java.lang.Object
- org.apache.tomcat.util.bcel.Const

```
public final class Const
extends java.lang.Object
```
Constants for the project, mostly defined in the JVM specification.

Field Summary

Fields
Modifier and Type	Field	Description
`static short`	`ACC_ABSTRACT`	One of the access flags for methods or classes: 1024.
`static short`	`ACC_ANNOTATION`	One of the access flags for classes: 8192.
`static short`	`ACC_FINAL`	One of the access flags for fields, methods, or classes: 16.
`static short`	`ACC_INTERFACE`	One of the access flags for classes: 512.
`static byte`	`CONSTANT_Class`	Marks a constant pool entry as a Class: 7.
`static byte`	`CONSTANT_Double`	Marks a constant pool entry as type Double: 6.
`static byte`	`CONSTANT_Dynamic`	Marks a constant pool entry as dynamically computed: 17.
`static byte`	`CONSTANT_Fieldref`	Marks a constant pool entry as a Field Reference: 9.
`static byte`	`CONSTANT_Float`	Marks a constant pool entry as type Float: 4.
`static byte`	`CONSTANT_Integer`	Marks a constant pool entry as type Integer: 3.
`static byte`	`CONSTANT_InterfaceMethodref`	Marks a constant pool entry as an Interface Method Reference: 11.
`static byte`	`CONSTANT_InvokeDynamic`	Marks a constant pool entry as an Invoke Dynamic: 18.
`static byte`	`CONSTANT_Long`	Marks a constant pool entry as type Long: 5.
`static byte`	`CONSTANT_MethodHandle`	Marks a constant pool entry as a Method Handle: 15.
`static byte`	`CONSTANT_Methodref`	Marks a constant pool entry as a Method Reference: 10.
`static byte`	`CONSTANT_MethodType`	Marks a constant pool entry as a Method Type: 16.
`static byte`	`CONSTANT_Module`	Marks a constant pool entry as a Module Reference: 19.
`static byte`	`CONSTANT_NameAndType`	Marks a constant pool entry as a name and type: 12.
`static byte`	`CONSTANT_Package`	Marks a constant pool entry as a Package Reference: 20.
`static byte`	`CONSTANT_String`	Marks a constant pool entry as type String: 8.
`static byte`	`CONSTANT_Utf8`	Marks a constant pool entry as type UTF-8: 1.
`static int`	`JVM_CLASSFILE_MAGIC`	Java class file format Magic number: -889275714.
`static short`	`MAJOR_22`	Major version number of class files for Java 22: 66.
`static short`	`MAJOR_23`	Major version number of class files for Java 23: 67.
`static short`	`MAJOR_24`	Major version number of class files for Java 24: 68.
`static short`	`MAJOR_25`	Major version number of class files for Java 25: 69.
`static int`	`MAX_ARRAY_DIMENSIONS`	The maximum number of dimensions in an array: 255.
`static short`	`MINOR_22`	Minor version number of class files for Java 22: 0.
`static short`	`MINOR_23`	Minor version number of class files for Java 23: 0.
`static short`	`MINOR_24`	Minor version number of class files for Java 24: 0.
`static short`	`MINOR_25`	Minor version number of class files for Java 25: 0.

Constructor Summary

Constructors
Constructor Description

Const()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type Method Description

static java.lang.String getConstantName(int index)
Get the CONSTANT_NAMES entry at the given index.
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - JVM_CLASSFILE_MAGIC
```
public static final int JVM_CLASSFILE_MAGIC
```
    Java class file format Magic number: -889275714.
    
    See Also:
    
    The ClassFile Structure in The Java Virtual Machine Specification, Constant Field Values
  - ACC_FINAL
```
public static final short ACC_FINAL
```
    One of the access flags for fields, methods, or classes: 16.
    
    See Also:
    
    Flag definitions for Classes in the Java Virtual Machine Specification (Java SE 9 Edition)., Flag definitions for Fields in the Java Virtual Machine Specification (Java SE 9 Edition)., Flag definitions for Methods in the Java Virtual Machine Specification (Java SE 9 Edition)., Flag definitions for Inner Classes in the Java Virtual Machine Specification (Java SE 9 Edition)., Constant Field Values
  - ACC_INTERFACE
```
public static final short ACC_INTERFACE
```
    One of the access flags for classes: 512.
    
    See Also:
    
    ACC_FINAL, Constant Field Values
  - ACC_ABSTRACT
```
public static final short ACC_ABSTRACT
```
    One of the access flags for methods or classes: 1024.
    
    See Also:
    
    ACC_FINAL, Constant Field Values
  - ACC_ANNOTATION
```
public static final short ACC_ANNOTATION
```
    One of the access flags for classes: 8192.
    
    See Also:
    
    ACC_FINAL, Constant Field Values
  - CONSTANT_Utf8
```
public static final byte CONSTANT_Utf8
```
    Marks a constant pool entry as type UTF-8: 1.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Integer
```
public static final byte CONSTANT_Integer
```
    Marks a constant pool entry as type Integer: 3.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Float
```
public static final byte CONSTANT_Float
```
    Marks a constant pool entry as type Float: 4.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Long
```
public static final byte CONSTANT_Long
```
    Marks a constant pool entry as type Long: 5.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Double
```
public static final byte CONSTANT_Double
```
    Marks a constant pool entry as type Double: 6.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Class
```
public static final byte CONSTANT_Class
```
    Marks a constant pool entry as a Class: 7.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Fieldref
```
public static final byte CONSTANT_Fieldref
```
    Marks a constant pool entry as a Field Reference: 9.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_String
```
public static final byte CONSTANT_String
```
    Marks a constant pool entry as type String: 8.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Methodref
```
public static final byte CONSTANT_Methodref
```
    Marks a constant pool entry as a Method Reference: 10.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_InterfaceMethodref
```
public static final byte CONSTANT_InterfaceMethodref
```
    Marks a constant pool entry as an Interface Method Reference: 11.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_NameAndType
```
public static final byte CONSTANT_NameAndType
```
    Marks a constant pool entry as a name and type: 12.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_MethodHandle
```
public static final byte CONSTANT_MethodHandle
```
    Marks a constant pool entry as a Method Handle: 15.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_MethodType
```
public static final byte CONSTANT_MethodType
```
    Marks a constant pool entry as a Method Type: 16.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Dynamic
```
public static final byte CONSTANT_Dynamic
```
    Marks a constant pool entry as dynamically computed: 17.
    
    See Also:
    
    Change request for JEP 309, Constant Field Values
  - CONSTANT_InvokeDynamic
```
public static final byte CONSTANT_InvokeDynamic
```
    Marks a constant pool entry as an Invoke Dynamic: 18.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Module
```
public static final byte CONSTANT_Module
```
    Marks a constant pool entry as a Module Reference: 19.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - CONSTANT_Package
```
public static final byte CONSTANT_Package
```
    Marks a constant pool entry as a Package Reference: 20.
    
    See Also:
    
    The Constant Pool in The Java Virtual Machine Specification, Constant Field Values
  - MAX_ARRAY_DIMENSIONS
```
public static final int MAX_ARRAY_DIMENSIONS
```
    The maximum number of dimensions in an array: 255. One of the limitations of the Java Virtual Machine.
    
    See Also:
    
    Field Descriptors in The Java Virtual Machine Specification, Constant Field Values
  - MINOR_22
```
public static final short MINOR_22
```
    Minor version number of class files for Java 22: 0.
    
    Since:
    
    6.10.0
    
    See Also:
    
    MAJOR_22, Constant Field Values
  - MINOR_23
```
public static final short MINOR_23
```
    Minor version number of class files for Java 23: 0.
    
    Since:
    
    6.10.0
    
    See Also:
    
    MAJOR_23, Constant Field Values
  - MINOR_24
```
public static final short MINOR_24
```
    Minor version number of class files for Java 24: 0.
    
    Since:
    
    6.10.0
    
    See Also:
    
    MAJOR_24, Constant Field Values
  - MAJOR_22
```
public static final short MAJOR_22
```
    Major version number of class files for Java 22: 66.
    
    Since:
    
    6.10.0
    
    See Also:
    
    MINOR_22, Constant Field Values
  - MAJOR_23
```
public static final short MAJOR_23
```
    Major version number of class files for Java 23: 67.
    
    Since:
    
    6.10.0
    
    See Also:
    
    MINOR_23, Constant Field Values
  - MAJOR_24
```
public static final short MAJOR_24
```
    Major version number of class files for Java 24: 68.
    
    Since:
    
    6.10.0
    
    See Also:
    
    MINOR_24, Constant Field Values
  - MINOR_25
```
public static final short MINOR_25
```
    Minor version number of class files for Java 25: 0.
    
    Since:
    
    6.11.0
    
    See Also:
    
    MAJOR_25, Constant Field Values
  - MAJOR_25
```
public static final short MAJOR_25
```
    Major version number of class files for Java 25: 69.
    
    Since:
    
    6.11.0
    
    See Also:
    
    MINOR_25, Constant Field Values
- Constructor Detail
  - Const
```
public Const()
```
- Method Detail
  - getConstantName
```
public static java.lang.String getConstantName(int index)
```
    Get the CONSTANT_NAMES entry at the given index.
    
    Parameters:
    
    index - index into CONSTANT_NAMES.
    
    Returns:
    
    the CONSTANT_NAMES entry at the given index

Class Const

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

JVM_CLASSFILE_MAGIC

ACC_FINAL

ACC_INTERFACE

ACC_ABSTRACT

ACC_ANNOTATION

CONSTANT_Utf8

CONSTANT_Integer

CONSTANT_Float

CONSTANT_Long

CONSTANT_Double

CONSTANT_Class

CONSTANT_Fieldref

CONSTANT_String

CONSTANT_Methodref

CONSTANT_InterfaceMethodref

CONSTANT_NameAndType

CONSTANT_MethodHandle

CONSTANT_MethodType

CONSTANT_Dynamic

CONSTANT_InvokeDynamic

CONSTANT_Module

CONSTANT_Package

MAX_ARRAY_DIMENSIONS

MINOR_22

MINOR_23

MINOR_24

MAJOR_22

MAJOR_23

MAJOR_24

MINOR_25

MAJOR_25

Constructor Detail

Const

Method Detail

getConstantName