org.apache.jasper.compiler.BeanRepository Maven / Gradle / Ivy
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package org.apache.jasper.compiler;
import java.util.HashMap;
import org.apache.jasper.JasperException;
/**
* Repository of {page, request, session, application}-scoped beans
*
* @author Mandar Raje
*/
class BeanRepository {
private HashMap beanTypes;
private ClassLoader loader;
private ErrorDispatcher errDispatcher;
/*
* Constructor.
*/
public BeanRepository(ClassLoader loader, ErrorDispatcher err) {
this.loader = loader;
this.errDispatcher = err;
beanTypes = new HashMap();
}
public void addBean(Node.UseBean n, String s, String type, String scope)
throws JasperException {
if (scope == null || scope.equals("page") ||
scope.equals("request") ||
scope.equals("session") ||
scope.equals("application") )
{
beanTypes.put(s, type);
} else {
errDispatcher.jspError(n, "jsp.error.invalid.scope", scope);
}
}
public Class getBeanType(String bean) throws JasperException {
Class clazz = null;
try {
clazz = loader.loadClass (beanTypes.get(bean));
} catch (ClassNotFoundException ex) {
throw new JasperException (ex);
}
return clazz;
}
public boolean checkVariable (String bean) {
return beanTypes.containsKey(bean);
}
}