Package org.esa.snap.core.util

Class ServiceFinder

java.lang.Object

org.esa.snap.core.util.ServiceFinder

public class ServiceFinder
extends Object

A finder for service provider interface (SPI) registries.

Since:

SNAP 2.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	ServiceFinder.Module	The module containing the services.

Constructor Summary

Constructors

Constructor	Description
ServiceFinder(Class serviceType)	Constructor.
ServiceFinder(String serviceName)	Constructor.

Method Summary

Modifier and Type	Method	Description
void	addSearchPath(Path path)	Adds a search (directory) path.
void	addSearchPaths(Path... paths)	Adds search (directory) paths.
void	addSearchPathsFromPreferences(String key)	Adds search paths from user preferences.
void	addSearchPathsFromPreferences(String configName, String key)	Adds search paths from user preferences.
List<ServiceFinder.Module>	findServices()	Finds services based on the current search path configuration.
List<Path>	getSearchPaths()
String	getServicesPath()
boolean	getUseClassPath()
boolean	getUseZipFiles()
void	setUseClassPath(boolean value)
void	setUseZipFiles(boolean value)

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceFinder

public ServiceFinder(Class serviceType)

Constructor.

Parameters:

serviceType - The service type or service provider interface (SPI).

ServiceFinder

public ServiceFinder(String serviceName)

Constructor.

Parameters:

serviceName - The service's name.

Method Detail

getServicesPath

public String getServicesPath()

Returns:

The service's path.

getUseClassPath

public boolean getUseClassPath()

Returns:

true if this ServiceFinder uses the JVM's class path´to find modules.

setUseClassPath

public void setUseClassPath(boolean value)

Parameters:

value - If true, the JVM's class path shall be searched as well

getUseZipFiles

public boolean getUseZipFiles()

Returns:

true if this ServiceFinder uses the JVM's class path to find modules.

setUseZipFiles

public void setUseZipFiles(boolean value)

Parameters:

value - If true, any ZIP and JAR files are searched as well

getSearchPaths

public List<Path> getSearchPaths()

Returns:

The list of search paths.

addSearchPath

public void addSearchPath(Path path)

Adds a search (directory) path.

Parameters:

path - A search path.

addSearchPaths

public void addSearchPaths(Path... paths)

Adds search (directory) paths.

Parameters:

paths - The search paths.

addSearchPathsFromPreferences

public void addSearchPathsFromPreferences(String configName,
                                          String key)

Adds search paths from user preferences. The value is be a colon- (Unix) or semicolon-separated list of (directory) paths.

Parameters:

configName - The configuration name.

key - The user preferences key.

addSearchPathsFromPreferences

public void addSearchPathsFromPreferences(String key)

Adds search paths from user preferences. The value is be a colon- (Unix) or semicolon-separated list of (directory) paths.

Parameters:

key - The user preferences key.

findServices

public List<ServiceFinder.Module> findServices()

Finds services based on the current search path configuration.

Returns:

List of modules providing the services.