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  package org.apache.cayenne.dba.oracle;
  
  import java.sql.Clob;
  import java.sql.PreparedStatement;
  import java.sql.Types;
  
  import org.apache.cayenne.access.types.CharType;
  
  /**
   * Oracle specific CHAR type handling. 
   * 
   * If connection property "fixedString" is true, then
   * 'a' equal 'a ' in a CHAR(4) while parameter binding in PreparedStatement.
   * 
   * @since 3.1
   */
  public class OracleCharType extends CharType {
  
      public OracleCharType() {
          super(true, true);
      }
  
      @Override
      public void setJdbcObject(
              PreparedStatement st,
              String val,
              int pos,
              int type,
              int precision) throws Exception {
          if (type == Types.CLOB) {
  
              if (isUsingClobs()) {
  
                  Clob clob = st.getConnection().createClob();
                  clob.setString(1, val);
                  st.setClob(pos, clob);
                  
              } else {
                  st.setString(pos, val);
              }
          }
          else {
              // use exactly this method to solve CAY-1470
              // setting connection property "fixedString" to true doesn't help
              // with .setString(parameterIndex, x)
              // nether with .setObject(parameterIndex, x, targetSqlType)
              st.setObject(pos, val);
          }
      }
  }
  