Package org.gradle.caching

## Class MapBasedBuildCacheService

- java.lang.Object
- - org.gradle.caching.MapBasedBuildCacheService

- All Implemented Interfaces:
    `java.io.Closeable`, `java.lang.AutoCloseable`, `BuildCacheService`

      public class MapBasedBuildCacheService
      extends java.lang.Object
      implements BuildCacheService

  Simple build cache implementation that delegates to a `ConcurrentMap`.
  Since:
    3.5

- - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---
    `MapBasedBuildCacheService​(java.util.concurrent.ConcurrentMap<java.lang.String,​byte[]> delegate)` |

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | `close()` | Clean up any resources held by the cache once it's not used anymore.
    `boolean` | `load​(BuildCacheKey key, BuildCacheEntryReader reader)` | Load the cached entry corresponding to the given cache key.
    `void` | `store​(BuildCacheKey key, BuildCacheEntryWriter output)` | Store the cache entry with the given cache key.

    - ### Methods inherited from class java.lang.Object

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

- - ### Constructor Detail

    - #### MapBasedBuildCacheService

          public MapBasedBuildCacheService​(java.util.concurrent.ConcurrentMap<java.lang.String,​byte[]> delegate)

  - ### Method Detail

    - #### load

          public boolean load​(BuildCacheKey key,
                              BuildCacheEntryReader reader)
                       throws BuildCacheException

      Description copied from interface: `BuildCacheService`
      Load the cached entry corresponding to the given cache key. The `reader` will be called if an entry is found in the cache.
      Specified by:
        `load` in interface `BuildCacheService`
      Parameters:
        `key` - the cache key.
        `reader` - the reader to read the data corresponding to the cache key.
      Returns:
        `true` if an entry was found, `false` otherwise.
      Throws:
        `BuildCacheException` - if the cache fails to load a cache entry for the given key

    - #### store

          public void store​(BuildCacheKey key,
                            BuildCacheEntryWriter output)
                     throws BuildCacheException

      Description copied from interface: `BuildCacheService`
      Store the cache entry with the given cache key. The `writer` will be called to actually write the data.
      Specified by:
        `store` in interface `BuildCacheService`
      Parameters:
        `key` - the cache key.
        `output` - the writer to write the data corresponding to the cache key.
      Throws:
        `BuildCacheException` - if the cache fails to store a cache entry for the given key

    - #### close

          public void close()
                     throws java.io.IOException

      Description copied from interface: `BuildCacheService`
      Clean up any resources held by the cache once it's not used anymore.
      Specified by:
        `close` in interface `java.lang.AutoCloseable`
      Specified by:
        `close` in interface `BuildCacheService`
      Specified by:
        `close` in interface `java.io.Closeable`
      Throws:
        `java.io.IOException` - if the cache fails to close cleanly.