TableAccessor (bayesserver 9.5 API)

java.lang.Object
- com.bayesserver.TableAccessor

```
public final class TableAccessor
extends Object
```
Allows random access to the values in a Table, using a preferred variable ordering, as opposed to the default sorted order specified in Table.getSortedVariables().

See Also:

TableIterator, Table

Constructor Summary

Constructors
Constructor and Description
`TableAccessor(Table table, List<Variable> order, List<Integer> times)` Initializes a new instance of the `TableAccessor` class, allowing random access to [table] with a specified [order] for the variables at specified times.
`TableAccessor(Table table, List<VariableContext> order)` Initializes a new instance of the `TableAccessor` class, allowing random access to [table] with a specified [order] for the variables.
`TableAccessor(Table table, Node[] order)` Initializes a new instance of the `TableAccessor` class, allowing random access to [table] with a specified [order] for the node variables.
`TableAccessor(Table table, Node[] order, Integer[] times)` Initializes a new instance of the `TableAccessor` class, allowing random access to [table] with a specified [order] for the node variables.
`TableAccessor(Table table, Variable[] order)` Initializes a new instance of the `TableAccessor` class, allowing random access to [table] with a specified [order] for the variables.
`TableAccessor(Table table, Variable[] order, Integer[] times)` Initializes a new instance of the `TableAccessor` class, allowing random access to [table] with a specified [order] for the variables at specified times.
`TableAccessor(Table table, VariableContextCollection order)` Initializes a new instance of the `TableAccessor` class, allowing random access to [table] with a specified [order] for the variables.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`copyFrom(double[] values)` Copies values from an array into the underlying `Table` using the variable ordering of the `TableAccessor`, not the `Table.getSortedVariables()`.
`double`	`get(int i)` Gets the underlying `Table` value, specified i.
`double`	`get(int[] states)` Gets the underlying `Table` value, using states corresponding to the order of variables in the `TableAccessor`.
`int`	`getRow(int[] states)` Gets the `TableAccessor` row for the given states.
`int`	`getState(int i, int node)` Gets the state at the given position [i] for the node given by [node].
`void`	`getStates(int i, int[] states)` Gets the states at the given position [i].
`Table`	`getTable()` Gets the underlying `Table`.
`int`	`getTableIndex(int i)` Gets the equivalent index in the underlying table that corresponds to the index in the accessor.
`void`	`set(int[] states, double value)` Sets the underlying `Table` value, using states corresponding to the order of variables in the `TableAccessor`.
`void`	`set(int i, double value)` Sets the underlying `Table` value, specified i.
`int`	`size()` Gets the count of values in the underlying `Table`.

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

- Constructor Detail
  - TableAccessor
```
public TableAccessor(Table table,
                     Variable[] order)
```
    Initializes a new instance of the TableAccessor class, allowing random access to [table] with a specified [order] for the variables.
    
    Parameters:
    
    table - The table whose values are to be accessed.
    
    order - The order in which the variables should be accessed. The last variable's states toggle fastest.
    
    Throws:
    
    NullPointerException - Raised if either [table] or [order] is null.
    
    IllegalArgumentException - Raised if order does not contain the same variables as [table].
    
    See Also:
    
    TableIterator
  - TableAccessor
```
public TableAccessor(Table table,
                     List<VariableContext> order)
```
    Initializes a new instance of the TableAccessor class, allowing random access to [table] with a specified [order] for the variables.
    
    Parameters:
    
    table - The table whose values are to be accessed.
    
    order - The order in which the variables should be accessed, defined using variable contexts. The last variable's states toggle fastest.
    
    Throws:
    
    NullPointerException - Raised if either [table] or [order] is null.
    
    IllegalArgumentException - Raised if order does not contain the same variables as [table].
    
    See Also:
    
    TableIterator
  - TableAccessor
```
public TableAccessor(Table table,
                     VariableContextCollection order)
```
    Initializes a new instance of the TableAccessor class, allowing random access to [table] with a specified [order] for the variables. Any times that are contained within the VariableContextCollection will be used.
    
    Parameters:
    
    table - The table whose values are to be accessed.
    
    order - The order in which the variables should be accessed, including any timing information contained in the VariableContextCollection. The last variable's states toggle fastest.
    
    Throws:
    
    NullPointerException - Raised if either [table] or [order] is null.
    
    IllegalArgumentException - Raised if order does not contain the same variables as [table].
  - TableAccessor
```
public TableAccessor(Table table,
                     Node[] order,
                     Integer[] times)
```
    Initializes a new instance of the TableAccessor class, allowing random access to [table] with a specified [order] for the node variables.
    
    Parameters:
    
    table - The table whose values are to be accessed.
    
    order - The order in which the node variables should be accessed. The last variable's states toggle fastest.
    
    times - The times for the node variables.
    
    Throws:
    
    NullPointerException - Raised if either [table] or [order] is null.
    
    IllegalArgumentException - Raised if the nodes in order do not contain the same variables as [table].
  - TableAccessor
```
public TableAccessor(Table table,
                     Variable[] order,
                     Integer[] times)
```
    Initializes a new instance of the TableAccessor class, allowing random access to [table] with a specified [order] for the variables at specified times.
    
    Parameters:
    
    table - The table whose values are to be accessed.
    
    order - The order in which the variables should be accessed. The last variable's states toggle fastest.
    
    times - The times for the variables.
    
    Throws:
    
    NullPointerException - Raised if either [table] or [order] is null.
    
    IllegalArgumentException - Raised if order does not contain the same variables as [table].
  - TableAccessor
```
public TableAccessor(Table table,
                     List<Variable> order,
                     List<Integer> times)
```
    Initializes a new instance of the TableAccessor class, allowing random access to [table] with a specified [order] for the variables at specified times.
    
    Parameters:
    
    table - The table whose values are to be accessed.
    
    order - The order in which the variables should be accessed. The last variable's states toggle fastest.
    
    times - The times for the variables.
    
    Throws:
    
    NullPointerException - Raised if either [table] or [order] is null.
    
    IllegalArgumentException - Raised if order does not contain the same variables as [table].
  - TableAccessor
```
public TableAccessor(Table table,
                     Node[] order)
```
    Initializes a new instance of the TableAccessor class, allowing random access to [table] with a specified [order] for the node variables.
    
    Parameters:
    
    table - The table whose values are to be accessed.
    
    order - The order in which the node variables should be accessed. The last variable's states toggle fastest.
    
    Throws:
    
    NullPointerException - Raised if either [table] or [order] is null.
    
    IllegalArgumentException - Raised if the nodes in order do not contain the same variables as [table].
    
    See Also:
    
    TableIterator
- Method Detail
  - getTable
```
public Table getTable()
```
    Gets the underlying Table.
    
    Returns:
    
    The underlying Table.
  - copyFrom
```
public void copyFrom(double[] values)
```
    Copies values from an array into the underlying Table using the variable ordering of the TableAccessor, not the Table.getSortedVariables().
    
    Parameters:
    
    values - An array of values to copy.
    
    Throws:
    
    NullPointerException - Raised if [values] is null.
    
    IllegalArgumentException - Raised if [values] is too short.
  - size
```
public int size()
```
    Gets the count of values in the underlying Table.
    
    Returns:
    
    The count.
  - get
```
public double get(int[] states)
```
    Gets the underlying Table value, using states corresponding to the order of variables in the TableAccessor.
    
    Returns:
    
    The underlying Table value.
  - set
```
public void set(int[] states,
                double value)
```
    Sets the underlying Table value, using states corresponding to the order of variables in the TableAccessor.
    
    Parameters:
    
    value - The underlying Table value.
  - get
```
public double get(int i)
```
    Gets the underlying Table value, specified i.
    
    Returns:
    
    The table value.
  - set
```
public void set(int i,
                double value)
```
    Sets the underlying Table value, specified i.
    
    Parameters:
    
    value - The table value.
  - getStates
```
public void getStates(int i,
                      int[] states)
```
    Gets the states at the given position [i]. The position is relative to specified variable ordering in the TableAccessor.
    
    Parameters:
    
    i - The position at which to retrieve the states.
    
    states - A buffer for the states, which is overwritten by the method.
    
    Throws:
    
    NullPointerException - Raised if [states] is null.
    
    IllegalArgumentException - Raised if [states] is too short.
  - getRow
```
public int getRow(int[] states)
```
    Gets the TableAccessor row for the given states. The row is relative to the specified variable ordering in the TableAccessor.
    
    Parameters:
    
    states - The states.
    
    Returns:
    
    The corresponding row in the TableAccessor.
    
    Throws:
    
    NullPointerException - [states] is null.
    
    IllegalArgumentException - [states] length does not equal the number of variables in the TableAccessor.
  - getState
```
public int getState(int i,
                    int node)
```
    Gets the state at the given position [i] for the node given by [node]. The position is relative to the specified variable ordering in the TableAccessor.
    
    Parameters:
    
    i - The position at which to retrieve the state.
    
    node - The node.
    
    Returns:
    
    The state.
  - getTableIndex
```
public int getTableIndex(int i)
```
    Gets the equivalent index in the underlying table that corresponds to the index in the accessor.
    
    Parameters:
    
    i - The accessor index.
    
    Returns:
    
    The equivalent underlying table index.

Class TableAccessor

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

TableAccessor

TableAccessor

TableAccessor

TableAccessor

TableAccessor

TableAccessor

TableAccessor

Method Detail

getTable

copyFrom

size

get

set

get

set

getStates

getRow

getState

getTableIndex