Add support for multiline text fields.

guacamole/src/main/java/org/glyptodon/guacamole/net/basic/ProtocolParameter.java

@@ -58,7 +58,13 @@ public class ProtocolParameter {
          * An enumerated parameter, whose legal values are fully enumerated
          * by a provided, finite list.
          */
-        ENUM
+        ENUM,
+
+        /**
+         * A text parameter that can span more than one line.
+         */
+        MULTILINE
+
     }
 
     /**

guacamole/src/main/java/org/glyptodon/guacamole/net/basic/crud/protocols/List.java

@@ -166,6 +166,11 @@ public class List extends AuthenticatingHttpServlet {
                     xml.writeAttribute("type", "enum");
                     break;
 
+                // Multiline parameter
+                case MULTILINE:
+                    xml.writeAttribute("type", "multiline");
+                    break;
+
                 // If unknown, fail explicitly
                 default:
                     throw new UnsupportedOperationException(

guacamole/src/main/java/org/glyptodon/guacamole/net/basic/xml/protocol/ParamTagHandler.java

@@ -61,6 +61,10 @@ public class ParamTagHandler implements TagHandler {
         else if ("enum".equals(type))
             protocolParameter.setType(ProtocolParameter.Type.ENUM);
 
+        // Multiline field
+        else if ("multiline".equals(type))
+            protocolParameter.setType(ProtocolParameter.Type.MULTILINE);
+
         // Boolean field
         else if ("boolean".equals(type)) {
             protocolParameter.setType(ProtocolParameter.Type.BOOLEAN);