Klasse SqlBuilder

java.lang.Object
org.apache.torque.sql.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 1917245 2024-04-21 14:06:23Z tv $
Autor:
Henning P. Schmiedehausen, Thomas Fischer
  • Felddetails

    • log

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

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

    • 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.
      Gibt zurück:
      the current WhereClausePsPartBuilders, not null.
    • buildQuery

      public static Query buildQuery(Criteria crit) throws TorqueException
      Builds a Query from a criteria.
      Parameter:
      crit - the criteria to build the query from, not null.
      Gibt zurück:
      the corresponding query to the criteria.
      Löst aus:
      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.
      Parameter:
      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.
      Gibt zurück:
      The table name to use inside the SQL statement. If null is passed into this method, null is returned.
      Löst aus:
      TorqueException - if Torque is not yet initialized.
    • getUnqualifiedName

      public static String getUnqualifiedName(String name, String dbName) throws TorqueException
      Unqualify a table or column name.
      Parameter:
      name - the name to unqualify. If null is passed in, null is returned.
      dbName - name of the database
      Gibt zurück:
      The unqualified name.
      Löst aus:
      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.
      Parameter:
      criteria - the criteria to guess the table name from.
      Gibt zurück:
      the table name, not null.
      Löst aus:
      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.
      Parameter:
      tableName - the name of the table.
      dbName - the name of the database, null for the default db.
      Gibt zurück:
      the table map for the table, not null.
      Löst aus:
      TorqueException - if the database or table is unknown.