1 files changed, 298 insertions, 0 deletions
diff --git a/src/rocksdb/java/rocksjni/env_options.cc b/src/rocksdb/java/rocksjni/env_options.cc
new file mode 100644
index 000000000..2a9c8aeb0
--- /dev/null
+++ b/src/rocksdb/java/rocksjni/env_options.cc
@@ -0,0 +1,298 @@
+// 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::EnvOptions methods
+// from Java side.
+
+#include <jni.h>
+
+#include "include/org_rocksdb_EnvOptions.h"
+#include "rocksdb/env.h"
+
+#define ENV_OPTIONS_SET_BOOL(_jhandle, _opt)                          \
+  reinterpret_cast<ROCKSDB_NAMESPACE::EnvOptions *>(_jhandle)->_opt = \
+      static_cast<bool>(_opt)
+
+#define ENV_OPTIONS_SET_SIZE_T(_jhandle, _opt)                        \
+  reinterpret_cast<ROCKSDB_NAMESPACE::EnvOptions *>(_jhandle)->_opt = \
+      static_cast<size_t>(_opt)
+
+#define ENV_OPTIONS_SET_UINT64_T(_jhandle, _opt)                      \
+  reinterpret_cast<ROCKSDB_NAMESPACE::EnvOptions *>(_jhandle)->_opt = \
+      static_cast<uint64_t>(_opt)
+
+#define ENV_OPTIONS_GET(_jhandle, _opt) \
+  reinterpret_cast<ROCKSDB_NAMESPACE::EnvOptions *>(_jhandle)->_opt
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    newEnvOptions
+ * Signature: ()J
+ */
+jlong Java_org_rocksdb_EnvOptions_newEnvOptions__(
+    JNIEnv*, jclass) {
+  auto *env_opt = new ROCKSDB_NAMESPACE::EnvOptions();
+  return reinterpret_cast<jlong>(env_opt);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    newEnvOptions
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_EnvOptions_newEnvOptions__J(
+    JNIEnv*, jclass, jlong jdboptions_handle) {
+  auto *db_options =
+      reinterpret_cast<ROCKSDB_NAMESPACE::DBOptions *>(jdboptions_handle);
+  auto *env_opt = new ROCKSDB_NAMESPACE::EnvOptions(*db_options);
+  return reinterpret_cast<jlong>(env_opt);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    disposeInternal
+ * Signature: (J)V
+ */
+void Java_org_rocksdb_EnvOptions_disposeInternal(
+    JNIEnv*, jobject, jlong jhandle) {
+  auto *eo = reinterpret_cast<ROCKSDB_NAMESPACE::EnvOptions *>(jhandle);
+  assert(eo != nullptr);
+  delete eo;
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setUseMmapReads
+ * Signature: (JZ)V
+ */
+void Java_org_rocksdb_EnvOptions_setUseMmapReads(
+    JNIEnv*, jobject, jlong jhandle, jboolean use_mmap_reads) {
+  ENV_OPTIONS_SET_BOOL(jhandle, use_mmap_reads);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    useMmapReads
+ * Signature: (J)Z
+ */
+jboolean Java_org_rocksdb_EnvOptions_useMmapReads(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, use_mmap_reads);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setUseMmapWrites
+ * Signature: (JZ)V
+ */
+void Java_org_rocksdb_EnvOptions_setUseMmapWrites(
+    JNIEnv*, jobject, jlong jhandle, jboolean use_mmap_writes) {
+  ENV_OPTIONS_SET_BOOL(jhandle, use_mmap_writes);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    useMmapWrites
+ * Signature: (J)Z
+ */
+jboolean Java_org_rocksdb_EnvOptions_useMmapWrites(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, use_mmap_writes);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setUseDirectReads
+ * Signature: (JZ)V
+ */
+void Java_org_rocksdb_EnvOptions_setUseDirectReads(
+    JNIEnv*, jobject, jlong jhandle, jboolean use_direct_reads) {
+  ENV_OPTIONS_SET_BOOL(jhandle, use_direct_reads);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    useDirectReads
+ * Signature: (J)Z
+ */
+jboolean Java_org_rocksdb_EnvOptions_useDirectReads(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, use_direct_reads);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setUseDirectWrites
+ * Signature: (JZ)V
+ */
+void Java_org_rocksdb_EnvOptions_setUseDirectWrites(
+    JNIEnv*, jobject, jlong jhandle, jboolean use_direct_writes) {
+  ENV_OPTIONS_SET_BOOL(jhandle, use_direct_writes);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    useDirectWrites
+ * Signature: (J)Z
+ */
+jboolean Java_org_rocksdb_EnvOptions_useDirectWrites(
+    JNIEnv*,  jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, use_direct_writes);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setAllowFallocate
+ * Signature: (JZ)V
+ */
+void Java_org_rocksdb_EnvOptions_setAllowFallocate(
+    JNIEnv*, jobject, jlong jhandle, jboolean allow_fallocate) {
+  ENV_OPTIONS_SET_BOOL(jhandle, allow_fallocate);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    allowFallocate
+ * Signature: (J)Z
+ */
+jboolean Java_org_rocksdb_EnvOptions_allowFallocate(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, allow_fallocate);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setSetFdCloexec
+ * Signature: (JZ)V
+ */
+void Java_org_rocksdb_EnvOptions_setSetFdCloexec(
+    JNIEnv*, jobject, jlong jhandle, jboolean set_fd_cloexec) {
+  ENV_OPTIONS_SET_BOOL(jhandle, set_fd_cloexec);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setFdCloexec
+ * Signature: (J)Z
+ */
+jboolean Java_org_rocksdb_EnvOptions_setFdCloexec(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, set_fd_cloexec);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setBytesPerSync
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_EnvOptions_setBytesPerSync(
+    JNIEnv*, jobject, jlong jhandle, jlong bytes_per_sync) {
+  ENV_OPTIONS_SET_UINT64_T(jhandle, bytes_per_sync);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    bytesPerSync
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_EnvOptions_bytesPerSync(
+    JNIEnv*,  jobject,  jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, bytes_per_sync);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setFallocateWithKeepSize
+ * Signature: (JZ)V
+ */
+void Java_org_rocksdb_EnvOptions_setFallocateWithKeepSize(
+    JNIEnv*, jobject, jlong jhandle, jboolean fallocate_with_keep_size) {
+  ENV_OPTIONS_SET_BOOL(jhandle, fallocate_with_keep_size);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    fallocateWithKeepSize
+ * Signature: (J)Z
+ */
+jboolean Java_org_rocksdb_EnvOptions_fallocateWithKeepSize(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, fallocate_with_keep_size);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setCompactionReadaheadSize
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_EnvOptions_setCompactionReadaheadSize(
+    JNIEnv*, jobject, jlong jhandle, jlong compaction_readahead_size) {
+  ENV_OPTIONS_SET_SIZE_T(jhandle, compaction_readahead_size);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    compactionReadaheadSize
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_EnvOptions_compactionReadaheadSize(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, compaction_readahead_size);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setRandomAccessMaxBufferSize
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_EnvOptions_setRandomAccessMaxBufferSize(
+    JNIEnv*, jobject, jlong jhandle, jlong random_access_max_buffer_size) {
+  ENV_OPTIONS_SET_SIZE_T(jhandle, random_access_max_buffer_size);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    randomAccessMaxBufferSize
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_EnvOptions_randomAccessMaxBufferSize(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, random_access_max_buffer_size);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setWritableFileMaxBufferSize
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_EnvOptions_setWritableFileMaxBufferSize(
+    JNIEnv*, jobject, jlong jhandle, jlong writable_file_max_buffer_size) {
+  ENV_OPTIONS_SET_SIZE_T(jhandle, writable_file_max_buffer_size);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    writableFileMaxBufferSize
+ * Signature: (J)J
+ */
+jlong Java_org_rocksdb_EnvOptions_writableFileMaxBufferSize(
+    JNIEnv*, jobject, jlong jhandle) {
+  return ENV_OPTIONS_GET(jhandle, writable_file_max_buffer_size);
+}
+
+/*
+ * Class:     org_rocksdb_EnvOptions
+ * Method:    setRateLimiter
+ * Signature: (JJ)V
+ */
+void Java_org_rocksdb_EnvOptions_setRateLimiter(
+    JNIEnv*, jobject, jlong jhandle, jlong rl_handle) {
+  auto *sptr_rate_limiter =
+      reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::RateLimiter> *>(
+          rl_handle);
+  auto *env_opt = reinterpret_cast<ROCKSDB_NAMESPACE::EnvOptions *>(jhandle);
+  env_opt->rate_limiter = sptr_rate_limiter->get();
+}