Package mil.nga.proj

Class ProjectionRetriever

java.lang.Object

mil.nga.proj.ProjectionRetriever

public class ProjectionRetriever
extends Object

Retrieves the proj4 projection parameter string for an authority and coordinate code

Author:

osbornb

Field Summary

Fields

Modifier and Type	Field	Description
static String	PROJECTIONS_PROPERTY_FILE_PREFIX	Projections property file name prefix
static String	PROJECTIONS_PROPERTY_FILE_SUFFIX	Projections property file name suffix

Constructor Summary

Constructors

Constructor	Description
ProjectionRetriever()

Method Summary

Modifier and Type	Method	Description
static void	clear()	Clear the properties for all authorities
static void	clear(String authority)	Clear the properties for the authority
static void	clear(String authority, long code)	Clear the property for the authority code
static void	clear(String authority, String code)	Clear the property for the authority code
static Properties	getOrCreateProjections(String authority)	Get or create the projection properties
static String	getProjection(long epsg)	Get the proj4 projection string for the EPSG coordinate code
static String	getProjection(String authority, long code)	Get the proj4 projection string for the authority coordinate code
static String	getProjection(String authority, String code)	Get the proj4 projection string for the authority coordinate code
static Properties	getProjections(String authority)	Get the projection properties for the authority
static String	propertyFileName(String authority)	Get the property file name for the authority
static void	setProjection(String authority, long code, String projection)	Set the projection for the authority and code, creating the authority if needed
static void	setProjection(String authority, String code, String projection)	Set the projection for the authority and code, creating the authority if needed
static void	setProjections(String authority, File propertiesFile)	Set the projections for the authority with the properties file
static void	setProjections(String authority, InputStream propertiesStream)	Set the projections for the authority with the properties input stream
static void	setProjections(String authority, Properties authorityProperties)	Set the authority projections as the provided properties

Methods inherited from class java.lang.Object

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

Field Detail

PROJECTIONS_PROPERTY_FILE_PREFIX

public static final String PROJECTIONS_PROPERTY_FILE_PREFIX

Projections property file name prefix

See Also:

Constant Field Values

PROJECTIONS_PROPERTY_FILE_SUFFIX

public static final String PROJECTIONS_PROPERTY_FILE_SUFFIX

Projections property file name suffix

See Also:

Constant Field Values

Constructor Detail

ProjectionRetriever

public ProjectionRetriever()

Method Detail

getProjection

public static String getProjection(long epsg)

Get the proj4 projection string for the EPSG coordinate code

Parameters:

epsg - epsg code

Returns:

proj4 projection

getProjection

public static String getProjection(String authority,
                                   long code)

Get the proj4 projection string for the authority coordinate code

Parameters:

authority - coordinate authority

code - coordinate code

Returns:

proj4 projection

getProjection

public static String getProjection(String authority,
                                   String code)

Get the proj4 projection string for the authority coordinate code

Parameters:

authority - coordinate authority

code - coordinate code

Returns:

proj4 projection

getOrCreateProjections

public static Properties getOrCreateProjections(String authority)

Get or create the projection properties

Parameters:

authority - coordinate authority

Returns:

projection properties

getProjections

public static Properties getProjections(String authority)

Get the projection properties for the authority

Parameters:

authority - coordinate authority

Returns:

projection properties

clear

public static void clear()

Clear the properties for all authorities

clear

public static void clear(String authority)

Clear the properties for the authority

Parameters:

authority - coordinate authority

clear

public static void clear(String authority,
                         long code)

Clear the property for the authority code

Parameters:

authority - coordinate authority

code - coordinate code

clear

public static void clear(String authority,
                         String code)

Clear the property for the authority code

Parameters:

authority - coordinate authority

code - coordinate code

propertyFileName

public static String propertyFileName(String authority)

Get the property file name for the authority

Resulting File Name Format: "projections" .lower_case_authority."properties"

Parameters:

authority - coordinate authority

Returns:

property file name

setProjections

public static void setProjections(String authority,
                                  InputStream propertiesStream)

Set the projections for the authority with the properties input stream

Parameters:

authority - coordinate authority

propertiesStream - properties input stream

setProjections

public static void setProjections(String authority,
                                  Properties authorityProperties)

Set the authority projections as the provided properties

Parameters:

authority - coordinate authority

authorityProperties - authority projection properties

setProjections

public static void setProjections(String authority,
                                  File propertiesFile)
                           throws FileNotFoundException

Set the projections for the authority with the properties file

Parameters:

authority - coordinate authority

propertiesFile - properties file

Throws:

FileNotFoundException - if properties file not found

setProjection

public static void setProjection(String authority,
                                 long code,
                                 String projection)

Set the projection for the authority and code, creating the authority if needed

Parameters:

authority - coordinate authority

code - coordinate code

projection - proj4 projection

setProjection

public static void setProjection(String authority,
                                 String code,
                                 String projection)

Set the projection for the authority and code, creating the authority if needed

Parameters:

authority - coordinate authority

code - coordinate code

projection - proj4 projection