msb-public
/
FairEmail
mirror of https://github.com/M66B/FairEmail.git
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Code Issues Projects Releases Wiki Activity

Transactions for operation/message state changes

Browse Source
pull/162/head
M66B 5 years ago
parent 4436e62e59
commit c09290b569
1 changed files with 87 additions and 39 deletions
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126
app/src/main/java/eu/faircode/email/Core.java
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@ -157,22 +157,16 @@ class Core {
if (op.message != null)
message = db.message().getMessage(op.message);
if (message == null &&
!EntityOperation.FETCH.equals(op.name) &&
!EntityOperation.SYNC.equals(op.name) &&
!EntityOperation.SUBSCRIBE.equals(op.name))
throw new MessageRemovedException();
JSONArray jargs = new JSONArray(op.args);
Map<EntityOperation, EntityMessage> similar = new HashMap<>();
try {
db.operation().setOperationError(op.id, null);
if (!EntityOperation.SYNC.equals(op.name))
db.operation().setOperationState(op.id, "executing");
if (message == null) {
if (!EntityOperation.FETCH.equals(op.name) &&
!EntityOperation.SYNC.equals(op.name) &&
!EntityOperation.SUBSCRIBE.equals(op.name))
throw new MessageRemovedException();
} else
db.message().setMessageError(message.id, null);
// Operations should use database transaction when needed
// Process similar operations
@ -207,8 +201,6 @@ class Core {
if (m != null) {
processed.add(next.id);
similar.put(next, m);
db.operation().setOperationState(next.id, "executing");
db.message().setMessageError(m.id, null);
}
}
}
@ -243,6 +235,30 @@ class Core {
crumb.put("free", Integer.toString(Log.getFreeMemMb()));
Log.breadcrumb("start operation", crumb);
try {
db.beginTransaction();
db.operation().setOperationError(op.id, null);
for (EntityOperation s : similar.keySet())
db.operation().setOperationError(s.id, null);
if (message != null) {
db.message().setMessageError(message.id, null);
for (EntityMessage m : similar.values())
db.message().setMessageError(m.id, null);
}
if (!EntityOperation.SYNC.equals(op.name)) {
db.operation().setOperationState(op.id, "executing");
for (EntityOperation s : similar.keySet())
db.operation().setOperationState(s.id, "executing");
}
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
if (istore instanceof POP3Store)
switch (op.name) {
case EntityOperation.SEEN:
@ -351,21 +367,37 @@ class Core {
Log.breadcrumb("end operation", crumb);
// Operation succeeded
db.operation().deleteOperation(op.id);
for (EntityOperation s : similar.keySet())
db.operation().deleteOperation(s.id);
try {
db.beginTransaction();
db.operation().deleteOperation(op.id);
for (EntityOperation s : similar.keySet())
db.operation().deleteOperation(s.id);
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
} catch (Throwable ex) {
Log.e(folder.name, ex);
EntityLog.log(context, folder.name + " " + Helper.formatThrowable(ex, false));
db.operation().setOperationError(op.id, Helper.formatThrowable(ex));
for (EntityOperation s : similar.keySet())
db.operation().setOperationError(s.id, Helper.formatThrowable(ex));
try {
db.beginTransaction();
db.operation().setOperationError(op.id, Helper.formatThrowable(ex));
for (EntityOperation s : similar.keySet())
db.operation().setOperationError(s.id, Helper.formatThrowable(ex));
if (message != null && !(ex instanceof IllegalArgumentException)) {
db.message().setMessageError(message.id, Helper.formatThrowable(ex));
for (EntityMessage m : similar.values())
db.message().setMessageError(m.id, Helper.formatThrowable(ex));
}
if (message != null && !(ex instanceof IllegalArgumentException)) {
db.message().setMessageError(message.id, Helper.formatThrowable(ex));
for (EntityMessage m : similar.values())
db.message().setMessageError(m.id, Helper.formatThrowable(ex));
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
if (ex instanceof OutOfMemoryError ||
@ -381,20 +413,28 @@ class Core {
// com.sun.mail.iap.CommandFailedException: B16 NO [ALERT] Cannot MOVE messages out of the Drafts folder
Log.w("Unrecoverable");
// There is no use in repeating
db.operation().deleteOperation(op.id);
for (EntityOperation s : similar.keySet())
db.operation().deleteOperation(s.id);
try {
db.beginTransaction();
// Cleanup
if (EntityOperation.SYNC.equals(op.name))
db.folder().setFolderSyncState(folder.id, null);
// There is no use in repeating
db.operation().deleteOperation(op.id);
for (EntityOperation s : similar.keySet())
db.operation().deleteOperation(s.id);
// Cleanup
if (message != null && ex instanceof MessageRemovedException) {
db.message().deleteMessage(message.id);
for (EntityMessage m : similar.values())
db.message().deleteMessage(m.id);
// Cleanup
if (EntityOperation.SYNC.equals(op.name))
db.folder().setFolderSyncState(folder.id, null);
// Cleanup
if (message != null && ex instanceof MessageRemovedException) {
db.message().deleteMessage(message.id);
for (EntityMessage m : similar.values())
db.message().deleteMessage(m.id);
}
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
continue;
@ -402,9 +442,17 @@ class Core {
throw ex;
} finally {
db.operation().setOperationState(op.id, null);
for (EntityOperation s : similar.keySet())
db.operation().setOperationState(s.id, null);
try {
db.beginTransaction();
db.operation().setOperationState(op.id, null);
for (EntityOperation s : similar.keySet())
db.operation().setOperationState(s.id, null);
db.setTransactionSuccessful();
} finally {
db.endTransaction();
}
}
} finally {
Log.i(folder.name + " end op=" + op.id + "/" + op.name);

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