1 // Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
2 // This source code is licensed under both the GPLv2 (found in the
3 // COPYING file in the root directory) and Apache 2.0 License
4 // (found in the LICENSE.Apache file in the root directory).
5 //
6 // This file implements the "bridge" between Java and C++ for MemTables.
7
8 #include "include/org_rocksdb_HashLinkedListMemTableConfig.h"
9 #include "include/org_rocksdb_HashSkipListMemTableConfig.h"
10 #include "include/org_rocksdb_SkipListMemTableConfig.h"
11 #include "include/org_rocksdb_VectorMemTableConfig.h"
12 #include "rocksdb/memtablerep.h"
13 #include "rocksjni/portal.h"
14
15 /*
16 * Class: org_rocksdb_HashSkipListMemTableConfig
17 * Method: newMemTableFactoryHandle
18 * Signature: (JII)J
19 */
Java_org_rocksdb_HashSkipListMemTableConfig_newMemTableFactoryHandle(JNIEnv * env,jobject,jlong jbucket_count,jint jheight,jint jbranching_factor)20 jlong Java_org_rocksdb_HashSkipListMemTableConfig_newMemTableFactoryHandle(
21 JNIEnv* env, jobject /*jobj*/, jlong jbucket_count, jint jheight,
22 jint jbranching_factor) {
23 ROCKSDB_NAMESPACE::Status s =
24 ROCKSDB_NAMESPACE::JniUtil::check_if_jlong_fits_size_t(jbucket_count);
25 if (s.ok()) {
26 return reinterpret_cast<jlong>(ROCKSDB_NAMESPACE::NewHashSkipListRepFactory(
27 static_cast<size_t>(jbucket_count), static_cast<int32_t>(jheight),
28 static_cast<int32_t>(jbranching_factor)));
29 }
30 ROCKSDB_NAMESPACE::IllegalArgumentExceptionJni::ThrowNew(env, s);
31 return 0;
32 }
33
34 /*
35 * Class: org_rocksdb_HashLinkedListMemTableConfig
36 * Method: newMemTableFactoryHandle
37 * Signature: (JJIZI)J
38 */
Java_org_rocksdb_HashLinkedListMemTableConfig_newMemTableFactoryHandle(JNIEnv * env,jobject,jlong jbucket_count,jlong jhuge_page_tlb_size,jint jbucket_entries_logging_threshold,jboolean jif_log_bucket_dist_when_flash,jint jthreshold_use_skiplist)39 jlong Java_org_rocksdb_HashLinkedListMemTableConfig_newMemTableFactoryHandle(
40 JNIEnv* env, jobject /*jobj*/, jlong jbucket_count,
41 jlong jhuge_page_tlb_size, jint jbucket_entries_logging_threshold,
42 jboolean jif_log_bucket_dist_when_flash, jint jthreshold_use_skiplist) {
43 ROCKSDB_NAMESPACE::Status statusBucketCount =
44 ROCKSDB_NAMESPACE::JniUtil::check_if_jlong_fits_size_t(jbucket_count);
45 ROCKSDB_NAMESPACE::Status statusHugePageTlb =
46 ROCKSDB_NAMESPACE::JniUtil::check_if_jlong_fits_size_t(
47 jhuge_page_tlb_size);
48 if (statusBucketCount.ok() && statusHugePageTlb.ok()) {
49 return reinterpret_cast<jlong>(ROCKSDB_NAMESPACE::NewHashLinkListRepFactory(
50 static_cast<size_t>(jbucket_count),
51 static_cast<size_t>(jhuge_page_tlb_size),
52 static_cast<int32_t>(jbucket_entries_logging_threshold),
53 static_cast<bool>(jif_log_bucket_dist_when_flash),
54 static_cast<int32_t>(jthreshold_use_skiplist)));
55 }
56 ROCKSDB_NAMESPACE::IllegalArgumentExceptionJni::ThrowNew(
57 env, !statusBucketCount.ok() ? statusBucketCount : statusHugePageTlb);
58 return 0;
59 }
60
61 /*
62 * Class: org_rocksdb_VectorMemTableConfig
63 * Method: newMemTableFactoryHandle
64 * Signature: (J)J
65 */
Java_org_rocksdb_VectorMemTableConfig_newMemTableFactoryHandle(JNIEnv * env,jobject,jlong jreserved_size)66 jlong Java_org_rocksdb_VectorMemTableConfig_newMemTableFactoryHandle(
67 JNIEnv* env, jobject /*jobj*/, jlong jreserved_size) {
68 ROCKSDB_NAMESPACE::Status s =
69 ROCKSDB_NAMESPACE::JniUtil::check_if_jlong_fits_size_t(jreserved_size);
70 if (s.ok()) {
71 return reinterpret_cast<jlong>(new ROCKSDB_NAMESPACE::VectorRepFactory(
72 static_cast<size_t>(jreserved_size)));
73 }
74 ROCKSDB_NAMESPACE::IllegalArgumentExceptionJni::ThrowNew(env, s);
75 return 0;
76 }
77
78 /*
79 * Class: org_rocksdb_SkipListMemTableConfig
80 * Method: newMemTableFactoryHandle0
81 * Signature: (J)J
82 */
Java_org_rocksdb_SkipListMemTableConfig_newMemTableFactoryHandle0(JNIEnv * env,jobject,jlong jlookahead)83 jlong Java_org_rocksdb_SkipListMemTableConfig_newMemTableFactoryHandle0(
84 JNIEnv* env, jobject /*jobj*/, jlong jlookahead) {
85 ROCKSDB_NAMESPACE::Status s =
86 ROCKSDB_NAMESPACE::JniUtil::check_if_jlong_fits_size_t(jlookahead);
87 if (s.ok()) {
88 return reinterpret_cast<jlong>(new ROCKSDB_NAMESPACE::SkipListFactory(
89 static_cast<size_t>(jlookahead)));
90 }
91 ROCKSDB_NAMESPACE::IllegalArgumentExceptionJni::ThrowNew(env, s);
92 return 0;
93 }
94