invesdwin-instrument | instrumentation java agent that is able to inject | Runtime Evironment library
kandi X-RAY | invesdwin-instrument Summary
kandi X-RAY | invesdwin-instrument Summary
This is an instrumentation java agent that is able to load itself into the running JVM. It is able to dynamically setup springs InstrumentationLoadTimeWeaver to enable support for aspects without having to start the JVM with an explicit java agent.
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Top functions reviewed by kandi - BETA
- Create a temporary jar file
- Gets the classpath as a class path
- Read a file
- Creates a list of java code files
- Loads the plugin
- Find the name of the external VirtualMachine class
- Loads the agent
- Creates a jar for the dynamic instrumentation
- Sets the instrumentation class loader
- Add a directory to system classloader
- Returns the field of the given class
- Adds an URL to the system class loader
- Create a new temporary directory
- Forces a directory retries
- Find an empty temp directory
- Finds tools jar
- Finds a file in a directory
- Create a temporary jar file for a class
- Read data to a byte array
- Generates a new unique UUID
- Adds the path to the java library path
- Find the attach library
- Initialize load - saving context
- Gets an array of URL URLs
- Waits for java
- Main entry point
invesdwin-instrument Key Features
invesdwin-instrument Examples and Code Snippets
Community Discussions
Trending Discussions on invesdwin-instrument
QUESTION
Currently I am using a JVM argument when launching my program for it to find the JavaFX libraries like so :
...ANSWER
Answered 2020-Feb-25 at 21:40Instead of the using the JavaFX SDK, declare your dependence on JavaFX in your pom.xml
file. Then you can use the maven-shade-plugin to create an executable fat/uber JAR. The appropriate JavaFX JARs (e.g. the graphics JAR file) downloaded from Maven Central embed the needed, platform-specific native code which will be extracted at runtime (e.g. to the user home directory).
Here's a minimal example:
Launcher.java:
QUESTION
Currently I am using AspectJ Load Time Weaving to intercept the constructor of a base entity for auditing purposes. However when running the application I am getting incredibly inconsistent results revolving around the aspectOf() method that aspectJ weaves into LTW classes.
In some cases the application runs, the weaving is done correctly, and the code is functioning as expected. Other times I am met with:
...ANSWER
Answered 2019-Sep-04 at 17:36As per Kieveli's comment. My TL was thinking similarly. I'm new to Maven, Spring boot, and AOP. Looking into it externally run Maven and the build from within Eclipse seem to be "clobbering" one another.
I've been using maven via MINGW64 to clean / install / build, and the project doesn't specify usage of the AspectJ compiler which is likely why the factory method is not being woven into the class.
We're discussing a solution to this as we use Jenkins for build automation on our server. I am thinking that this Maven plugin may be the solution. https://www.mojohaus.org/aspectj-maven-plugin/
QUESTION
I have an XML-based database and I have defined a User model with a list of references to Role (another model). I have attached an XMLAdapter to roles property to auto-populate roles. For that, I've @autowired the RoleRepository in this adapter.
However, the repository is never autowired (always null
), no matter what I do. I have configured Compile-Time Weaving, Load-Time Weaving, and also tried an instrumentation java agent that is able to load itself into the running JVM invesdwin-instrument
.
ANSWER
Answered 2019-Aug-24 at 13:42"Solved" the problem by forgetting Compile-Time Weaving and Load-Time Weaving, and injecting RolesRepository
into UsersRepository
, initializing an instance of the RoleAdapter
with the injected repository and add this instance into the unmarshaller.
QUESTION
I am trying to enable aspect weaving for private methods on a large spring boot project. I already have aspects targeting public methods working just fine but my research led me to the notion that Spring AOP aspects can only interact with public methods.
I came across this project which I have incorporated into my code (literally copy-pasting the usage example) :
https://github.com/subes/invesdwin-instrument
This has the side effect of HUNDREDS of aspects being targeted at startup (spring stuff mostly). The console messages look like this :
...ANSWER
Answered 2019-Apr-03 at 18:12First thing first, the project you linked relies on you running the Oracle JVM.
Infact, it uses the sun.misc.unsafe
class, which is also more difficult to use starting from JDK 9 (JPMS).
Anyway, that project will discover a META-INF/aop.xml
file, which points to the classes containing your aspects. An example of that file content might be
QUESTION
I have entity class like this:
...ANSWER
Answered 2018-Feb-01 at 13:12Here you find the explanation why Lombok and AspectJ do not like each other.
What is said to work though, is to delombok the Lombok-annotated source code and then normally compile the generated source code with the AspectJ compiler (e.g. via AspectJ Maven plugin, which is what I use all the time in Maven projects). Assuming you do use Maven, also the delombok step can be done with Lombok Maven plugin. If you assign the right phases to the respective plugins, it should be possible to fully automate the build process.
Disclaimer: I have never used Lombok in my whole life, but know a thing or two about AspectJ and Maven.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install invesdwin-instrument
You can use invesdwin-instrument like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the invesdwin-instrument component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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