Externalization in Java is a process that improves the performance of serialization and deserialization mechanisms by complete control over what data fields are serialized and deserialized. In other simple words, externalization is used to customize serialization and deserialization processes. It…
Serialization in Java is the process of writing the state of an object to a byte stream. In other words, it is the process by which we can store (or save) the state of an object by converting it to…
Console in Java is a class in java.io package that provides access to the system console associated with JVM. Console class was introduced in Java 1.6 version. It is mainly used for reading data from the console and writing data…
Scanner in Java is a predefined class that reads or scans the data dynamically from the keyboard or a text file. In other words, scanner class allows the user to read all types of numeric values, strings, and other types…
PrintWriter in Java is a character output stream that creates a file and writes output data to a text file in a human-readable format. It provides several methods to print strings and numbers in text format. The methods of PrintWriter…
BufferedWriter in Java is a Writer that buffers the stream of characters before writing them to an underlying output stream. It adds the buffering capability to the underlying output character stream, so that there is no need to access the…
FileWriter in Java is an output stream that writes data in the form of characters into the text file. In other words, FileWriter is a character-based output stream that writes characters into a text file using the platform’s default character…
OutputStreamWriter in Java is a character output stream that translates characters into bytes. It uses a stream of bytes as its data for output. OutputStreamWriter acts as a bridge between an incoming sequence of characters and an outgoing stream of…
Writer in Java is an abstract class that is used to write characters into a file or output devices. In other words, it defines streaming character output. Since Writer is an abstract class, we cannot instantiate it. Java writer class…
