Package com.atlan.samples.loaders.caches

Class AssetCache

  • Direct Known Subclasses:
    CategoryCache, GlossaryCache, TermCache
    public abstract class AssetCache
extends java.lang.Object
    Utility class for lazy-loading a cache of assets based on some human-constructable identity.

    • Constructor Summary

      Constructors 
      Constructor Description
      AssetCache()  

    • Method Summary

      All Methods Instance Methods Abstract Methods Concrete Methods 
      Modifier and Type Method Description
      boolean containsKey​(java.lang.String identity)
      Indicates whether the cache already contains an asset with a given identity.
      com.atlan.model.assets.Asset get​(java.lang.String identity)
      Retrieve an asset from the cache, lazily-loading it on any cache misses.
      protected abstract com.atlan.model.assets.Asset lookupAsset​(java.lang.String identity)
      Actually go to Atlan and find the asset with the provided identity.
      void put​(java.lang.String identity, com.atlan.model.assets.Asset asset)
      Add an asset to the cache.

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • AssetCache

        public AssetCache()

    • Method Detail

      • get

        public com.atlan.model.assets.Asset get​(java.lang.String identity)
        Retrieve an asset from the cache, lazily-loading it on any cache misses.
        Parameters:
        identity - of the asset to retrieve
        Returns:
        the asset with the specified identity

      • put

        public void put​(java.lang.String identity,
                com.atlan.model.assets.Asset asset)
        Add an asset to the cache.
        Parameters:
        identity - of the asset to add to the cache
        asset - the asset to add to the cache

      • containsKey

        public boolean containsKey​(java.lang.String identity)
        Indicates whether the cache already contains an asset with a given identity.
        Parameters:
        identity - of the asset to check for presence in the cache
        Returns:
        true if this identity is already in the cache, false otherwise

      • lookupAsset

        protected abstract com.atlan.model.assets.Asset lookupAsset​(java.lang.String identity)
        Actually go to Atlan and find the asset with the provided identity.
        Parameters:
        identity - of the asset to lookup
        Returns:
        the asset, from Atlan itself