I'm using Guice for dependency injection, but I'm getting this error:
1) Could not find a suitable constructor in java.lang.Void. Classes must have either one (and only one) constructor annotated with @Inject or a zero-argument constructor that is not private.
at java.lang.Void.class(Void.java:44)
while locating java.lang.Void
at com.myfeed.algorithm.clusterer.tree.wrapper.ItemSourceTreeWrapperFactory.create(ItemSourceTreeWrapperFactory.java:1)
What's especially odd is that it mentions java.lang.Void.
This is the module code: (I bind a class to itself, not an interface to a class)
install(new FactoryModuleBuilder().implement(
new TypeLiteral<ItemSourceTreeWrapper<Document>>(){}, ItemSourceTreeWrapper.class
).build(new TypeLiteral<ItemSourceTreeWrapperFactory<Document>>(){}));
Here is ItemSourceTreeWrapper constructor:
@Inject
public ItemSourceTreeWrapper(@Assisted Tree<Item<Source>> treeToWrap, @Assisted ItemGroup itemGroup, Itemizer<Source> itemizer, SourceItemConverterFactory sourceItemConverterFactory) {
this.treeToWrap = treeToWrap;
this.itemizer = itemizer;
sourceItemConverter = sourceItemConverterFactory.create(itemGroup, itemizer);
}
And here is the factory interface:
public interface ItemSourceTreeWrapperFactory<Source> {
public void create(Tree<Item<Source>> treeToWrap, ItemGroup<Source> itemGroup);
}