psdi.common.parse

Class FunctionTreeNodeAdapter

java.lang.Object

psdi.common.parse.TreeNodeAdapter

psdi.common.parse.FunctionTreeNodeAdapter

All Implemented Interfaces:

TreeNode

Direct Known Subclasses:

AvgNode, ExpNode, MaxNode, MinNode, PowNode, RoundNode, SqrtNode, StdDevNode

public abstract class FunctionTreeNodeAdapter
extends TreeNodeAdapter

Adapter class for build-in function nodes. A function node takes in multiple arguments of type number, and returns a number. The method getDouble is still abstract.

Author:

Wu

Constructor Summary

Constructors

Constructor and Description
FunctionTreeNodeAdapter()

Method Summary

Modifier and Type	Method and Description
boolean	getBoolean(MboRemote mbo) Numbers can't be represented by booleans so this throws an exception
java.util.Date	getDate(MboRemote mbo) Numbers can't be represented by dates so this throws an exception
int	getInt(MboRemote mbo) Numbers can't be represented by numbers so this throws an exception
int	getNodeDataType() Returns the data type of the node.
int	getNodeDataType(MboRemote mbo) Helper method gets the datatype from attribute nodes when needed.
java.lang.String	getString(MboRemote mbo) Evaluates the node and returns it's value as a String.
void	setOperands(MboRemote mbo, java.util.Vector operands) Sets the operands for custom class.

Methods inherited from class psdi.common.parse.TreeNodeAdapter

toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface psdi.common.parse.TreeNode

getDouble

Constructor Detail

FunctionTreeNodeAdapter

public FunctionTreeNodeAdapter()

Method Detail

getString

public java.lang.String getString(MboRemote mbo)
                           throws MXException,
                                  java.rmi.RemoteException

Evaluates the node and returns it's value as a String. The boolean value is converted into a Yes/No character.

Throws:

MXException

java.rmi.RemoteException

getInt

public int getInt(MboRemote mbo)
           throws MXException,
                  java.rmi.RemoteException

Numbers can't be represented by numbers so this throws an exception

Throws:

MXException

java.rmi.RemoteException

getDate

public java.util.Date getDate(MboRemote mbo)
                       throws MXException,
                              java.rmi.RemoteException

Numbers can't be represented by dates so this throws an exception

Throws:

MXException

java.rmi.RemoteException

getBoolean

public boolean getBoolean(MboRemote mbo)
                   throws MXException,
                          java.rmi.RemoteException

Numbers can't be represented by booleans so this throws an exception

Throws:

MXException

java.rmi.RemoteException

getNodeDataType

public int getNodeDataType()

Description copied from interface: TreeNode

Returns the data type of the node.

getNodeDataType

public int getNodeDataType(MboRemote mbo)
                    throws MXException,
                           java.rmi.RemoteException

Description copied from class: TreeNodeAdapter

Helper method gets the datatype from attribute nodes when needed.

Specified by:

getNodeDataType in interface TreeNode

Overrides:

getNodeDataType in class TreeNodeAdapter

Throws:

MXException

java.rmi.RemoteException

setOperands

public void setOperands(MboRemote mbo,
                        java.util.Vector operands)
                 throws MXException,
                        java.rmi.RemoteException

Description copied from interface: TreeNode

Sets the operands for custom class.

Throws:

MXException

java.rmi.RemoteException