org.jboss.resteasy.plugins.server.resourcefactory.POJOResourceFactory Maven / Gradle / Ivy
package org.jboss.resteasy.plugins.server.resourcefactory;
import org.jboss.resteasy.spi.ConstructorInjector;
import org.jboss.resteasy.spi.HttpRequest;
import org.jboss.resteasy.spi.HttpResponse;
import org.jboss.resteasy.spi.PropertyInjector;
import org.jboss.resteasy.spi.ResourceFactory;
import org.jboss.resteasy.spi.ResteasyProviderFactory;
import org.jboss.resteasy.spi.metadata.ResourceBuilder;
import org.jboss.resteasy.spi.metadata.ResourceClass;
import org.jboss.resteasy.spi.metadata.ResourceConstructor;
/**
* Allocates an instance of a class at each invocation
*
* @author Bill Burke
* @version $Revision: 1 $
*/
public class POJOResourceFactory implements ResourceFactory
{
private final Class scannableClass;
private final ResourceClass resourceClass;
private ConstructorInjector constructorInjector;
private PropertyInjector propertyInjector;
public POJOResourceFactory(Class scannableClass)
{
this.scannableClass = scannableClass;
this.resourceClass = ResourceBuilder.rootResourceFromAnnotations(scannableClass);
}
public POJOResourceFactory(ResourceClass resourceClass)
{
this.scannableClass = resourceClass.getClazz();
this.resourceClass = resourceClass;
}
public void registered(ResteasyProviderFactory factory)
{
ResourceConstructor constructor = resourceClass.getConstructor();
if (constructor == null) constructor = ResourceBuilder.constructor(resourceClass.getClazz());
if (constructor == null)
{
throw new RuntimeException("Unable to find a public constructor for class " + scannableClass.getName());
}
this.constructorInjector = factory.getInjectorFactory().createConstructor(constructor, factory);
this.propertyInjector = factory.getInjectorFactory().createPropertyInjector(resourceClass, factory);
}
public Object createResource(HttpRequest request, HttpResponse response, ResteasyProviderFactory factory)
{
Object obj = constructorInjector.construct(request, response);
propertyInjector.inject(request, response, obj);
return obj;
}
public void unregistered()
{
}
public Class getScannableClass()
{
return scannableClass;
}
public void requestFinished(HttpRequest request, HttpResponse response, Object resource)
{
}
}