JavaPoet is a Java API for generating .java source files.
JavaPoet is a Java API for generating .java source files and is the successor to JavaWriter.
It is available on Github: https://github.com/square/javapoet
Questions tagged [javapoet]
102 questions
11
votes
1 answer
JavaPoet + Android Studio "addModifiers(Modifier) cannot be applied to Modifier"
I've built an annotation processor for my Android project that builds a source file using JavaPoet. However, every time I need to call addModifiers on any JavaPoet object, Android Studio flags it as an error. It will say either
Cannot resolve…
TBridges42
- 1,709
- 17
- 27
10
votes
2 answers
javapoet - how to implement "extends" and "implements"
Using Javapoet, how to implement the following:
class A extends class B
class C implements Interface D
In the javadoc, it is mentioned how to create interfaces.
KCMS
- 187
- 1
- 13
10
votes
2 answers
JavaPoet Add Generic Parameter
How would I generate a method with the following signature?
public void doSomething(T t)
So far I have:
MethodSpec.methodBuilder("doSomething")
.addModifiers(Modifier.PUBLIC)
…
Eliezer
- 6,606
- 9
- 54
- 100
10
votes
1 answer
How to add the 'Any Type' questionmark in JavaPoet?
I'm generating code with JavaPoet.
Somewhere in the generated code I want to add a method which has the following argument.
...
public B someMethod(final AbstractObjectBuilder builder) {
...
}
...
So my JavaPoet code…
Pieter Degraeuwe
- 349
- 4
- 15
9
votes
1 answer
Generic Class with JavaPoet
Hey I'm trying to generate a class like this:
public abstract class ResourceListAdapter extends RecyclerView.Adapter {}
At the moment I can generate:
public abstract class ResourceListAdapter extends…
Marcel Groß
- 201
- 1
- 5
9
votes
1 answer
Javapoet superclass generic
Anyone know how I can do the following using javapoet
public class MyClassGenerated extends MyMapper{
}
My code of generation:
TypeSpec generateClass() {
return classBuilder("MyClassGenerated")
.addModifiers(PUBLIC)
…
Marco Giovanni
- 277
- 4
- 15
8
votes
1 answer
Generation of switch statement with JavaPoet
I'm working on a annotation processor written in java. I'm using JavaPoet to generate some lines of code. I have to generate a 'switch' statement. Now i'm using the following code:
MethodSpec.Builder methodBuilder =…
xcesco
- 4,118
- 3
- 26
- 53
7
votes
2 answers
how to generate symbol Class with javapoet
i want to generate a field like this:
public static Map> ID_MAP = new HashMap>();
WildcardTypeName.subtypeOf(Object.class) can give '?'
WildcardTypeName.subtypeOf(Class.class) can give 'Class'
dong sheng
- 176
- 1
- 8
7
votes
1 answer
Javapoet/JavaWriter append to existing class
I have been experimenting with code generation in an annotation processor.
Consider the following piece of code that adds a constructor that has a statement in it.
private void addRegister(ExecutableElement el) {
MethodSpec builder =…
Limnic
- 1,596
- 1
- 13
- 38
6
votes
0 answers
AnnotationProcessing - Generating Files at Each Round vs at Last Round
I was playing around with annotation processing and was unable to use generated files directly via an import in my code. Instead I had to prepend the generated class with its complete package. I posted a SO question error: package generated.schema…
Abbas
- 2,875
- 4
- 32
- 57
6
votes
1 answer
How to generate inner class in javapoet in java
Is there a any way to generate inner classes in javapoet library. I can generate classes with constructors and methods. But i can't figure out how to create inner classes
Damith
- 1,866
- 3
- 27
- 38
6
votes
1 answer
Generating annotations using JavaPoet
I am writing a code generator using JavaPoet and need to put an annotation on the class
For example :
package some.package
import org.hibernate.annotations.CacheConcurrencyStrategy;
import javax.persistence.Entity;
import…
nvalada
- 245
- 1
- 10
5
votes
1 answer
JavaPoet - Field of type inner class
I am trying to add an inner class (e.g. interface Listener{}) to a TypeSpec. Also I want to add a field of type Listener to my TypeSpec. How could i achieve something like that?
TypeSpec outerClass = ...;
TypeSpec innerClass =…
Saeed Entezari
- 3,303
- 1
- 14
- 35
5
votes
1 answer
How do I get JavaPoet to generate a class literal?
I want to use JavaPoet to generate an annotation with a type literal as value. For example:
@AutoService(MyService.class)
public class GeneratedClass implements MyService {
}
I've tried all the options I can think of, but none…
Jorn
- 16,599
- 15
- 67
- 103
5
votes
1 answer
Annotation Code Gen with JavaPoet
I am writing a code generator using JavaPoet and need to put an annotation on a class
For example :
@RequestMapping("/api")
public class SomeResource {
// rest of the code elided
}
I am able to get this far:
TypeSpec spec = TypeSpec
…
nvalada
- 245
- 1
- 10