it.greenvulcano.gvesb.identity.impl.HTTPIdentityInfo.java Source code

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Here is the source code for it.greenvulcano.gvesb.identity.impl.HTTPIdentityInfo.java

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/*******************************************************************************
 * Copyright (c) 2009, 2016 GreenVulcano ESB Open Source Project.
 * All rights reserved.
 *
 * This file is part of GreenVulcano ESB.
 *
 * GreenVulcano ESB is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * GreenVulcano ESB is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with GreenVulcano ESB. If not, see <http://www.gnu.org/licenses/>.
 *******************************************************************************/
package it.greenvulcano.gvesb.identity.impl;

import java.security.Principal;

import javax.servlet.http.HttpServletRequest;

import org.apache.commons.net.util.SubnetUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * @version 3.2.0 16/feb/2012
 * @author GreenVulcano Developer Team
 */
public class HTTPIdentityInfo extends BaseIdentityInfo {
    private static final Logger logger = LoggerFactory.getLogger(HTTPIdentityInfo.class);
    private HttpServletRequest request = null;

    public HTTPIdentityInfo(HttpServletRequest request) {
        this.request = request;
    }

    @Override
    public String getName() {
        Principal p = request.getUserPrincipal();
        return (p != null ? p.getName() : "NONE");
    }

    @Override
    protected boolean subIsInRole(String role) {
        if (role == null) {
            return false;
        }
        boolean res = request.isUserInRole(role);
        if (debug) {
            logger.debug("HTTPIdentityInfo[" + getName() + "]: Role[" + role + "] -> " + res);
        }
        return res;
    }

    @Override
    protected boolean subMatchAddress(String address) {
        if (address == null) {
            return false;
        }
        boolean res = address.equals(request.getRemoteAddr());
        if (debug) {
            logger.debug("HTTPIdentityInfo[" + getName() + "]: Address[" + address + ": " + request.getRemoteAddr()
                    + "] -> " + res);
        }
        return res;
    }

    @Override
    protected boolean subMatchAddressMask(String addressMask) {
        if (addressMask == null) {
            return false;
        }

        SubnetUtils subnet = new SubnetUtils(addressMask);
        subnet.setInclusiveHostCount(true);

        String address = request.getRemoteAddr();
        boolean res = subnet.getInfo().isInRange(address);
        if (debug) {
            logger.debug("HTTPIdentityInfo[" + getName() + "]: AddressMask[" + subnet.getInfo().getCidrSignature()
                    + ": " + address + "] -> " + res);
        }
        return res;
    }

    @Override
    public String toString() {
        return "HTTPIdentityInfo[" + getName() + "]";
    }
}