/**
*
*/
package org.activejpa.utils;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.activejpa.jpa.JPA;
import org.activejpa.jpa.JPAContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author ganeshs
*
*/
public class OpenSessionInViewFilter implements Filter {
private static final Logger logger = LoggerFactory.getLogger(OpenSessionInViewFilter.class);
@Override
public void destroy() {
}
@Override
public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
JPAContext context = JPA.instance.getDefaultConfig().getContext();
context.getEntityManager();
logger.debug("Initialized context and transaction");
try {
logger.debug("Executing ServletRequest");
chain.doFilter(request, response);
logger.debug("Done with execution of ServletRequest");
} finally {
logger.debug("Closing context and transaction");
if (context.isTxnOpen()) {
context.closeTxn(true);
}
context.close();
logger.debug("Closed context and transaction");
}
}
@Override
public void init(FilterConfig config) throws ServletException {
}
}