OJ (aka OpenJava) modernization/mirroring

Signed-off-by: Kenny Ballou <kballou@devnulllabs.io>

1 files changed, 47 insertions, 0 deletions

diff --git a/src/main/java/io/devnulllabs/openjava/ptree/ParseTreeException.java b/src/main/java/io/devnulllabs/openjava/ptree/ParseTreeException.java
new file mode 100644
index 0000000..be546da
--- /dev/null
+++ b/src/main/java/io/devnulllabs/openjava/ptree/ParseTreeException.java
@@ -0,0 +1,47 @@
+/** This subclass of symbol represents (at least) terminal symbols returned
+ *  by the scanner and placed on the parse stack.  At present, this
+ *  class does nothing more than its super class.
+ *
+ * @see java_cup.runtime.symbol
+ * @version last updated: 06/11/97
+ * @author  Michiaki Tatsubori
+ */
+package io.devnulllabs.openjava.ptree;
+
+
+import java.io.PrintStream;
+import java.io.PrintWriter;
+
+
+public class ParseTreeException extends Exception
+{
+    private Exception ex = null;
+
+    public ParseTreeException() {
+    }
+
+    public ParseTreeException( Exception e ) {
+        super( e.getMessage() );
+    this.ex = e;
+    }
+
+    public ParseTreeException( String str ) {
+        super( str );
+    }
+
+    public void printStackTrace( PrintWriter o ) {
+        if (ex != null) {
+        ex.printStackTrace( o );
+    } else {
+        super.printStackTrace( o );
+    }
+    }
+
+    public void printStackTrace( PrintStream o ) {
+        if (ex != null) {
+        ex.printStackTrace( o );
+    } else {
+        super.printStackTrace( o );
+    }
+    }
+}