java报表制作组件itext使用-优快云博客

本文介绍了一个使用Apache Struts框架生成PDF格式统计报表的方法。该方法通过获取HTTP请求参数来定制报表内容，并利用iText库创建PDF文档。文章详细展示了如何设置页面布局、字体样式、表头及表格数据。

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使用起来比较简单，把代码贴出来

packagecom.yinbo.satisfy.web.struts;

importjavax.servlet.http.HttpServletRequest;

importjavax.servlet.http.HttpServletResponse;

importorg.apache.struts.action.Action;

importorg.apache.struts.action.ActionForm;

importorg.apache.struts.action.ActionForward;

importorg.apache.struts.action.ActionMapping;

importjava.io.*;

importcom.lowagie.text.*;

importcom.lowagie.text.pdf.*;

importcom.yinbo.satisfy.service.satisfy.SatisfyManage;

importcom.yinbo.satisfy.service.sysmanage.BranchManage;

importcom.yinbo.satisfy.service.sysmanage.ParamManage;

importcom.yinbo.satisfy.util.CommonUtils;

importcom.yinbo.satisfy.vo.Branch;

importcom.yinbo.satisfy.vo.SysParam;

importjava.util.Date;

importjava.text.SimpleDateFormat;

importjava.util.List;

importjava.util.Iterator;

importjavax.servlet.ServletOutputStream;

publicclassReportActionextendsAction{

privateSatisfyManagesatisfyManage;

privateBranchManagebranchManage;

privateParamManageparamManage;

/**
*Methodexecute
*@parammapping
*@paramform
*@paramrequest
*@paramresponse
*@returnActionForward

*/

publicActionForwardexecute(ActionMappingmapping,ActionFormform,
HttpServletRequestrequest,HttpServletResponseresponse){

StringbranchId=request.getParameter("branchId");

Stringlevel=request.getParameter("level");

try{

Documentdoc=newDocument(PageSize.A4,10,10,10,10);

response.setContentType("application/pdf");

ByteArrayOutputStreambaos=newByteArrayOutputStream();

PdfWriter.getInstance(doc,newFileOutputStream("c:\\BalanceReport.pdf"));
PdfWriter.getInstance(doc,baos);
doc.open();

BaseFontbf=BaseFont.createFont("STSong-Light","UniGB-UCS2-H",
BaseFont.NOT_EMBEDDED);

//BaseFontbf2=BaseFont.createFont("c:/SIMLI.TTF", 

//BaseFont.IDENTITY_H, 

//BaseFont.EMBEDDED); 

FontfontChinese=newFont(bf,10,Font.NORMAL);

FontfontChineseHei=newFont(bf,15,Font.BOLD);

FontfontChineseTH=newFont(bf,10,Font.BOLD);

StringstrTitle="XXX统计报表";

Paragraphptitle=newParagraph(

newChunk(strTitle,fontChineseHei));
ptitle.setAlignment(Element.ALIGN_CENTER);

ptitle.setSpacingAfter(30);
doc.add(ptitle);

//添加表头 

/////////////////////////////////////////////////////////// 

PdfPTabletab=newPdfPTable(5);

//tab.setBorderWidth(1); 

intwidth[]={40,15,15,15,15};

tab.setWidths(width);//各列宽度 

//添加所在单位 
Branchbranch=branchManage.getBranchById(branchId);
StringbranchName=branch.getBranchName();

if(CommonUtils.isEmpty(branchName))branchName="所有机构";

//添加级别 

SysParamparam=paramManage.getParam("3",level);
StringparamName=param.getParamName();

if(CommonUtils.isEmpty(paramName))paramName="所有级别";

//添加报表生成日期 

SimpleDateFormatdf=newSimpleDateFormat("yyyy-MM-dd");

PdfPCellcellDate=newPdfPCell(newPhrase(

"所在单位："+branchName+

"级别："+paramName+

"统计日期："+df.format(newDate()),
fontChinese));

cellDate.setColspan(5);

cellDate.setBorderWidth(0);

cellDate.setFixedHeight(20);
cellDate.setHorizontalAlignment(Element.ALIGN_CENTER);
cellDate.setVerticalAlignment(Element.ALIGN_TOP);

//tab.addCell("所在单位"+branchName+"统计日期："+cellDate); 
tab.addCell(cellDate);

// 

String[]titles={"事项","满意","基本满意","不满意","说不清楚"};

for(inti=0;i<5;i++){

PdfPCellcell=newPdfPCell(newPhrase(titles[i],fontChineseTH));
cell.setHorizontalAlignment(Element.ALIGN_CENTER);
cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
tab.addCell(cell);
}

/////////////////////////////////////////////////////////// 

//添加表头结束 
Listlist=satisfyManage.getReportInfo(branchId,level);

for(inti=0;i<list.size();i++){
Stringvalues[]=(String[])list.get(i);

for(intj=0;j<5;j++){

PdfPCellcell=newPdfPCell(newPhrase(values[j],fontChinese));

if(j==0)
cell.setHorizontalAlignment(Element.ALIGN_LEFT);

else
cell.setHorizontalAlignment(Element.ALIGN_CENTER);
cell.setVerticalAlignment(Element.ALIGN_MIDDLE);
tab.addCell(cell);
}
}
doc.add(tab);
doc.close();
ServletOutputStreamout=response.getOutputStream();
baos.writeTo(out);
out.flush();

}catch(Exceptione){
e.printStackTrace();
}

returnnull;
}

publicSatisfyManagegetSatisfyManage(){

returnsatisfyManage;
}

publicvoidsetSatisfyManage(SatisfyManagesatisfyManage){

this.satisfyManage=satisfyManage;
}

publicBranchManagegetBranchManage(){

returnbranchManage;
}

publicvoidsetBranchManage(BranchManagebranchManage){

this.branchManage=branchManage;
}

publicParamManagegetParamManage(){

returnparamManage;
}

publicvoidsetParamManage(ParamManageparamManage){

this.paramManage=paramManage;
}
}