79 lines
3.3 KiB
Java
79 lines
3.3 KiB
Java
package com.engine.salary.util.pdf;
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import com.engine.workflow.biz.requestForm.HtmlToPdfInterceptor;
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import lombok.extern.slf4j.Slf4j;
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import java.io.BufferedInputStream;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.InputStreamReader;
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@Slf4j
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public class HtmlToPdf {
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/**
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* html转pdf
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*
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* @param toPdfTool 工具路径
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* @param srcPath html路径，可以是硬盘上的路径，也可以是网络路径
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* @param destPath pdf保存路径
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* @return 转换成功返回true
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*/
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public static boolean convert(String toPdfTool, String srcPath, String destPath) {
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File file = new File(destPath);
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File parent = file.getParentFile();
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//如果pdf保存路径不存在，则创建路径
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if (!parent.exists()) {
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parent.mkdirs();
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}
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StringBuilder cmd = new StringBuilder();
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cmd.append(toPdfTool);
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cmd.append(" ");
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cmd.append(" --header-line");//页眉下面的线
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cmd.append(" --margin-top 3cm ");//设置页面上边距 (default 10mm)
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// cmd.append(" --header-html file:///"+WebUtil.getServletContext().getRealPath("")+FileUtil.convertSystemFilePath("\\style\\pdf\\head.html"));// (添加一个HTML页眉,后面是网址)
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cmd.append(" --header-spacing 5 --orientation Portrait ");// (设置页眉和内容的距离,默认0)
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//cmd.append(" --footer-center (设置在中心位置的页脚内容)");//设置在中心位置的页脚内容
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//cmd.append(" --footer-html file:///"+WebUtil.getServletContext().getRealPath("")+FileUtil.convertSystemFilePath("\\style\\pdf\\foter.html"));// (添加一个HTML页脚,后面是网址)
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cmd.append(" --footer-line");//* 显示一条线在页脚内容上)
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cmd.append(" --footer-spacing 5 ");// (设置页脚和内容的距离)
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//--orientation Portrait --footer-center [page]/[topage] --footer-line
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cmd.append(srcPath);
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cmd.append(" ");
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cmd.append(destPath);
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boolean result = true;
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try {
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Process proc = Runtime.getRuntime().exec(cmd.toString());
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HtmlToPdfInterceptor error = new HtmlToPdfInterceptor(proc.getErrorStream());
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HtmlToPdfInterceptor output = new HtmlToPdfInterceptor(proc.getInputStream());
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error.start();
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output.start();
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BufferedInputStream err = new BufferedInputStream(proc.getErrorStream());
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BufferedReader errBr = new BufferedReader(new InputStreamReader(err));
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String lineStr = "";
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while ((lineStr = errBr.readLine()) != null) {
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//检查命令是否执行失败。
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log.info("pdf转换执行中! {}", lineStr);
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}
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if (proc.waitFor() != 0) {
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//p.exitValue()==0表示正常结束，1：非正常结束
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if (proc.exitValue() == 1) {
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log.error("pdf转换命令执行失败!");
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}
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}
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} catch (InterruptedException e) {
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log.error("pdf转换出错!", e);
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e.printStackTrace();
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result = false;
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} catch (Exception e) {
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log.error("pdf转换出错!", e);
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result = false;
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e.printStackTrace();
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}
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return result;
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}
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}
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