com.google.gerrit.httpd.plugins.ContextMapper Maven / Gradle / Ivy
// Copyright (C) 2014 The Android Open Source Project
//
// 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 com.google.gerrit.httpd.plugins;
package com.google.gerrit.httpd.plugins;
import com.google.common.base.Strings;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
class ContextMapper {
private static final String PLUGINS_PREFIX = "/plugins/";
private static final String AUTHORIZED_PREFIX = "/a" + PLUGINS_PREFIX;
private final String base;
private final String authorizedBase;
ContextMapper(String contextPath) {
base = Strings.nullToEmpty(contextPath) + PLUGINS_PREFIX;
authorizedBase = Strings.nullToEmpty(contextPath) + AUTHORIZED_PREFIX;
}
private static boolean isAuthorizedCall(HttpServletRequest req) {
return !Strings.isNullOrEmpty(req.getServletPath())
&& req.getServletPath().startsWith(AUTHORIZED_PREFIX);
}
HttpServletRequest create(HttpServletRequest req, String name) {
String contextPath = (isAuthorizedCall(req) ? authorizedBase : base) + name;
return new WrappedRequest(req, contextPath);
}
public String getFullPath(String name) {
return base + name;
}
private static class WrappedRequest extends HttpServletRequestWrapper {
private final String contextPath;
private final String pathInfo;
private WrappedRequest(HttpServletRequest req, String contextPath) {
super(req);
this.contextPath = contextPath;
this.pathInfo = getRequestURI().substring(contextPath.length());
}
@Override
public String getServletPath() {
return "";
}
@Override
public String getContextPath() {
return contextPath;
}
@Override
public String getPathInfo() {
return pathInfo;
}
}
}