| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package freemarker.ext.jython; |
| |
| import org.python.core.PyObject; |
| |
| /** |
| * Functions that has a different implementation depending on the Jython version |
| * used. This was introduced to work around class-loading errors because of |
| * different classes/methods being present in different Jython versions. |
| */ |
| public abstract class JythonVersionAdapter { |
| |
| /** |
| * Returns |
| * <code>obj instanceof Py[Java]Instance</code>. |
| */ |
| public abstract boolean isPyInstance(Object obj); |
| |
| /** |
| * Returns |
| * <code>((PyInstance) py[Java]Instance).__tojava__(java.lang.Object.class)</code>. |
| */ |
| public abstract Object pyInstanceToJava(Object pyInstance); |
| |
| /** |
| * Returns <code>pyObject.__class__.__name__</code> |
| */ |
| public abstract String getPythonClassName(PyObject pyObject); |
| |
| } |