java 循环读取某个路径下的文件内容_JAVA_编程开发_程序员俱乐部

?public static void getCode() throws IOException{
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?? String rootPath = "/data/src/datawarehouse/hiveext/src/main/java/com/duowan/hive/udf";
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?? @SuppressWarnings("unchecked")
?? List<File> files = (List<File>) FileUtils.listFiles(new File(rootPath), new String[]{"java"}, true);
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?? for(File file : files){
??? String fileName = file.getName();
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??? String className = fileName.substring(0,fileName.indexOf("."));
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??? String code = IOUtils.toString(FileUtils.openInputStream(file), "utf-8");
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??? String absolutePath = file.getAbsolutePath();
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??? System.out.println(absolutePath);
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??? String fs = System.getProperties().getProperty("file.separator");
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???
??? //从路径里截取包名
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??? String packageName = absolutePath.substring(absolutePath.indexOf("java"+fs)+5, absolutePath.indexOf(fs+fileName)).replace(fs, ".");
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??? UdfCode udfCode = new UdfCode(className, packageName, code);
??? udfCodeService.addUdfCode(udfCode);
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?? }
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?}?