Java导出Word文档使用iText操作

import com.lowagie.text.*;
import com.lowagie.text.Font;
import com.lowagie.text.rtf.RtfWriter2;
import com.lowagie.text.rtf.style.RtfFont;
import com.test.action.monitor.service.CommonService;
import org.springframework.beans.factory.annotation.Autowired;

import java.awt.*;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;

public class exportTest {
/*  iText是一个开源的PDF、Word工具，小巧而又便捷。
官方网站是：http://www.lowagie.com/iText/
官方的解释：iText is a library that allows you to generate PDF files . the fly
最新版本为：2.1.7
下载地址是：http://nchc.dl.sourceforge.net/sourceforge/itext/iText-2.1.7.jar
*/
public String exportWordFileName;
public String exportWordDocPath;
public FileInputStream inputStream;
@Autowired
private CommonService commonService;

/**
* 综合报表统计导出Word
*
* @author QC
*/
public String exportPDF() {
try {
/** 创建Document对象（Word文档）*/
Document doc = new Document(PageSize.A4);
String exportname = "测试报表";
String webTempDir =   "/test/app/config";
String filePath = webTempDir + UUID.randomUUID().toString().replace("-", "") + ".doc";
FileOutputStream fileOut = new FileOutputStream(filePath);
RtfWriter2.getInstance(doc, fileOut);

doc.open();
RtfFont reportTitleFont = new RtfFont("仿宋_GB2312", 16, Font.BOLD, Color.BLACK);
RtfFont titleFont = new RtfFont("仿宋_GB2312", 10, Font.BOLD, Color.BLACK);
RtfFont contextFont = new RtfFont("仿宋_GB2312", 10, Font.NORMAL, Color.BLACK);
Paragraph pt = new Paragraph(exportname, reportTitleFont);//设置字体样式
pt.setAlignment(Element.ALIGN_CENTER);//设置文字居中 0靠左   1，居中     2，靠右
doc.add(pt);

//服务器统计Demo-------------------------------------------------------------------------------------------------------------------------
List<Map<String, Object>> listmap = this.getServerList();//待插入的数据
//创建table
Table tableServer = new Table(10);
int[] withsS = {18, 18, 8, 10, 8, 8, 10, 8, 10, 10};
tableServer.setWidths(withsS);
tableServer.setWidth(100);
tableServer.setAlignment(Element.ALIGN_CENTER);
tableServer.setAutoFillEmptyCells(true);
doc.add(new Paragraph(""));
Paragraph serverPt = new Paragraph("二、服务器运行指标", titleFont);//设置字体样式
serverPt.setAlignment(Element.ALIGN_LEFT);//设置文字居中 0靠左   1，居中     2，靠右
doc.add(serverPt);

/**表格标题*/
Cell[] servercellHeaders = new Cell[10];
servercellHeaders[0] = new Cell(new Phrase("服务器", titleFont));
servercellHeaders[0].setColspan(10);
servercellHeaders[0].setHorizontalAlignment(Element.ALIGN_CENTER);
servercellHeaders[0].setVerticalAlignment(Element.ALIGN_MIDDLE);
tableServer.addCell(servercellHeaders[0]);

/** 第三行（表格）*/
Cell[] servercellHeaders2 = new Cell[12];
servercellHeaders2[0] = new Cell(new Phrase("名称", titleFont));
servercellHeaders2[0].setColspan(2);
servercellHeaders2[0].setRowspan(2);
servercellHeaders2[1] = new Cell(new Phrase("CPU使用率", titleFont));
servercellHeaders2[1].setColspan(3);
servercellHeaders2[2] = new Cell(new Phrase("内存使用率", titleFont));
servercellHeaders2[2].setColspan(3);
servercellHeaders2[3] = new Cell(new Phrase("逻辑分区使用率", titleFont));
servercellHeaders2[3].setColspan(2);
servercellHeaders2[4] = new Cell(new Phrase("最高值", titleFont));
servercellHeaders2[5] = new Cell(new Phrase("最高值时间", titleFont));
servercellHeaders2[6] = new Cell(new Phrase("平均值", titleFont));
servercellHeaders2[7] = new Cell(new Phrase("最高值", titleFont));
servercellHeaders2[8] = new Cell(new Phrase("最高值时间", titleFont));
servercellHeaders2[9] = new Cell(new Phrase("平均值", titleFont));
servercellHeaders2[10] = new Cell(new Phrase("分区名称", titleFont));
servercellHeaders2[11] = new Cell(new Phrase("分区使用率", titleFont));
for (int i = 0; i < 12; i++) {
servercellHeaders2[i].setHorizontalAlignment(Element.ALIGN_CENTER);
servercellHeaders2[i].setVerticalAlignment(Element.ALIGN_MIDDLE);
tableServer.addCell(servercellHeaders2[i]);
}
if (listmap != null && listmap.size() > 0) {
int num = 0;
String paramname = "";
String bid = "";
Map<String, Object> nummap = new HashMap();
for (int i = 0; i < listmap.size(); i++) {
Map<String, Object> m = listmap.get(i);
String param1 = m.get("PARAM1") != null ? m.get("PARAM1").toString() : "";
String setid = m.get("SETID") != null ? m.get("SETID").toString() : "";
if (!paramname.equals(param1)) {
if (i > 0) {
nummap.put(bid, num + "@-@" + paramname);
}
paramname = param1;
num = 1;
bid = setid;
} else {
num++;
nummap.put(bid, num + "@-@" + paramname);
}
}
int prows = 0;
paramname = "";
for (int i = 0; i < listmap.size(); i++) {
Map<String, Object> m = listmap.get(i);
String param1 = m.get("PARAM1") != null ? m.get("PARAM1").toString() : "";
String setid = m.get("SETID") != null ? m.get("SETID").toString() : "";
bid = setid;

if (nummap.containsKey(bid)) {
String[] nstr = nummap.get(bid).toString().split("@-@");
num = Integer.parseInt(nstr[0]);
paramname = nstr[1];
} else num = 1;

int bc = 0;
Cell[] servercellContent = new Cell[10];
if (num > 1 && prows == 0 && paramname.equals(param1)) {//合并第一行
servercellContent[0] = new Cell(new Phrase(m.get("PARAM1") != null ? m.get("PARAM1").toString() : "", contextFont));
servercellContent[0].setRowspan(num);
prows = num;
prows--;
} else {
if (num == 1 && prows == 0 && paramname.equals(param1)) {//不合并一行
servercellContent[0] = new Cell(new Phrase(m.get("PARAM1") != null ? m.get("PARAM1").toString() : "", contextFont));
bc = 0;
} else {
if (num == 1 && prows > 0 && paramname.equals(param1)) {//合并其它行
bc = 1;
prows--;
}
}
}
servercellContent[1] = new Cell(new Phrase(m.get("NAME") != null ? m.get("NAME").toString() : "", contextFont));
servercellContent[2] = new Cell(new Phrase(m.get("MAXVAL") != null ? m.get("MAXVAL").toString() : "", contextFont));
servercellContent[3] = new Cell(new Phrase(m.get("RTIME") != null ? m.get("RTIME").toString() : "", contextFont));
servercellContent[4] = new Cell(new Phrase(m.get("AVGVAL") != null ? m.get("AVGVAL").toString() : "", contextFont));
servercellContent[5] = new Cell(new Phrase(m.get("MAXMEMUSAGE") != null ? m.get("MAXMEMUSAGE").toString() : "", contextFont));
servercellContent[6] = new Cell(new Phrase(m.get("MEMTIME") != null ? m.get("MEMTIME").toString() : "", contextFont));
servercellContent[7] = new Cell(new Phrase(m.get("AVGMEM") != null ? m.get("AVGMEM").toString() : "", contextFont));
servercellContent[8] = new Cell(new Phrase(m.get("PARAM2") != null ? m.get("PARAM2").toString() : "", contextFont));
servercellContent[9] = new Cell(new Phrase(m.get("PARAM4") != null ? m.get("PARAM4").toString() : "", contextFont));
for (int j = bc; j < 10; j++) {
servercellContent[j].setHorizontalAlignment(Element.ALIGN_CENTER);
servercellContent[j].setVerticalAlignment(Element.ALIGN_MIDDLE);
tableServer.addCell(servercellContent[j]);
}
}
}
doc.add(tableServer);
doc.close();
exportWordDocPath = filePath;
exportWordFileName = exportname;
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return "redirectDownloadAction";
}

public List<Map<String, Object>> getServerList() throws Exception {
String sql = "select r.id setid,r.param1,r.param2,r.param3,r.param4,r.param5,r.field_name name,r.order_no,r.field_value devid from report r ";
List<Map<String, Object>> list = this.commonService.queryMapList(sql);
return list;
}
}