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org.apache.derby.iapi.services.classfile
Class ConstantPoolEntry  

java.lang.Object
  org.apache.derby.iapi.services.classfile.ConstantPoolEntry

Direct Known Subclasses:

CONSTANT_Double_info, CONSTANT_Float_info, CONSTANT_Index_info, CONSTANT_Integer_info, CONSTANT_Long_info, CONSTANT_Utf8_info

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public abstract class ConstantPoolEntry

extends java.lang.Object

Constant Pool class - pages 92-99

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Field Summary
protected  boolean	doubleSlot
protected  int	index
protected  int	tag

 

Constructor Summary
protected	ConstantPoolEntry(int tag)

 

Method Summary
(package private) abstract  int	classFileSize()           Return an estimate of the size of the constant pool entry.
(package private)  boolean	doubleSlot()
(package private)  int	getI1()           Get the first index in a index type pool entry.
(package private)  int	getI2()           Get the second index in a index type pool entry.
(package private)  int	getIndex()
(package private)  java.lang.Object	getKey()           Return the key used to key this object in a hashtable
(package private)  int	getTag()           Return the tag or type of the entry.
(package private)  void	put(ClassFormatOutput out)
(package private)  void	setIndex(int index)

 

Methods inherited from class java.lang.Object

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

 

Field Detail

tag

protected int tag

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doubleSlot

protected boolean doubleSlot

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index

protected int index

Constructor Detail

ConstantPoolEntry

protected ConstantPoolEntry(int tag)

Method Detail

getIndex

int getIndex()

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setIndex

void setIndex(int index)

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doubleSlot

boolean doubleSlot()

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getKey

java.lang.Object getKey()

Return the key used to key this object in a hashtable

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classFileSize

abstract int classFileSize()

Return an estimate of the size of the constant pool entry.

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put

void put(ClassFormatOutput out)
   throws java.io.IOException

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getTag

final int getTag()

Return the tag or type of the entry. Will be equal to one of the constants above, e.g. CONSTANT_Class.

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getI1

int getI1()

Get the first index in a index type pool entry. This call is valid when getTag() returns one of

• CONSTANT_Class
• CONSTANT_Fieldref
• CONSTANT_Methodref
• CONSTANT_InterfaceMethodref
• CONSTANT_String
• CONSTANT_NameAndType

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getI2

int getI2()

Get the second index in a index type pool entry. This call is valid when getTag() returns one of

• CONSTANT_Fieldref
• CONSTANT_Methodref
• CONSTANT_InterfaceMethodref
• CONSTANT_NameAndType

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> apache >> derby >> iapi >> services >> [ classfile overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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