/*
* Copyright 2007 Ivan Dubrov
* Copyright 2007 Robin Helgelin
*
* 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 nu.localhost.tapestry5.springsecurity.services.internal;
import java.io.IOException;
import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.apache.tapestry5.services.Request;
import org.apache.tapestry5.services.RequestFilter;
import org.apache.tapestry5.services.RequestGlobals;
import org.apache.tapestry5.services.RequestHandler;
import org.apache.tapestry5.services.Response;
/**
* @author Ivan Dubrov
*/
public class RequestFilterWrapper implements RequestFilter {
private RequestGlobals globals;
private Filter filter;
public RequestFilterWrapper(final RequestGlobals globals,
final Filter filter) {
this.globals = globals;
this.filter = filter;
}
public final boolean service(final Request request,
final Response response, final RequestHandler handler)
throws IOException {
// TODO: Thread safety!
// Assume request handled if filter chain is NOT executed
final boolean[] res = new boolean[] {true};
try {
filter.doFilter(globals.getHTTPServletRequest(), globals
.getHTTPServletResponse(), new FilterChain() {
public void doFilter(final ServletRequest req,
final ServletResponse resp) throws IOException,
ServletException {
res[0] = handler.service(request, response);
}
});
} catch (ServletException e) {
IOException ex = new IOException(e.getMessage());
ex.initCause(e);
throw ex;
}
return res[0];
}
}