Package de.inetsoftware.classparser

Class ConstantPool

java.lang.Object

de.inetsoftware.classparser.ConstantPool

public class ConstantPool
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
static int	CONSTANT_Class
static int	CONSTANT_Double
static int	CONSTANT_Fieldref
static int	CONSTANT_Float
static int	CONSTANT_Integer
static int	CONSTANT_InterfaceMethodref
static int	CONSTANT_InvokeDynamic
static int	CONSTANT_Long
static int	CONSTANT_MethodHandle
static int	CONSTANT_Methodref
static int	CONSTANT_MethodType
static int	CONSTANT_Module
static int	CONSTANT_NameAndType
static int	CONSTANT_Package
static int	CONSTANT_String
static int	CONSTANT_Utf8
private java.lang.Object[]	constantPool

Constructor Summary

Constructors

Constructor	Description
ConstantPool(java.io.DataInputStream input)	https://docs.oracle.com/javase/specs/jvms/se9/html/jvms-4.html#jvms-4.4

Method Summary

Modifier and Type	Method	Description
java.lang.Object	get(int index)	Get a object from the pool at the given index.
(package private) void	set(int index, java.lang.Object value)	Set a value in the constant pool.
(package private) int	size()	Get the count of entries in the pool.

Methods inherited from class java.lang.Object

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

Field Detail

constantPool

private final java.lang.Object[] constantPool

CONSTANT_Utf8

public static final int CONSTANT_Utf8

See Also:

Constant Field Values

CONSTANT_Integer

public static final int CONSTANT_Integer

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Constant Field Values

CONSTANT_Float

public static final int CONSTANT_Float

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Constant Field Values

CONSTANT_Long

public static final int CONSTANT_Long

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Constant Field Values

CONSTANT_Double

public static final int CONSTANT_Double

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Constant Field Values

CONSTANT_Class

public static final int CONSTANT_Class

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Constant Field Values

CONSTANT_String

public static final int CONSTANT_String

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Constant Field Values

CONSTANT_Fieldref

public static final int CONSTANT_Fieldref

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Constant Field Values

CONSTANT_Methodref

public static final int CONSTANT_Methodref

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Constant Field Values

CONSTANT_InterfaceMethodref

public static final int CONSTANT_InterfaceMethodref

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Constant Field Values

CONSTANT_NameAndType

public static final int CONSTANT_NameAndType

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Constant Field Values

CONSTANT_MethodHandle

public static final int CONSTANT_MethodHandle

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Constant Field Values

CONSTANT_MethodType

public static final int CONSTANT_MethodType

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Constant Field Values

CONSTANT_InvokeDynamic

public static final int CONSTANT_InvokeDynamic

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Constant Field Values

CONSTANT_Module

public static final int CONSTANT_Module

See Also:

Constant Field Values

CONSTANT_Package

public static final int CONSTANT_Package

See Also:

Constant Field Values

Constructor Detail

ConstantPool

ConstantPool(java.io.DataInputStream input)
      throws java.io.IOException

https://docs.oracle.com/javase/specs/jvms/se9/html/jvms-4.html#jvms-4.4

Parameters:

input - the stream of the class

Throws:

java.io.IOException - if any IO error occur

Method Detail

get

public java.lang.Object get(int index)

Get a object from the pool at the given index.

Parameters:

index - the index

Returns:

the object

set

void set(int index,
         java.lang.Object value)

Set a value in the constant pool.

Parameters:

index - the index

value - the new value

size

int size()

Get the count of entries in the pool.

Returns:

the count