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크롬이던 IE던 브라우저에서 마우스 오른쪽 클릭해서 소스보기를 하면,
불필요한 엔터가 들어가는 현상때문에 공백이 너무 많아서
소스보기가 불편한 경우가 있다.
이럴 때, 해결할 수 있는 방법 두가지에 대해 확인하자.
1. web.xml에 공백을 없애는 설정을 할 수 있다.
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<jsp-config>
<jsp-property-group>
<url-pattern>
*.do
</url-pattern>
<trim-directive-whitespaces>true</trim-directive-whitespaces>
</jsp-property-group>
</jsp-config>
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2. 출력되는 JSP파일에 선언하는 방법
trimDirectiveWhitespaces="true"
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<%@ page language="java" contentType="text/html; charset=utf-8" pageEncoding="utf-8" trimDirectiveWhitespaces="true" %>
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3. /Servers/Tomcat v8.0-config/web.xml 선언
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<servlet>
<servlet-name>default</servlet-name>
<servlet-class>org.apache.catalina.servlets.DefaultServlet</servlet-class>
<init-param>
<param-name>debug</param-name>
<param-value>0</param-value>
</init-param>
<init-param>
<param-name>listings</param-name>
<param-value>false</param-value>
</init-param>
<init-param>
<param-name>trimSpaces</param-name>
<param-value>true</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
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4. EgovWebApplicationInitializer or EgovWebApplicationInitializer 선언
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package egovframework.com.cmm.config;
import javax.servlet.FilterRegistration;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.WebApplicationInitializer;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.support.XmlWebApplicationContext;
import org.springframework.web.multipart.support.MultipartFilter;
import org.springframework.web.servlet.DispatcherServlet;
import egovframework.com.cmm.filter.HTMLTagFilter;
/**
* EgovWebApplicationInitializer 클래스
* <Notice>
* 사용자 인증 권한처리를 분리(session, spring security) 하기 위해서 web.xml의 기능을
* Servlet3.x WebApplicationInitializer 기능으로 처리
* <Disclaimer>
* N/A
*
* @author
* @since
* @version 1.0
* @see
*
* <pre>
* << 개정이력(Modification Information) >>
*
* 수정일 수정자 수정내용
* ------- ------------- ----------------------
* </pre>
*/
public class EgovWebApplicationInitializer implements WebApplicationInitializer {
@SuppressWarnings("unused")
private static final Logger LOGGER = LoggerFactory.getLogger(EgovWebApplicationInitializer.class);
@Override
public void onStartup(ServletContext servletContext) throws ServletException {
//LOGGER.info("EgovWebApplicationInitializer START-============================================");
//-------------------------------------------------------------
// Egov Web ServletContextListener 설정
//-------------------------------------------------------------
servletContext.addListener(new egovframework.com.cmm.context.EgovWebServletContextListener());
//-------------------------------------------------------------
// Spring CharacterEncodingFilter 설정
//-------------------------------------------------------------
FilterRegistration.Dynamic characterEncoding = servletContext.addFilter("encodingFilter", new org.springframework.web.filter.CharacterEncodingFilter());
characterEncoding.setInitParameter("encoding", "UTF-8");
characterEncoding.setInitParameter("forceEncoding", "true");
characterEncoding.addMappingForUrlPatterns(null, false, "*.do");
//characterEncoding.addMappingForUrlPatterns(EnumSet.of(DispatcherType.REQUEST), true, "*.do");
//-------------------------------------------------------------
// Spring ServletContextListener 설정
//-------------------------------------------------------------
XmlWebApplicationContext rootContext = new XmlWebApplicationContext();
rootContext.setConfigLocations(new String[] { "classpath*:egovframework/spring/com/**/context-*.xml" });
//rootContext.setConfigLocations(new String[] { "classpath*:egovframework/spring/com/context-*.xml","classpath*:egovframework/spring/com/*/context-*.xml" });
rootContext.refresh();
rootContext.start();
servletContext.addListener(new ContextLoaderListener(rootContext));
//-------------------------------------------------------------
// Spring ServletContextListener 설정
//-------------------------------------------------------------
XmlWebApplicationContext xmlWebApplicationContext = new XmlWebApplicationContext();
xmlWebApplicationContext.setConfigLocation("/WEB-INF/config/egovframework/springmvc/egov-com-*.xml");
ServletRegistration.Dynamic dispatcher = servletContext.addServlet("dispatcher", new DispatcherServlet(xmlWebApplicationContext));
dispatcher.addMapping("*.do");
//dispatcher.addMapping("/"); // Facebook OAuth 사용시 변경
dispatcher.setLoadOnStartup(1);
//-------------------------------------------------------------
// EgovLoginPolicyFilter 설정
//-------------------------------------------------------------
//FilterRegistration.Dynamic egovLoginPolicyFilter = servletContext.addFilter("LoginPolicyFilter", new EgovLoginPolicyFilter());
//egovLoginPolicyFilter.addMappingForUrlPatterns(null, false, "/uat/uia/actionLogin.do");
//-------------------------------------------------------------
// HiddenHttpMethodFilter 설정 (Facebook OAuth 사용시 설정)
//-------------------------------------------------------------
/* FilterRegistration.Dynamic hiddenHttpMethodFilter = servletContext.addFilter("hiddenHttpMethodFilter", new HiddenHttpMethodFilter());
hiddenHttpMethodFilter.addMappingForUrlPatterns(null, false, "/*");*/
//-------------------------------------------------------------
// Tomcat의 경우 allowCasualMultipartParsing="true" 추가
// <Context docBase="" path="/" reloadable="true" allowCasualMultipartParsing="true">
//-------------------------------------------------------------
MultipartFilter springMultipartFilter = new MultipartFilter();
springMultipartFilter.setMultipartResolverBeanName("multipartResolver");
FilterRegistration.Dynamic multipartFilter = servletContext.addFilter("springMultipartFilter", springMultipartFilter);
multipartFilter.addMappingForUrlPatterns(null, false, "*.do");
//-------------------------------------------------------------
// HTMLTagFilter의 경우는 파라미터에 대하여 XSS 오류 방지를 위한 변환을 처리합니다.
//-------------------------------------------------------------
// HTMLTagFIlter의 경우는 JSP의 <c:out /> 등을 사용하지 못하는 특수한 상황에서 사용하시면 됩니다.
// (<c:out />의 경우 뷰단에서 데이터 출력시 XSS 방지 처리가 됨)
FilterRegistration.Dynamic htmlTagFilter = servletContext.addFilter("htmlTagFilter", new HTMLTagFilter());
htmlTagFilter.addMappingForUrlPatterns(null, false, "*.do");
//-------------------------------------------------------------
// Spring RequestContextListener 설정
//-------------------------------------------------------------
servletContext.addListener(new org.springframework.web.context.request.RequestContextListener());
//LOGGER.info("EgovWebApplicationInitializer END-============================================");
//-------------------------------------------------------------
// 소스보기 공백없애기 설정
//-------------------------------------------------------------
addJspServletInitParam(servletContext);
}
//-------------------------------------------------------------
// 소스보기 공백없애기 설정
//-------------------------------------------------------------
private void addJspServletInitParam(ServletContext servletContext) {
ServletRegistration jspServlet = servletContext.getServletRegistration("jsp");
jspServlet.setInitParameter("trimSpaces", "true");
}
}
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