Package org.hibernate.engine.jdbc

Class ResultSetWrapperProxy

  • All Implemented Interfaces:
    java.lang.reflect.InvocationHandler
    public class ResultSetWrapperProxy
extends java.lang.Object
implements java.lang.reflect.InvocationHandler
    A proxy for a ResultSet delegate, responsible for locally caching the columnName-to-columnIndex resolution that has been found to be inefficient in a few vendor's drivers (i.e., Oracle and Postgres).

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      static java.sql.ResultSet generateProxy​(java.sql.ResultSet resultSet, ColumnNameCache columnNameCache, ServiceRegistry serviceRegistry)
      Generates a proxy wrapping the ResultSet.
      java.lang.Object invoke​(java.lang.Object proxy, java.lang.reflect.Method method, java.lang.Object[] args)  

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • generateProxy

        public static java.sql.ResultSet generateProxy​(java.sql.ResultSet resultSet,
                                               ColumnNameCache columnNameCache,
                                               ServiceRegistry serviceRegistry)
        Generates a proxy wrapping the ResultSet.
        Parameters:
        resultSet - The resultSet to wrap.
        columnNameCache - The cache storing data for converting column names to column indexes.
        serviceRegistry - Access to any needed services
        Returns:
        The generated proxy.

      • invoke

        public java.lang.Object invoke​(java.lang.Object proxy,
                               java.lang.reflect.Method method,
                               java.lang.Object[] args)
                        throws java.lang.Throwable
        Specified by:
        invoke in interface java.lang.reflect.InvocationHandler
        Throws:
        java.lang.Throwable