package com.atlassian.asap.it;
   
   import com.sun.jersey.core.spi.component.ComponentContext;
   import com.sun.jersey.core.spi.component.ComponentScope;
   import com.sun.jersey.core.spi.component.ioc.IoCComponentProvider;
   import com.sun.jersey.core.spi.component.ioc.IoCComponentProviderFactory;
   import com.sun.jersey.core.spi.component.ioc.IoCFullyManagedComponentProvider;
   
   import java.util.Map;
  
  /**
   * Utility class to create IoCComponentProviderFactory instances.
   */
  public final class JerseyTestUtil {
  
      private JerseyTestUtil() {
          // only static methods
      }
  
      /**
       * @param injectables map of injectable instances
       * @return an instance if IoCComponentProviderFactory which injects objects in injectables Map
       */
      public static IoCComponentProviderFactory ioCProviderFactoryfromMap(final Map<Class, Object> injectables) {
          IoCComponentProviderFactory ioCComponentProviderFactory = new IoCComponentProviderFactory() {
              @Override
              public IoCComponentProvider getComponentProvider(Class<?> c) {
                  if (injectables.containsKey(c)) {
                      return wrap(injectables.get(c));
                  }
  
                  return null;
              }
  
              @Override
              public IoCComponentProvider getComponentProvider(ComponentContext cc, Class<?> c) {
                  return getComponentProvider(c);
              }
  
              private IoCComponentProvider wrap(final Object instance) {
                  return new IoCFullyManagedComponentProvider() {
                      @Override
                      public Object getInstance() {
                          return instance;
                      }
  
                      @Override
                      public ComponentScope getScope() {
                          return ComponentScope.Singleton;
                      }
                  };
              }
          };
  
          return ioCComponentProviderFactory;
      }
  }