org.hops.ext
Class dbcall

java.lang.Object
  org.hops.ext.dbcall

public class dbcall
extends java.lang.Object

Allows access to the AQM or if not connection known simulates the backend access throw the console

Constructor Summary

dbcall(boolean userData, java.lang.String dbfile)
Creates a new instance of dummy db

Method Summary

attrval	consultDB(attrval q, stackp commitments, stackp believes) Consults the database.
stackp	queryDB(attrval exequery, java.util.ArrayList requestedData, stackp commitments, stackp believes, PlanSet plans) Execute a query in the database.
static void	selectRefineAttribute(stackp stack) Converts a stackp to a RecognitionObject of HopsAttributes static private RecognitionObject toRecognitionObject( stackp stackin ){ RecognitionObject ro = new RecognitionObject(); HopsAttribute ha; for ( int i=0; i
static boolean	validDBParameter(attrval param, PlanSet plans) the param is valid if it exists on the plans

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

dbcall

public dbcall(boolean userData,
              java.lang.String dbfile)

Creates a new instance of dummy db

Method Detail

validDBParameter

public static boolean validDBParameter(attrval param,
                                       PlanSet plans)

the param is valid if it exists on the plans

Parameters:

param - the parameter

plans - the DM plans

consultDB

public attrval consultDB(attrval q,
                         stackp commitments,
                         stackp believes)

Consults the database. It is expected to receive a value for the input attribute. This attribute must be then answered to the user in the next interaction.

Parameters:

q - the attribute we are searching

commitments - the commitments stack

believes - the believes stack

Returns:

the q attribute with its value

queryDB

public stackp queryDB(attrval exequery,
                      java.util.ArrayList requestedData,
                      stackp commitments,
                      stackp believes,
                      PlanSet plans)

Execute a query in the database. The result could be any: just one value, or some elements, or whatever.

Parameters:

exequery - the name of the query to execute

requestedData - the data expected to obtain

commitments - the commitments stack

believes - the believes stack

Returns:

the stack of results

selectRefineAttribute

public static void selectRefineAttribute(stackp stack)

Converts a stackp to a RecognitionObject of HopsAttributes static private RecognitionObject toRecognitionObject( stackp stackin ){ RecognitionObject ro = new RecognitionObject(); HopsAttribute ha; for ( int i=0; i