org.springframework.security.web.access.expression.WebSecurityExpressionRoot Maven / Gradle / Ivy
/*
* Copyright 2002-2016 the original author or authors.
*
* 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
*
* https://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 org.springframework.security.web.access.expression;
import javax.servlet.http.HttpServletRequest;
import org.springframework.security.access.expression.SecurityExpressionRoot;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.FilterInvocation;
import org.springframework.security.web.util.matcher.IpAddressMatcher;
/**
* @author Luke Taylor
* @since 3.0
*/
public class WebSecurityExpressionRoot extends SecurityExpressionRoot {
/**
* Allows direct access to the request object
*/
public final HttpServletRequest request;
public WebSecurityExpressionRoot(Authentication a, FilterInvocation fi) {
super(a);
this.request = fi.getRequest();
}
/**
* Takes a specific IP address or a range using the IP/Netmask (e.g. 192.168.1.0/24 or
* 202.24.0.0/14).
* @param ipAddress the address or range of addresses from which the request must
* come.
* @return true if the IP address of the current request is in the required range.
*/
public boolean hasIpAddress(String ipAddress) {
IpAddressMatcher matcher = new IpAddressMatcher(ipAddress);
return matcher.matches(this.request);
}
}