summaryrefslogtreecommitdiffstats
path: root/intl/icu/source/i18n/collationroot.cpp
diff options
context:
space:
mode:
authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /intl/icu/source/i18n/collationroot.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
downloadUXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz
UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip
Add m-esr52 at 52.6.0
Diffstat (limited to 'intl/icu/source/i18n/collationroot.cpp')
-rw-r--r--intl/icu/source/i18n/collationroot.cpp104
1 files changed, 104 insertions, 0 deletions
diff --git a/intl/icu/source/i18n/collationroot.cpp b/intl/icu/source/i18n/collationroot.cpp
new file mode 100644
index 000000000..f862e410b
--- /dev/null
+++ b/intl/icu/source/i18n/collationroot.cpp
@@ -0,0 +1,104 @@
+// Copyright (C) 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
+/*
+*******************************************************************************
+* Copyright (C) 2012-2014, International Business Machines
+* Corporation and others. All Rights Reserved.
+*******************************************************************************
+* collationroot.cpp
+*
+* created on: 2012dec17
+* created by: Markus W. Scherer
+*/
+
+#include "unicode/utypes.h"
+
+#if !UCONFIG_NO_COLLATION
+
+#include "unicode/coll.h"
+#include "unicode/udata.h"
+#include "collation.h"
+#include "collationdata.h"
+#include "collationdatareader.h"
+#include "collationroot.h"
+#include "collationsettings.h"
+#include "collationtailoring.h"
+#include "normalizer2impl.h"
+#include "ucln_in.h"
+#include "udatamem.h"
+#include "umutex.h"
+
+U_NAMESPACE_BEGIN
+
+namespace {
+
+static const CollationCacheEntry *rootSingleton = NULL;
+static UInitOnce initOnce = U_INITONCE_INITIALIZER;
+
+} // namespace
+
+U_CDECL_BEGIN
+
+static UBool U_CALLCONV uprv_collation_root_cleanup() {
+ SharedObject::clearPtr(rootSingleton);
+ initOnce.reset();
+ return TRUE;
+}
+
+U_CDECL_END
+
+void U_CALLCONV
+CollationRoot::load(UErrorCode &errorCode) {
+ if(U_FAILURE(errorCode)) { return; }
+ LocalPointer<CollationTailoring> t(new CollationTailoring(NULL));
+ if(t.isNull() || t->isBogus()) {
+ errorCode = U_MEMORY_ALLOCATION_ERROR;
+ return;
+ }
+ t->memory = udata_openChoice(U_ICUDATA_NAME U_TREE_SEPARATOR_STRING "coll",
+ "icu", "ucadata",
+ CollationDataReader::isAcceptable, t->version, &errorCode);
+ if(U_FAILURE(errorCode)) { return; }
+ const uint8_t *inBytes = static_cast<const uint8_t *>(udata_getMemory(t->memory));
+ CollationDataReader::read(NULL, inBytes, udata_getLength(t->memory), *t, errorCode);
+ if(U_FAILURE(errorCode)) { return; }
+ ucln_i18n_registerCleanup(UCLN_I18N_COLLATION_ROOT, uprv_collation_root_cleanup);
+ CollationCacheEntry *entry = new CollationCacheEntry(Locale::getRoot(), t.getAlias());
+ if(entry != NULL) {
+ t.orphan(); // The rootSingleton took ownership of the tailoring.
+ entry->addRef();
+ rootSingleton = entry;
+ }
+}
+
+const CollationCacheEntry *
+CollationRoot::getRootCacheEntry(UErrorCode &errorCode) {
+ umtx_initOnce(initOnce, CollationRoot::load, errorCode);
+ if(U_FAILURE(errorCode)) { return NULL; }
+ return rootSingleton;
+}
+
+const CollationTailoring *
+CollationRoot::getRoot(UErrorCode &errorCode) {
+ umtx_initOnce(initOnce, CollationRoot::load, errorCode);
+ if(U_FAILURE(errorCode)) { return NULL; }
+ return rootSingleton->tailoring;
+}
+
+const CollationData *
+CollationRoot::getData(UErrorCode &errorCode) {
+ const CollationTailoring *root = getRoot(errorCode);
+ if(U_FAILURE(errorCode)) { return NULL; }
+ return root->data;
+}
+
+const CollationSettings *
+CollationRoot::getSettings(UErrorCode &errorCode) {
+ const CollationTailoring *root = getRoot(errorCode);
+ if(U_FAILURE(errorCode)) { return NULL; }
+ return root->settings;
+}
+
+U_NAMESPACE_END
+
+#endif // !UCONFIG_NO_COLLATION