Package org.apache.pulsar.functions.utils

Class FunctionFilePackage

java.lang.Object

org.apache.pulsar.functions.utils.FunctionFilePackage

All Implemented Interfaces:

java.lang.AutoCloseable, ValidatableFunctionPackage

public class FunctionFilePackage
extends java.lang.Object
implements java.lang.AutoCloseable, ValidatableFunctionPackage

FunctionFilePackage is a class that represents a function package and implements the ValidatableFunctionPackage interface which decouples the function package from classloading.

Constructor Summary

Constructors

Constructor	Description
FunctionFilePackage(java.io.File file, java.lang.String narExtractionDirectory, boolean enableClassloading, java.lang.Class<?> configClass)

Method Summary

Modifier and Type	Method	Description
void	close()
java.lang.ClassLoader	getClassLoader()	Returns the classloader for the function package.
java.io.File	getFile()
<T> T	getFunctionMetaData(java.lang.Class<T> clazz)	Returns the function or connector definition metadata.
net.bytebuddy.pool.TypePool	getTypePool()	Returns the Byte Buddy TypePool instance for the function package.
boolean	isEnableClassloading()	Returns if classloading is enabled for the function package.
boolean	isNar()
net.bytebuddy.description.type.TypeDescription	resolveType(java.lang.String className)	Resolves the type description for the given class name within the function package.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

FunctionFilePackage

public FunctionFilePackage(java.io.File file,
                           java.lang.String narExtractionDirectory,
                           boolean enableClassloading,
                           java.lang.Class<?> configClass)

Method Detail

resolveType

public net.bytebuddy.description.type.TypeDescription resolveType(java.lang.String className)

Description copied from interface: ValidatableFunctionPackage

Resolves the type description for the given class name within the function package.

Specified by:

resolveType in interface ValidatableFunctionPackage

isNar

public boolean isNar()

getFile

public java.io.File getFile()

getTypePool

public net.bytebuddy.pool.TypePool getTypePool()

Description copied from interface: ValidatableFunctionPackage

Returns the Byte Buddy TypePool instance for the function package.

Specified by:

getTypePool in interface ValidatableFunctionPackage

getFunctionMetaData

public <T> T getFunctionMetaData(java.lang.Class<T> clazz)

Description copied from interface: ValidatableFunctionPackage

Returns the function or connector definition metadata. Supports FunctionDefinition and ConnectorDefinition as the metadata type.

Specified by:

getFunctionMetaData in interface ValidatableFunctionPackage

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Throws:

java.io.IOException

isEnableClassloading

public boolean isEnableClassloading()

Description copied from interface: ValidatableFunctionPackage

Returns if classloading is enabled for the function package.

Specified by:

isEnableClassloading in interface ValidatableFunctionPackage

getClassLoader

public java.lang.ClassLoader getClassLoader()

Description copied from interface: ValidatableFunctionPackage

Returns the classloader for the function package. The classloader is lazily initialized when classloading is enabled.

Specified by:

getClassLoader in interface ValidatableFunctionPackage

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object