準備工作：
1.安裝外掛wkhtmltopdf，URL：https://wkhtmltopdf.org/downloads.html
2.導包 jsch-0.1.54.jar URL：http://www.jcraft.com/jsch/
程式碼片段
/*wkhtmltopdf在linux伺服器中的路徑/
private static final String toPdfTool = “/mnt/wkhtmltox/bin/wkhtmltopdf”;
/*FTP檔案伺服器IP,PORT,NAME,PWD,FTPPATH/
private static final String IP = “10.101.1.195”;
private static final String NAME = “ftpname”;
private static final String PWD = “ftppwd”;
private static final int PORT = 22;
private static final String FTPPATH = “/home/ftpuser/bpm”;
/**
* html轉pdf
*
* @param srcPath
* html路徑，可以是硬碟上的路徑，也可以是網路路徑
* @param destPath
* pdf儲存路徑
* @return 轉換成功返回true
*/
public static boolean convert(String srcPath, String destPath) {
File file = new File(destPath);
File parent = file.getParentFile();
// 如果pdf儲存路徑不存在，則建立路徑
if (!parent.exists()) {
parent.mkdirs();
}
StringBuilder cmd = new StringBuilder();
cmd.append(toPdfTool);
cmd.append(” “);
cmd.append(srcPath);
cmd.append(” “);
cmd.append(destPath);
boolean result = true;
try {
Process proc = Runtime.getRuntime().exec(cmd.toString());
HtmlToPdfInterceptor error = new HtmlToPdfInterceptor(proc.getErrorStream());
HtmlToPdfInterceptor output = new HtmlToPdfInterceptor(proc.getInputStream());
error.start();
output.start();
proc.waitFor();
} catch (Exception e) {
result = false;
e.printStackTrace();
}
return result;
}