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[Persistence] Handle overwrite/cancel

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Handle Overwrite/Cancel more correctly when revision conflicts
are detected. WTD-1033.
This commit is contained in:
Victor Woeltjen
2015-03-20 14:39:47 -07:00
parent 513c06a81b
commit 1174f746f7
4 changed files with 59 additions and 19 deletions
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26
platform/persistence/cache/src/CachingPersistenceDecorator.js vendored
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@@ -116,9 +116,9 @@ define(
* @returns {Promise.<boolean>} an indicator of the success or
* failure of this request
*/
createObject: function (space, key, value) {
createObject: function (space, key, value, options) {
addToCache(space, key, value);
return persistenceService.createObject(space, key, value);
return persistenceService.createObject(space, key, value, options);
},
/**
* Read an object from a specific space. This will read from a
@@ -132,10 +132,15 @@ define(
* in this space)
*/
readObject: function (space, key, options) {
var force = (options || {}).cache === false;
return (cache[space] && cache[space][key] && !force) ?
// Ignore cache upon request
if ((options || {}).cache === false) {
return persistenceService.readObject(space, key, options);
}
// Otherwise, use the cache if it's there (and put new
// values into the cache, as well.)
return (cache[space] && cache[space][key]) ?
fastPromise(cache[space][key].value) :
persistenceService.readObject(space, key)
persistenceService.readObject(space, key, options)
.then(putCache(space, key));
},
/**
@@ -149,9 +154,12 @@ define(
* @returns {Promise.<boolean>} an indicator of the success or
* failure of this request
*/
updateObject: function (space, key, value) {
addToCache(space, key, value);
return persistenceService.updateObject(space, key, value);
updateObject: function (space, key, value, options) {
return persistenceService.updateObject(space, key, value, options)
.then(function (result) {
addToCache(space, key, value);
return result;
});
},
/**
* Delete an object in a specific space. This will
@@ -164,7 +172,7 @@ define(
* @returns {Promise.<boolean>} an indicator of the success or
* failure of this request
*/
deleteObject: function (space, key, value) {
deleteObject: function (space, key, value, options) {
if (cache[space]) {
delete cache[space][key];
}

5
platform/persistence/elastic/src/ElasticPersistenceProvider.js
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@@ -155,11 +155,12 @@ define(
* of the success (true) or failure (false) of this
* operation
*/
updateObject: function (space, key, value) {
updateObject: function (space, key, value, options) {
var check = (options || {}).check;
function checkUpdate(response) {
return checkResponse(response, key);
}
return put(key, value, { version: revs[key] })
return put(key, value, check && { version: revs[key] })
.then(checkUpdate);
},
/**

18
platform/persistence/queue/src/PersistenceFailureHandler.js
View File

@@ -22,10 +22,10 @@ define(
// Issue a new persist call for the domain object associated with
// this failure.
function persist(failure) {
var undecoratedPersistence =
var decoratedPersistence =
failure.domainObject.getCapability('persistence');
return undecoratedPersistence &&
undecoratedPersistence.persist();
return decoratedPersistence &&
decoratedPersistence.persist(true);
}
// Retry persistence for this set of failed attempts
@@ -38,6 +38,16 @@ define(
});
}
// Discard changes for a failed refresh
function discard(failure) {
return failure.persistence.refresh(true);
}
// Discard changes associated with a failed save
function discardAll(failures) {
return $q.all(failures.map(discard));
}
// Handle failures in persistence
function handleFailures(failures) {
// Prepare dialog for display
@@ -49,6 +59,8 @@ define(
// If so, try again
if (key === PersistenceFailureConstants.OVERWRITE_KEY) {
return retry(revisionErrors);
} else {
return discardAll(revisionErrors);
}
}