java.lang.Object
- mil.nga.geopackage.extension.BaseExtension
- - mil.nga.geopackage.extension.nga.contents.ContentsIdExtension

```
public class ContentsIdExtension
extends BaseExtension
```
This extension assigns a unique integer identifier to tables defined in the contents. Allows foreign key referencing to a contents (text based primary key) by an integer identifier. http://ngageoint.github.io/GeoPackage/docs/extensions/contents-id.html

Since:

3.2.0

Author:

osbornb

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`EXTENSION_AUTHOR`	Extension author
`static String`	`EXTENSION_DEFINITION`	Extension definition URL
`static String`	`EXTENSION_NAME`	Extension, with author and name
`static String`	`EXTENSION_NAME_NO_AUTHOR`	Extension name without the author

Fields inherited from class mil.nga.geopackage.extension.BaseExtension
extensionsDao, geoPackage

Constructor Summary

Constructors
Constructor Description

ContentsIdExtension(GeoPackageCore geoPackage)
Constructor

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`long`	`count()`	Get the count of contents ids
`ContentsId`	`create(String tableName)`	Create a contents id
`ContentsId`	`create(Contents contents)`	Create a contents id
`boolean`	`createContentsIdTable()`	Create the Contents Id Table if it does not exist
`long`	`createId(String tableName)`	Create a contents id
`long`	`createId(Contents contents)`	Create a contents id
`int`	`createIds()`	Create contents ids for contents currently without
`int`	`createIds(String type)`	Create contents ids for contents of the data type and currently without
`int`	`createIds(ContentsDataType type)`	Create contents ids for contents of the data type and currently without
`boolean`	`delete(String tableName)`	Delete the contents id for the table
`boolean`	`delete(Contents contents)`	Delete the contents id for the contents
`int`	`deleteIds()`	Delete all contents ids
`int`	`deleteIds(String type)`	Delete contents ids for contents of the data type
`int`	`deleteIds(ContentsDataType type)`	Delete contents ids for contents of the data type
`ContentsId`	`get(String tableName)`	Get the contents id object
`ContentsId`	`get(Contents contents)`	Get the contents id object
`ContentsIdDao`	`getContentsIdDao()`	Get a Contents Id DAO
`static ContentsIdDao`	`getContentsIdDao(GeoPackageCoreConnection db)`	Get a Contents Id DAO
`static ContentsIdDao`	`getContentsIdDao(GeoPackageCore geoPackage)`	Get a Contents Id DAO
`ContentsIdDao`	`getDao()`	Get the contents id DAO
`Extensions`	`getExtension()`	Get the extension
`Long`	`getId(String tableName)`	Get the contents id
`Long`	`getId(Contents contents)`	Get the contents id
`List<ContentsId>`	`getIds()`	Get all contents ids
`List<ContentsId>`	`getIds(String type)`	Get by contents data type
`List<ContentsId>`	`getIds(ContentsDataType type)`	Get by contents data type
`List<String>`	`getMissing()`	Get contents without contents ids
`List<String>`	`getMissing(String type)`	Get contents by data type without contents ids
`List<String>`	`getMissing(ContentsDataType type)`	Get contents by data type without contents ids
`ContentsId`	`getOrCreate(String tableName)`	Get or create a contents id
`ContentsId`	`getOrCreate(Contents contents)`	Get or create a contents id
`Extensions`	`getOrCreateExtension()`	Get or create if needed the extension
`long`	`getOrCreateId(String tableName)`	Get or create a contents id
`long`	`getOrCreateId(Contents contents)`	Get or create a contents id
`boolean`	`has()`	Determine if the GeoPackage has the extension
`void`	`removeExtension()`	Remove all trace of the extension

Methods inherited from class mil.nga.geopackage.extension.BaseExtension
createDao, get, getExtensions, getExtensions, getExtensionsDao, getGeoPackage, getOrCreate, has, has, has, verifyWritable

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

- Field Detail
  - EXTENSION_AUTHOR
```
public static final String EXTENSION_AUTHOR
```
    Extension author
    
    See Also:
    
    Constant Field Values
  - EXTENSION_NAME_NO_AUTHOR
```
public static final String EXTENSION_NAME_NO_AUTHOR
```
    Extension name without the author
    
    See Also:
    
    Constant Field Values
  - EXTENSION_NAME
```
public static final String EXTENSION_NAME
```
    Extension, with author and name
  - EXTENSION_DEFINITION
```
public static final String EXTENSION_DEFINITION
```
    Extension definition URL
- Constructor Detail
  - ContentsIdExtension
```
public ContentsIdExtension(GeoPackageCore geoPackage)
```
    Constructor
    
    Parameters:
    
    geoPackage - GeoPackage
- Method Detail
  - getDao
```
public ContentsIdDao getDao()
```
    Get the contents id DAO
    
    Returns:
    
    dao
  - has
```
public boolean has()
```
    Determine if the GeoPackage has the extension
    
    Returns:
    
    true if has extension
  - get
```
public ContentsId get(Contents contents)
```
    Get the contents id object
    
    Parameters:
    
    contents - contents
    
    Returns:
    
    contents id or null
  - get
```
public ContentsId get(String tableName)
```
    Get the contents id object
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    contents id or null
  - getId
```
public Long getId(Contents contents)
```
    Get the contents id
    
    Parameters:
    
    contents - contents
    
    Returns:
    
    contents id or null
  - getId
```
public Long getId(String tableName)
```
    Get the contents id
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    contents id or null
  - create
```
public ContentsId create(Contents contents)
```
    Create a contents id
    
    Parameters:
    
    contents - contents
    
    Returns:
    
    new contents id
  - create
```
public ContentsId create(String tableName)
```
    Create a contents id
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    new contents id
  - createId
```
public long createId(Contents contents)
```
    Create a contents id
    
    Parameters:
    
    contents - contents
    
    Returns:
    
    new contents id
  - createId
```
public long createId(String tableName)
```
    Create a contents id
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    new contents id
  - getOrCreate
```
public ContentsId getOrCreate(Contents contents)
```
    Get or create a contents id
    
    Parameters:
    
    contents - contents
    
    Returns:
    
    new or existing contents id
  - getOrCreate
```
public ContentsId getOrCreate(String tableName)
```
    Get or create a contents id
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    new or existing contents id
  - getOrCreateId
```
public long getOrCreateId(Contents contents)
```
    Get or create a contents id
    
    Parameters:
    
    contents - contents
    
    Returns:
    
    new or existing contents id
  - getOrCreateId
```
public long getOrCreateId(String tableName)
```
    Get or create a contents id
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    new or existing contents id
  - delete
```
public boolean delete(Contents contents)
```
    Delete the contents id for the contents
    
    Parameters:
    
    contents - contents
    
    Returns:
    
    true if deleted
  - delete
```
public boolean delete(String tableName)
```
    Delete the contents id for the table
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    true if deleted
  - createIds
```
public int createIds()
```
    Create contents ids for contents currently without
    
    Returns:
    
    newly created contents ids count
  - createIds
```
public int createIds(ContentsDataType type)
```
    Create contents ids for contents of the data type and currently without
    
    Parameters:
    
    type - contents data type
    
    Returns:
    
    newly created contents ids count
  - createIds
```
public int createIds(String type)
```
    Create contents ids for contents of the data type and currently without
    
    Parameters:
    
    type - contents data type
    
    Returns:
    
    newly created contents ids count
  - deleteIds
```
public int deleteIds()
```
    Delete all contents ids
    
    Returns:
    
    deleted contents ids count
  - deleteIds
```
public int deleteIds(ContentsDataType type)
```
    Delete contents ids for contents of the data type
    
    Parameters:
    
    type - contents data type
    
    Returns:
    
    deleted contents ids count
  - deleteIds
```
public int deleteIds(String type)
```
    Delete contents ids for contents of the data type
    
    Parameters:
    
    type - contents data type
    
    Returns:
    
    deleted contents ids count
  - getIds
```
public List<ContentsId> getIds()
```
    Get all contents ids
    
    Returns:
    
    contents ids
  - count
```
public long count()
```
    Get the count of contents ids
    
    Returns:
    
    count
  - getIds
```
public List<ContentsId> getIds(ContentsDataType type)
```
    Get by contents data type
    
    Parameters:
    
    type - contents data type
    
    Returns:
    
    contents ids
  - getIds
```
public List<ContentsId> getIds(String type)
```
    Get by contents data type
    
    Parameters:
    
    type - contents data type
    
    Returns:
    
    contents ids
  - getMissing
```
public List<String> getMissing()
```
    Get contents without contents ids
    
    Returns:
    
    table names without contents ids
  - getMissing
```
public List<String> getMissing(ContentsDataType type)
```
    Get contents by data type without contents ids
    
    Parameters:
    
    type - contents data type
    
    Returns:
    
    table names without contents ids
  - getMissing
```
public List<String> getMissing(String type)
```
    Get contents by data type without contents ids
    
    Parameters:
    
    type - contents data type
    
    Returns:
    
    table names without contents ids
  - getOrCreateExtension
```
public Extensions getOrCreateExtension()
```
    Get or create if needed the extension
    
    Returns:
    
    extensions object
  - getExtension
```
public Extensions getExtension()
```
    Get the extension
    
    Returns:
    
    extensions object or null if one does not exist
  - removeExtension
```
public void removeExtension()
```
    Remove all trace of the extension
  - getContentsIdDao
```
public ContentsIdDao getContentsIdDao()
```
    Get a Contents Id DAO
    
    Returns:
    
    contents id dao
    
    Since:
    
    4.0.0
  - getContentsIdDao
```
public static ContentsIdDao getContentsIdDao(GeoPackageCore geoPackage)
```
    Get a Contents Id DAO
    
    Parameters:
    
    geoPackage - GeoPackage
    
    Returns:
    
    contents id dao
    
    Since:
    
    4.0.0
  - getContentsIdDao
```
public static ContentsIdDao getContentsIdDao(GeoPackageCoreConnection db)
```
    Get a Contents Id DAO
    
    Parameters:
    
    db - database connection
    
    Returns:
    
    contents id dao
    
    Since:
    
    4.0.0
  - createContentsIdTable
```
public boolean createContentsIdTable()
```
    Create the Contents Id Table if it does not exist
    
    Returns:
    
    true if created
    
    Since:
    
    4.0.0

Class ContentsIdExtension

Field Summary

Fields inherited from class mil.nga.geopackage.extension.BaseExtension

Constructor Summary

Method Summary

Methods inherited from class mil.nga.geopackage.extension.BaseExtension

Methods inherited from class java.lang.Object

Field Detail

EXTENSION_AUTHOR

EXTENSION_NAME_NO_AUTHOR

EXTENSION_NAME

EXTENSION_DEFINITION

Constructor Detail

ContentsIdExtension

Method Detail

getDao

has

get

get

getId

getId

create

create

createId

createId

getOrCreate

getOrCreate

getOrCreateId

getOrCreateId

delete

delete

createIds

createIds

createIds

deleteIds

deleteIds

deleteIds

getIds

count

getIds

getIds

getMissing

getMissing

getMissing

getOrCreateExtension

getExtension

removeExtension

getContentsIdDao

getContentsIdDao

getContentsIdDao

createContentsIdTable