63 lines
2.4 KiB
Java
63 lines
2.4 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.jasper.el;
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import javax.el.ExpressionFactory;
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import javax.el.ValueExpression;
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import javax.servlet.jsp.el.ELException;
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import javax.servlet.jsp.el.ELParseException;
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import javax.servlet.jsp.el.Expression;
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import javax.servlet.jsp.el.ExpressionEvaluator;
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import javax.servlet.jsp.el.FunctionMapper;
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import javax.servlet.jsp.el.VariableResolver;
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@Deprecated
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public final class ExpressionEvaluatorImpl extends ExpressionEvaluator {
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private final ExpressionFactory factory;
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public ExpressionEvaluatorImpl(ExpressionFactory factory) {
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this.factory = factory;
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}
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@Override
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public Expression parseExpression(String expression,
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@SuppressWarnings("rawtypes") Class expectedType,
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FunctionMapper fMapper) throws ELException {
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try {
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ELContextImpl ctx =
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new ELContextImpl(ELContextImpl.getDefaultResolver(factory));
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if (fMapper != null) {
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ctx.setFunctionMapper(new FunctionMapperImpl(fMapper));
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}
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ValueExpression ve = this.factory.createValueExpression(ctx, expression, expectedType);
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return new ExpressionImpl(ve, factory);
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} catch (javax.el.ELException e) {
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throw new ELParseException(e.getMessage());
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}
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}
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@Override
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public Object evaluate(String expression,
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@SuppressWarnings("rawtypes") Class expectedType,
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VariableResolver vResolver, FunctionMapper fMapper)
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throws ELException {
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return this.parseExpression(expression, expectedType, fMapper).evaluate(vResolver);
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}
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}
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