Made it possible to create a android device that connects to any device

.idea/dictionaries/vidstige.xml

@@ -0,0 +1,7 @@
+<component name="ProjectDictionaryState">
+  <dictionary name="vidstige">
+    <words>
+      <w>jadb</w>
+    </words>
+  </dictionary>
+</component>

src/se/vidstige/jadb/AndroidDevice.java

@@ -3,26 +3,56 @@ package se.vidstige.jadb;
 import java.io.IOException;
 
 public class AndroidDevice {
-	private final String serial;
+	private String serial;
 	private Transport transport;
-	
+	private boolean selected = false;
+
 	AndroidDevice(String serial, String type, Transport transport) {
 		this.serial = serial;
 		this.transport = transport;
-	}	
-	
+	}
+
+    static AndroidDevice createAny(Transport transport) { return new AndroidDevice(transport); }
+
+    private AndroidDevice(Transport transport)
+    {
+        serial = null;
+        this.transport = transport;
+    }
+
+    private void selectTransport() throws IOException, JadbException {
+        if (!selected)
+        {
+            if (serial == null)
+            {
+                transport.send("host:transport-any");
+                transport.verifyResponse();
+            }
+            else
+            {
+                transport.send("host:transport:" + serial);
+                transport.verifyResponse();
+
+            }
+            selected = true;
+        }
+    }
+
 	public String getSerial()
 	{
-		return serial;		
+		return serial;
 	}
 
 	public String getState() throws IOException, JadbException {
+        selectTransport();
 		transport.send(getPrefix() +  "get-state");
 		transport.verifyResponse();
 		return transport.readString();
 	}
 
 	public void executeShell(String command, String ... args) throws IOException, JadbException {
+        selectTransport();
+
 		StringBuilder shellLine = new StringBuilder(command);
 		for (String arg : args)
 		{
@@ -32,15 +62,15 @@ public class AndroidDevice {
 			shellLine.append(arg);	
 		}
 		send("shell:" + shellLine.toString());
-		transport.verifyResponse();
 	}
 	
-	public void push(String localPath, String remotePath) {
-		
+	public void push(String localPath, String remotePath) throws IOException, JadbException {
+		selectTransport();
 	}
-	
-	private void send(String command) throws IOException {
-		transport.send(getPrefix() + command);
+
+	private void send(String command) throws IOException, JadbException {
+		transport.send(command);
+        transport.verifyResponse();
 	}
 	
 	private String getPrefix() {

src/se/vidstige/jadb/JadbConnection.java

@@ -2,7 +2,6 @@ package se.vidstige.jadb;
 
 import java.io.IOException;
 import java.net.Socket;
-import java.net.UnknownHostException;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -15,12 +14,12 @@ public class JadbConnection {
 	
 	private final Transport main;
 	
-	public JadbConnection() throws UnknownHostException, IOException
+	public JadbConnection() throws IOException
 	{
 		this("localhost", DEFAULTPORT);
 	}
 	
-	public JadbConnection(String host, int port) throws UnknownHostException, IOException
+	public JadbConnection(String host, int port) throws IOException
 	{
 		this.host = host;
 		this.port = port;
@@ -57,4 +56,8 @@ public class JadbConnection {
 		}
 		return devices;
 	}
+
+    public AndroidDevice getAnyDevice() {
+        return AndroidDevice.createAny(main);
+    }
 }