Package org.apache.kafka.common.acl

Class AccessControlEntryFilter

java.lang.Object

org.apache.kafka.common.acl.AccessControlEntryFilter

@Evolving
public class AccessControlEntryFilter
extends Object

Represents a filter which matches access control entries. The API for this class is still evolving and we may break compatibility in minor releases, if necessary.

Field Summary

Fields

Modifier and Type	Field	Description
static AccessControlEntryFilter	ANY	Matches any access control entry.

Constructor Summary

Constructors

Constructor	Description
AccessControlEntryFilter(String principal, String host, AclOperation operation, AclPermissionType permissionType)	Create an instance of an access control entry filter with the provided parameters.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
String	findIndefiniteField()	Returns a string describing an ANY or UNKNOWN field, or null if there is no such field.
int	hashCode()
String	host()	Return the host or null.
boolean	isUnknown()	Return true if there are any UNKNOWN components.
boolean	matches(AccessControlEntry other)	Returns true if this filter matches the given AccessControlEntry.
boolean	matchesAtMostOne()	Returns true if this filter could only match one ACE -- in other words, if there are no ANY or UNKNOWN fields.
AclOperation	operation()	Return the AclOperation.
AclPermissionType	permissionType()	Return the AclPermissionType.
String	principal()	Return the principal or null.
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

ANY

public static final AccessControlEntryFilter ANY

Matches any access control entry.

Constructor Details

AccessControlEntryFilter

public AccessControlEntryFilter(String principal,
String host,
AclOperation operation,
AclPermissionType permissionType)

Create an instance of an access control entry filter with the provided parameters.

Parameters:

principal - the principal or null

host - the host or null

operation - non-null operation

permissionType - non-null permission type

Method Details

principal

public String principal()

Return the principal or null.

host

public String host()

Return the host or null. The value `*` means any host.

operation

public AclOperation operation()

Return the AclOperation.

permissionType

public AclPermissionType permissionType()

Return the AclPermissionType.

toString

public String toString()

Overrides:

toString in class Object

isUnknown

public boolean isUnknown()

Return true if there are any UNKNOWN components.

matches

public boolean matches(AccessControlEntry other)

Returns true if this filter matches the given AccessControlEntry.

matchesAtMostOne

public boolean matchesAtMostOne()

Returns true if this filter could only match one ACE -- in other words, if there are no ANY or UNKNOWN fields.

findIndefiniteField

public String findIndefiniteField()

Returns a string describing an ANY or UNKNOWN field, or null if there is no such field.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object