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- /*
- * Copyright (C) 2009-2010, Google Inc. and others
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Distribution License v. 1.0 which is available at
- * https://www.eclipse.org/org/documents/edl-v10.php.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
- package org.eclipse.jgit.http.server;
-
- import static javax.servlet.http.HttpServletResponse.SC_FORBIDDEN;
- import static org.eclipse.jgit.http.server.ServletUtils.getRepository;
-
- 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 javax.servlet.http.HttpServletResponse;
-
- import org.eclipse.jgit.internal.storage.file.ObjectDirectory;
- import org.eclipse.jgit.lib.Repository;
-
- /**
- * Requires the target {@link Repository} to be available via local filesystem.
- * <p>
- * The target {@link Repository} must be using a {@link ObjectDirectory}, so the
- * downstream servlet can directly access its contents on disk.
- */
- class IsLocalFilter implements Filter {
- /** {@inheritDoc} */
- @Override
- public void init(FilterConfig config) throws ServletException {
- // Do nothing.
- }
-
- /** {@inheritDoc} */
- @Override
- public void destroy() {
- // Do nothing.
- }
-
- /** {@inheritDoc} */
- @Override
- public void doFilter(ServletRequest request, ServletResponse response,
- FilterChain chain) throws IOException, ServletException {
- if (isLocal(getRepository(request)))
- chain.doFilter(request, response);
- else
- ((HttpServletResponse) response).sendError(SC_FORBIDDEN);
- }
-
- private static boolean isLocal(Repository db) {
- return db.getObjectDatabase() instanceof ObjectDirectory;
- }
- }
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