/** * * @param sourceFile * 待复制的源文件,必须用双反斜杠 * @param targetDir * 待复制到的目录,必须用双反斜杠 * @return * @throws Exception */ @Override public int copyFiles(String sourceFile, String targetDir) throws Exception { Runtime runtime = Runtime.getRuntime(); int result; try { result = 0; StringBuilder sbStr = new StringBuilder(); sbStr.append("xcopy /y /d ").append(sourceFile).append(" ").append(targetDir).append(" "); Process process = runtime.exec(sbStr.toString()); InputStream is = process.getInputStream(); InputStreamReader isr = new InputStreamReader(is); BufferedReader br = new BufferedReader(isr); String line = null; StringBuffer sb = new StringBuffer(); while ((line = br.readLine()) != null) { sb.append(line); } is.close(); isr.close(); br.close(); if (null != sb && !sb.toString().equals("")) { String strResult = sb.toString(); int copyIndex = strResult.indexOf("复制了"); int startIndex = copyIndex + 3; int endIndex = copyIndex + 5; result = Integer .parseInt(strResult.substring(startIndex, endIndex).trim()); } } catch (Exception e) { e.printStackTrace(); result=0; } return result; }
public void testCopyMethod(){ IMonitorService monitorService=new MonitorServiceImpl(); String sourceFile="d:\\temp\\testcopy\\source\\*.*"; String targetDir="d:\\temp\\testcopy\\target"; try { int number=monitorService.copyFiles(sourceFile, targetDir); System.out.println("复制了"+number+"个文件"); } catch (Exception e) { e.printStackTrace(); } }
注意:源文件或者目的文件必须用双斜杠,用反斜杠不行。。。。
另外,中文字符串的长度其实和英文的计算方法一样。但是这里通过CMD调用返回后的值确实诡异,所以截取是[3,5).
RefUrl:http://stackoverflow.com/questions/592262/cmd-file-copy-from-java
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