Attribute

java.lang.Object
- EDU.purdue.cs.bloat.file.Attribute

Direct Known Subclasses:

Code, ConstantValue, Exceptions, GenericAttribute, LineNumberTable, LocalVariableTable
```
public abstract class Attribute
extends java.lang.Object
```
Attribute is an abstract class for an attribute defined for a method, field, or class. An attribute consists of its name (represented as an index into the constant pool) and its length. Attribute is extended to represent a constant value, code, exceptions, etc.

See Also:

Code, ConstantValue, Exceptions

Field Summary

Fields
Modifier and Type Field Description

protected int length

protected int nameIndex

Constructor Summary

Constructors
Constructor Description

Attribute(int nameIndex, int length)
Constructor.

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.Object`	`clone()`
`int`	`length()`	Returns the length of the attribute, excluding the header.
`int`	`nameIndex()`	Returns the index into the constant pool of the name of the attribute.
`java.lang.String`	`toString()`	Returns a string representation of the attribute.
`abstract void`	`writeData(java.io.DataOutputStream out)`	Write the attribute to a data stream.

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - nameIndex
```
protected int nameIndex
```
  - length
```
protected int length
```
- Constructor Detail
  - Attribute
```
public Attribute(int nameIndex,
                 int length)
```
    Constructor.
    
    Parameters:
    
    nameIndex - The index into the constant pool of the name of the attribute.
    
    length - The length of the attribute, excluding the header.
- Method Detail
  - writeData
```
public abstract void writeData(java.io.DataOutputStream out)
                        throws java.io.IOException
```
    Write the attribute to a data stream.
    
    Parameters:
    
    out - The data stream of the class file.
    
    Throws:
    
    java.io.IOException
  - toString
```
public java.lang.String toString()
```
    Returns a string representation of the attribute.
    
    Overrides:
    
    toString in class java.lang.Object
  - nameIndex
```
public int nameIndex()
```
    Returns the index into the constant pool of the name of the attribute.
  - length
```
public int length()
```
    Returns the length of the attribute, excluding the header.
  - clone
```
public java.lang.Object clone()
```
    Overrides:
    
    clone in class java.lang.Object