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

processing/app/PdeCompilerKjc.java

@@ -0,0 +1,69 @@
+// -*- Mode: JDE; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+
+// The existing Kjc code lives here, and can someday go away.
+
+import java.io.*;
+
+
+public class PdeCompilerKjc extends PdeCompiler {
+
+  public PdeCompilerKjc(String buildPath, String className, PdeEditor editor) {
+    super(buildPath, className, editor);
+  }
+
+  public boolean compileJava(PrintStream leechErr) {
+
+    System.setErr(leechErr); // redirect stderr to our leech filter
+
+    String args[] = new String[2];
+    args[0] = "-d" + buildPath;
+    args[1] = buildPath + File.separator + className + ".java";
+    //System.out.println("args = " + args[0] + " " + args[1]);
+
+    boolean success = at.dms.kjc.Main.compile(args);
+
+    System.setErr(PdeEditorConsole.consoleErr);
+
+    //System.err.println("success = " + success);
+    return success;
+  }
+
+  // part of the PdeMessageConsumer interface
+  //
+  public void message(String s) {
+    // as in: lib\build\Temporary_5476_6442.java:88: caution:Assignment of an expression to itself [KOPI]
+    if (s.indexOf("caution") != -1) return;
+
+    //
+    //System.out.println("leech2: " + new String(b, offset, length));
+    //String s = new String(b, offset, length);
+    //if (s.indexOf(tempFilename) == 0) {
+    String fullTempFilename = buildPath + File.separator + className + ".java";
+    if (s.indexOf(fullTempFilename) == 0) {
+      String s1 = s.substring(fullTempFilename.length() + 1);
+      int colon = s1.indexOf(':');
+      int lineNumber = Integer.parseInt(s1.substring(0, colon));
+      //System.out.println("pde / line number: " + lineNumber);
+
+      //String s2 = s1.substring(colon + 2);
+      int err = s1.indexOf("error:");
+      if (err != -1) {
+        //err += "error:".length();
+        String description = s1.substring(err + "error:".length());
+        description = description.trim();
+        //exception = new PdeException(description, lineNumber-2);
+        exception = new PdeException(description, lineNumber-1);
+        editor.error(exception);
+
+      } else {
+        System.err.println("i suck: " + s);
+      }
+
+    } else {
+      //System.err.println("don't understand: " + s);
+      exception = new PdeException("Error while compiling, " + 
+                                   "please send code to bugs@proce55ing.net");
+      editor.error(exception);
+    }
+  }
+}