org.knime.base.node.io.database
Class DBVariableSupportNodeModel.Resolver

java.lang.Object
  org.knime.base.node.io.database.DBVariableSupportNodeModel.Resolver

Enclosing interface:

DBVariableSupportNodeModel

public static final class DBVariableSupportNodeModel.Resolver
extends Object

Resolver providing methods to parse queries and wrap certain variables.

Method Summary

static String	parse(String query, DBVariableSupportNodeModel model) Parses the given database query and replaces the variables.
static String	wrap(FlowVariable var) Replaces and returns the given flow variable.

Methods inherited from class java.lang.Object

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

Method Detail

parse

public static String parse(String query,
                           DBVariableSupportNodeModel model)

Parses the given database query and replaces the variables.

Parameters:

query - SQL query to parse

model - delegator to to retrieve variables

Returns:

SQL query where the variables have been replace with their actual value

wrap

public static String wrap(FlowVariable var)

Replaces and returns the given flow variable.

Parameters:

var - flow variable to be extended

Returns:

the new variable as string with pre- and suffix for INTEGER, DOUBLE and STRING types