Package net.ontopia.persistence.proxy

Class QueryDescriptor

java.lang.Object
net.ontopia.persistence.proxy.QueryDescriptor
public class QueryDescriptor extends Object
INTERNAL: Class used for loading and managing SQL query declarations. It is used by the rdbms proxy implementation, but should implement a query factory interface in the future.

  • Field Details

    • name

      protected String name

    • type

      protected String type

    • fetchSize

      protected int fetchSize

    • selects

      protected net.ontopia.persistence.proxy.QueryDescriptor.SelectField[] selects

    • params

      protected Class[] params

    • statements

      protected Map<String,String> statements

    • lookup_identities

      protected boolean lookup_identities

  • Constructor Details

    • QueryDescriptor

      public QueryDescriptor(String name, String type, boolean lookup_identities)

  • Method Details

    • getName

      public String getName()
      INTERNAL: Returns the name of the query. This field is used together with named query execution.

    • getType

      public String getType()
      INTERNAL: Gets the query result type name.

    • getFetchSize

      public int getFetchSize()
      INTERNAL: Gets the default fetch size.

    • setFetchSize

      public void setFetchSize(int fetchSize)
      INTERNAL: Sets the default fetch size.

    • setSelects

      public void setSelects(List<net.ontopia.persistence.proxy.QueryDescriptor.SelectField> selects)
      INTERNAL: Sets the selected fields.

    • setParameters

      public void setParameters(List<Class<?>> params)
      INTERNAL: Sets the class type of the query parameters.

    • getStatement

      public String getStatement(String[] platforms)
      INTERNAL: Gets the class type of the query parameters.

    • addStatement

      public void addStatement(String[] platforms, String statement)
      INTERNAL: Registers the query statement for the specified platforms.

    • createSharedQuery

      public DetachedQueryIF createSharedQuery(StorageIF storage, AccessRegistrarIF registrar, String[] platforms)
      INTERNAL: Creates a QueryIF instance that uses the specified storage access and platform settings.

    • createQuery

      public QueryIF createQuery(RDBMSAccess access, ObjectAccessIF oaccess, AccessRegistrarIF registrar, String[] platforms)
      INTERNAL: Creates a QueryIF instance that uses the specified storage access, object access, access registrar and platform settings for this query descriptor.

    • createSQLStatement

      protected SQLStatement createSQLStatement(StorageIF storage, String[] platforms)

    • createDetachedQuery

      protected DetachedQueryIF createDetachedQuery(SQLStatementIF stm, String type, boolean lookup_identities)

    • getSelectFieldHandlers

      protected FieldHandlerIF[] getSelectFieldHandlers(ObjectRelationalMappingIF mapping, net.ontopia.persistence.proxy.QueryDescriptor.SelectField[] selects)

    • getSelectFieldHandler

      protected FieldHandlerIF getSelectFieldHandler(ObjectRelationalMappingIF mapping, net.ontopia.persistence.proxy.QueryDescriptor.SelectField select)

    • getParameterHandlers

      protected FieldHandlerIF[] getParameterHandlers(ObjectRelationalMappingIF mapping, Class[] params)

    • getFieldHandler

      protected FieldHandlerIF getFieldHandler(ObjectRelationalMappingIF mapping, Class klass)