java files whose name start with is specific letter in our case is Programmer. class file keeps method and constructor parameter as defined in source code.
Java 8 '-parameters' Compiler Argument To get the method and constructor parameter names, it is necessary that class must be compiled using -parameters compiler argument. Javac ProgrammerA.java ProgrammerB.java ProgrammerC.java Using reflection API, the annotation value is accessed. We can use javac command to compile a single or group of java source files lets understand step by step.Ĭompiles a single java source file javac ProgrammerA.java Compiles a multiple java source files In the above image very clearly we can see there are several options available, we can use according to our programming requirements. Javac ProgrammerA.java ProgrammerB.java ProgrammerC.java
The name of the JAR file will be based on the project’s Open command prompt and with the help of javac help command we can find out several options provided by the javac tools like version, verbose, source etc. The package goal will compile your Java code, run any tests, and finish by packaging the code up in a JAR file within the target directory. A java class file is a file with “.class” filename extension containing java byte code that can be executed on JVM(Java Virtual Machine). Javac compiles java source file(.java) and produced java class file(.class) as a output. Javac is the primary compiler included in the JDK (java development kit) which is design and developed by the Sun-Microsystems later in the year of 2010 acquired by the Oracle Corporation. Unlike other programming language java programming language also have its own compiler which is written in java only that is javac. 1.2 Compiles a multiple java source files.
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