proguard.classfile
Class LibraryClass

java.lang.Object
  proguard.classfile.LibraryClass

All Implemented Interfaces:

Clazz, VisitorAccepter

public class LibraryClass
extends java.lang.Object
implements Clazz

This Clazz is a compact representation of the essential data in a Java class.

Field Summary

LibraryField[]	fields
Clazz[]	interfaceClasses An extra field pointing to the interfaces of this class.
java.lang.String[]	interfaceNames
LibraryMethod[]	methods
Clazz[]	subClasses An extra field pointing to the subclasses of this class.
Clazz	superClass An extra field pointing to the superclass of this class.
java.lang.String	superClassName
java.lang.String	thisClassName
int	u2accessFlags
java.lang.Object	visitorInfo An extra field in which visitors can store information.

Constructor Summary

LibraryClass()
Creates an empty LibraryClass.

Method Summary

void	accept(ClassVisitor classVisitor) Accepts the given class visitor.
void	addSubClass(Clazz clazz) Notifies this Clazz that it is being subclassed by another class.
void	attributesAccept(AttributeVisitor attributeVisitor) Lets the given attribute info visitor visit all attributes of this class.
void	constantPoolEntriesAccept(ConstantVisitor constantVisitor) Lets the given constant pool entry visitor visit all constant pool entries of this class.
void	constantPoolEntryAccept(int index, ConstantVisitor constantVisitor) Lets the given constant pool entry visitor visit the constant pool entry at the specified index.
boolean	extends_(Clazz clazz) Returns whether this class extends the given class.
boolean	extendsOrImplements(Clazz clazz) Returns whether this class implements the given class.
void	fieldAccept(java.lang.String name, java.lang.String descriptor, MemberVisitor memberVisitor) Lets the given member info visitor visit the specified field.
void	fieldsAccept(MemberVisitor memberVisitor) Lets the given member info visitor visit all fields of this class.
Field	findField(java.lang.String name, java.lang.String descriptor) Returns the field with the given name and descriptor.
Method	findMethod(java.lang.String name, java.lang.String descriptor) Returns the method with the given name and descriptor.
int	getAccessFlags() Returns the access flags of this class.
java.lang.String	getClassName(int constantIndex) Returns the class name of ClassConstant at the specified index.
Clazz	getInterface(int index) Returns the interface at the given index.
int	getInterfaceCount() Returns the number of interfaces that this class implements.
java.lang.String	getInterfaceName(int index) Returns the full internal name of the interface at the given index of this class.
java.lang.String	getName() Returns the full internal name of this class.
java.lang.String	getName(int constantIndex) Returns the name of the NameAndTypeConstant at the specified index.
java.lang.String	getString(int constantIndex) Returns the String value of the Utf8Constant at the specified index.
java.lang.String	getStringString(int constantIndex) Returns the String value of the StringConstant at the specified index.
Clazz	getSuperClass() Returns the super class of this class.
java.lang.String	getSuperName() Returns the full internal name of the super class of this class, or null if this class represents java.lang.Object.
int	getTag(int constantIndex) Returns the tag value of the Constant at the specified index.
java.lang.String	getType(int constantIndex) Returns the type of the NameAndTypeConstant at the specified index.
java.lang.Object	getVisitorInfo() Gets the visitor information of the visitor accepter.
void	hierarchyAccept(boolean visitThisClass, boolean visitSuperClass, boolean visitInterfaces, boolean visitSubclasses, ClassVisitor classVisitor) Accepts the given class visitor in the class hierarchy.
boolean	mayHaveImplementations(Method method) Returns whether the given method may possibly have implementing or overriding methods down the class hierarchy.
void	methodAccept(java.lang.String name, java.lang.String descriptor, MemberVisitor memberVisitor) Lets the given member info visitor visit the specified method.
void	methodImplementationsAccept(Method method, boolean visitThisMethod, MemberVisitor memberVisitor) Lets the given member info visitor visit all concrete implementations of the specified method in the class hierarchy.
void	methodImplementationsAccept(java.lang.String name, java.lang.String descriptor, boolean visitThisMethod, boolean visitSpecialMethods, boolean visitSuperMethods, boolean visitOverridingMethods, MemberVisitor memberVisitor) Lets the given member info visitor visit all concrete implementations of the specified method in the class hierarchy.
void	methodImplementationsAccept(java.lang.String name, java.lang.String descriptor, boolean visitThisMethod, MemberVisitor memberVisitor) Lets the given member info visitor visit all concrete implementations of the specified method in the class hierarchy.
void	methodImplementationsAccept(java.lang.String name, java.lang.String descriptor, Method method, boolean visitThisMethod, boolean visitSpecialMethods, boolean visitSuperMethods, boolean visitOverridingMethods, MemberVisitor memberVisitor) Lets the given member info visitor visit all concrete implementations of the specified method in the class hierarchy.
void	methodsAccept(MemberVisitor memberVisitor) Lets the given member info visitor visit all methods of this class.
void	setVisitorInfo(java.lang.Object visitorInfo) Sets the visitor information of the visitor accepter.

Methods inherited from class java.lang.Object

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

Field Detail

u2accessFlags

public int u2accessFlags

thisClassName

public java.lang.String thisClassName

superClassName

public java.lang.String superClassName

interfaceNames

public java.lang.String[] interfaceNames

fields

public LibraryField[] fields

methods

public LibraryMethod[] methods

superClass

public Clazz superClass

An extra field pointing to the superclass of this class. This field is filled out by the ClassSuperHierarchyInitializer.

interfaceClasses

public Clazz[] interfaceClasses

An extra field pointing to the interfaces of this class. This field is filled out by the ClassSuperHierarchyInitializer.

subClasses

public Clazz[] subClasses

An extra field pointing to the subclasses of this class. This field is filled out by the ClassSubHierarchyInitializer.

visitorInfo

public java.lang.Object visitorInfo

An extra field in which visitors can store information.

Constructor Detail

LibraryClass

public LibraryClass()

Creates an empty LibraryClass.

Method Detail

getAccessFlags

public int getAccessFlags()

Description copied from interface: Clazz

Returns the access flags of this class.

Specified by:

getAccessFlags in interface Clazz

See Also:

ClassConstants

getName

public java.lang.String getName()

Description copied from interface: Clazz

Returns the full internal name of this class.

Specified by:

getName in interface Clazz

getSuperName

public java.lang.String getSuperName()

Description copied from interface: Clazz

Returns the full internal name of the super class of this class, or null if this class represents java.lang.Object.

Specified by:

getSuperName in interface Clazz

getInterfaceCount

public int getInterfaceCount()

Description copied from interface: Clazz

Returns the number of interfaces that this class implements.

Specified by:

getInterfaceCount in interface Clazz

getInterfaceName

public java.lang.String getInterfaceName(int index)

Description copied from interface: Clazz

Returns the full internal name of the interface at the given index of this class.

Specified by:

getInterfaceName in interface Clazz

getTag

public int getTag(int constantIndex)

Description copied from interface: Clazz

Returns the tag value of the Constant at the specified index.

Specified by:

getTag in interface Clazz

getString

public java.lang.String getString(int constantIndex)

Description copied from interface: Clazz

Returns the String value of the Utf8Constant at the specified index.

Specified by:

getString in interface Clazz

getStringString

public java.lang.String getStringString(int constantIndex)

Description copied from interface: Clazz

Returns the String value of the StringConstant at the specified index.

Specified by:

getStringString in interface Clazz

getClassName

public java.lang.String getClassName(int constantIndex)

Description copied from interface: Clazz

Returns the class name of ClassConstant at the specified index.

Specified by:

getClassName in interface Clazz

getName

public java.lang.String getName(int constantIndex)

Description copied from interface: Clazz

Returns the name of the NameAndTypeConstant at the specified index.

Specified by:

getName in interface Clazz

getType

public java.lang.String getType(int constantIndex)

Description copied from interface: Clazz

Returns the type of the NameAndTypeConstant at the specified index.

Specified by:

getType in interface Clazz

addSubClass

public void addSubClass(Clazz clazz)

Description copied from interface: Clazz

Notifies this Clazz that it is being subclassed by another class.

Specified by:

addSubClass in interface Clazz

getSuperClass

public Clazz getSuperClass()

Description copied from interface: Clazz

Returns the super class of this class.

Specified by:

getSuperClass in interface Clazz

getInterface

public Clazz getInterface(int index)

Description copied from interface: Clazz

Returns the interface at the given index.

Specified by:

getInterface in interface Clazz

extends_

public boolean extends_(Clazz clazz)

Description copied from interface: Clazz

Returns whether this class extends the given class. A class is always considered to extend itself. Interfaces are considered to only extend the root Object class.

Specified by:

extends_ in interface Clazz

extendsOrImplements

public boolean extendsOrImplements(Clazz clazz)

Description copied from interface: Clazz

Returns whether this class implements the given class. A class is always considered to implement itself. Interfaces are considered to implement all their superinterfaces.

Specified by:

extendsOrImplements in interface Clazz

findField

public Field findField(java.lang.String name,
                       java.lang.String descriptor)

Description copied from interface: Clazz

Returns the field with the given name and descriptor.

Specified by:

findField in interface Clazz

findMethod

public Method findMethod(java.lang.String name,
                         java.lang.String descriptor)

Description copied from interface: Clazz

Returns the method with the given name and descriptor.

Specified by:

findMethod in interface Clazz

accept

public void accept(ClassVisitor classVisitor)

Description copied from interface: Clazz

Accepts the given class visitor.

Specified by:

accept in interface Clazz

hierarchyAccept

public void hierarchyAccept(boolean visitThisClass,
                            boolean visitSuperClass,
                            boolean visitInterfaces,
                            boolean visitSubclasses,
                            ClassVisitor classVisitor)

Description copied from interface: Clazz

Accepts the given class visitor in the class hierarchy.

Specified by:

hierarchyAccept in interface Clazz

Parameters:

visitThisClass - specifies whether to visit this class.

visitSuperClass - specifies whether to visit the super classes.

visitInterfaces - specifies whether to visit the interfaces.

visitSubclasses - specifies whether to visit the subclasses.

classVisitor - the ClassVisitor that will visit the class hierarchy.

constantPoolEntriesAccept

public void constantPoolEntriesAccept(ConstantVisitor constantVisitor)

Description copied from interface: Clazz

Lets the given constant pool entry visitor visit all constant pool entries of this class.

Specified by:

constantPoolEntriesAccept in interface Clazz

constantPoolEntryAccept

public void constantPoolEntryAccept(int index,
                                    ConstantVisitor constantVisitor)

Description copied from interface: Clazz

Lets the given constant pool entry visitor visit the constant pool entry at the specified index.

Specified by:

constantPoolEntryAccept in interface Clazz

fieldsAccept

public void fieldsAccept(MemberVisitor memberVisitor)

Description copied from interface: Clazz

Lets the given member info visitor visit all fields of this class.

Specified by:

fieldsAccept in interface Clazz

fieldAccept

public void fieldAccept(java.lang.String name,
                        java.lang.String descriptor,
                        MemberVisitor memberVisitor)

Description copied from interface: Clazz

Lets the given member info visitor visit the specified field.

Specified by:

fieldAccept in interface Clazz

methodsAccept

public void methodsAccept(MemberVisitor memberVisitor)

Description copied from interface: Clazz

Lets the given member info visitor visit all methods of this class.

Specified by:

methodsAccept in interface Clazz

methodAccept

public void methodAccept(java.lang.String name,
                         java.lang.String descriptor,
                         MemberVisitor memberVisitor)

Description copied from interface: Clazz

Lets the given member info visitor visit the specified method.

Specified by:

methodAccept in interface Clazz

mayHaveImplementations

public boolean mayHaveImplementations(Method method)

Description copied from interface: Clazz

Returns whether the given method may possibly have implementing or overriding methods down the class hierarchy. This can only be true if the class is not final, and the method is not private, static, or final, or a constructor.

Specified by:

mayHaveImplementations in interface Clazz

Parameters:

method - the method that may have implementations.

Returns:

whether it may have implementations.

methodImplementationsAccept

public void methodImplementationsAccept(Method method,
                                        boolean visitThisMethod,
                                        MemberVisitor memberVisitor)

Description copied from interface: Clazz

Lets the given member info visitor visit all concrete implementations of the specified method in the class hierarchy.

Specified by:

methodImplementationsAccept in interface Clazz

Parameters:

method - the method that may have concrete implementations.

visitThisMethod - specifies whether to visit the method in this class.

memberVisitor - the MemberVisitor that will visit the method hierarchy.

methodImplementationsAccept

public void methodImplementationsAccept(java.lang.String name,
                                        java.lang.String descriptor,
                                        boolean visitThisMethod,
                                        MemberVisitor memberVisitor)

Description copied from interface: Clazz

Lets the given member info visitor visit all concrete implementations of the specified method in the class hierarchy.

Specified by:

methodImplementationsAccept in interface Clazz

Parameters:

name - the method name.

descriptor - the method descriptor.

visitThisMethod - specifies whether to visit the method in this class.

memberVisitor - the MemberVisitor that will visit the method hierarchy.

methodImplementationsAccept

public void methodImplementationsAccept(java.lang.String name,
                                        java.lang.String descriptor,
                                        boolean visitThisMethod,
                                        boolean visitSpecialMethods,
                                        boolean visitSuperMethods,
                                        boolean visitOverridingMethods,
                                        MemberVisitor memberVisitor)

Description copied from interface: Clazz

Lets the given member info visitor visit all concrete implementations of the specified method in the class hierarchy.

Specified by:

methodImplementationsAccept in interface Clazz

Parameters:

name - the method name.

descriptor - the method descriptor.

visitThisMethod - specifies whether to visit the method in this class.

visitSpecialMethods - specifies whether to visit the special initializer methods.

visitSuperMethods - specifies whether to visit the method in the super classes.

visitOverridingMethods - specifies whether to visit the method in the subclasses.

memberVisitor - the MemberVisitor that will visit the method hierarchy.

methodImplementationsAccept

public void methodImplementationsAccept(java.lang.String name,
                                        java.lang.String descriptor,
                                        Method method,
                                        boolean visitThisMethod,
                                        boolean visitSpecialMethods,
                                        boolean visitSuperMethods,
                                        boolean visitOverridingMethods,
                                        MemberVisitor memberVisitor)

Description copied from interface: Clazz

Lets the given member info visitor visit all concrete implementations of the specified method in the class hierarchy.

Specified by:

methodImplementationsAccept in interface Clazz

Parameters:

name - the method name.

descriptor - the method descriptor.

method - the method itself, if present.

visitThisMethod - specifies whether to visit the method in this class.

visitSpecialMethods - specifies whether to visit the method in the super classes.

visitSuperMethods - specifies whether to visit the method in the subclasses.

visitOverridingMethods - specifies whether to visit the method in the interfaces.

memberVisitor - the MemberVisitor that will visit the method hierarchy.

attributesAccept

public void attributesAccept(AttributeVisitor attributeVisitor)

Description copied from interface: Clazz

Lets the given attribute info visitor visit all attributes of this class.

Specified by:

attributesAccept in interface Clazz

getVisitorInfo

public java.lang.Object getVisitorInfo()

Description copied from interface: VisitorAccepter

Gets the visitor information of the visitor accepter.

Specified by:

getVisitorInfo in interface VisitorAccepter

setVisitorInfo

public void setVisitorInfo(java.lang.Object visitorInfo)

Description copied from interface: VisitorAccepter

Sets the visitor information of the visitor accepter.

Specified by:

setVisitorInfo in interface VisitorAccepter