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java.lang.Object org.apache.nutch.plugin.PluginDescriptor
public class PluginDescriptor
The PluginDescriptor
provide access to all meta information of
a nutch-plugin, as well to the internationalizable resources and the plugin
own classloader. There are meta information about Plugin
,
ExtensionPoint
and Extension
. To provide
access to the meta data of a plugin via a descriptor allow a lazy loading
mechanism.
Field Summary | |
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static org.apache.commons.logging.Log |
LOG
|
Constructor Summary | |
---|---|
PluginDescriptor(String pId,
String pVersion,
String pName,
String pProviderName,
String pPluginclazz,
String pPath,
Configuration conf)
Constructor |
Method Summary | |
---|---|
void |
addDependency(String pId)
Adds a dependency |
void |
addExportedLibRelative(String pLibPath)
Adds a exported library with a relative path to the plugin directory. |
void |
addExtension(Extension pExtension)
Adds a extension. |
void |
addExtensionPoint(ExtensionPoint extensionPoint)
Adds a extension point. |
void |
addNotExportedLibRelative(String pLibPath)
Adds a not exported library with a plugin directory relative path. |
PluginClassLoader |
getClassLoader()
Returns a cached classloader for a plugin. |
String[] |
getDependencies()
Returns a array of plugin ids. |
URL[] |
getExportedLibUrls()
Returns a array exported librareis as URLs |
Extension[] |
getExtensions()
Returns an array of extensions. |
ExtensionPoint[] |
getExtenstionPoints()
Returns a array of extension points. |
String |
getName()
Returns the name of the plugin. |
URL[] |
getNotExportedLibUrls()
Returns a array of libraries as URLs that are not exported by the plugin. |
String |
getPluginClass()
Returns the fully qualified name of the class which implements the abstarct Plugin class. |
String |
getPluginId()
Returns the unique identifier of the plug-in or null . |
String |
getPluginPath()
Returns the directory path of the plugin. |
String |
getProviderName()
|
String |
getResourceString(String pKey,
Locale pLocale)
Returns a I18N'd resource string. |
String |
getVersion()
|
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final org.apache.commons.logging.Log LOG
Constructor Detail |
---|
public PluginDescriptor(String pId, String pVersion, String pName, String pProviderName, String pPluginclazz, String pPath, Configuration conf)
pId
- pVersion
- pName
- pProviderName
- pPluginclazz
- pPath
- Method Detail |
---|
public String getName()
public String getPluginClass()
Plugin
class.
null
.public String getPluginId()
null
.
public Extension[] getExtensions()
public void addExtension(Extension pExtension)
pExtension
- public void addExtensionPoint(ExtensionPoint extensionPoint)
extensionPoint
- public ExtensionPoint[] getExtenstionPoints()
public String[] getDependencies()
public void addDependency(String pId)
pId
- id of the dependent pluginpublic void addExportedLibRelative(String pLibPath) throws MalformedURLException
pLibPath
-
MalformedURLException
public String getPluginPath()
public URL[] getExportedLibUrls()
public void addNotExportedLibRelative(String pLibPath) throws MalformedURLException
pLibPath
-
MalformedURLException
public URL[] getNotExportedLibUrls()
public PluginClassLoader getClassLoader()
public String getResourceString(String pKey, Locale pLocale) throws IOException
pKey
- pLocale
-
IOException
public String getProviderName()
public String getVersion()
|
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