Package org.apache.cassandra.cql3.functions.types

Class TypeTokens

  • public final class TypeTokens
extends java.lang.Object
    Utility methods to create TypeToken instances.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static <T> com.google.common.reflect.TypeToken<java.util.List<T>> listOf​(com.google.common.reflect.TypeToken<T> eltType)
      Create a TypeToken that represents a List whose elements are of the given type.
      static <T> com.google.common.reflect.TypeToken<java.util.List<T>> listOf​(java.lang.Class<T> eltType)
      Create a TypeToken that represents a List whose elements are of the given type.
      static <K,​V>
      com.google.common.reflect.TypeToken<java.util.Map<K,​V>>      		 mapOf​(com.google.common.reflect.TypeToken<K> keyType, com.google.common.reflect.TypeToken<V> valueType)
      Create a TypeToken that represents a Map whose keys and values are of the given key and value types.
      static <K,​V>
      com.google.common.reflect.TypeToken<java.util.Map<K,​V>>      		 mapOf​(java.lang.Class<K> keyType, java.lang.Class<V> valueType)
      Create a TypeToken that represents a Map whose keys and values are of the given key and value types.
      static <T> com.google.common.reflect.TypeToken<java.util.Set<T>> setOf​(com.google.common.reflect.TypeToken<T> eltType)
      Create a TypeToken that represents a Set whose elements are of the given type.
      static <T> com.google.common.reflect.TypeToken<java.util.Set<T>> setOf​(java.lang.Class<T> eltType)
      Create a TypeToken that represents a Set whose elements are of the given type.

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • listOf

        public static <T> com.google.common.reflect.TypeToken<java.util.List<T>> listOf​(java.lang.Class<T> eltType)
        Create a TypeToken that represents a List whose elements are of the given type.
        Type Parameters:
        T - The list element type.
        Parameters:
        eltType - The list element type.
        Returns:
        A TypeToken that represents a List whose elements are of the given type.

      • listOf

        public static <T> com.google.common.reflect.TypeToken<java.util.List<T>> listOf​(com.google.common.reflect.TypeToken<T> eltType)
        Create a TypeToken that represents a List whose elements are of the given type.
        Type Parameters:
        T - The list element type.
        Parameters:
        eltType - The list element type.
        Returns:
        A TypeToken that represents a List whose elements are of the given type.

      • setOf

        public static <T> com.google.common.reflect.TypeToken<java.util.Set<T>> setOf​(java.lang.Class<T> eltType)
        Create a TypeToken that represents a Set whose elements are of the given type.
        Type Parameters:
        T - The set element type.
        Parameters:
        eltType - The set element type.
        Returns:
        A TypeToken that represents a Set whose elements are of the given type.

      • setOf

        public static <T> com.google.common.reflect.TypeToken<java.util.Set<T>> setOf​(com.google.common.reflect.TypeToken<T> eltType)
        Create a TypeToken that represents a Set whose elements are of the given type.
        Type Parameters:
        T - The set element type.
        Parameters:
        eltType - The set element type.
        Returns:
        A TypeToken that represents a Set whose elements are of the given type.

      • mapOf

        public static <K,​V> com.google.common.reflect.TypeToken<java.util.Map<K,​V>> mapOf​(java.lang.Class<K> keyType,
                                                                                              java.lang.Class<V> valueType)
        Create a TypeToken that represents a Map whose keys and values are of the given key and value types.
        Type Parameters:
        K - The map key type.
        V - The map value type
        Parameters:
        keyType - The map key type.
        valueType - The map value type
        Returns:
        A TypeToken that represents a Map whose keys and values are of the given key and value types

      • mapOf

        public static <K,​V> com.google.common.reflect.TypeToken<java.util.Map<K,​V>> mapOf​(com.google.common.reflect.TypeToken<K> keyType,
                                                                                              com.google.common.reflect.TypeToken<V> valueType)
        Create a TypeToken that represents a Map whose keys and values are of the given key and value types.
        Type Parameters:
        K - The map key type.
        V - The map value type
        Parameters:
        keyType - The map key type.
        valueType - The map value type
        Returns:
        A TypeToken that represents a Map whose keys and values are of the given key and value types