freemarker.ext.jsp.JspContextModel Maven / Gradle / Ivy
/*
* 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.jsp;
import javax.servlet.jsp.PageContext;
import freemarker.ext.beans.BeansWrapper;
import freemarker.template.TemplateHashModel;
import freemarker.template.TemplateModel;
import freemarker.template.TemplateModelException;
/**
* @Deprecated This is used by the deprecated {@link FreemarkerTag}.
*/
@Deprecated
class JspContextModel
implements
TemplateHashModel {
public static final int ANY_SCOPE = -1;
public static final int PAGE_SCOPE = PageContext.PAGE_SCOPE;
public static final int REQUEST_SCOPE = PageContext.REQUEST_SCOPE;
public static final int SESSION_SCOPE = PageContext.SESSION_SCOPE;
public static final int APPLICATION_SCOPE = PageContext.APPLICATION_SCOPE;
private final PageContext pageContext;
private final int scope;
public JspContextModel(PageContext pageContext, int scope) {
this.pageContext = pageContext;
this.scope = scope;
}
@Override
public TemplateModel get(String key) throws TemplateModelException {
Object bean = scope == ANY_SCOPE ? pageContext.findAttribute(key) : pageContext.getAttribute(key, scope);
return BeansWrapper.getDefaultInstance().wrap(bean);
}
@Override
public boolean isEmpty() {
return false;
}
}