itext-asian PDF 至 Spring Boot

 jar包放入libs目录：

    
 	libs/itext-asian-5.2.0.jar
    
 配置build.gradle文件：
    
 	compile fileTree(dir: 'libs', include: 'itext-asian-5.2.0.jar')
    
 Service:
    
 import com.itextpdf.text.*;
    
 import org.springframework.stereotype.Service;
    
 import javax.servlet.http.HttpServletRequest;
    
 import javax.servlet.http.HttpServletResponse;
    
  
    
  
    
 import java.io.IOException;
    
 import java.util.ArrayList;
    
 import java.util.Date;
    
 import java.util.List;
    
  
    
  
    
 import com.itextpdf.text.BaseColor;
    
 import com.itextpdf.text.Document;