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 fields, methods, or classes.
`static short`	`ACC_ANNOTATION`	One of the access flags for fields, methods, or classes.
`static short`	`ACC_FINAL`	One of the access flags for fields, methods, or classes.
`static short`	`ACC_INTERFACE`	One of the access flags for fields, methods, or classes.
`static byte`	`CONSTANT_Class`	Marks a constant pool entry as a Class
`static byte`	`CONSTANT_Double`	Marks a constant pool entry as type Double.
`static byte`	`CONSTANT_Dynamic`	Marks a constant pool entry as dynamically computed.
`static byte`	`CONSTANT_Fieldref`	Marks a constant pool entry as a Field Reference.
`static byte`	`CONSTANT_Float`	Marks a constant pool entry as type Float.
`static byte`	`CONSTANT_Integer`	Marks a constant pool entry as type Integer.
`static byte`	`CONSTANT_InterfaceMethodref`	Marks a constant pool entry as an Interface Method Reference.
`static byte`	`CONSTANT_InvokeDynamic`	Marks a constant pool entry as an Invoke Dynamic
`static byte`	`CONSTANT_Long`	Marks a constant pool entry as type Long.
`static byte`	`CONSTANT_MethodHandle`	Marks a constant pool entry as a Method Handle.
`static byte`	`CONSTANT_Methodref`	Marks a constant pool entry as a Method Reference.
`static byte`	`CONSTANT_MethodType`	Marks a constant pool entry as a Method Type.
`static byte`	`CONSTANT_Module`	Marks a constant pool entry as a Module Reference.
`static byte`	`CONSTANT_NameAndType`	Marks a constant pool entry as a name and type.
`static byte`	`CONSTANT_Package`	Marks a constant pool entry as a Package Reference.
`static byte`	`CONSTANT_String`	Marks a constant pool entry as type String
`static byte`	`CONSTANT_Utf8`	Marks a constant pool entry as type UTF-8.
`static int`	`JVM_CLASSFILE_MAGIC`	Java class file format Magic number (0xCAFEBABE)
`static int`	`MAX_ARRAY_DIMENSIONS`	The maximum number of dimensions in an array (255).

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 (0xCAFEBABE)
    
    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.
    
    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 fields, methods, or classes.
    
    See Also:
    
    ACC_FINAL, Constant Field Values
  - ACC_ABSTRACT
```
public static final short ACC_ABSTRACT
```
    One of the access flags for fields, methods, or classes.
    
    See Also:
    
    ACC_FINAL, Constant Field Values
  - ACC_ANNOTATION
```
public static final short ACC_ANNOTATION
```
    One of the access flags for fields, methods, or classes.
    
    See Also:
    
    ACC_FINAL, Constant Field Values
  - CONSTANT_Utf8
```
public static final byte CONSTANT_Utf8
```
    Marks a constant pool entry as type UTF-8.
    
    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.
    
    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.
    
    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.
    
    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.
    
    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
    
    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.
    
    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
    
    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.
    
    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.
    
    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.
    
    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.
    
    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.
    
    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.
    
    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
    
    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.
    
    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.
    
    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
- 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 - The index for which the constant name is required
    
    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

Constructor Detail

Const

Method Detail

getConstantName