import java.util.Arrays;
import java.util.Dictionary;
import java.util.Enumeration;
-import java.util.HashMap;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.List;
-import java.util.Map;
import javax.naming.InvalidNameException;
import javax.naming.directory.Attributes;
import javax.transaction.SystemException;
import javax.transaction.Transaction;
import javax.transaction.TransactionManager;
-import javax.transaction.xa.XAException;
-import javax.transaction.xa.XAResource;
import javax.transaction.xa.Xid;
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
import org.osgi.framework.Filter;
import org.osgi.framework.FrameworkUtil;
import org.osgi.framework.InvalidSyntaxException;
/** Base class for a {@link UserDirectory}. */
abstract class AbstractUserDirectory implements UserAdmin, UserDirectory {
- private final static Log log = LogFactory
- .getLog(AbstractUserDirectory.class);
-
private final Hashtable<String, Object> properties;
private final String baseDn;
private final String userObjectClass;
.asList(new String[] { LdifName.userpassword.name() });
private TransactionManager transactionManager;
- private ThreadLocal<WorkingCopy> workingCopy = new ThreadLocal<AbstractUserDirectory.WorkingCopy>();
+ private ThreadLocal<UserDirectoryWorkingCopy> workingCopy = new ThreadLocal<UserDirectoryWorkingCopy>();
private Xid editingTransactionXid = null;
AbstractUserDirectory(Dictionary<String, ?> props) {
return workingCopy.get() != null;
}
- protected WorkingCopy getWorkingCopy() {
- WorkingCopy wc = workingCopy.get();
+ protected UserDirectoryWorkingCopy getWorkingCopy() {
+ UserDirectoryWorkingCopy wc = workingCopy.get();
if (wc == null)
return null;
- if (wc.xid == null) {
+ if (wc.getXid() == null) {
workingCopy.set(null);
return null;
}
throw new UserDirectoryException(
"A transaction needs to be active in order to edit");
if (editingTransactionXid == null) {
- WorkingCopy wc = new WorkingCopy();
+ UserDirectoryWorkingCopy wc = new UserDirectoryWorkingCopy(this);
try {
transaction.enlistResource(wc);
editingTransactionXid = wc.getXid();
}
protected DirectoryUser doGetRole(LdapName dn) {
- WorkingCopy wc = getWorkingCopy();
+ UserDirectoryWorkingCopy wc = getWorkingCopy();
DirectoryUser user = daoGetRole(dn);
if (wc != null) {
if (user == null && wc.getNewUsers().containsKey(dn))
@SuppressWarnings("unchecked")
@Override
public Role[] getRoles(String filter) throws InvalidSyntaxException {
- WorkingCopy wc = getWorkingCopy();
+ UserDirectoryWorkingCopy wc = getWorkingCopy();
Filter f = filter != null ? FrameworkUtil.createFilter(filter) : null;
List<DirectoryUser> res = doGetRoles(f);
if (wc != null) {
@Override
public Role createRole(String name, int type) {
checkEdit();
- WorkingCopy wc = getWorkingCopy();
+ UserDirectoryWorkingCopy wc = getWorkingCopy();
LdapName dn = toDn(name);
if ((daoHasRole(dn) && !wc.getDeletedUsers().containsKey(dn))
|| wc.getNewUsers().containsKey(dn))
@Override
public boolean removeRole(String name) {
checkEdit();
- WorkingCopy wc = getWorkingCopy();
+ UserDirectoryWorkingCopy wc = getWorkingCopy();
LdapName dn = toDn(name);
boolean actuallyDeleted;
if (daoHasRole(dn) || wc.getNewUsers().containsKey(dn)) {
}
// TRANSACTION
- protected void prepare(WorkingCopy wc) {
+ protected void prepare(UserDirectoryWorkingCopy wc) {
}
- protected void commit(WorkingCopy wc) {
+ protected void commit(UserDirectoryWorkingCopy wc) {
}
- protected void rollback(WorkingCopy wc) {
+ protected void rollback(UserDirectoryWorkingCopy wc) {
+
+ }
+ void clearEditingTransactionXid() {
+ editingTransactionXid = null;
}
// UTILITIES
this.transactionManager = transactionManager;
}
- //
- // XA RESOURCE
- //
- protected class WorkingCopy implements XAResource {
- private Xid xid;
- private int transactionTimeout = 0;
-
- private Map<LdapName, DirectoryUser> newUsers = new HashMap<LdapName, DirectoryUser>();
- private Map<LdapName, Attributes> modifiedUsers = new HashMap<LdapName, Attributes>();
- private Map<LdapName, DirectoryUser> deletedUsers = new HashMap<LdapName, DirectoryUser>();
-
- @Override
- public void start(Xid xid, int flags) throws XAException {
- if (editingTransactionXid != null)
- throw new UserDirectoryException("Transaction "
- + editingTransactionXid + " already editing");
- this.xid = xid;
- }
-
- @Override
- public void end(Xid xid, int flags) throws XAException {
- checkXid(xid);
-
- // clean collections
- newUsers.clear();
- newUsers = null;
- modifiedUsers.clear();
- modifiedUsers = null;
- deletedUsers.clear();
- deletedUsers = null;
-
- // clean IDs
- this.xid = null;
- editingTransactionXid = null;
- }
-
- @Override
- public int prepare(Xid xid) throws XAException {
- checkXid(xid);
- if (noModifications())
- return XA_RDONLY;
- try {
- AbstractUserDirectory.this.prepare(this);
- } catch (Exception e) {
- log.error("Cannot prepare " + xid, e);
- throw new XAException(XAException.XA_RBOTHER);
- }
- return XA_OK;
- }
-
- @Override
- public void commit(Xid xid, boolean onePhase) throws XAException {
- checkXid(xid);
- if (noModifications())
- return;
- try {
- if (onePhase)
- AbstractUserDirectory.this.prepare(this);
- AbstractUserDirectory.this.commit(this);
- } catch (Exception e) {
- log.error("Cannot commit " + xid, e);
- throw new XAException(XAException.XA_RBOTHER);
- }
- }
-
- @Override
- public void rollback(Xid xid) throws XAException {
- checkXid(xid);
- try {
- AbstractUserDirectory.this.rollback(this);
- } catch (Exception e) {
- log.error("Cannot rollback " + xid, e);
- throw new XAException(XAException.XA_HEURMIX);
- }
- }
-
- @Override
- public void forget(Xid xid) throws XAException {
- throw new UnsupportedOperationException();
- }
-
- @Override
- public boolean isSameRM(XAResource xares) throws XAException {
- return xares == this;
- }
-
- @Override
- public Xid[] recover(int flag) throws XAException {
- throw new UnsupportedOperationException();
- }
-
- @Override
- public int getTransactionTimeout() throws XAException {
- return transactionTimeout;
- }
-
- @Override
- public boolean setTransactionTimeout(int seconds) throws XAException {
- transactionTimeout = seconds;
- return true;
- }
-
- private Xid getXid() {
- return xid;
- }
-
- private void checkXid(Xid xid) throws XAException {
- if (this.xid == null)
- throw new XAException(XAException.XAER_OUTSIDE);
- if (!this.xid.equals(xid))
- throw new XAException(XAException.XAER_NOTA);
- }
-
- @Override
- protected void finalize() throws Throwable {
- if (editingTransactionXid != null)
- log.warn("Editing transaction still referenced but no working copy "
- + editingTransactionXid);
- editingTransactionXid = null;
- }
-
- public boolean noModifications() {
- return newUsers.size() == 0 && modifiedUsers.size() == 0
- && deletedUsers.size() == 0;
- }
-
- public Attributes getAttributes(LdapName dn) {
- if (modifiedUsers.containsKey(dn))
- return modifiedUsers.get(dn);
- return null;
- }
-
- public void startEditing(DirectoryUser user) {
- LdapName dn = user.getDn();
- if (modifiedUsers.containsKey(dn))
- throw new UserDirectoryException("Already editing " + dn);
- modifiedUsers.put(dn, (Attributes) user.getAttributes().clone());
- }
-
- public Map<LdapName, DirectoryUser> getNewUsers() {
- return newUsers;
- }
-
- public Map<LdapName, DirectoryUser> getDeletedUsers() {
- return deletedUsers;
- }
-
- public Map<LdapName, Attributes> getModifiedUsers() {
- return modifiedUsers;
- }
-
- }
}
projects / lgpl / argeo-commons.git / blobdiff