java obfuscator

In many Java applications, you need to call the Java compiler in the program to compile and run the program. However, in earlier versions (Java se5 and earlier versions. com. sun. tools. the javac package is used to call the Java compiler. jar is not a standard Java library.

Other JAVA Learning (I) basic knowledge and java learning basic knowledge In the past, machine learning in Python found that when the data volume is getting bigger and bigger, it is hard to meet the needs of simple python processing, Hadoop needs to be used for parallel data processing, while hadoop is written in JAVA, so I started learning

First, Java Introduction:Java technology is divided into three main parts: Java language, Java Runtime Environment and Java class Library. (in general, it does not distinguish which part is referred to)That is, Java is not just a programming language, it is a complete platfo

MyCAT reports java. lang. OutOfMemoryError: Java heap space In the morning, my colleague reported that mycat was suspended again. It was estimated that the memory was still overflow and I checked the error log. INFO | jvm 1 | 07:09:06 | java. lang. OutOfMemoryError: Java heap spaceINFO | jvm 1 | 07:09:06 | Exception in

First, Introduction to JavaJava is a generic term for the Java object-oriented programming language and Java platform introduced by Sun Microsystems Company in May 1995. Co-developed by James Gosling and co-workers, and was formally launched in 1995.Java consists of three systems: Javase (J2SE) (JAVA2 Platform standard Edition,

1. Run-time data areaThe Java Virtual machine divides the memory it manages into several different data regions during the execution of a Java program. These areas have their own uses, as well as the time of creation and destruction: Some regions exist with the start of a virtual machine process Some regions are built and destroyed depending on the start and end of the user thread Accordin

Problem: Can I know the attributes and methods of a Java class at runtime? Can I call any of its methods? The answer is yes. Java provides a reflection mechanism for implementation. Directory What is the reflection mechanism of Java? Reflection API provided in JDK What functions does the Java reflection mechanis

I found a very old article, but I have a good understanding of classloader. Original Author: Greg Travis (Mito@panix.com) Start: This tutorial provides an overview of the Java classloader and takes you throughConstruction of an example classloader that automatically compiles your codeBefore loading it. You'll learn exactly what a classloader does, and what you needDo to create your own. This tutorial provides an overview of

Java serialization, java serialization, and deserialization1. Overview through the serialization mechanism, we can convert objects in Java memory into binary byte streams, so that we can store Java objects to disks or transmit Java objects over the network.1.1 serialization

Java as an object-oriented, cross-platform language, its object, memory, etc. has been a difficult point of knowledge. And many of the concepts of the name look so similar, many people will be silly to divide the unclear. For example, the JVM memory structure, the Java memory model, and the Java object model we are going to discuss in this article are three disti

As one of the most widely used languages in the industry, Java has won the praise of many software vendors and developers, and is actively promoted by many JCP members including Oracle. However, the deep understanding and application of the Java language are rarely discussed. On the infoq Chinese site, Senior IBM engineer Cheng Fu was specially invited to write this "Ja