mb.appendCallVirtual("java.lang.StringBuffer.append",
"(Ljava/lang/String;)Ljava/lang/StringBuffer;");
mb.appendCallVirtual("java.lang.StringBuffer.toString",
"()Ljava/lang/String;");
mb.appendCreateNew(MethodBuilder.FRAMEWORK_EXCEPTION_CLASS);
mb.appendDUP_X1();
mb.appendSWAP();
mb.appendCallInit(MethodBuilder.FRAMEWORK_EXCEPTION_CLASS,
MethodBuilder.EXCEPTION_CONSTRUCTOR_SIGNATURE1);
mb.appendThrow();
if (iffounds.length > 0) {