Backend refactoring: KjcEngine has been split up into separate classes for preprocessing, compiling, and running.

app/PdeMessageStream.java

@@ -0,0 +1,36 @@
+// -*- Mode: JDE; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+
+import java.io.*;
+
+class PdeMessageStream extends OutputStream {
+
+  PdeEditor editor;
+  PdeMessageConsumer messageConsumer;
+
+  public PdeMessageStream(PdeEditor editor,
+                          PdeMessageConsumer messageConsumer) {
+    this.editor = editor;
+    this.messageConsumer = messageConsumer;
+  }
+
+  public void setMessageConsumer(PdeMessageConsumer messageConsumer) {
+    this.messageConsumer = messageConsumer;
+  }
+
+  public void close() { }
+
+  public void flush() { }
+
+  public void write(byte b[]) { 
+    System.out.println("leech1: " + new String(b));
+  }
+
+  public void write(byte b[], int offset, int length) {
+    //System.out.println("leech2: " + new String(b));
+    this.messageConsumer.message(new String(b, offset, length));
+  }
+
+  public void write(int b) {
+    System.out.println("leech3: '" + ((char)b) + "'");
+  }
+}