diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..afd8277
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "bitshift/parser/pylj"]
+	path = bitshift/parser/pylj
+	url = git@github.com:musiKk/plyj.git
diff --git a/bitshift/config.py b/bitshift/config.py
index e69e367..6c7be42 100644
--- a/bitshift/config.py
+++ b/bitshift/config.py
@@ -4,13 +4,3 @@ Module to contain definitions of all Flask variables required by the app module.
 
 DEBUG = True
 SECRET_KEY = "\x89\x87\x9a9\xab{\xda\xfe.28\xb4\x18\x01\x95]]\xd2\xeaen\xe0Ot"
-
-LANG_PYTHON = 0
-LANG_C = 1
-LANG_JAVA = 2
-
-PYG_IDS = {
-    "Python": LANG_PYTHON,
-    "C": LANG_C,
-    "JAVA": LANG_JAVA
-}
diff --git a/bitshift/languages.py b/bitshift/languages.py
new file mode 100644
index 0000000..6775711
--- /dev/null
+++ b/bitshift/languages.py
@@ -0,0 +1,2 @@
+
+LANGS = ["Python", "C"]
diff --git a/bitshift/parser/__init__.py b/bitshift/parser/__init__.py
index 3476487..d3915fc 100644
--- a/bitshift/parser/__init__.py
+++ b/bitshift/parser/__init__.py
@@ -1,7 +1,6 @@
 from .python import parse_py
 from .c import parse_c
-from .java import parse_java
-from bitshift.config import LANG_PYTHON, LANG_C, LANG_JAVA, PYG_IDS
+from ..languages import LANGS
 import pygments.lexers as pgl
 
 _all__ = ["parse"]
@@ -21,9 +20,9 @@ def _lang(codelet):
     if codelet.filename is not None:
         return pgl.guess_lexer_for_filename(codelet.filename).name
 
-    return PYG_IDS[pgl.guess_lexer(codelet.code)]
+    return LANGS.index(pgl.guess_lexer(codelet.code))
 
-def parser(codelet):
+def parse(codelet):
     """
     Dispatch codelet to correct parser by language of code.
 
@@ -34,10 +33,8 @@ def parser(codelet):
 
     lang = _lang(codelet)
 
-    if lang == LANG_PYTHON:
+    if lang == LANGS.index("Python"):
         parse_py(codelet)
-    elif lang == LANG_C:
+    elif lang == LANGS.index("C"):
         parse_c(codelet)
-    elif lang == LANG_JAVA:
-        parse_java(codelet)
 
diff --git a/bitshift/parser/c.py b/bitshift/parser/c.py
index 7754b81..50ee6eb 100644
--- a/bitshift/parser/c.py
+++ b/bitshift/parser/c.py
@@ -1,6 +1,6 @@
 from pycparser import c_parser, c_ast
 
-class CTreeCutter(c_ast.NodeVisitor):
+class _TreeCutter(c_ast.NodeVisitor):
     """
     Local node visitor for c abstract syntax trees.
 
@@ -18,7 +18,7 @@ class CTreeCutter(c_ast.NodeVisitor):
 
     def __init__(self):
         """
-        Create a CTreeCutter instance.
+        Create a _TreeCutter instance.
         """
 
         self.accum = {'vars': {}, 'functions': {}, 'structs': {}}
@@ -101,6 +101,6 @@ def parse_c(codelet):
     """
 
     tree = c_parser.CParser().parse(codelet.code)
-    cutter = CTreeCutter()
+    cutter = _TreeCutter()
     cutter.visit(tree)
     codelet.symbols = cutter.accum
diff --git a/bitshift/parser/java.py b/bitshift/parser/java.py
deleted file mode 100644
index a495a10..0000000
--- a/bitshift/parser/java.py
+++ /dev/null
@@ -1,3 +0,0 @@
-
-def parse_java():
-    pass
diff --git a/bitshift/parser/pylj b/bitshift/parser/pylj
new file mode 160000
index 0000000..323dd4e
--- /dev/null
+++ b/bitshift/parser/pylj
@@ -0,0 +1 @@
+Subproject commit 323dd4e266b47579aef2347e68214a6fbe083add
diff --git a/bitshift/parser/python.py b/bitshift/parser/python.py
index 8c59301..1e011fb 100644
--- a/bitshift/parser/python.py
+++ b/bitshift/parser/python.py
@@ -1,6 +1,6 @@
 import ast
 
-class PyTreeCutter(ast.NodeVisitor):
+class _TreeCutter(ast.NodeVisitor):
     """
     Local node visitor for python abstract syntax trees.
 
@@ -18,7 +18,7 @@ class PyTreeCutter(ast.NodeVisitor):
 
     def __init__(self):
         """
-        Create a PyTreeCutter instance.
+        Create a _TreeCutter instance.
         """
 
         self.accum = {'vars': {}, 'functions': {}, 'classes': {}}
@@ -121,6 +121,6 @@ def parse_py(codelet):
     """
 
     tree = ast.parse(codelet.code)
-    cutter = PyTreeCutter()
+    cutter = _TreeCutter()
     cutter.visit(tree)
     codelet.symbols = cutter.accum