1 files changed, 68 insertions, 0 deletions
diff --git a/src/main/java/io/devnulllabs/openjava/tools/parser/CustomTokenManager.java b/src/main/java/io/devnulllabs/openjava/tools/parser/CustomTokenManager.java
new file mode 100644
index 0000000..08967d9
--- /dev/null
+++ b/src/main/java/io/devnulllabs/openjava/tools/parser/CustomTokenManager.java
@@ -0,0 +1,68 @@
+/*
+ * CustomTokenManager.java
+ *
+ * comments here.
+ *
+ * @author   Michiaki Tatsubori
+ * @version  %VERSION% %DATE%
+ * @see      java.lang.Object
+ *
+ * COPYRIGHT 1998 by Michiaki Tatsubori, ALL RIGHTS RESERVED.
+ */
+package io.devnulllabs.openjava.tools.parser;
+
+
+import io.devnulllabs.openjava.mop.Environment;
+import io.devnulllabs.openjava.syntax.TokenSource;
+
+
+/**
+ * The class <code>CustomTokenManager</code>
+ * <p>
+ * For example
+ * <pre>
+ * </pre>
+ * <p>
+ *
+ * @author   Michiaki Tatsubori
+ * @version  1.0
+ * @since    $Id: CustomTokenManager.java,v 1.2 2003/02/19 02:55:01 tatsubori Exp $
+ * @see java.lang.Object
+ */
+public final class CustomTokenManager
+    extends ParserTokenManager
+    implements TokenSource
+{
+    private Parser parser;
+    private Environment env;
+
+    int pointer = 0;
+    int offset = 0;
+
+    public CustomTokenManager( Parser parser, Environment env ) {
+        super( null );
+        this.parser = parser;
+    this.env = env;
+    }
+
+    public Environment getEnvironment() {
+    return env;
+    }
+
+    public void assume() { offset = pointer; }
+    public void restore() { pointer = offset; }
+    public void fix() {
+        for (int i = offset; i < pointer; ++i) {
+             parser.getNextToken();
+        }
+        pointer = 0;  offset = 0;
+    }
+    public Token getNextToken() {
+        return parser.getToken( ++pointer );
+    }
+
+    public Token getToken( int i ) {
+        return parser.getToken( pointer + i );
+    }
+
+}