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Raja has Published 760 Articles
![raja](https://www.tutorialspoint.com/assets/profiles/107595/profile/60_161286-1564642329.jpg)
raja
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JShell tool has introduced in Java 9 that provides a fast and friendly environment that enables us to quickly explore, discover, and experiment with Java language features and extensive libraries.When the code entered into the JShell console, it is processed by JLine. It is a Java library that allows us to ... Read More
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raja
683 Views
Java 9 has introduced a new format called "jmod" to encapsulate modules. The jmod files can be designed to handle more content types than jar files. It can also package local codes, configuration files, local commands, and other types of data. The "jmod" format hasn't support at runtime and can be based ... Read More
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raja
372 Views
JShell tool has introduced in Java 9 version. It is also called a REPL(Read-Evaluate-Print-Loop) tool that allows us to execute Java code and getting immediate results. We need to list out the declared types like class, interface, enum, and etc by using the "/types" command.Below are the different "/types" commands in JShell./types ... Read More
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raja
203 Views
Java has a ServiceLoader class from java.util package that can help to locate service providers at the runtime by searching in the classpath. For service providers defined in modules, we can look at the sample application to declare modules with service and how it works.For instance, we have a "test.app" module that ... Read More
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raja
290 Views
JShell has introduced in Java 9 and is a command-line tool that allows us to enter simple statements, expressions, methods, and classes without a main () method.When we can enter code in JShell, the code has assigned a unique ID. This ID starts at 1 and has incremented for each command ... Read More
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raja
525 Views
Java 9 has introduced a new feature is the creation of a REPL (Read-Evaluate-Print-Loop) called JShell. It is a command-line prompt tool to evaluate Java code without the need to write a complete program.When we can enter code or internal commands in JShell, we need to use it during the current ... Read More
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raja
769 Views
An unnamed module is a concept of the unnamed package. It is a module in which packages or classes can't be defined in any named module but exist in the jar file from classpath. If our code can try to load type from those files, the module system attempts to lookup classpath and loads it.An unnamed module read all ... Read More
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raja
243 Views
Java 9 has improved Process API, and it helps to manage and control operating system processes. Before Java 9, it has been difficult to manage and control operating system processes using Java programs. Since Java 9, new classes and interfaces have added to control the operating system process through Java ... Read More
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raja
598 Views
Java 9 has added improvements to Process API for getting PID of running process, getting children and/or descendants of a process, and also added a new class that helps to list out all running processes, getting information about an arbitrary process, and traversing process tree. The information returned by these methods can be a ... Read More
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raja
215 Views
JShell is an interactive tool for learning Java, and it is a REPL(Read-Evaluate-Print-Loop) that evaluates declarations, statements, and expressions.While leaving a JShell session, we want to reuse the code previously entered into a new session. This can be done by using the command: /open [File_Path]. This command will load all ... Read More