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Questions tagged [javacompiler]

javax.tools.JavaCompiler is an interface used to invoke Java programming language compilers from programs. Not to be confused with Javac, which is the Java compiler included in the Java Development Kit (JDK).

Not to be confused with , the Java compiler included in the Java Development Kit (JDK) from Sun Microsystems.

javax.tools.JavaCompiler is an interface used to invoke programming language compilers from programs.

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JavaCompiler and modules

I have a multi module maven project structure like this: parent A B C (so modules A, B and C are my modules "inside" the parent). A is not modularized, while B and C are (A just contains a very small main method). Module A…
gym
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How to run a java file from different directory to include all of the output from where i need to build the Dockerfile?

I have a java file inside JavaFile directory from the below screenshot and want to run that java file from other directory (i.e) from C:\Priyanka\Docker-AppCodes\java-docker-app My java file is present inside the JavaFile Folder. How should I run…
Prathish
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Junit test classes compile error in java 11?

I am migrating to Java 11 from Java 8. I am getting compile error when doing Maven build. src main com A.class test com Atest.class Atest.java { A a;//compile error } Have…
shree
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UnsupportedClassVersionError: JWMCFRE003 bad major version ; class=io/swagger/v3jaxrs2/integration/OpenApiServlet, offcet=6

Swagger version in pom.xml io.swagger.core.v3 swagger-jaxrs2 2.1.2 io.swagger.core.v3 …
evgeny_s
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How do you create a JavaCompiler instance for a JDK not on your path?

How do you create a JavaCompiler instance not on your system? More specifically, I would like to be able to create a JavaCompiler instance from a version number. The only techniques I have seen for creating JavaCompiler instances are Using…
Lindstorm
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Why is Java command working with java files as parameter

I have java file HelloWorld.java with the following code: class HelloWorld { public static void main(String[] args) { System.out.println("Hello, World!"); } } Now my understanding is, to compile and run this we need two steps: Step…
DockYard
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Java creating a generic class that implement another generic interface with constraints

Interface to be implemented: public interface Message { } public interface Handles { void hanlde(T message); } Concrete implementation: public class EnforcementHandler> { } Unexpected…
Yusbel Garcia
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Compile and run Jade agents using JavaCompiler and URLClassLoader

I can't find a way to execute my agent JADE class by calling a JavaCompiler manually. I'm trying to implement a simulator, and I added an import feature that allows people to load their JADE agent classes and I would execute them on the simulator to…
ALEXANDRA LutinNoir
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How do I compile and run .java file with .class file in resource dynamically?

I'm trying to make my Main class print out in its console (eclipse) the output from Example1 class (in resources/ as .java file) that depends on Example2 class. I had this idea for grading purposes - to implement it in javafx application that runs a…
user9853395
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AbstractMethodError when calling overridden method of abstract class from a class compiled at runtime

Let me first summarize what exactly I'm trying to do. Basically, I'm using the JavaCompiler package to compile a class at runtime that extends my superclass "Player". The only thing that I know will be in the subclass is that it will extend Player…
Connor McNally
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How to create compiler part scanner in java for java programming language without using rejax api?

how to implement scanner in java for java programming language without using rejax API.
Safyan Yaqoob
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How to solve 'Execution failed for task ':app:compileDebugJavaWithJavac'' this error?

I have tried so many options Changed jdk path from recommended to manual path to my JDK folder. Added System.properties("java.home") in gradle dependencies. Uninstalled jdk and reinstalled. Invalidated & restart. Added java_home=c\:\\program…
Sagar P
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Unable to compile annotations like @Entity using JavaCompiler

I am using JavaCompiler to compile Java code at runtime. For most part, it works well. There are no exceptions during compiling, it works well. I require it to compile a class with @Entity annotation. However, I keep getting "Error in line 3 -…
Vicrum
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Do Java compilers calculate constant expressions during the compilation?

I've noticed that enum values in java.util.concurrent.TimeUnit have methods something like: public long toMillis(long d) { return x(d, C3/C2, MAX/(C3/C2)); } Are expressions C3/C2 and MAX/(C3/C2) calculated during compilation or during runtime?
Oleksandr
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How to set bootclasspath when using the "internal" JavaCompiler

How can you resolve the following warning warning: [options] bootstrap class path not set in conjunction with -source 8 when using the internal JavaCompiler? Example code (slightly modified from my source): JavaCompiler compiler =…
osundblad
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