## org.mortbay.jetty.security
Class Constraint

    java.lang.Object
      org.mortbay.jetty.security.Constraint

All Implemented Interfaces:
  Serializable, Cloneable

    public class Constraint

extends Object
implements Cloneable, Serializable

Describe an auth and/or data constraint.

Author:
  Greg Wilkins (gregw)
See Also:
  Serialized Form

Field Summary
`static String` `__BASIC_AUTH`
`static String` `__CERT_AUTH`
`static String` `__CERT_AUTH2`
`static String` `__DIGEST_AUTH`
`static String` `__FORM_AUTH`
`static String` `ANY_ROLE`
`static int` `DC_CONFIDENTIAL`
`static int` `DC_INTEGRAL`
`static int` `DC_NONE`
`static int` `DC_UNSET`
`static String` `NONE`

Constructor Summary
`Constraint()` Constructor.
`Constraint(String name, String role)` Conveniance Constructor.

Method Summary
`Object` `clone()`
`boolean` `getAuthenticate()`
`int` `getDataConstraint()`
`String[]` `getRoles()`
`boolean` `hasDataConstraint()`
`boolean` `hasRole(String role)`
`boolean` `isAnyRole()`
`boolean` `isForbidden()`
`void` `setAuthenticate(boolean authenticate)`
`void` `setDataConstraint(int c)`
`void` `setName(String name)`
`void` `setRoles(String[] roles)`
`String` `toString()`

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

Field Detail

### __BASIC_AUTH

    public static final String __BASIC_AUTH

See Also:
  Constant Field Values

### __FORM_AUTH

    public static final String __FORM_AUTH

See Also:
  Constant Field Values

### __DIGEST_AUTH

    public static final String __DIGEST_AUTH

See Also:
  Constant Field Values

### __CERT_AUTH

    public static final String __CERT_AUTH

See Also:
  Constant Field Values

### __CERT_AUTH2

    public static final String __CERT_AUTH2

See Also:
  Constant Field Values

### DC_UNSET

    public static final int DC_UNSET

See Also:
  Constant Field Values

### DC_NONE

    public static final int DC_NONE

See Also:
  Constant Field Values

### DC_INTEGRAL

    public static final int DC_INTEGRAL

See Also:
  Constant Field Values

### DC_CONFIDENTIAL

    public static final int DC_CONFIDENTIAL

See Also:
  Constant Field Values

### NONE

    public static final String NONE

See Also:
  Constant Field Values

### ANY_ROLE

    public static final String ANY_ROLE

See Also:
  Constant Field Values

Constructor Detail

### Constraint

    public Constraint()

  Constructor.

### Constraint

    public Constraint(String name,
                      String role)

  Conveniance Constructor.

  Parameters:
    `name` -
    `role` -

Method Detail

### clone

    public Object clone()
                 throws CloneNotSupportedException

  Overrides:
    `clone` in class `Object`
  Throws:
    `CloneNotSupportedException`

### setName

    public void setName(String name)

  Parameters:
    `name` -

### setRoles

    public void setRoles(String[] roles)

### isAnyRole

    public boolean isAnyRole()

  Returns:
    True if any user role is permitted.

### getRoles

    public String[] getRoles()

  Returns:
    List of roles for this constraint.

### hasRole

    public boolean hasRole(String role)

  Parameters:
    `role` -
  Returns:
    True if the constraint contains the role.

### setAuthenticate

    public void setAuthenticate(boolean authenticate)

  Parameters:
    `authenticate` - True if users must be authenticated

### getAuthenticate

    public boolean getAuthenticate()

  Returns:
    True if the constraint requires request authentication

### isForbidden

    public boolean isForbidden()

  Returns:
    True if authentication required but no roles set

### setDataConstraint

    public void setDataConstraint(int c)

  Parameters:
    `c` - Data constrain indicator: 0=DC+NONE, 1=DC_INTEGRAL & 2=DC_CONFIDENTIAL

### getDataConstraint

    public int getDataConstraint()

  Returns:
    Data constrain indicator: 0=DC+NONE, 1=DC_INTEGRAL & 2=DC_CONFIDENTIAL

### hasDataConstraint

    public boolean hasDataConstraint()

  Returns:
    True if a data constraint has been set.

### toString

    public String toString()

  Overrides:
    `toString` in class `Object`

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