JDBCState (Geotools modules 30-SNAPSHOT API)

Object
- ContentState
- - JDBCState

```
public final class JDBCState
extends ContentState
```
State for jdbc datastore providing additional cached values such as primary key and database connection.

Author:

Jody Garnett, Refractions Research Inc., Justin Deoliveira, The Open Planning Project

Field Summary
- Fields inherited from class ContentState
  batchFeatureEvent, bounds, count, entry, featureType, listeners, transactionState, tx

Constructor Summary

Constructors
Constructor Description

JDBCState(ContentEntry entry)
Creates a new state object.

JDBCState(JDBCState state)
Creates the state from an existing one.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ContentState`	`copy()`	Copies the state.
`void`	`flush()`	Flushes all cached state.
`PrimaryKey`	`getPrimaryKey()`	The cached primary key.
`boolean`	`isExposePrimaryKeyColumns()`	Returns the flag indicating if columns which compose the primary key are exposed via the feature type.
`void`	`setExposePrimaryKeyColumns(boolean exposePrimaryKeyColumns)`	Sets the flag indicating if columns which compose the primary key are exposed via the feature type.
`void`	`setPrimaryKey(PrimaryKey primaryKey)`	Sets the cached primary key.

Methods inherited from class ContentState
addListener, close, fireBatchFeatureEvent, fireFeatureAdded, fireFeatureEvent, fireFeatureRemoved, fireFeatureUpdated, getBatchFeatureEvent, getBounds, getCount, getEntry, getFeatureType, getTransaction, hasListener, removeListener, setBounds, setCount, setFeatureType, setTransaction

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

- Constructor Detail
  - JDBCState
```
public JDBCState(JDBCState state)
```
    Creates the state from an existing one.
  - JDBCState
```
public JDBCState(ContentEntry entry)
```
    Creates a new state object.
- Method Detail
  - getPrimaryKey
```
public PrimaryKey getPrimaryKey()
```
    The cached primary key.
  - setPrimaryKey
```
public void setPrimaryKey(PrimaryKey primaryKey)
```
    Sets the cached primary key.
  - isExposePrimaryKeyColumns
```
public boolean isExposePrimaryKeyColumns()
```
    Returns the flag indicating if columns which compose the primary key are exposed via the feature type.
  - setExposePrimaryKeyColumns
```
public void setExposePrimaryKeyColumns(boolean exposePrimaryKeyColumns)
```
    Sets the flag indicating if columns which compose the primary key are exposed via the feature type.
  - flush
```
public void flush()
```
    Flushes all cached state.
    
    Overrides:
    
    flush in class ContentState
  - copy
```
public ContentState copy()
```
    Copies the state.
    
    Overrides:
    
    copy in class ContentState
    
    Returns:
    
    A copy of the state.