Package org.apache.camel.component.jdbc

Interface JdbcPrepareStatementStrategy

All Known Implementing Classes:
DefaultJdbcPrepareStatementStrategy
public interface JdbcPrepareStatementStrategy
Strategy for preparing statements when executing SQL queries.

  • Method Summary

    Modifier and Type
    Method
    Description
    Iterator<?>
    createPopulateIterator(String query, String preparedQuery, int expectedParams, org.apache.camel.Exchange exchange, Object value)
    Creates the iterator to use when setting query parameters on the prepared statement.
    void
    populateStatement(PreparedStatement ps, Iterator<?> iterator, int expectedParams)
    Populates the query parameters on the prepared statement
    String
    prepareQuery(String query, boolean allowNamedParameters)
    Prepares the query to be executed.

  • Method Details

    • prepareQuery

      String prepareQuery(String query, boolean allowNamedParameters) throws SQLException
      Prepares the query to be executed.
      Parameters:
      query - the query which may contain named query parameters
      allowNamedParameters - whether named parameters is allowed
      Returns:
      the query to actually use, which must be accepted by the JDBC driver.
      Throws:
      SQLException

    • createPopulateIterator

      Iterator<?> createPopulateIterator(String query, String preparedQuery, int expectedParams, org.apache.camel.Exchange exchange, Object value) throws SQLException
      Creates the iterator to use when setting query parameters on the prepared statement.
      Parameters:
      query - the original query which may contain named parameters
      preparedQuery - the query to actually use, which must be accepted by the JDBC driver.
      expectedParams - number of expected parameters
      exchange - the current exchange
      value - the message body that contains the data for the query parameters
      Returns:
      the iterator
      Throws:
      SQLException - is thrown if error creating the iterator

    • populateStatement

      void populateStatement(PreparedStatement ps, Iterator<?> iterator, int expectedParams) throws SQLException
      Populates the query parameters on the prepared statement
      Parameters:
      ps - the prepared statement
      iterator - the iterator to use for getting the parameter data
      expectedParams - number of expected parameters
      Throws:
      SQLException - is thrown if error populating parameters