1 files changed, 57 insertions, 0 deletions
diff --git a/tutorial/examples/facemake/FaceProvidedClass.oj b/tutorial/examples/facemake/FaceProvidedClass.oj
new file mode 100644
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+++ b/tutorial/examples/facemake/FaceProvidedClass.oj
@@ -0,0 +1,57 @@
+/*
+ * FaceProvidedClass.oj
+ *
+ * @author   Michiaki Tatsubori
+ * @see      java.lang.Object
+ *
+ * COPYRIGHT 1999 by Michiaki Tatsubori, ALL RIGHTS RESERVED.
+ */
+package examples.facemake;
+
+
+import openjava.mop.*;
+import openjava.ptree.*;
+import openjava.syntax.*;
+
+
+public class FaceProvidedClass instantiates Metaclass extends OJClass
+{
+    /* overrides for translation */
+    public convenient void translateDefinition() throws MOPException {
+    OJMethod[] methods = getMethods();
+    String fname = getName() + "Face";
+    FaceProvidedClass face = createEmptyInterface(fname);
+    OJSystem.addNewClass(face);
+    for (int i = 0; i < methods.length; ++i) {
+        OJMethod fmtd = OJMethod.makePrototype(methods[i]);
+        OJModifier modif = fmtd.getModifiers();
+        if (modif.isStatic())  continue;  /* non-static only */
+        if (isMethodOfObject(methods[i]))  continue;
+        fmtd.setModifiers( OJModifier.PUBLIC );
+        face.addMethod(fmtd);
+    }
+    addInterface(face);
+    }
+
+    public static FaceProvidedClass createEmptyInterface(String qname) {
+    String pack = Environment.toPackageName(qname);
+    String sname = Environment.toSimpleName(qname);
+    ClassDeclaration cd
+        = new ClassDeclaration(new ModifierList(ModifierList.PUBLIC),
+                   sname, new TypeName[0], new TypeName[0],
+                   new MemberDeclarationList(), false );
+       FileEnvironment env = new FileEnvironment(OJSystem.env, pack, sname);
+    return new FaceProvidedClass(env, null, cd);
+    }
+
+    public static boolean isMethodOfObject(OJMethod m) {
+    try {
+        OJClass clazz = OJSystem.OBJECT;
+        clazz.getMethod(m.getName(), m.getParameterTypes(), clazz);
+        return true;
+    } catch (NoSuchMemberException ex) {
+        return false;
+    }
+    }
+
+}