76 lines
2.3 KiB
Java
76 lines
2.3 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.compiler;
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import java.util.HashMap;
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import org.apache.jasper.JasperException;
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/**
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* Repository of {page, request, session, application}-scoped beans
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*
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* @author Mandar Raje
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* @author Remy Maucherat
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*/
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public class BeanRepository {
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private final HashMap<String, String> beanTypes;
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private final ClassLoader loader;
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private final ErrorDispatcher errDispatcher;
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/**
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* Constructor.
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* @param loader The class loader
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* @param err The error dispatcher that will be used to report errors
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*/
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public BeanRepository(ClassLoader loader, ErrorDispatcher err) {
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this.loader = loader;
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this.errDispatcher = err;
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beanTypes = new HashMap<>();
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}
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public void addBean(Node.UseBean n, String s, String type, String scope)
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throws JasperException {
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if (!(scope == null || scope.equals("page") || scope.equals("request")
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|| scope.equals("session") || scope.equals("application"))) {
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errDispatcher.jspError(n, "jsp.error.usebean.badScope");
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}
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beanTypes.put(s, type);
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}
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public Class<?> getBeanType(String bean)
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throws JasperException {
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Class<?> clazz = null;
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try {
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clazz = loader.loadClass(beanTypes.get(bean));
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} catch (ClassNotFoundException ex) {
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throw new JasperException (ex);
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}
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return clazz;
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}
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public boolean checkVariable(String bean) {
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return beanTypes.containsKey(bean);
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}
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}
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