Package org.aspectj.org.eclipse.jdt.internal.core.util

Class ClassFileReader

java.lang.Object

org.aspectj.org.eclipse.jdt.internal.core.util.ClassFileStruct

org.aspectj.org.eclipse.jdt.internal.core.util.ClassFileReader

All Implemented Interfaces:

IClassFileReader

public class ClassFileReader
extends ClassFileStruct
implements IClassFileReader

Field Summary

Fields inherited from interface org.aspectj.org.eclipse.jdt.core.util.IClassFileReader

ALL, ALL_BUT_METHOD_BODIES, CLASSFILE_ATTRIBUTES, CONSTANT_POOL, FIELD_INFOS, METHOD_BODIES, METHOD_INFOS, SUPER_INTERFACES

Constructor Summary

Constructors

Constructor	Description
ClassFileReader(byte[] classFileBytes, int decodingFlags)	Constructor for ClassFileReader.

Method Summary

Modifier and Type	Method	Description
int	getAccessFlags()	Answer back the access flags of the .class file.
int	getAttributeCount()	Answer back the attribute number of the .class file.
IClassFileAttribute[]	getAttributes()	Answer back the collection of all attributes of the field info.
int	getClassIndex()	Answer back the index of the class name in the constant pool of the .class file.
char[]	getClassName()	Answer back the qualified name of the .class file.
IConstantPool	getConstantPool()	Answer the constant pool of this .class file.
IFieldInfo[]	getFieldInfos()	Answer back the array of field infos of the .class file, an empty array if none.
int	getFieldsCount()	Answer back the number of field infos.
IInnerClassesAttribute	getInnerClassesAttribute()	Answer back the inner classes attribute of this .class file, null if none.
int[]	getInterfaceIndexes()	Answer back the indexes in the constant pool of interfaces implemented by this .class file, an empty array if none.
char[][]	getInterfaceNames()	Answer back the names of interfaces implemented by this .class file, an empty array if none.
int	getMagic()	Answer back the magic number.
int	getMajorVersion()	Answer the major version of this .class file.
IMethodInfo[]	getMethodInfos()	Answer back the array of method infos of this .class file, an empty array if none.
int	getMethodsCount()	Answer back the number of method infos.
int	getMinorVersion()	Answer the minor version of this .class file.
INestMembersAttribute	getNestMembersAttribute()	Answer back the nest members attribute of this .class file, null if none.
IPermittedSubclassesAttribute	getPermittedSubclassesAttribute()	Answer back the permitted subclasses attribute of this .class file, null if none.
IRecordAttribute	getRecordAttribute()	Answer back the record attribute of this .class file, null if none.
ISourceAttribute	getSourceFileAttribute()	Answer the source file attribute, if it exists, null otherwise.
int	getSuperclassIndex()	Answer back the index of the superclass name in the constant pool of the .class file.
char[]	getSuperclassName()	Answer back the qualified name of the superclass of this .class file.
boolean	isClass()	Answer true if this .class file represents a class, false otherwise.
boolean	isInterface()	Answer true if this .class file represents an interface, false otherwise.

Methods inherited from class org.aspectj.org.eclipse.jdt.internal.core.util.ClassFileStruct

doubleAt, floatAt, i1At, i2At, i4At, i8At, u1At, u2At, u4At, utf8At

Methods inherited from class java.lang.Object

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

Constructor Details

ClassFileReader

public ClassFileReader(byte[] classFileBytes,
 int decodingFlags)
                throws ClassFormatException

Constructor for ClassFileReader.

Parameters:

classFileBytes - the raw bytes of the .class file

decodingFlags - the decoding flags

Throws:

ClassFormatException

See Also:

• IClassFileReader.ALL
• IClassFileReader.CLASSFILE_ATTRIBUTES
• IClassFileReader.CONSTANT_POOL
• IClassFileReader.FIELD_INFOS

Method Details

getAccessFlags

public int getAccessFlags()

Description copied from interface: IClassFileReader

Answer back the access flags of the .class file.

Specified by:

getAccessFlags in interface IClassFileReader

Returns:

the access flags of the .class file

See Also:

• IClassFileReader.getAccessFlags()

getAttributeCount

public int getAttributeCount()

Description copied from interface: IClassFileReader

Answer back the attribute number of the .class file.

Specified by:

getAttributeCount in interface IClassFileReader

Returns:

the attribute number of the .class file

See Also:

• IClassFileReader.getAttributeCount()

getAttributes

public IClassFileAttribute[] getAttributes()

Description copied from interface: IClassFileReader

Answer back the collection of all attributes of the field info. It includes SyntheticAttribute, ConstantValueAttributes, etc. Answers an empty array if none.

Specified by:

getAttributes in interface IClassFileReader

Returns:

the collection of all attributes of the field info. It includes SyntheticAttribute, ConstantValueAttributes, etc. Answers an empty array if none

See Also:

• IClassFileReader.getAttributes()

getClassIndex

public int getClassIndex()

Description copied from interface: IClassFileReader

Answer back the index of the class name in the constant pool of the .class file.

Specified by:

getClassIndex in interface IClassFileReader

Returns:

the index of the class name in the constant pool

See Also:

• IClassFileReader.getClassIndex()

getClassName

public char[] getClassName()

Description copied from interface: IClassFileReader

Answer back the qualified name of the .class file. The name is returned as described in the JVM specifications.

Specified by:

getClassName in interface IClassFileReader

Returns:

the qualified name of the .class file

See Also:

• IClassFileReader.getClassName()

getConstantPool

public IConstantPool getConstantPool()

Description copied from interface: IClassFileReader

Answer the constant pool of this .class file.

Specified by:

getConstantPool in interface IClassFileReader

Returns:

the constant pool of this .class file

See Also:

• IClassFileReader.getConstantPool()

getFieldInfos

public IFieldInfo[] getFieldInfos()

Description copied from interface: IClassFileReader

Answer back the array of field infos of the .class file, an empty array if none.

Specified by:

getFieldInfos in interface IClassFileReader

Returns:

the array of field infos of the .class file, an empty array if none

See Also:

• IClassFileReader.getFieldInfos()

getFieldsCount

public int getFieldsCount()

Description copied from interface: IClassFileReader

Answer back the number of field infos.

Specified by:

getFieldsCount in interface IClassFileReader

Returns:

the number of field infos

See Also:

• IClassFileReader.getFieldsCount()

getInnerClassesAttribute

public IInnerClassesAttribute getInnerClassesAttribute()

Description copied from interface: IClassFileReader

Answer back the inner classes attribute of this .class file, null if none.

Specified by:

getInnerClassesAttribute in interface IClassFileReader

Returns:

the inner classes attribute of this .class file, null if none

See Also:

• IClassFileReader.getInnerClassesAttribute()

getNestMembersAttribute

public INestMembersAttribute getNestMembersAttribute()

Description copied from interface: IClassFileReader

Answer back the nest members attribute of this .class file, null if none.

Specified by:

getNestMembersAttribute in interface IClassFileReader

Returns:

the nest members attribute of this .class file, null if none

getPermittedSubclassesAttribute

public IPermittedSubclassesAttribute getPermittedSubclassesAttribute()

Description copied from interface: IClassFileReader

Answer back the permitted subclasses attribute of this .class file, null if none.

Specified by:

getPermittedSubclassesAttribute in interface IClassFileReader

Returns:

the permitted subclasses attribute of this .class file, null if none

getInterfaceIndexes

public int[] getInterfaceIndexes()

Description copied from interface: IClassFileReader

Answer back the indexes in the constant pool of interfaces implemented by this .class file, an empty array if none.

Specified by:

getInterfaceIndexes in interface IClassFileReader

Returns:

the indexes in the constant pool of interfaces implemented by this .class file, an empty array if none

See Also:

• IClassFileReader.getInterfaceIndexes()

getInterfaceNames

public char[][] getInterfaceNames()

Description copied from interface: IClassFileReader

Answer back the names of interfaces implemented by this .class file, an empty array if none. The names are returned as described in the JVM specifications.

Specified by:

getInterfaceNames in interface IClassFileReader

Returns:

the names of interfaces implemented by this .class file, an empty array if none

See Also:

• IClassFileReader.getInterfaceNames()

getMagic

public int getMagic()

Description copied from interface: IClassFileReader

Answer back the magic number.

Specified by:

getMagic in interface IClassFileReader

Returns:

the magic number

See Also:

• IClassFileReader.getMagic()

getMajorVersion

public int getMajorVersion()

Description copied from interface: IClassFileReader

Answer the major version of this .class file.

Specified by:

getMajorVersion in interface IClassFileReader

Returns:

the major version of this .class file

See Also:

• IClassFileReader.getMajorVersion()

getMethodInfos

public IMethodInfo[] getMethodInfos()

Description copied from interface: IClassFileReader

Answer back the array of method infos of this .class file, an empty array if none.

Specified by:

getMethodInfos in interface IClassFileReader

Returns:

the array of method infos of this .class file, an empty array if none

See Also:

• IClassFileReader.getMethodInfos()

getMethodsCount

public int getMethodsCount()

Description copied from interface: IClassFileReader

Answer back the number of method infos.

Specified by:

getMethodsCount in interface IClassFileReader

Returns:

the number of method infos

See Also:

• IClassFileReader.getMethodsCount()

getMinorVersion

public int getMinorVersion()

Description copied from interface: IClassFileReader

Answer the minor version of this .class file.

Specified by:

getMinorVersion in interface IClassFileReader

Returns:

the minor version of this .class file

See Also:

• IClassFileReader.getMinorVersion()

getSourceFileAttribute

public ISourceAttribute getSourceFileAttribute()

Description copied from interface: IClassFileReader

Answer the source file attribute, if it exists, null otherwise.

Specified by:

getSourceFileAttribute in interface IClassFileReader

Returns:

the source file attribute, if it exists, null otherwise

See Also:

• IClassFileReader.getSourceFileAttribute()

getSuperclassIndex

public int getSuperclassIndex()

Description copied from interface: IClassFileReader

Answer back the index of the superclass name in the constant pool of the .class file. Answer 0 if this .class file represents java.lang.Object.

Specified by:

getSuperclassIndex in interface IClassFileReader

Returns:

the index of the superclass name in the constant pool of the .class file, 0 if this .class file represents java.lang.Object.

See Also:

• IClassFileReader.getSuperclassIndex()

getSuperclassName

public char[] getSuperclassName()

Description copied from interface: IClassFileReader

Answer back the qualified name of the superclass of this .class file. The name is returned as described in the JVM specifications. Answer null if getSuperclassIndex() is zero.

Specified by:

getSuperclassName in interface IClassFileReader

Returns:

the qualified name of the superclass of this .class file, null if getSuperclassIndex() is zero

See Also:

• IClassFileReader.getSuperclassName()

isClass

public boolean isClass()

Description copied from interface: IClassFileReader

Answer true if this .class file represents a class, false otherwise.

Specified by:

isClass in interface IClassFileReader

Returns:

true if this .class file represents a class, false otherwise

See Also:

• IClassFileReader.isClass()

isInterface

public boolean isInterface()

Description copied from interface: IClassFileReader

Answer true if this .class file represents an interface, false otherwise.

Specified by:

isInterface in interface IClassFileReader

Returns:

true if this .class file represents an interface, false otherwise

See Also:

• IClassFileReader.isInterface()

getRecordAttribute

public IRecordAttribute getRecordAttribute()

Description copied from interface: IClassFileReader

Answer back the record attribute of this .class file, null if none.

Specified by:

getRecordAttribute in interface IClassFileReader

Returns:

the nest record of this .class file, null if none