其常见的子类包括BufferedReader和InputStreamReader,InputStreamReader的子类FileReader也很常见,下面简单介绍一下。 2. BufferedReader BufferedReader继承Reader,本身的方法非常简单,其官方解释如下: Reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characte...
This method blocks until at least one character of input is available. Java documentation for java.io.PipedReader.read(char[], int, int). Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the ...
java.io.InputStreamReader com.google.common.io.Files Read text file with FileReader FileReaderis a class used for reading character files. It reads text from character files using a default buffer size. Decoding from bytes to characters uses either a specified charset or the platform's default c...
java doc上说明:This method must be called prior to reading request parameters or reading input using getReader()。而且,该指定只对POST方法有效,对GET方法无效。分析原因,应该是在执行第一个getParameter()的时候,java将会按照编码分析所有的提交内容,而后续的getParameter()不再进行分析,所以setCharacterEncoding(...
Example 1: Reading a file using InputStreamReader In the given example, we are reading all the content of the filedemo.txtinto a character array. We then print the read characters into the standard output. We should use this technique for small files. Also do not forget to create a suffi...
The DataInput interface provides for reading bytes from a binary stream and reconstructing from them data in any of the Java primitive types. C# Kopiera [Android.Runtime.Register("java/io/DataInput", "", "Java.IO.IDataInputInvoker")] public interface IDataInput : Android.Runtime.IJavaObj...
Reads text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines. The buffer size may be specified, or the default size may be used. The default is large enough for most purposes. In general, each read request ...
A buffered character-input stream that keeps track of line numbers. This class defines methodssetLineNumber(int)andgetLineNumber()for setting and getting the current line number respectively. By default, line numbering begins at 0. This number increments at everyline terminatoras the data is read,...
{FileinputFile=newFile("path/to/inputFile.txt");FileoutputFile=newFile("path/to/outputFile.txt");try(FileReaderreader=newFileReader(inputFile);FileWriterwriter=newFileWriter(outputFile)){intcharacter;while((character=reader.read())!=-1){writer.write(character);}}catch(IOExceptione){e.print...
FileInputStream input =newFileInputStream(file);intcharacter;// read character by character by default// read() function return int between 0 and 255.while((character = input.read()) != -1) {intch = input.available(); System.out.print("Currently Reading:"+ (char)character); ...