7bbed4775818390e47b958ee50f469 Mon Sep 17 00:00:00 2001
From: Dmitriy Kargapolov <dmitriy.kargapolov@gmail.com>
Date: Sat, 31 Jan 2015 23:18:23 -0500
Subject: jinterface: transport factory implementation

Transport factory basic implementation added. This makes possible
creating connections between nodes using ssh channels for example.
Default transport factory based on standart Socket/ServerSocket
classes is provided. Modifications are backward compatible.
---
 .../java_src/com/ericsson/otp/erlang/OtpSelf.java  | 118 ++++++++++++++++++++-
 1 file changed, 113 insertions(+), 5 deletions(-)

(limited to 'lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java')

diff --git a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java
index 166dac5701..5b9d13ad81 100644
--- a/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java
+++ b/lib/jinterface/java_src/com/ericsson/otp/erlang/OtpSelf.java
@@ -19,8 +19,6 @@
 package com.ericsson.otp.erlang;
 
 import java.io.IOException;
-import java.net.ServerSocket;
-import java.net.Socket;
 import java.net.UnknownHostException;
 
 /**
@@ -48,7 +46,7 @@ import java.net.UnknownHostException;
  *
  */
 public class OtpSelf extends OtpLocalNode {
-    private final ServerSocket sock;
+    private final OtpServerTransport sock;
     private final OtpErlangPid pid;
 
     /**
@@ -67,11 +65,42 @@ public class OtpSelf extends OtpLocalNode {
      * @param node
      *            the name of this node.
      *
+     * @exception IOException
+     *                in case of server transport failure
+     *
      */
     public OtpSelf(final String node) throws IOException {
         this(node, defaultCookie, 0);
     }
 
+    /**
+     * <p>
+     * Create a self node using the default cookie and custom transport factory.
+     * The default cookie is found by reading the first line of the
+     * .erlang.cookie file in the user's home directory. The home directory is
+     * obtained from the System property "user.home".
+     * </p>
+     *
+     * <p>
+     * If the file does not exist, an empty string is used. This method makes no
+     * attempt to create the file.
+     * </p>
+     *
+     * @param node
+     *            the name of this node.
+     *
+     * @param transportFactory
+     *            the transport factory to use when creating connections.
+     *
+     * @exception IOException
+     *                in case of server transport failure
+     *
+     */
+    public OtpSelf(final String node,
+            final OtpTransportFactory transportFactory) throws IOException {
+        this(node, defaultCookie, 0, transportFactory);
+    }
+
     /**
      * Create a self node.
      *
@@ -81,16 +110,95 @@ public class OtpSelf extends OtpLocalNode {
      * @param cookie
      *            the authorization cookie that will be used by this node when
      *            it communicates with other nodes.
+     *
+     * @exception IOException
+     *                in case of server transport failure
      */
     public OtpSelf(final String node, final String cookie) throws IOException {
         this(node, cookie, 0);
     }
 
+    /**
+     * Create a self node.
+     *
+     * @param node
+     *            the name of this node.
+     *
+     * @param cookie
+     *            the authorization cookie that will be used by this node when
+     *            it communicates with other nodes.
+     *
+     * @param transportFactory
+     *            the transport factory to use when creating connections.
+     *
+     * @exception IOException
+     *                in case of server transport failure
+     */
+    public OtpSelf(final String node, final String cookie,
+            final OtpTransportFactory transportFactory) throws IOException {
+        this(node, cookie, 0, transportFactory);
+    }
+
+    /**
+     * Create a self node.
+     *
+     * @param node
+     *            the name of this node.
+     *
+     * @param cookie
+     *            the authorization cookie that will be used by this node when
+     *            it communicates with other nodes.
+     *
+     * @param port
+     *            the port number you wish to use for incoming connections.
+     *            Specifying 0 lets the system choose an available port.
+     *
+     * @param transportFactory
+     *            the transport factory to use when creating connections.
+     *
+     * @exception IOException
+     *                in case of server transport failure
+     */
     public OtpSelf(final String node, final String cookie, final int port)
             throws IOException {
         super(node, cookie);
 
-        sock = new ServerSocket(port);
+        sock = createServerTransport(port);
+
+        if (port != 0) {
+            this.port = port;
+        } else {
+            this.port = sock.getLocalPort();
+        }
+
+        pid = createPid();
+    }
+
+    /**
+     * Create a self node.
+     *
+     * @param node
+     *            the name of this node.
+     *
+     * @param cookie
+     *            the authorization cookie that will be used by this node when
+     *            it communicates with other nodes.
+     *
+     * @param port
+     *            the port number you wish to use for incoming connections.
+     *            Specifying 0 lets the system choose an available port.
+     *
+     * @param transportFactory
+     *            the transport factory to use when creating connections.
+     *
+     * @exception IOException
+     *                in case of server transport failure
+     */
+    public OtpSelf(final String node, final String cookie, final int port,
+            final OtpTransportFactory transportFactory) throws IOException {
+        super(node, cookie, transportFactory);
+
+        sock = createServerTransport(port);
 
         if (port != 0) {
             this.port = port;
@@ -179,7 +287,7 @@ public class OtpSelf extends OtpLocalNode {
      *                authorized to connect.
      */
     public OtpConnection accept() throws IOException, OtpAuthException {
-        Socket newsock = null;
+        OtpTransport newsock = null;
 
         while (true) {
             try {
-- 
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