MechanismAttribute (ipkcs11wrapper 1.0.3 API)

java.lang.Object
- org.xipki.pkcs11.wrapper.attrs.Attribute
- - org.xipki.pkcs11.wrapper.attrs.LongAttribute
  - - org.xipki.pkcs11.wrapper.attrs.MechanismAttribute

```
public class MechanismAttribute
extends LongAttribute
```
Objects of this class represent a mechanism attribute of a PKCS#11 object as specified by PKCS#11.

Author:

Karl Scheibelhofer (SIC), Lijun Liao (xipki)

Field Summary
- Fields inherited from class org.xipki.pkcs11.wrapper.attrs.Attribute
  ckAttribute, present, sensitive

Constructor Summary

Constructors
Constructor Description

MechanismAttribute(long type)
Constructor taking the PKCS#11 type of the attribute.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected String`	`getValueString()`	Get a string representation of the value of this attribute.
`MechanismAttribute`	`mechanism(Long mechanism)`	Set the mechanism value of this attribute.

Methods inherited from class org.xipki.pkcs11.wrapper.attrs.LongAttribute
getIntValue, getValue, longValue, toString

Methods inherited from class org.xipki.pkcs11.wrapper.attrs.Attribute
ckAttribute, getCkAttribute, getInstance, getInstance, getType, isNullValue, isPresent, isSensitive, present, sensitive, toString, toString, type

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

- Constructor Detail
  - MechanismAttribute
```
public MechanismAttribute(long type)
```
    Constructor taking the PKCS#11 type of the attribute.
    
    Parameters:
    
    type - The PKCS#11 type of this attribute; e.g. CKA_VALUE_LEN.
- Method Detail
  - mechanism
```
public MechanismAttribute mechanism(Long mechanism)
```
    Set the mechanism value of this attribute. null, is also valid. A call to this method sets the present flag to true.
    
    Parameters:
    
    mechanism - The mechanism value to set. May be null.
    
    Returns:
    
    a reference to this object.
  - getValueString
```
protected String getValueString()
```
    Get a string representation of the value of this attribute.
    
    Overrides:
    
    getValueString in class Attribute
    
    Returns:
    
    A string representation of the value of this attribute.