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package com.jparams.object.builder.provider;

import java.util.Collections;
import java.util.Set;

import com.jparams.object.builder.Context;
import com.jparams.object.builder.type.Type;

public class SetProvider implements Provider
{
    @Override
    public boolean supports(final Type type)
    {
        return type.getJavaType().isAssignableFrom(Set.class);
    }

    @Override
    public Set provide(final Context context)
    {
        if (context.getPath().getType().getGenerics().isEmpty())
        {
            context.logWarning("No generics found. Could not populate Set");
            return Collections.emptySet();
        }

        final Type type = context.getPath().getType().getGenerics().get(0);
        return Collections.singleton(context.createChild("[0]", type));
    }
}