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jdk.internal.module

public final Class ModuleInfoExtender

Class Inheritance

extends Object

java.lang.Object
jdk.internal.module.ModuleInfoExtender

Imports

java.io.IOException, .InputStream, .OutputStream, java.lang.constant.ClassDesc, .ModuleDesc, .PackageDesc, java.lang.module.ModuleDescriptor.Version, java.util.Collections, .List, .Set, java.lang.classfile.ClassFile, .ClassTransform, java.lang.classfile.attribute.ModuleAttribute, .ModuleHashInfo, .ModuleHashesAttribute, .ModuleMainClassAttribute, .ModulePackagesAttribute, .ModuleResolutionAttribute, .ModuleTargetAttribute

Utility class to extend a module-info.class with additional attributes.

Field Summary

Modifier and Type	Field and Description
private ModuleHashes	hashes
private final InputStream	in
private String	mainClass
private ModuleResolution	moduleResolution
private Set<String>	packages
private String	targetPlatform
private ModuleDescriptor.Version	version

Constructor Summary

Access	Constructor and Description
private	ModuleInfoExtender(InputStream in)

Method Summary

Modifier and Type	Method and Description
public ModuleInfoExtender	hashes(ModuleHashes hashes) The ModuleHashes attribute will be emitted to the module-info with the hashes encapsulated in the given `ModuleHashes` object.
public ModuleInfoExtender	mainClass(String mainClass) Sets the value of the ModuleMainClass attribute.
public ModuleInfoExtender	moduleResolution(ModuleResolution mres) Sets the value for the ModuleResolution attribute.
public static ModuleInfoExtender	newExtender(InputStream in) Returns an `Extender` that may be used to add additional attributes to the module-info.class read from the given input stream.
public ModuleInfoExtender	packages(Set<String> packages) Sets the packages for the ModulePackages attribute
public ModuleInfoExtender	targetPlatform(String targetPlatform) Sets the value for the ModuleTarget attribute.
public byte[]	toByteArray() Returns the bytes of the modified module-info.class.
public ModuleInfoExtender	version(ModuleDescriptor.Version version) Sets the value for the module version in the Module attribute
public void	write(OutputStream out) Outputs the modified module-info.class to the given output stream.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

hashes	back to summary
private ModuleHashes hashes

in	back to summary
private final InputStream in

mainClass	back to summary
private String mainClass

moduleResolution	back to summary
private ModuleResolution moduleResolution

packages	back to summary
private Set<String> packages

targetPlatform	back to summary
private String targetPlatform

version	back to summary
private ModuleDescriptor.Version version

Constructor Detail

ModuleInfoExtender	back to summary
private ModuleInfoExtender(InputStream in)

Method Detail

hashes	back to summary
public ModuleInfoExtender hashes(ModuleHashes hashes) The ModuleHashes attribute will be emitted to the module-info with the hashes encapsulated in the given `ModuleHashes` object.

mainClass	back to summary
public ModuleInfoExtender mainClass(String mainClass) Sets the value of the ModuleMainClass attribute. API Note This method does not check that the main class is a legal class name in a named package.

moduleResolution	back to summary
public ModuleInfoExtender moduleResolution(ModuleResolution mres) Sets the value for the ModuleResolution attribute.

newExtender	back to summary
public static ModuleInfoExtender newExtender(InputStream in) Returns an `Extender` that may be used to add additional attributes to the module-info.class read from the given input stream.

packages	back to summary
public ModuleInfoExtender packages(Set<String> packages) Sets the packages for the ModulePackages attribute API Note This method does not check that the package names are legal package names or that the set of packages is a super set of the packages in the module.

targetPlatform	back to summary
public ModuleInfoExtender targetPlatform(String targetPlatform) Sets the value for the ModuleTarget attribute.

toByteArray	back to summary
public byte[] toByteArray() throws IOException Returns the bytes of the modified module-info.class. Once this method has been called then the Extender object should be discarded.

version	back to summary
public ModuleInfoExtender version(ModuleDescriptor.Version version) Sets the value for the module version in the Module attribute

write	back to summary
public void write(OutputStream out) throws IOException Outputs the modified module-info.class to the given output stream. Once this method has been called then the Extender object should be discarded.