org.uaa.security.core.ExceptionHandler.java Source code

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Here is the source code for org.uaa.security.core.ExceptionHandler.java

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/*
 * Copyright (c) Jian Wang.
 *
 * 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 org.uaa.security.core;

import java.io.IOException;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.stereotype.Component;
import org.uaa.common.ConfigUtil;
import org.uaa.common.http.ResponseWithStatus;
import org.uaa.security.exception.AccessDeniedException;
import org.uaa.security.exception.BadCredentialsException;
import org.uaa.security.exception.BadPrincipalsException;
import org.uaa.security.exception.NullAuthenticationException;

/**
 * @author wangjian
 * @create 2014110 ?9:52:00
 *
 */
@Component
public class ExceptionHandler {

    public void handle(Exception e, HttpServletRequest request, HttpServletResponse response) throws IOException {
        String uri = request.getRequestURI();
        ResponseWithStatus res = null;

        if (e instanceof BadPrincipalsException) {
            res = new ResponseWithStatus(uri, "10004", ConfigUtil.getValue("10004"));
        }
        if (e instanceof BadCredentialsException) {
            res = new ResponseWithStatus(uri, "10005", ConfigUtil.getValue("10005"));
        }
        if (e instanceof NullAuthenticationException) {
            res = new ResponseWithStatus(uri, "10006", ConfigUtil.getValue("10006"));
        }
        if (e instanceof AccessDeniedException) {
            res = new ResponseWithStatus(uri, "10007", ConfigUtil.getValue("10007"));
        }

        response.setContentType("application/json;charset=UTF-8");
        response.getOutputStream().write(res.toJson().getBytes());
        return;
    }
}