public LocalDocument getDocument(LocalQuery query, boolean recurring) throws IOException {
HttpResponse response;
if (recurring) {
response = core.post(getRecurringUrl, query.toJson());
} else {
response = core.post(getUrl, query.toJson());
}
if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
LocalDocument ld;
try {
ld = new LocalDocument(EntityUtils.toString(response.getEntity()));
} catch (JsonException e) {
throw new IOException(e);
}
InternalLogger.debug("Received document with ID " + ld.getID());
currentDocument = ld;
return ld;
} else if (response.getStatusLine().getStatusCode() == HttpStatus.SC_NOT_FOUND) {
InternalLogger.debug("No document found matching query");
EntityUtils.consume(response.getEntity());
return null;
} else {
logUnexpected(response);
return null;
}
}
/** Writes all outstanding updates to the document since it was initialized. */
public boolean save(LocalDocument d) throws IOException, JsonException {
boolean res = save(d, true);
if (res) {
d.markSynced();
keepLock = false;
}
return res;
}
public boolean markDiscarded(LocalDocument d) throws IOException {
HttpResponse response = core.post(discardedUrl, d.modifiedFieldsToJson());
if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
EntityUtils.consume(response.getEntity());
return true;
}
logUnexpected(response);
return false;
}
public boolean markPending(LocalDocument d) throws IOException {
HttpResponse response = core.post(pendingUrl, d.contentFieldsToJson(null));
if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
EntityUtils.consume(response.getEntity());
return true;
}
logUnexpected(response);
return false;
}
private boolean save(LocalDocument d, boolean partialUpdate) throws IOException, JsonException {
boolean hasId = d.getID() != null;
String s;
if (partialUpdate) {
s = d.modifiedFieldsToJson();
} else {
s = d.toJson();
}
HttpResponse response = core.post(getWriteUrl(partialUpdate), s);
if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
if (!hasId) {
LocalDocument updated = new LocalDocument(EntityUtils.toString(response.getEntity()));
d.putAll(updated);
} else {
EntityUtils.consume(response.getEntity());
}
return true;
}
logUnexpected(response);
return false;
}
/**
* Releases the most recently read document back to the pipeline
*
* @return true if there was a document to release
* @throws HttpException
* @throws IOException
*/
public boolean releaseLastDocument() throws IOException {
if (currentDocument == null) {
InternalLogger.debug("There is no document to release...");
return false;
}
HttpResponse response = core.post(releaseUrl, currentDocument.contentFieldsToJson(null));
currentDocument = null;
if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
EntityUtils.consume(response.getEntity());
return true;
}
logUnexpected(response);
return false;
}
public boolean markFailed(LocalDocument d, Throwable t) throws IOException {
d.addError(stageName, t);
return markFailed(d);
}