org.apache.struts2.ServletActionContext#getResponse

Source File: QuestionManageAction.java From OnLineTest with Apache License 2.0

6 votes

public String getChoice(){
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/json;charset=utf-8");
	Choice choice = new Choice();
	choice.setChoiceId(choiceId);
	Choice newChoice = questionService.getChoiceById(choice);
	JsonConfig jsonConfig = new JsonConfig();
	jsonConfig.setJsonPropertyFilter(new PropertyFilter() {
	    public boolean apply(Object obj, String name, Object value) {
		if(obj instanceof Set||name.equals("subjects") || name.equals("choices") || name.equals("judges")){//过滤掉集合
			return true;
		}else{
			return false;
		}
	   }
	});
	
	JSONObject jsonObject = JSONObject.fromObject(newChoice,jsonConfig);
	try {
		response.getWriter().print(jsonObject);
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: StreamActionSupport.java From dhis2-core with BSD 3-Clause "New" or "Revised" License

6 votes

@Override
public String execute()
    throws Exception
{        
    HttpServletResponse response = ServletActionContext.getResponse();
    
    String contentType = getContentType();
    boolean disallowCache = disallowCache();
    String filename = getFilename();
    boolean attachment = attachment();
    
    ContextUtils.configureResponse( response, contentType, disallowCache, filename, attachment );
    
    log.debug( "Content type: " + contentType + ", disallow cache: " + 
        disallowCache + ", filename: " + filename + ", attachment: " + attachment );
    
    try ( OutputStream out = response.getOutputStream() )
    {            
        return execute( response, out );
    }
}

Source File: BookAction.java From LibrarySystem with Apache License 2.0

6 votes

/**
 * 得到图书类型的集合
 * ajax请求该方法
 * 返回图书类型集合的json对象
 * @return
 */
public String getAllBookTypes(){
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/json;charset=utf-8");
	List<BookType> allBookTypes = bookTypeService.getAllBookTypes();
	
	
	
	String json = JSONArray.fromObject(allBookTypes).toString();//List------->JSONArray
	try {
		response.getWriter().print(json);
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: GridCsvResult.java From dhis2-core with BSD 3-Clause "New" or "Revised" License

5 votes

@Override
public void execute( ActionInvocation invocation )
    throws Exception
{
    // ---------------------------------------------------------------------
    // Get grid
    // ---------------------------------------------------------------------

    Grid _grid = (Grid) invocation.getStack().findValue( "grid" );
    
    grid = _grid != null ? _grid : grid; 

    // ---------------------------------------------------------------------
    // Configure response
    // ---------------------------------------------------------------------

    HttpServletResponse response = ServletActionContext.getResponse();

    String filename = CodecUtils.filenameEncode( StringUtils.defaultIfEmpty( grid.getTitle(), DEFAULT_FILENAME ) ) + ".csv";
    
    ContextUtils.configureResponse( response, ContextUtils.CONTENT_TYPE_CSV, true, filename, true );

    // ---------------------------------------------------------------------
    // Write CSV to output stream
    // ---------------------------------------------------------------------

    GridUtils.toCsv( grid, response.getWriter() );
}

Source File: GridJrxmlResult.java From dhis2-core with BSD 3-Clause "New" or "Revised" License

5 votes

@Override
@SuppressWarnings("unchecked")
public void execute( ActionInvocation invocation )
    throws Exception
{
    // ---------------------------------------------------------------------
    // Get grid
    // ---------------------------------------------------------------------

    Grid _grid = (Grid) invocation.getStack().findValue( "grid" );
    
    grid = _grid != null ? _grid : grid; 

    Map<Object, Object> _params = (Map<Object, Object>) invocation.getStack().findValue( "params" );

    params = _params != null ? _params : params;
    
    // ---------------------------------------------------------------------
    // Configure response
    // ---------------------------------------------------------------------

    HttpServletResponse response = ServletActionContext.getResponse();
    
    Writer writer = response.getWriter();

    String filename = CodecUtils.filenameEncode( StringUtils.defaultIfEmpty( grid.getTitle(), DEFAULT_FILENAME ) ) + ".jrxml";
    
    ContextUtils.configureResponse( response, ContextUtils.CONTENT_TYPE_XML, true, filename, true );
    
    // ---------------------------------------------------------------------
    // Write jrxml based on Velocity template
    // ---------------------------------------------------------------------

    GridUtils.toJrxml( grid, params, writer );
}

Source File: GridJasperResult.java From dhis2-core with BSD 3-Clause "New" or "Revised" License

5 votes

@Override
@SuppressWarnings("unchecked")
public void execute( ActionInvocation invocation )
    throws Exception
{
    // ---------------------------------------------------------------------
    // Get grid
    // ---------------------------------------------------------------------

    Grid _grid = (Grid) invocation.getStack().findValue( "grid" );
    
    grid = _grid != null ? _grid : grid;
    
    Map<String, Object> _params = (Map<String, Object>) invocation.getStack().findValue( "params" );

    params = _params != null ? _params : params;
    
    // ---------------------------------------------------------------------
    // Configure response
    // ---------------------------------------------------------------------

    HttpServletResponse response = ServletActionContext.getResponse();

    String filename = CodecUtils.filenameEncode( StringUtils.defaultIfEmpty( grid.getTitle(), DEFAULT_FILENAME ) ) + ".pdf";
    
    ContextUtils.configureResponse( response, ContextUtils.CONTENT_TYPE_PDF, true, filename, false );
    
    // ---------------------------------------------------------------------
    // Write jrxml based on Velocity template
    // ---------------------------------------------------------------------

    GridUtils.toJasperReport( grid, params, response.getOutputStream() );
}

Source File: CacheInterceptor.java From dhis2-core with BSD 3-Clause "New" or "Revised" License

5 votes

@Override
public String intercept( ActionInvocation invocation )
    throws Exception
{
    HttpServletRequest request = ServletActionContext.getRequest();
    HttpServletResponse response = ServletActionContext.getResponse();
    
    if ( HttpMethod.GET == HttpMethod.resolve( request.getMethod() ) )
    {
        response.setHeader( "Cache-Control", CacheControl.maxAge( seconds, TimeUnit.SECONDS ).cachePublic().getHeaderValue() );
    }
            
    return invocation.invoke();
}

Source File: LoginedCheckInterceptor.java From scada with MIT License

5 votes

@Override
public String intercept(ActionInvocation invocation) throws Exception {
	//ȡ�������URL
       String url = ServletActionContext.getRequest().getRequestURL().toString();
       HttpServletResponse response=ServletActionContext.getResponse();
       response.setHeader("Pragma","No-cache");          
       response.setHeader("Cache-Control","no-cache");   
       response.setHeader("Cache-Control", "no-store");   
       response.setDateHeader("Expires",0);
       User user = null;
       //�Ե�¼��ע������ֱ�ӷ���,��������
       if (url.indexOf("loginAction_loginValidate")!=-1 || url.indexOf("loginAction_safeExit")!=-1 ){
           return invocation.invoke();
       }
       else{
           //��֤Session�Ƿ����
           if(!ServletActionContext.getRequest().isRequestedSessionIdValid()){
               //session����,ת��session������ʾҳ,������ת����¼ҳ��
               return "tologin";
           }
           else{
               user = (User)ServletActionContext.getRequest().getSession().getAttribute("global_user");
               //��֤�Ƿ��Ѿ���¼
               if (user==null){
                   //��δ��¼,��ת����¼ҳ��
                   return "tologin";
               }else{                    
                   return invocation.invoke();
                               
               }                
           }            
       }
}

Source File: BookManageAction.java From LibrarySystem with Apache License 2.0

5 votes

/**
 * 得到指定图书编号的图书信息
 * ajax请求该方法
 * 返回该图书信息的json对象
 * @return
 */
public String getBook(){
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/json;charset=utf-8");
	Book book = new Book();
	book.setBookId(bookId);
	Book newBook = bookService.getBookById(book);//得到图书
	
	JsonConfig jsonConfig = new JsonConfig();
	jsonConfig.setJsonPropertyFilter(new PropertyFilter() {
	    public boolean apply(Object obj, String name, Object value) {
		if(obj instanceof Authorization||name.equals("authorization")){	
			return true;
		}else{
			return false;
		}
	   }
	});
	
	
	JSONObject jsonObject = JSONObject.fromObject(newBook,jsonConfig);
	try {
		response.getWriter().print(jsonObject);
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: NoticeAction.java From CompanyWebsite with Apache License 2.0

5 votes

public String getNotice() {
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/json;charset=utf-8");
	Notice notice = new Notice();
	notice.setNid(id);
	Notice newNotice = noticeService.getNoticeById(notice);
	JSONObject jsonObject = JSONObject.fromObject(newNotice);
	try {
		response.getWriter().print(jsonObject);
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: CustomImageBytesResult.java From aliada-tool with GNU General Public License v3.0

5 votes

@Override
public void execute(final ActionInvocation invocation) throws Exception {
	
	ImageAction action = (ImageAction) invocation.getAction();
	HttpServletResponse response = ServletActionContext.getResponse();

	response.setContentType(action.getCustomContentType());
	response.getOutputStream().write(action.getCustomImageInBytes());
	response.getOutputStream().flush();
	
}

Source File: ArticleManageAction.java From CompanyWebsite with Apache License 2.0

5 votes

public String getArticle(){
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/json;charset=utf-8");
	Article article = new Article();
	article.setAid(id);
	Article newArticle = articleService.getArticleById(article);
	JSONObject jsonObject = JSONObject.fromObject(newArticle);
	try {
		response.getWriter().print(jsonObject);
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: BookAction.java From sdudoc with MIT License

5 votes

@Action("checkDynasty")
public String checkDynasty(){
	dynastyList=bookService.checkDynasty();
	JSONArray jsonArray = JSONArray.fromObject(dynastyList);
	//ajax返回客户端
	jsonArray.toString();
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/html;charset=UTF-8");
	try {
		response.getWriter().write(jsonArray.toString());
	} catch (IOException e) {
		e.printStackTrace();
	} 
	return null;
}

Source File: TeacherManageAction.java From OnLineTest with Apache License 2.0

5 votes

public String getTeacher(){
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/json;charset=utf-8");
	Teacher teacher = new Teacher();
	teacher.setTeacherId(teacherId);
	Teacher newTeacher = teacherService.getTeacherById(teacher);
	JSONObject jsonObject = JSONObject.fromObject(newTeacher);
	try {
		response.getWriter().print(jsonObject);
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: UserManageAction.java From CompanyWebsite with Apache License 2.0

5 votes

public String getUser() {
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/json;charset=utf-8");
	User user = new User();
	user.setUserId(id);
	User newUser = userService.getUserById(user);
	JSONObject jsonObject = JSONObject.fromObject(newUser);
	try {
		response.getWriter().print(jsonObject);
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: StudentManageAction.java From OnLineTest with Apache License 2.0

5 votes

public String getState(){
	Student student = new Student();
	student.setStudentId(studentId);
	Subject subject = new Subject();
	subject.setSubjectId(subjectId);
	Score score = scoreService.getScore(student, subject);
	int state = 0;
	if(score!=null){
		//该试卷已经做过了
		state = -2;
	}else{
		//该试卷没做过，或者正在做着试卷
		//判断是否正在做试卷
		Student studentById = studentService.getStudentById(student);
		//锁住的状态是否等于当前科目,除了当前科目可以继续考试，不能进行其他考试
		if(!(studentById.getLockState().equals(subject.getSubjectId()) || studentById.getLockState().equals(0))){
			//正在考试
			state = -1;
		}else{
			//允许进入做试卷
			state = 1;
			//修改学生锁住状态,设置为当前考试科目
			studentById.setLockState(subject.getSubjectId());
			studentService.updateStudent(studentById);
		}
	}
	 HttpServletResponse response = ServletActionContext.getResponse();
	 try {	
		response.getWriter().print(state);		
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: ChartResult.java From dhis2-core with BSD 3-Clause "New" or "Revised" License

5 votes

/**
 * Executes the result. Writes the given chart as a PNG to the servlet
 * output stream.
 *
 * @param invocation an encapsulation of the action execution state.
 * @throws Exception if an error occurs when creating or writing the chart
 *                   to the servlet output stream.
 */
@Override
public void execute( ActionInvocation invocation )
    throws Exception
{
    JFreeChart stackChart = (JFreeChart) invocation.getStack().findValue( "chart" );

    chart = stackChart != null ? stackChart : chart;

    Integer stackHeight = (Integer) invocation.getStack().findValue( "height" );

    height = stackHeight != null && stackHeight > 0 ? stackHeight : height != null ? height : DEFAULT_HEIGHT;

    Integer stackWidth = (Integer) invocation.getStack().findValue( "width" );

    width = stackWidth != null && stackWidth > 0 ? stackWidth : width != null ? width : DEFAULT_WIDTH;

    String stackFilename = (String) invocation.getStack().findValue( "filename" );

    filename = StringUtils.defaultIfEmpty( stackFilename, DEFAULT_FILENAME );

    if ( chart == null )
    {
        log.warn( "No chart found" );
        return;
    }

    HttpServletResponse response = ServletActionContext.getResponse();
    ContextUtils.configureResponse( response, ContextUtils.CONTENT_TYPE_PNG, true, filename, false );

    OutputStream os = response.getOutputStream();
    ChartUtils.writeChartAsPNG( os, chart, width, height );
    os.flush();
}

Source File: ReaderTypeManageAction.java From LibrarySystem with Apache License 2.0

5 votes

/**
 * 得到指定的读者类型信息
 * @return
 */
public String getReaderType(){
	HttpServletResponse response = ServletActionContext.getResponse();
	response.setContentType("application/json;charset=utf-8");
	ReaderType readerType = new  ReaderType();
	readerType.setReaderTypeId(id);
	ReaderType newReaderType = readerTypeService.getTypeById(readerType);
	JSONObject jsonObject = JSONObject.fromObject(newReaderType);
	try {
		response.getWriter().print(jsonObject);
	} catch (IOException e) {
		throw new RuntimeException(e.getMessage());
	}
	return null;
}

Source File: BaseAction.java From csustRepo with MIT License

4 votes

public HttpServletResponse getResponse(){   
    return ServletActionContext.getResponse();   
}

Source File: GridXlsResult.java From dhis2-core with BSD 3-Clause "New" or "Revised" License

4 votes

@Override
@SuppressWarnings( "unchecked" )
public void execute( ActionInvocation invocation )
    throws Exception
{
    // ---------------------------------------------------------------------
    // Get grid
    // ---------------------------------------------------------------------

    Grid _grid = (Grid) invocation.getStack().findValue( "grid" );
    
    grid = _grid != null ? _grid : grid; 

    List<Grid> _grids = (List<Grid>) invocation.getStack().findValue( "grids" );
    
    grids = _grids != null ? _grids : grids;
    
    // ---------------------------------------------------------------------
    // Configure response
    // ---------------------------------------------------------------------

    HttpServletResponse response = ServletActionContext.getResponse();

    OutputStream out = response.getOutputStream();

    String filename = filenameEncode( defaultIfEmpty( grid != null ? grid.getTitle() : grids.iterator().next().getTitle(), DEFAULT_NAME ) ) + ".xls";
    
    ContextUtils.configureResponse( response, ContextUtils.CONTENT_TYPE_EXCEL, true, filename, true );
    
    // ---------------------------------------------------------------------
    // Create workbook and write to output stream
    // ---------------------------------------------------------------------

    if ( grid != null )
    {
        GridUtils.toXls( grid, out );
    }
    else
    {
        GridUtils.toXls( grids, out );
    }
}

Java Code Examples for org.apache.struts2.ServletActionContext#getResponse()