下面是一个完整的示例代码,展示了如何使用上述两个步骤来实现文件大小的转换: importjava.io.File;publicclassFileSizeConverter{publicstaticvoidmain(String[]args){Filefile=newFile("path/to/file.txt");longfileSize=file.length();StringformattedFileSize=convertFileSize(fileSize);System.out.println("File si...
publicstaticvoidmain(String[]args){try{// 调用方法将文件转换成文件流InputStreamfileStream=convertFileToStream("path/to/file.txt");// 在这里可以使用文件流进行其他操作,如发送到网络或存储到数据库// 关闭文件流fileStream.close();}catch(IOExceptione){e.printStackTrace();}} 1. 2. 3. 4. 5. 6...
String workingDirectory = System.getProperty("user.dir");//***//String absoluteFilePath ="";//absoluteFilePath = workingDirectory + System.getProperty("file.separator") + filename;absoluteFilePath = workingDirectory + File.separator + filename; System.out.println("Final filepath : "+ absolute...
java.nio.file Interface Path All Superinterfaces: Comparable<Path>,Iterable<Path>,Watchable public interfacePathextendsComparable<Path>,Iterable<Path>,Watchable An object that may be used to locate a file in a file system. It will typically represent a system dependent file path. ...
File Constructors Properties AbsoluteFile AbsolutePath CanonicalFile CanonicalPath FreeSpace IsAbsolute IsDirectory IsFile IsHidden JniPeerMembers Name Parent ParentFile Path PathSeparator PathSeparatorChar Separator SeparatorChar ThresholdClass ThresholdType ...
logger.info("第"+(i+1)+"张图片 convert success"); logger.error("第"+(i+1)+"张图片 convert success"); }catch(IOException e) {// logger.error(e);;} files.add(file); }returnfiles; }catch(IOException e) { e.printStackTrace();returnnull; ...
print(path, type(path)) Output: C:\temp\tempFile.txt We used the Path() constructor to convert String to Path. This constructor accepts a string that contains a required path and converts the string to a POSIX path or a Windows path based on your system. In terms of OS, a path...
File Constructors Properties AbsoluteFile AbsolutePath CanonicalFile CanonicalPath FreeSpace IsAbsolute IsDirectory IsFile IsHidden JniPeerMembers Name Parent ParentFile Path PathSeparator PathSeparatorChar Separator SeparatorChar ThresholdClass ThresholdType ...
(new File("/Users/chenjujun/java-projects/Java-Test/src/test/java/script/test.groovy")));engine.eval("def sayHello(name,age){return 'Hello,I am ' + name + ',age' + age;}");Long time=(Long)((Invocable)engine).invokeFunction("getTime",null);// 反射到方法System.out.println(time)...
FilegetParentFile() Returns the abstract pathname of this abstract pathname's parent, or null if this pathname does not name a parent directory. StringgetPath() Converts this abstract pathname into a pathname string. longgetTotalSpace() Returns the size of the partition named by this abstract pa...