先看TemplatesImpl#defineTransletClasses()方法:
private void defineTransletClasses() throws TransformerConfigurationException { if (_bytecodes == null) { ErrorMsg err = new ErrorMsg(ErrorMsg.NO_TRANSLET_CLASS_ERR); throw new TransformerConfigurationException(err.toString()); } TransletClassLoader loader = (TransletClassLoader) AccessController.doPrivileged(new PrivilegedAction() { public Object run() { return new TransletClassLoader(ObjectFactory.findClassLoader(),_tfactory.getExternalExtensionsMap()); } }); try { final int classCount = _bytecodes.length; _class = new Class[classCount]; if (classCount > 1) { _auxClasses = new HashMap<>(); } for (int i = 0; i < classCount; i++) { _class[i] = loader.defineClass(_bytecodes[i]);//在这里调用了defineClass final Class superClass = _class[i].getSuperclass(); // Check if this is the main class if (superClass.getName().equals(ABSTRACT_TRANSLET)) { _transletIndex = i; } else { _auxClasses.put(_class[i].getName(), _class[i]); } } if (_transletIndex < 0) { ErrorMsg err= new ErrorMsg(ErrorMsg.NO_MAIN_TRANSLET_ERR, _name); throw new TransformerConfigurationException(err.toString()); } } catch (ClassFormatError e) { ErrorMsg err = new ErrorMsg(ErrorMsg.TRANSLET_CLASS_ERR, _name); throw new TransformerConfigurationException(err.toString()); } catch (LinkageError e) { ErrorMsg err = new ErrorMsg(ErrorMsg.TRANSLET_OBJECT_ERR, _name); throw new TransformerConfigurationException(err.toString()); } }
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