- Java.io package classes
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- Java.io - BufferedInputStream
- Java.io - BufferedOutputStream
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- Java.io - FileInputStream
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- Java.io - FilterInputStream
- Java.io - FilterOutputStream
- Java.io - FilterReader
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- 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.PushbackReader.close() Method
Description
The java.io.PushbackReader.close() method closes the stream and releases any system resources associated with it. Once the stream has been closed, further read(), unread(), ready(), or skip() invocations will throw an IOException.
Declaration
Following is the declaration for java.io.PushbackReader.close() method.
public void close()
Parameters
NA
Return Value
This method does not return a value.
Exception
IOException − If an I/O error occurs.
Example
The following example shows the usage of java.io.PushbackReader.close() method.
package com.tutorialspoint; import java.io.*; public class PushbackReaderDemo { public static void main(String[] args) { String s = "Hello World"; // create a new StringReader StringReader sr = new StringReader(s); // create a new PushBack reader based on our string reader PushbackReader pr = new PushbackReader(sr, 20); try { // read the first five chars for (int i = 0; i < 5; i++) { char c = (char) pr.read(); System.out.print("" + c); } // change line System.out.println(); System.out.println("Closing stream..."); // close the stream pr.close(); System.out.println("Stream closed."); } catch (IOException ex) { ex.printStackTrace(); } } }
Let us compile and run the above program, this will produce the following result −
Hello Closing stream... Stream closed.
java_io_pushbackreader.htm
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