/*
* Copyright 2012-2014 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.lightadmin.core.view.editor;
import org.springframework.data.mapping.PersistentProperty;
import javax.servlet.ServletException;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.tagext.SimpleTagSupport;
import java.io.IOException;
import java.io.Serializable;
import static javax.servlet.jsp.PageContext.REQUEST_SCOPE;
public class JspFragmentFieldControl extends SimpleTagSupport implements Serializable, Cloneable {
private final String jspPath;
protected PersistentProperty persistentProperty;
protected String field;
public JspFragmentFieldControl(String jspPath) {
this.jspPath = jspPath;
}
@Override
public void doTag() throws JspException, IOException {
addAttribute("field", field);
addAttribute("attributeMetadata", persistentProperty);
prepare();
PageContext pageContext = (PageContext) getJspContext();
try {
pageContext.include(jspPath, true);
} catch (ServletException e) {
throw new JspException(e);
} finally {
pageContext.removeAttribute("field", REQUEST_SCOPE);
pageContext.removeAttribute("attributeMetadata", REQUEST_SCOPE);
}
}
protected void addAttribute(String name, Object value) {
PageContext pageContext = (PageContext) getJspContext();
pageContext.setAttribute(name, value, REQUEST_SCOPE);
}
public void setField(String field) {
this.field = field;
}
public void setPersistentProperty(PersistentProperty persistentProperty) {
this.persistentProperty = persistentProperty;
}
protected void prepare() {
}
}