| /* |
| * 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.core; |
| |
| import freemarker.template.TemplateException; |
| import freemarker.template.TemplateModel; |
| |
| /** |
| * A string built-in whose usage is banned when auto-escaping with a markup-output format is active. |
| * This is just a marker; the actual checking is in {@code FTL.jj}. |
| */ |
| abstract class BuiltInForLegacyEscaping extends BuiltInBannedWhenAutoEscaping { |
| |
| @Override |
| TemplateModel _eval(Environment env) |
| throws TemplateException { |
| TemplateModel tm = target.eval(env); |
| Object moOrStr = EvalUtil.coerceModelToStringOrMarkup(tm, target, null, env); |
| if (moOrStr instanceof String) { |
| return calculateResult((String) moOrStr, env); |
| } else { |
| TemplateMarkupOutputModel<?> mo = (TemplateMarkupOutputModel<?>) moOrStr; |
| if (mo.getOutputFormat().isLegacyBuiltInBypassed(key)) { |
| return mo; |
| } |
| throw new NonStringException(target, tm, env); |
| } |
| } |
| |
| abstract TemplateModel calculateResult(String s, Environment env) throws TemplateException; |
| |
| } |