checkpoint

[sbp.git] / src / edu / berkeley / sbp / util / PrintableTree.java

diff --git a/src/edu/berkeley/sbp/util/PrintableTree.java b/src/edu/berkeley/sbp/util/PrintableTree.java
index a6c2f6e..8e12956 100644 (file)
--- a/src/edu/berkeley/sbp/util/PrintableTree.java
+++ b/src/edu/berkeley/sbp/util/PrintableTree.java
@@ -17,7 +17,7 @@ public abstract class PrintableTree<T extends PrintableTree> implements Iterable
 
     private boolean basic() { return toString().length() < MAXCHARS; }
     public String toPrettyString() { return toPrettyString("\n"); }
-    public StringBuffer toPrettyString(StringBuffer sb) { sb.append(this); return sb; }
+    public StringBuffer toPrettyString(StringBuffer sb) { sb.append(toPrettyString()); return sb; }
     private String toPrettyString(String nl) {
         String str = toString();
         if (str.length() < MAXCHARS) return str;
@@ -70,7 +70,7 @@ public abstract class PrintableTree<T extends PrintableTree> implements Iterable
     public void toJava(StringBuffer sb) {
         sb.append("new "+this.getClass().getName()+"(null, ");
         String head = headToJava();
-        sb.append(head==null ? "null" : "\"" + head + "\"");
+        sb.append(head);
         sb.append(", new "+this.getClass().getName()+"[] { ");
         boolean first = true;
         for(T t : this) {