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A class file is a compiled .java file and cannot be executed without jdk or java.
They are often executed with .bat files in windows for convenience
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Extension file for Java?
Java source files have the .java extension, compiled Java class files have the .class extension.
How do you open a class file?
A (java) class file was not be made to be opened and modified by hand for the users. A class file is the resulting byte code of your java file compilation. This class file can be interpretaded for any jvm. To run your java class you only need to write these instructions in your command line. java [ options ] className [ arguments ... ] java -classpath D:\myprogram MyFileName one two three
Program in Java to create file and copy content of an existing file to it?
You need to use File class to create file in java and than Reader class implementation such as BufferedReder to read content.
What is the extension of a java byte code file?
.class is the extension of a java byte code file.
Is it possible to have more than one public class in the same file?
No. There can be multiple java classes in the same .java file, but the name of the file must match the name of the public class in the file.
What type of file is created by Java?
Java created a file called class, and is identified by having the .class at the end. This file includes a Java bytecode, which then can be used on the Java Virtual Machine.
When java uses compiler?
What i know is java we will use compiler when it want to get class file(file with .class extension) from java file(file with .java extension).
Extension file for Java?
Java source files have the .java extension, compiled Java class files have the .class extension.
What is the java file in java?
The java file has the actual JAVA code present in it,..i.e the entire coding is done in that file.. you can view it using any text editor.. After compiling it you get a class file of every class present in the java file When you open a class file in a text editor, you won't see anything that makes sence. You won't find the original code that you wrote in the java file. That is because a class file is a product of the compilation of a java file.
How do you open a class file?
A (java) class file was not be made to be opened and modified by hand for the users. A class file is the resulting byte code of your java file compilation. This class file can be interpretaded for any jvm. To run your java class you only need to write these instructions in your command line. java [ options ] className [ arguments ... ] java -classpath D:\myprogram MyFileName one two three
What is java file in java?
A java file contains the code you write. One java file contains one class so for example when I want to make a class called Person, the source code is saved in Person.java
What is java class file?
That's the compiled Java file, the one that can be distributed to the end-users.
Any algo is used for converting class file to java source file?
You need a decompiler to convert class files to java source files. JAD is a Java Decompiler that can do it for you.
Program in Java to create file and copy content of an existing file to it?
You need to use File class to create file in java and than Reader class implementation such as BufferedReder to read content.
What is the extension of a java byte code file?
.class is the extension of a java byte code file.
Is it possible to have file name as java eg javajava?
Yes you can name a file (class if you use eclipse) java or even have java in the name.
Is it possible to have more than one public class in the same file?
No. There can be multiple java classes in the same .java file, but the name of the file must match the name of the public class in the file.
