AxionQueryContext (AxionDB 1.0-M3-dev API)

java.lang.Object
- org.axiondb.engine.commands.AxionQueryContext

```
public class AxionQueryContext
extends java.lang.Object
```
AxionQueryContext holds metadata for the Query or Sub-Query.

Version:

$Revision: 1.13 $ $Date: 2005/12/20 18:32:28 $

Constructor Summary

Constructors
Constructor and Description

AxionQueryContext()

Constructors
Constructor and Description
`AxionQueryContext()`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`addAllSelectToResolvedSelect()`
`void`	`addFrom(TableIdentifier table)` Adds a `TableIdentifier`to the list of tables being selected from.
`void`	`addOrderBy(OrderNode orderby)` Appends an `OrderNode`to the order by clause for this query
`void`	`addSelect(Selectable column)` Adds a `Selectable`to the list of items being selected.
`java.util.List`	`createLiteralList()`
`boolean`	`foundAggregateFunction()`
`java.lang.String`	`getAliasName()`
`boolean`	`getDistinct()` Indicates if the `ResultSet`generated from this object will contain distinct tuples.
`FromNode`	`getFrom()` Gets the root `FromNode`for the select statement.
`TableIdentifier`	`getFrom(int i)` Gets the i ^th table being selected.
`TableIdentifier[]`	`getFromArray()`
`int`	`getFromCount()` Gets the number of tables being from.
`java.util.List`	`getGroupBy()` Gets Selectable in Group by clause.
`Selectable`	`getGroupBy(int i)` Gets Selectable in Group by clause.
`int`	`getGroupByCount()` Gets the number of `Slectable`s group by in my query.
`Selectable`	`getHaving()`
`Literal`	`getLimit()`
`Literal`	`getOffset()`
`java.util.List`	`getOrderBy()` Gets the List of `OrderNode`in my order by clause.
`OrderNode`	`getOrderBy(int i)` Gets the i ^th `OrderNode`in my order by clause.
`int`	`getOrderByCount()` Gets the number of `OrderNode`s in my query.
`RowDecorator`	`getParentRow()`
`TableIdentifier[]`	`getParentTables()`
`java.util.List`	`getResolvedSelect()`
`RowIterator`	`getRows()`
`java.util.List`	`getSelect()`
`Selectable`	`getSelect(int i)` Gets the i ^th `Selectable`being selected.
`int`	`getSelectCount()` Gets the number of `Selectable`s being selected.
`Selectable[]`	`getSelected()`
`int`	`getTableCount()`
`TableIdentifier[]`	`getTables()`
`TableIdentifier`	`getTables(int i)`
`Selectable`	`getWhere()` Returns the `where tree`for this query.
`boolean`	`isCorrelatedSubQuery()`
`boolean`	`isExplain()`
`boolean`	`isResolved()`
`boolean`	`isTablePartOfSelect(TableIdentifier tid)`
`void`	`setAliasName(java.lang.String name)`
`void`	`setCorrelatedSubQuery(boolean isCorrelatedSubQuery)`
`void`	`setDistinct(boolean distinct)` Determines if the `ResultSet`generated from this object will contain distinct tuples (default is false).
`void`	`setExplain(boolean explain)`
`void`	`setFoundAggregateFunction(boolean found)`
`void`	`setFrom(FromNode from)` Sets the root `FromNode`for the select statement.
`void`	`setGroupBy(java.util.List groupby)` Sets the group by clause for this query.
`void`	`setHaving(Selectable having)`
`void`	`setLimit(Literal limit)`
`void`	`setOffset(Literal offset)`
`void`	`setOrderBy(java.util.List orderby)` Sets the order by clause for this query.
`void`	`setParentRow(RowDecorator row)`
`void`	`setParentTables(TableIdentifier[] tables)`
`void`	`setResolved(boolean resolved)`
`void`	`setResolvedSelect(java.util.List select)`
`void`	`setRows(RowIterator rows)`
`void`	`setSelect(int i, Selectable sel)` Sets the i ^th `Selectable`being selected.
`void`	`setSelect(java.util.List columns)`
`void`	`setSelected(Selectable[] selected)`
`void`	`setTables(TableIdentifier[] tables)`
`void`	`setWhere(Selectable where)` Sets the `where tree`for this query.
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - AxionQueryContext
```
public AxionQueryContext()
```
- Method Detail
  - addAllSelectToResolvedSelect
```
public void addAllSelectToResolvedSelect()
```
  - addFrom
```
public void addFrom(TableIdentifier table)
```
    Adds a TableIdentifierto the list of tables being selected from.
    
    Parameters:
    
    table - a TableIdentifier
    
    Throws:
    
    java.lang.IllegalStateException - if I have already been resolved
  - addOrderBy
```
public void addOrderBy(OrderNode orderby)
```
    Appends an OrderNodeto the order by clause for this query
    
    Parameters:
    
    orderby - an OrderNodeto append
    
    Throws:
    
    java.lang.IllegalStateException - if I have already been resolved
  - addSelect
```
public void addSelect(Selectable column)
```
    Adds a Selectableto the list of items being selected.
    
    Parameters:
    
    column - the Selectableto add
    
    Throws:
    
    java.lang.IllegalStateException - if I have already been resolved
  - foundAggregateFunction
```
public boolean foundAggregateFunction()
```
  - getAliasName
```
public java.lang.String getAliasName()
```
  - getDistinct
```
public boolean getDistinct()
```
    Indicates if the ResultSetgenerated from this object will contain distinct tuples.
    
    Returns:
    
    true for distinct tuples
  - getFrom
```
public FromNode getFrom()
```
    Gets the root FromNodefor the select statement.
  - getFrom
```
public TableIdentifier getFrom(int i)
```
    Gets the i ^th table being selected. Clients should treat the returned value as immutable.
    
    Parameters:
    
    i - the zero-based index
  - getFromArray
```
public TableIdentifier[] getFromArray()
```
  - getFromCount
```
public int getFromCount()
```
    Gets the number of tables being from.
  - getGroupBy
```
public java.util.List getGroupBy()
```
    Gets Selectable in Group by clause.
  - getGroupBy
```
public Selectable getGroupBy(int i)
```
    Gets Selectable in Group by clause. Clients should treat the returned value as immutable.
    
    Parameters:
    
    i - the zero-based index
  - getGroupByCount
```
public int getGroupByCount()
```
    Gets the number of Slectables group by in my query.
  - getLimit
```
public Literal getLimit()
```
  - getOffset
```
public Literal getOffset()
```
  - getOrderBy
```
public java.util.List getOrderBy()
```
    Gets the List of OrderNodein my order by clause.
  - getOrderBy
```
public OrderNode getOrderBy(int i)
```
    Gets the i ^th OrderNodein my order by clause. Clients should treat the returned value as immutable.
    
    Parameters:
    
    i - the zero-based index
  - getOrderByCount
```
public int getOrderByCount()
```
    Gets the number of OrderNodes in my query.
  - getParentRow
```
public RowDecorator getParentRow()
```
  - getParentTables
```
public TableIdentifier[] getParentTables()
```
  - getResolvedSelect
```
public java.util.List getResolvedSelect()
```
  - getRows
```
public RowIterator getRows()
```
  - getSelect
```
public java.util.List getSelect()
```
  - getSelect
```
public Selectable getSelect(int i)
```
    Gets the i ^th Selectablebeing selected. Clients should treat the returned value as immutable.
    
    Parameters:
    
    i - the zero-based index
  - getSelectCount
```
public int getSelectCount()
```
    Gets the number of Selectables being selected.
  - getSelected
```
public Selectable[] getSelected()
```
  - getTables
```
public TableIdentifier[] getTables()
```
  - getTables
```
public TableIdentifier getTables(int i)
```
  - getTableCount
```
public int getTableCount()
```
  - getWhere
```
public Selectable getWhere()
```
    Returns the where treefor this query. Clients should treat the returned value as immutable.
    
    Returns:
    
    the where treefor this query, or null.
  - getHaving
```
public Selectable getHaving()
```
  - isCorrelatedSubQuery
```
public boolean isCorrelatedSubQuery()
```
  - isExplain
```
public boolean isExplain()
```
  - isResolved
```
public boolean isResolved()
```
  - isTablePartOfSelect
```
public boolean isTablePartOfSelect(TableIdentifier tid)
```
  - setAliasName
```
public void setAliasName(java.lang.String name)
```
  - setCorrelatedSubQuery
```
public void setCorrelatedSubQuery(boolean isCorrelatedSubQuery)
```
  - setDistinct
```
public void setDistinct(boolean distinct)
```
    Determines if the ResultSetgenerated from this object will contain distinct tuples (default is false).
    
    Parameters:
    
    distinct - true for distinct tuples
  - setExplain
```
public void setExplain(boolean explain)
```
  - setFoundAggregateFunction
```
public void setFoundAggregateFunction(boolean found)
```
  - setFrom
```
public void setFrom(FromNode from)
```
    Sets the root FromNodefor the select statement.
  - setGroupBy
```
public void setGroupBy(java.util.List groupby)
```
    Sets the group by clause for this query.
    
    Parameters:
    
    groupby - a Listof Selectables.
    
    Throws:
    
    java.lang.IllegalStateException - if I have already been resolved
  - setLimit
```
public void setLimit(Literal limit)
```
  - setOffset
```
public void setOffset(Literal offset)
```
  - setOrderBy
```
public void setOrderBy(java.util.List orderby)
```
    Sets the order by clause for this query.
    
    Parameters:
    
    orderby - a Listof OrderNodes.
    
    Throws:
    
    java.lang.IllegalStateException - if I have already been resolved
  - setParentRow
```
public void setParentRow(RowDecorator row)
```
  - setParentTables
```
public void setParentTables(TableIdentifier[] tables)
```
  - setResolved
```
public void setResolved(boolean resolved)
```
  - setResolvedSelect
```
public void setResolvedSelect(java.util.List select)
```
  - setRows
```
public void setRows(RowIterator rows)
```
  - setSelect
```
public void setSelect(int i,
                      Selectable sel)
```
    Sets the i ^th Selectablebeing selected.
    
    Parameters:
    
    i - the zero-based index
    
    sel - the new Selectable
    
    Throws:
    
    java.lang.IllegalStateException - if I have already been resolved
  - setSelect
```
public void setSelect(java.util.List columns)
```
  - setSelected
```
public void setSelected(Selectable[] selected)
```
  - setTables
```
public void setTables(TableIdentifier[] tables)
```
  - setWhere
```
public void setWhere(Selectable where)
```
    Sets the where treefor this query.
    
    Parameters:
    
    where - a boolean valued Selectable
    
    Throws:
    
    java.lang.IllegalStateException - if I have already been resolved
  - setHaving
```
public void setHaving(Selectable having)
```
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object
  - createLiteralList
```
public java.util.List createLiteralList()
```

Class AxionQueryContext

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

AxionQueryContext

Method Detail

addAllSelectToResolvedSelect

addFrom

addOrderBy

addSelect

foundAggregateFunction

getAliasName

getDistinct

getFrom

getFrom

getFromArray

getFromCount

getGroupBy

getGroupBy

getGroupByCount

getLimit

getOffset

getOrderBy

getOrderBy

getOrderByCount

getParentRow

getParentTables

getResolvedSelect

getRows

getSelect

getSelect

getSelectCount

getSelected

getTables

getTables

getTableCount

getWhere

getHaving

isCorrelatedSubQuery

isExplain

isResolved

isTablePartOfSelect

setAliasName

setCorrelatedSubQuery

setDistinct

setExplain

setFoundAggregateFunction

setFrom

setGroupBy

setLimit

setOffset

setOrderBy

setParentRow

setParentTables

setResolved

setResolvedSelect

setRows

setSelect

setSelect

setSelected

setTables

setWhere

setHaving

toString

createLiteralList