- Java.io package classes
- Java.io - Home
- Java.io - BufferedInputStream
- Java.io - BufferedOutputStream
- Java.io - BufferedReader
- Java.io - BufferedWriter
- Java.io - ByteArrayInputStream
- Java.io - ByteArrayOutputStream
- Java.io - CharArrayReader
- Java.io - CharArrayWriter
- Java.io - Console
- Java.io - DataInputStream
- Java.io - DataOutputStream
- Java.io - File
- Java.io - FileDescriptor
- Java.io - FileInputStream
- Java.io - FileOutputStream
- Java.io - FilePermission
- Java.io - FileReader
- Java.io - FileWriter
- Java.io - FilterInputStream
- Java.io - FilterOutputStream
- Java.io - FilterReader
- Java.io - FilterWriter
- Java.io - InputStream
- Java.io - InputStreamReader
- Java.io - LineNumberInputStream
- Java.io - LineNumberReader
- Java.io - ObjectInputStream
- Java.io - ObjectInputStream.GetField
- Java.io - ObjectOutputStream
- io - ObjectOutputStream.PutField
- Java.io - ObjectStreamClass
- Java.io - ObjectStreamField
- Java.io - OutputStream
- Java.io - OutputStreamWriter
- Java.io - PipedInputStream
- Java.io - PipedOutputStream
- Java.io - PipedReader
- Java.io - PipedWriter
- Java.io - PrintStream
- Java.io - PrintWriter
- Java.io - PushbackInputStream
- Java.io - PushbackReader
- Java.io - RandomAccessFile
- Java.io - Reader
- Java.io - SequenceInputStream
- Java.io - SerializablePermission
- Java.io - StreamTokenizer
- Java.io - StringBufferInputStream
- Java.io - StringReader
- Java.io - StringWriter
- Java.io - Writer
- Java.io package extras
- Java.io - Interfaces
- Java.io - Exceptions
- Java.io package Useful Resources
- Java.io - Discussion
Java.io.BufferedInputStream .markSupported() Method
Description
The java.io.BufferedInputStream.markSupported() method tests if the input stream type supports mark() and reset() methods. markSupported() method returns true for BufferedInputStream.
Declaration
Following is the declaration for java.io.BufferedInputStream.markSupported() method.
public boolean markSupported()
Parameters
NA
Return Value
This method returns true if the stream type supports mark() and read() methods else the method returns false.
Exception
NA
Example
The following example shows the usage of java.io.BufferedInputStream.markSupported() method.
package com.tutorialspoint; import java.io.BufferedInputStream; import java.io.FileInputStream; import java.io.InputStream; public class BufferedInputStreamDemo { public static void main(String[] args) throws Exception { InputStream inStream = null; BufferedInputStream bis = null; boolean bool = false; try { // open input stream test.txt for reading purpose. inStream = new FileInputStream("c:/test.txt"); // input stream is converted to buffered input stream bis = new BufferedInputStream(inStream); // returns true if mark() and read() supports bool = bis.markSupported(); System.out.println("Support for mark() and reset() : "+bool); } catch(Exception e) { e.printStackTrace(); } finally { // releases any system resources associated with the stream if(bis!=null) bis.close(); if(inStream!=null) inStream.close(); } } }
Assuming we have a text file c:/test.txt, which has the following content. This file will be used as an input for our example program −
ABCDE
Let us compile and run the above program, this will produce the following result −
Support for mark() and reset() : true
java_io_bufferedinputstream.htm
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