Class SqlBuilder


  • public final class SqlBuilder
    extends Object
    Factored out code that is used to process SQL tables. This code comes from BasePeer and is put here to reduce complexity in the BasePeer class. You should not use the methods here directly!
    Version:
    $Id: SqlBuilder.java 1870542 2019-11-28 09:32:40Z tv $
    Author:
    Henning P. Schmiedehausen, Thomas Fischer
    • Field Detail

      • log

        protected static final org.apache.logging.log4j.Logger log
        Logging
      • FUNCTION_DELIMITERS

        public static final String[] FUNCTION_DELIMITERS
        Delimiters for SQL functions.
    • Method Detail

      • getWhereClausePsPartBuilders

        public static List<WhereClausePsPartBuilder> getWhereClausePsPartBuilders()
        Returns the Builders which are responsible to render single where clause conditions. The returned list can be modified in order to change the rendered SQL.
        Returns:
        the current WhereClausePsPartBuilders, not null.
      • buildQuery

        public static Query buildQuery​(Criteria crit)
                                throws TorqueException
        Builds a Query from a criteria.
        Parameters:
        crit - the criteria to build the query from, not null.
        Returns:
        the corresponding query to the criteria.
        Throws:
        TorqueException - if an error occurs
      • getFullTableName

        public static String getFullTableName​(String table,
                                              String dbName)
                                       throws TorqueException
        Fully qualify a table name with an optional schema reference.
        Parameters:
        table - The table name to use. If null is passed in, null is returned.
        dbName - The name of the database to which this tables belongs. If null is passed, the default database is used.
        Returns:
        The table name to use inside the SQL statement. If null is passed into this method, null is returned.
        Throws:
        TorqueException - if Torque is not yet initialized.
      • getUnqualifiedName

        public static String getUnqualifiedName​(String name,
                                                String dbName)
                                         throws TorqueException
        Unqualify a table or column name.
        Parameters:
        name - the name to unqualify. If null is passed in, null is returned.
        dbName - name of the database
        Returns:
        The unqualified name.
        Throws:
        TorqueException - if the name cannot be determined.
      • guessFullTableFromCriteria

        public static String guessFullTableFromCriteria​(Criteria criteria)
                                                 throws TorqueException
        Guesses a table name from a criteria by inspecting the first column in the criteria.
        Parameters:
        criteria - the criteria to guess the table name from.
        Returns:
        the table name, not null.
        Throws:
        TorqueException - if the table name cannot be determined.
      • getTableMap

        public static TableMap getTableMap​(String tableName,
                                           String dbName)
                                    throws TorqueException
        Returns the table map for a table.
        Parameters:
        tableName - the name of the table.
        dbName - the name of the database, null for the default db.
        Returns:
        the table map for the table, not null.
        Throws:
        TorqueException - if the database or table is unknown.