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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/rocksdb/java/rocksjni/checkpoint.cc | |
parent | Initial commit. (diff) | |
download | ceph-b26c4052f3542036551aa9dec9caa4226e456195.tar.xz ceph-b26c4052f3542036551aa9dec9caa4226e456195.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/rocksdb/java/rocksjni/checkpoint.cc | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/rocksdb/java/rocksjni/checkpoint.cc b/src/rocksdb/java/rocksjni/checkpoint.cc new file mode 100644 index 000000000..d7cfd813b --- /dev/null +++ b/src/rocksdb/java/rocksjni/checkpoint.cc @@ -0,0 +1,71 @@ +// Copyright (c) 2011-present, Facebook, Inc. All rights reserved. +// This source code is licensed under both the GPLv2 (found in the +// COPYING file in the root directory) and Apache 2.0 License +// (found in the LICENSE.Apache file in the root directory). +// +// This file implements the "bridge" between Java and C++ and enables +// calling c++ ROCKSDB_NAMESPACE::Checkpoint methods from Java side. + +#include "rocksdb/utilities/checkpoint.h" + +#include <jni.h> +#include <stdio.h> +#include <stdlib.h> + +#include <string> + +#include "include/org_rocksdb_Checkpoint.h" +#include "rocksdb/db.h" +#include "rocksjni/cplusplus_to_java_convert.h" +#include "rocksjni/portal.h" +/* + * Class: org_rocksdb_Checkpoint + * Method: newCheckpoint + * Signature: (J)J + */ +jlong Java_org_rocksdb_Checkpoint_newCheckpoint(JNIEnv* /*env*/, + jclass /*jclazz*/, + jlong jdb_handle) { + auto* db = reinterpret_cast<ROCKSDB_NAMESPACE::DB*>(jdb_handle); + ROCKSDB_NAMESPACE::Checkpoint* checkpoint; + ROCKSDB_NAMESPACE::Checkpoint::Create(db, &checkpoint); + return GET_CPLUSPLUS_POINTER(checkpoint); +} + +/* + * Class: org_rocksdb_Checkpoint + * Method: dispose + * Signature: (J)V + */ +void Java_org_rocksdb_Checkpoint_disposeInternal(JNIEnv* /*env*/, + jobject /*jobj*/, + jlong jhandle) { + auto* checkpoint = reinterpret_cast<ROCKSDB_NAMESPACE::Checkpoint*>(jhandle); + assert(checkpoint != nullptr); + delete checkpoint; +} + +/* + * Class: org_rocksdb_Checkpoint + * Method: createCheckpoint + * Signature: (JLjava/lang/String;)V + */ +void Java_org_rocksdb_Checkpoint_createCheckpoint(JNIEnv* env, jobject /*jobj*/, + jlong jcheckpoint_handle, + jstring jcheckpoint_path) { + const char* checkpoint_path = env->GetStringUTFChars(jcheckpoint_path, 0); + if (checkpoint_path == nullptr) { + // exception thrown: OutOfMemoryError + return; + } + + auto* checkpoint = + reinterpret_cast<ROCKSDB_NAMESPACE::Checkpoint*>(jcheckpoint_handle); + ROCKSDB_NAMESPACE::Status s = checkpoint->CreateCheckpoint(checkpoint_path); + + env->ReleaseStringUTFChars(jcheckpoint_path, checkpoint_path); + + if (!s.ok()) { + ROCKSDB_NAMESPACE::RocksDBExceptionJni::ThrowNew(env, s); + } +} |