~~~ /** * Copyright 2009-2017 the original author or authors. * * Licensed 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 org.apache.ibatis.scripting.xmltags; /** * @author Clinton Begin */ public class IfSqlNode implements SqlNode { private final ExpressionEvaluator evaluator; private final String test; private final SqlNode contents; public IfSqlNode(SqlNode contents, String test) { this.test = test; this.contents = contents; this.evaluator = new ExpressionEvaluator(); } @Override public boolean apply(DynamicContext context) { if (evaluator.evaluateBoolean(test, context.getBindings())) { contents.apply(context); return true; } return false; } } ~~~