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Java-IO package

259+ posts

Java IO ObjectStreamField

Last Updated: 23 July 2025

The Java. io. ObjectStreamField class is a description of a Serializable field from a Serializable interface. This class is serialization’s descriptor for classes. An arra...read more

Java-IO package

How to Read Data From GZIPInputStream in Java?

Last Updated: 18 April 2022

The Java GZIPInputStream class (java.util.zip.GZIPInputStream) can be used to decompress files that are compressed with the GZIP compression algorithm, for instance via th...read more

Java-IO package

Java FileReader Class

Last Updated: 29 August 2025

FileReader in Java is a class in the java.io package which can be used to read a stream of characters from the files. Java IO FileReader class uses either specified charse...read more

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Java-IO package

Java IO Tutorial

Last Updated: 24 September 2025

Java IO API provides classes and methods to handle input and output operations efficiently. It allows reading data from various sources and writing data to different desti...read more

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Java-IO package

Java FileWriter Class

Last Updated: 04 November 2025

The FileWriter class in Java is used to write character data to files. It extends OutputStreamWriter and handles characters directly, making it ideal for writing text file...read more

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Java-IO package

Console flush() method in Java with Examples

Last Updated: 12 June 2020

The flush() method of Console class in Java is used to flush the console and to force any buffered output to be written immediately.Syntax:public void flush()Specified By:...read more

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Java-IO package

Console reader() method in Java with Examples

Last Updated: 12 June 2020

The reader() method of Console class in Java is used to retrieve the unique Reader object which is associated with the console. This reader() method is generally used by s...read more

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Java-IO package

Console format(String, Object) method in Java with Examples

Last Updated: 12 June 2020

The format(String, Object) method of Console class in Java is used to write a formatted string to the output stream of the console. It uses the specified format string and...read more

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Java-IO package

Console readLine() method in Java with Examples

Last Updated: 12 June 2020

The readLine() method of Console class in Java is of two types:1. The readLine() method of Console class in Java is used to read a single line of text from the console.Syn...read more

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Java-IO package

Console writer() method in Java with Examples

Last Updated: 27 October 2021

The writer() method of Console class in Java is used to retrieves the unique PrintWriter object which is associated with the console.Syntax:public PrintWriter writer()Para...read more

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Java-IO package

Console printf(String, Object) method in Java with Examples

Last Updated: 12 June 2020

The printf(String, Object) method of Console class in Java is used to write a formatted string to the output stream of the console. It uses the specified format string and...read more

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Java-IO package

Console readPassword() method in Java with Examples

Last Updated: 27 September 2022

The readPassword() method of Console class in Java is of two types:1. The readPassword() method of Console class in Java is used to read a password or passphrase from the ...read more

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Java-IO package

PushbackInputStream mark() method in Java with Examples

Last Updated: 16 June 2022

The mark() method of PushbackInputStream class in Java is used to mark the current position in the input stream. This method does nothing for PushbackInputStream.Syntax:pu...read more

Java-IO package

PushbackInputStream markSupported() method in Java with Examples

Last Updated: 05 June 2020

The markSupported() method of PushbackInputStream class in Java is used to verify the supportability of mark() and reset() methods. It always returns false as this class d...read more

Java-IO package

PushbackInputStream available() method in Java with Examples

Last Updated: 05 June 2020

The available() method of PushbackInputStream class in Java is used to find the number of bytes that can be read from the input stream without blocking. It returns the est...read more

Java-IO package

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