Const (Apache Tomcat 9.0.87.redhat-00013 API Documentation)

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 and 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 and Description

Const()

Constructors
Constructor and Description
`Const()`

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type Method and 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

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static java.lang.String`	`getConstantName(int index)` Get the CONSTANT_NAMES entry at the given index.

- 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

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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