<a href="http://motolies.tistory.com/318" target="_blank">2013/11/14 - [프로그램 자료/ASP.NET] - ASP.NET 코드 비하인드에서 자바스크립트 실행 Code-behind JavaScript Run</a> 자바로 개발하다보니 권한이나 정책을 체크할 때 사용하려고 만들었다.기본적인 권한이 현재는 사용자, 관리자 등의 role만 체크하고 있는데 해당 role 보다 더 작은 단위의 기능별 권한이 필요해졌다. <div class="txc-textbox" style="border-style: solid; border-width: 1px; border-color: rgb(254, 254, 184); background-color: rgb(254, 254, 184); padding: 10px;">import java.io.IOException;import java.io.PrintWriter;&nbsp;import javax.servlet.http.HttpServletResponse;&nbsp;public class ControllerAccessHelper {&nbsp;&nbsp;&nbsp;&nbsp; public static void accessDeniedAndBack(HttpServletResponse resp)
throws IOException {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; String
script = "&lt;script&gt;alert('권한이 없어 이전페이지로 돌아갑니다.');
history.back();&lt;/script&gt;";&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; callJavaScript(resp,
script);&nbsp;&nbsp;&nbsp; }&nbsp;&nbsp;&nbsp;&nbsp; public static void callJavaScriptWithAlertAndHistoryBack(HttpServletResponse resp, String msg)
throws IOException {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; String
script = String.format("&lt;script&gt;alert('%s'); history.back();&lt;/script&gt;", msg);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; callJavaScript(resp,
script);&nbsp;&nbsp;&nbsp; }&nbsp;&nbsp;&nbsp;&nbsp; public static void callJavaScriptWithAlertAndRedirect(HttpServletResponse resp, String msg,
String location) throws IOException {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; String
script = String.format("&lt;script&gt;alert('%s');
location.replace('%s');&lt;/script&gt;",
msg, location);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; callJavaScript(resp,
script);&nbsp;&nbsp;&nbsp; }&nbsp;&nbsp;&nbsp;&nbsp; public static void callJavaScript(HttpServletResponse
resp, String script) throws
IOException {&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; resp.setContentType("text/html; charset=UTF-8");&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; PrintWriter
writer = resp.getWriter();&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; writer.println(script);&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; writer.flush();&nbsp;&nbsp;&nbsp; }&nbsp;}































































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Java 코드 비하인드에서 자바스크립트 실행 Code-behind JavaScript Run