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  package org.apache.cayenne.dba.postgres;
  
  import java.sql.PreparedStatement;
  import java.sql.Types;
  
  import org.apache.cayenne.access.types.ByteArrayType;
  
  /**
   * PostgresByteArrayType is a byte[] type handler that patches the problem with PostgreSQL
   * JDBC driver. Namely the fact that for some misterious reason PostgreSQL JDBC driver (as
   * of 7.3.5) completely ignores the existence of LONGVARBINARY type.
   * 
   * @since 1.2
   */
  class PostgresByteArrayType extends ByteArrayType {
  
      public PostgresByteArrayType(boolean trimmingBytes, boolean usingBlobs) {
          super(trimmingBytes, usingBlobs);
      }
  
      @Override
      public void setJdbcObject(
              PreparedStatement st,
              byte[] val,
              int pos,
              int type,
              int precision) throws Exception {
  
          // patch PGSQL driver LONGVARBINARY ignorance
          if (type == Types.LONGVARBINARY) {
              type = Types.VARBINARY;
          }
  
          super.setJdbcObject(st, val, pos, type, precision);
      }
  }
  