Package mil.nga.geopackage.features.user

Class FeatureCacheTables

java.lang.Object
mil.nga.geopackage.features.user.FeatureCacheTables
public class FeatureCacheTables extends Object
Feature Row Cache for multiple feature tables in a single GeoPackage
Since:
3.2.0

  • Constructor Details

    • FeatureCacheTables

      public FeatureCacheTables()
      Constructor, created with cache size of FeatureCache.DEFAULT_CACHE_MAX_SIZE

    • FeatureCacheTables

      public FeatureCacheTables(int maxCacheSize)
      Constructor
      Parameters:
      maxCacheSize - max feature rows to retain in each feature table cache

  • Method Details

    • getMaxCacheSize

      public int getMaxCacheSize()
      Get the max cache size used when creating new feature row caches
      Returns:
      max cache size

    • setMaxCacheSize

      public void setMaxCacheSize(int maxCacheSize)
      Set the max cache size to use when creating new feature row caches
      Parameters:
      maxCacheSize - feature row max cache size

    • getTables

      public Set<String> getTables()
      Get the feature table names with a feature row cache
      Returns:
      feature table names

    • getCache

      public FeatureCache getCache(String tableName)
      Get or create a feature row cache for the table name
      Parameters:
      tableName - feature table name
      Returns:
      feature row cache

    • getCache

      public FeatureCache getCache(FeatureRow featureRow)
      Get or create a feature row cache for the feature row
      Parameters:
      featureRow - feature row
      Returns:
      feature row cache

    • getMaxSize

      public int getMaxSize(String tableName)
      Get the cache max size for the table name
      Parameters:
      tableName - feature table name
      Returns:
      max size

    • getSize

      public int getSize(String tableName)
      Get the current cache size, number of feature rows cached, for the table name
      Parameters:
      tableName - feature table name
      Returns:
      cache size

    • get

      public FeatureRow get(String tableName, long featureId)
      Get the cached feature row by table name and feature id
      Parameters:
      tableName - feature table name
      featureId - feature row id
      Returns:
      feature row or null

    • put

      public FeatureRow put(FeatureRow featureRow)
      Cache the feature row
      Parameters:
      featureRow - feature row
      Returns:
      previous cached feature row or null

    • remove

      public FeatureRow remove(FeatureRow featureRow)
      Remove the cached feature row
      Parameters:
      featureRow - feature row
      Returns:
      removed feature row or null

    • remove

      public FeatureRow remove(String tableName, long featureId)
      Remove the cached feature row by id
      Parameters:
      tableName - feature table name
      featureId - feature row id
      Returns:
      removed feature row or null

    • clear

      public void clear(String tableName)
      Clear the feature table cache
      Parameters:
      tableName - feature table name

    • clear

      public void clear()
      Clear all caches

    • resize

      public void resize(String tableName, int maxCacheSize)
      Resize the feature table cache
      Parameters:
      tableName - feature table name
      maxCacheSize - max cache size

    • resize

      public void resize(int maxCacheSize)
      Resize all caches and update the max cache size
      Parameters:
      maxCacheSize - max cache size

    • clearAndResize

      public void clearAndResize(String tableName, int maxCacheSize)
      Clear and resize the feature table cache
      Parameters:
      tableName - feature table name
      maxCacheSize - max cache size

    • clearAndResize

      public void clearAndResize(int maxCacheSize)
      Clear and resize all caches and update the max cache size
      Parameters:
      maxCacheSize - max cache size