Package com.yahoo.container.di.componentgraph.core

Class Node

    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected java.util.Optional<java.lang.Object> instance  

    • Constructor Summary

      Constructors 
      Constructor Description
      Node​(com.yahoo.component.ComponentId componentId)  

    • Method Summary

      All Methods Static Methods Instance Methods Abstract Methods Concrete Methods 
      Modifier and Type Method Description
      java.lang.Object component()
      Returns the component represented by this - which is either the instance, or if the instance is a provider, the component returned by it.
      com.yahoo.component.ComponentId componentId()  
      abstract java.lang.Class<?> componentType()  
      abstract java.util.Set<com.yahoo.vespa.config.ConfigKey<com.yahoo.config.ConfigInstance>> configKeys()  
      java.util.Optional<?> constructedInstance()
      Returns the already constructed instance in this, if any
      void constructInstance()
      Constructs the instance represented by this node, if not already done.
      static boolean equalEdges​(java.util.List<?> edges1, java.util.List<?> edges2)  
      boolean equals​(java.lang.Object other)  
      int hashCode()  
      java.lang.String idAndType()  
      void inject​(Node component)  
      void injectAll​(java.util.Collection<ComponentNode> componentNodes)  
      abstract com.google.inject.Key<?> instanceKey()  
      abstract java.lang.Class<?> instanceType()  
      abstract java.lang.String label()  
      protected abstract java.lang.Object newInstance()  
      static java.lang.String packageName​(java.lang.Class<?> componentClass)  
      protected static com.yahoo.component.ComponentId syntheticComponentId​(java.lang.String className, java.lang.Object identityObject, com.yahoo.component.ComponentId namespace)  
      abstract java.util.List<Node> usedComponents()
      The components actually used by this node.

      • Methods inherited from class java.lang.Object

        clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • instance

        protected java.util.Optional<java.lang.Object> instance

    • Constructor Detail

      • Node

        public Node​(com.yahoo.component.ComponentId componentId)

    • Method Detail

      • instanceKey

        public abstract com.google.inject.Key<?> instanceKey()

      • usedComponents

        public abstract java.util.List<Node> usedComponents()
        The components actually used by this node. Consist of a subset of the injected nodes + subset of the global nodes.

      • newInstance

        protected abstract java.lang.Object newInstance()

      • constructInstance

        public void constructInstance()
        Constructs the instance represented by this node, if not already done.

      • component

        public java.lang.Object component()
        Returns the component represented by this - which is either the instance, or if the instance is a provider, the component returned by it.

      • configKeys

        public abstract java.util.Set<com.yahoo.vespa.config.ConfigKey<com.yahoo.config.ConfigInstance>> configKeys()

      • inject

        public void inject​(Node component)

      • injectAll

        public void injectAll​(java.util.Collection<ComponentNode> componentNodes)

      • instanceType

        public abstract java.lang.Class<?> instanceType()

      • componentType

        public abstract java.lang.Class<?> componentType()

      • label

        public abstract java.lang.String label()

      • idAndType

        public java.lang.String idAndType()

      • equalEdges

        public static boolean equalEdges​(java.util.List<?> edges1,
                                 java.util.List<?> edges2)

      • hashCode

        public int hashCode()
        Overrides:
        hashCode in class java.lang.Object

      • equals

        public boolean equals​(java.lang.Object other)
        Overrides:
        equals in class java.lang.Object

      • componentId

        public com.yahoo.component.ComponentId componentId()

      • constructedInstance

        public java.util.Optional<?> constructedInstance()
        Returns the already constructed instance in this, if any

      • syntheticComponentId

        protected static com.yahoo.component.ComponentId syntheticComponentId​(java.lang.String className,
                                                                      java.lang.Object identityObject,
                                                                      com.yahoo.component.ComponentId namespace)
        Parameters:
        identityObject - he identifying object that makes the Node unique

      • packageName

        public static java.lang.String packageName​(java.lang.Class<?> componentClass)