edu.iastate.anthill.indus.iterator
Class DB2Tree

java.lang.Object
  edu.iastate.anthill.indus.iterator.DB2Tree

Direct Known Subclasses:

EC2Tree, Go2Tree, MIPS2Tree, Scop2Tree

public abstract class DB2Tree

extends java.lang.Object

Since:

1.0 2005-03-11

Author:

Jie Bao

Field Summary

protected java.sql.Connection

db

Constructor Summary

DB2Tree(java.sql.Connection db)

Method Summary

protected void	buildTree(TypedTree tree, int cutoff, DBTreeNode from)
DBTreeNode	createNode(java.lang.String id)
protected java.lang.String	defaultFindComments(java.lang.String commentTable, java.lang.String id_col, java.lang.String comment_col, java.lang.String id) Query over a table commentTable(id_col, comment_col)
protected java.util.Vector	defaultGetChildren(java.lang.String relationTable, java.lang.String childCol, java.lang.String parentCol, java.lang.String from_id, java.lang.String relationCol, java.lang.String relationType)
protected java.util.Vector	defaultGetParent(java.lang.String relationTable, java.lang.String childCol, java.lang.String parentCol, java.lang.String from_id, java.lang.String relationCol, java.lang.String relationType)
protected abstract java.lang.String	findComments(java.lang.String id)
protected abstract java.util.Vector	getChildren(java.lang.String from_id)
protected java.lang.String	getFirstParent(java.lang.String from_id)
protected java.util.Vector	getFirstParentPath(java.lang.String from_id) Get the first parent of a given node we expect to extend the design for DAG latter on, that's why "first parent"
protected abstract java.util.Vector	getParent(java.lang.String from_id)
abstract java.lang.String	getRootId()
TypedTree	getTree(java.lang.String from_id, int cutoff)
protected void	insertPath(TypedTree tree, java.util.Vector path) Insert a path into a tree
void	insertSet(TypedTree tree, java.util.Set values) Insert a set of values to a tree

Methods inherited from class java.lang.Object

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

Field Detail

db

protected java.sql.Connection db

Constructor Detail

DB2Tree

public DB2Tree(java.sql.Connection db)

Method Detail

findComments

protected abstract java.lang.String findComments(java.lang.String id)

defaultFindComments

protected java.lang.String defaultFindComments(java.lang.String commentTable,
                                               java.lang.String id_col,
                                               java.lang.String comment_col,
                                               java.lang.String id)

Query over a table commentTable(id_col, comment_col)

Parameters:

commentTable - String

id_col - String

comment_col - String

id - String

Returns:

String

Since:

2005-03-30

getRootId

public abstract java.lang.String getRootId()

getChildren

protected abstract java.util.Vector getChildren(java.lang.String from_id)

defaultGetChildren

protected java.util.Vector defaultGetChildren(java.lang.String relationTable,
                                              java.lang.String childCol,
                                              java.lang.String parentCol,
                                              java.lang.String from_id,
                                              java.lang.String relationCol,
                                              java.lang.String relationType)

Parameters:

relationTable - String

childCol - String

parentCol - String

from_id - String

relationCol - String

relationType - String

Returns:

Vector

Since:

2005-03-30

getParent

protected abstract java.util.Vector getParent(java.lang.String from_id)

defaultGetParent

protected java.util.Vector defaultGetParent(java.lang.String relationTable,
                                            java.lang.String childCol,
                                            java.lang.String parentCol,
                                            java.lang.String from_id,
                                            java.lang.String relationCol,
                                            java.lang.String relationType)

Parameters:

relationTable - String

childCol - String

parentCol - String

from_id - String

relationCol - String

relationType - String

Returns:

Vector

Since:

2005-03-30

getFirstParent

protected java.lang.String getFirstParent(java.lang.String from_id)

getFirstParentPath

protected java.util.Vector getFirstParentPath(java.lang.String from_id)

Get the first parent of a given node we expect to extend the design for DAG latter on, that's why "first parent"

Parameters:

from_id - String

Returns:

Vector the path from root to the given node

Since:

2005-03-30

insertPath

protected void insertPath(TypedTree tree,
                          java.util.Vector path)

Insert a path into a tree

Parameters:

tree - TypedTree

path - Vector - of String, from high to low

Since:

2005-03-30

insertSet

public void insertSet(TypedTree tree,
                      java.util.Set values)

Insert a set of values to a tree

Parameters:

tree - TypedTree

values - Set

Since:

2005-03-30

createNode

public DBTreeNode createNode(java.lang.String id)

Parameters:

id - String

Returns:

DBTreeNode

buildTree

protected void buildTree(TypedTree tree,
                         int cutoff,
                         DBTreeNode from)

Parameters:

cutoff - int , < 0 if no cutoff, >=0 the cutoff depth

from - DBTreeNode

Since:

2005-03-11

getTree

public TypedTree getTree(java.lang.String from_id,
                         int cutoff)

Returns:

TypedTree

Since:

2005-03-11