@ -16,6 +16,11 @@
using namespace std : : placeholders ;
# if defined(_MSC_VER)
# pragma warning(push)
# pragma warning(disable : 4503) // identifier' : decorated name length exceeded, name was truncated
# endif
/*
* Class : org_rocksdb_Transaction
* Method : setSnapshot
@ -264,15 +269,14 @@ typedef std::function<std::vector<rocksdb::Status>(
std : : vector < std : : string > * ) >
FnMultiGet ;
void free_key_ parts (
void free_parts (
JNIEnv * env ,
std : : vector < std : : tuple < jbyteArray , jbyte * , jobject > > key_parts_to_free ) {
for ( std : : vector < std : : tuple < jbyteArray , jbyte * , jobject > > : : size_type i = 0 ;
i < key_parts_to_free . size ( ) ; i + + ) {
std : : vector < std : : tuple < jbyteArray , jbyte * , jobject > > & parts_to_free ) {
for ( auto & value : parts_to_free ) {
jobject jk ;
jbyteArray jk_ba ;
jbyte * jk_val ;
std : : tie ( jk_ba , jk_val , jk ) = key_parts_to_free [ i ] ;
std : : tie ( jk_ba , jk_val , jk ) = value ;
env - > ReleaseByteArrayElements ( jk_ba , jk_val , JNI_ABORT ) ;
env - > DeleteLocalRef ( jk ) ;
}
@ -295,7 +299,7 @@ jobjectArray txn_multi_get_helper(JNIEnv* env, const FnMultiGet& fn_multi_get,
const jobject jk = env - > GetObjectArrayElement ( jkey_parts , i ) ;
if ( env - > ExceptionCheck ( ) ) {
// exception thrown: ArrayIndexOutOfBoundsException
free_key_ parts ( env , key_parts_to_free ) ;
free_parts ( env , key_parts_to_free ) ;
return nullptr ;
}
jbyteArray jk_ba = reinterpret_cast < jbyteArray > ( jk ) ;
@ -303,14 +307,14 @@ jobjectArray txn_multi_get_helper(JNIEnv* env, const FnMultiGet& fn_multi_get,
if ( env - > EnsureLocalCapacity ( len_key ) ! = 0 ) {
// out of memory
env - > DeleteLocalRef ( jk ) ;
free_key_ parts ( env , key_parts_to_free ) ;
free_parts ( env , key_parts_to_free ) ;
return nullptr ;
}
jbyte * jk_val = env - > GetByteArrayElements ( jk_ba , nullptr ) ;
if ( jk_val = = nullptr ) {
// exception thrown: OutOfMemoryError
env - > DeleteLocalRef ( jk ) ;
free_key_ parts ( env , key_parts_to_free ) ;
free_parts ( env , key_parts_to_free ) ;
return nullptr ;
}
@ -327,7 +331,7 @@ jobjectArray txn_multi_get_helper(JNIEnv* env, const FnMultiGet& fn_multi_get,
fn_multi_get ( * read_options , key_parts , & value_parts ) ;
// free up allocated byte arrays
free_key_ parts ( env , key_parts_to_free ) ;
free_parts ( env , key_parts_to_free ) ;
// prepare the results
const jclass jcls_ba = env - > FindClass ( " [B " ) ;
@ -600,28 +604,6 @@ typedef std::function<rocksdb::Status(const rocksdb::SliceParts&,
const rocksdb : : SliceParts & ) >
FnWriteKVParts ;
void free_key_value_parts (
JNIEnv * env , const int32_t len ,
std : : tuple < jbyteArray , jbyte * , jobject > jkey_parts_to_free [ ] ,
std : : tuple < jbyteArray , jbyte * , jobject > jvalue_parts_to_free [ ] ) {
for ( int32_t i = len - 1 ; i > = 0 ; - - i ) {
jbyteArray jba_value_part ;
jbyte * jvalue_part ;
jobject jobj_value_part ;
std : : tie ( jba_value_part , jvalue_part , jobj_value_part ) =
jvalue_parts_to_free [ i ] ;
env - > ReleaseByteArrayElements ( jba_value_part , jvalue_part , JNI_ABORT ) ;
env - > DeleteLocalRef ( jobj_value_part ) ;
jbyteArray jba_key_part ;
jbyte * jkey_part ;
jobject jobj_key_part ;
std : : tie ( jba_key_part , jkey_part , jobj_key_part ) = jkey_parts_to_free [ i ] ;
env - > ReleaseByteArrayElements ( jba_key_part , jkey_part , JNI_ABORT ) ;
env - > DeleteLocalRef ( jobj_key_part ) ;
}
}
// TODO(AR) consider refactoring to share this between here and rocksjni.cc
void txn_write_kv_parts_helper ( JNIEnv * env ,
const FnWriteKVParts & fn_write_kv_parts ,
@ -631,27 +613,23 @@ void txn_write_kv_parts_helper(JNIEnv* env,
const jint & jvalue_parts_len ) {
assert ( jkey_parts_len = = jvalue_parts_len ) ;
rocksdb : : Slice key_parts [ jkey_parts_len ] ;
rocksdb : : Slice value_parts [ jvalue_parts_len ] ;
std : : tuple < jbyteArray , jbyte * , jobject > jkey_parts_to_free [ jkey_parts_len ] ;
std : : tuple < jbyteArray , jbyte * , jobject >
jvalue_parts_to_free [ jvalue_parts_len ] ;
auto key_parts = std : : vector < rocksdb : : Slice > ( ) ;
auto value_parts = std : : vector < rocksdb : : Slice > ( ) ;
auto jparts_to_free = std : : vector < std : : tuple < jbyteArray , jbyte * , jobject > > ( ) ;
// convert java key_parts/value_parts byte[][] to Slice(s)
for ( jsize i = 0 ; i < jkey_parts_len ; + + i ) {
const jobject jobj_key_part = env - > GetObjectArrayElement ( jkey_parts , i ) ;
if ( env - > ExceptionCheck ( ) ) {
// exception thrown: ArrayIndexOutOfBoundsException
free_key_value_parts ( env , jkey_parts_len , jkey_parts_to_free ,
jvalue_parts_to_free ) ;
free_parts ( env , jparts_to_free ) ;
return ;
}
const jobject jobj_value_part = env - > GetObjectArrayElement ( jvalue_parts , i ) ;
if ( env - > ExceptionCheck ( ) ) {
// exception thrown: ArrayIndexOutOfBoundsException
env - > DeleteLocalRef ( jobj_key_part ) ;
free_key_value_parts ( env , jkey_parts_len , jkey_parts_to_free ,
jvalue_parts_to_free ) ;
free_parts ( env , jparts_to_free ) ;
return ;
}
@ -661,8 +639,7 @@ void txn_write_kv_parts_helper(JNIEnv* env,
// out of memory
env - > DeleteLocalRef ( jobj_value_part ) ;
env - > DeleteLocalRef ( jobj_key_part ) ;
free_key_value_parts ( env , jkey_parts_len , jkey_parts_to_free ,
jvalue_parts_to_free ) ;
free_parts ( env , jparts_to_free ) ;
return ;
}
jbyte * jkey_part = env - > GetByteArrayElements ( jba_key_part , nullptr ) ;
@ -670,8 +647,7 @@ void txn_write_kv_parts_helper(JNIEnv* env,
// exception thrown: OutOfMemoryError
env - > DeleteLocalRef ( jobj_value_part ) ;
env - > DeleteLocalRef ( jobj_key_part ) ;
free_key_value_parts ( env , jkey_parts_len , jkey_parts_to_free ,
jvalue_parts_to_free ) ;
free_parts ( env , jparts_to_free ) ;
return ;
}
@ -682,8 +658,7 @@ void txn_write_kv_parts_helper(JNIEnv* env,
// out of memory
env - > DeleteLocalRef ( jobj_value_part ) ;
env - > DeleteLocalRef ( jobj_key_part ) ;
free_key_value_parts ( env , jkey_parts_len , jkey_parts_to_free ,
jvalue_parts_to_free ) ;
free_parts ( env , jparts_to_free ) ;
return ;
}
jbyte * jvalue_part = env - > GetByteArrayElements ( jba_value_part , nullptr ) ;
@ -692,30 +667,28 @@ void txn_write_kv_parts_helper(JNIEnv* env,
env - > ReleaseByteArrayElements ( jba_value_part , jvalue_part , JNI_ABORT ) ;
env - > DeleteLocalRef ( jobj_value_part ) ;
env - > DeleteLocalRef ( jobj_key_part ) ;
free_key_value_parts ( env , jkey_parts_len , jkey_parts_to_free ,
jvalue_parts_to_free ) ;
free_parts ( env , jparts_to_free ) ;
return ;
}
jkey_parts_to_free [ i ] = std : : tuple < jbyteArray , jbyte * , jobject > (
jba_key_part , jkey_part , jobj_key_part ) ;
jvalue_parts_to_free [ i ] = std : : tuple < jbyteArray , jbyte * , jobject > (
jba_value_part , jvalue_part , jobj_value_part ) ;
jparts_to_free . push_back ( std : : make_tuple (
jba_key_part , jkey_part , jobj_key_part ) ) ;
jparts_to_free . push_back ( std : : make_tuple (
jba_value_part , jvalue_part , jobj_value_part ) ) ;
key_parts [ i ] =
rocksdb : : Slice ( reinterpret_cast < char * > ( jkey_part ) , jkey_part_len ) ;
value_parts [ i ] =
rocksdb : : Slice ( reinterpret_cast < char * > ( jvalue_part ) , jvalue_part_len ) ;
key_parts . push_back (
rocksdb : : Slice ( reinterpret_cast < char * > ( jkey_part ) , jkey_part_len ) ) ;
value_parts . push_back (
rocksdb : : Slice ( reinterpret_cast < char * > ( jvalue_part ) , jvalue_part_len ) ) ;
}
// call the write_multi function
rocksdb : : Status s =
fn_write_kv_parts ( rocksdb : : SliceParts ( key_parts , jkey_parts_len ) ,
rocksdb : : SliceParts ( value_parts , jvalue_parts_len ) ) ;
rocksdb : : Status s = fn_write_kv_parts (
rocksdb : : SliceParts ( key_parts . data ( ) , ( int ) key_parts . size ( ) ) ,
rocksdb : : SliceParts ( value_parts . data ( ) , ( int ) value_parts . size ( ) ) ) ;
// cleanup temporary memory
free_key_value_parts ( env , jkey_parts_len , jkey_parts_to_free ,
jvalue_parts_to_free ) ;
free_parts ( env , jparts_to_free ) ;
// return
if ( s . ok ( ) ) {
@ -857,33 +830,22 @@ void Java_org_rocksdb_Transaction_delete__J_3BI(JNIEnv* env, jobject /*jobj*/,
typedef std : : function < rocksdb : : Status ( const rocksdb : : SliceParts & ) >
FnWriteKParts ;
void free_key_parts (
JNIEnv * env , const int32_t len ,
std : : tuple < jbyteArray , jbyte * , jobject > jkey_parts_to_free [ ] ) {
for ( int32_t i = len - 1 ; i > = 0 ; - - i ) {
jbyteArray jba_key_part ;
jbyte * jkey ;
jobject jobj_key_part ;
std : : tie ( jba_key_part , jkey , jobj_key_part ) = jkey_parts_to_free [ i ] ;
env - > ReleaseByteArrayElements ( jba_key_part , jkey , JNI_ABORT ) ;
env - > DeleteLocalRef ( jobj_key_part ) ;
}
}
// TODO(AR) consider refactoring to share this between here and rocksjni.cc
void txn_write_k_parts_helper ( JNIEnv * env ,
const FnWriteKParts & fn_write_k_parts ,
const jobjectArray & jkey_parts ,
const jint & jkey_parts_len ) {
rocksdb : : Slice key_parts [ jkey_parts_len ] ;
std : : tuple < jbyteArray , jbyte * , jobject > jkey_parts_to_free [ jkey_parts_len ] ;
std : : vector < rocksdb : : Slice > key_parts ;
std : : vector < std : : tuple < jbyteArray , jbyte * , jobject > > jkey_parts_to_free ;
// convert java key_parts byte[][] to Slice(s)
for ( jint i = 0 ; i < jkey_parts_len ; + + i ) {
const jobject jobj_key_part = env - > GetObjectArrayElement ( jkey_parts , i ) ;
if ( env - > ExceptionCheck ( ) ) {
// exception thrown: ArrayIndexOutOfBoundsException
free_key_ parts ( env , jkey_parts_len , jkey_parts_to_free ) ;
free_parts ( env , jkey_parts_to_free ) ;
return ;
}
@ -892,30 +854,29 @@ void txn_write_k_parts_helper(JNIEnv* env,
if ( env - > EnsureLocalCapacity ( jkey_part_len ) ! = 0 ) {
// out of memory
env - > DeleteLocalRef ( jobj_key_part ) ;
free_key_ parts ( env , jkey_parts_len , jkey_parts_to_free ) ;
free_parts ( env , jkey_parts_to_free ) ;
return ;
}
jbyte * jkey_part = env - > GetByteArrayElements ( jba_key_part , nullptr ) ;
if ( jkey_part = = nullptr ) {
// exception thrown: OutOfMemoryError
env - > DeleteLocalRef ( jobj_key_part ) ;
free_key_ parts ( env , jkey_parts_len , jkey_parts_to_free ) ;
free_parts ( env , jkey_parts_to_free ) ;
return ;
}
jkey_parts_to_free [ i ] = std : : tuple < jbyteArray , jbyte * , jobject > (
jba_key_part , jkey_part , jobj_key_part ) ;
jkey_parts_to_free . push_back ( std : : tuple < jbyteArray , jbyte * , jobject > (
jba_key_part , jkey_part , jobj_key_part ) ) ;
key_parts [ i ] =
rocksdb : : Slice ( reinterpret_cast < char * > ( jkey_part ) , jkey_part_len ) ;
key_parts . push_back ( rocksdb : : Slice ( reinterpret_cast < char * > ( jkey_part ) , jkey_part_len ) ) ;
}
// call the write_multi function
rocksdb : : Status s =
fn_write_k_parts ( rocksdb : : SliceParts ( key_parts , jkey_parts_len ) ) ;
fn_write_k_parts ( rocksdb : : SliceParts ( key_parts . data ( ) , ( int ) key_parts . size ( ) ) ) ;
// cleanup temporary memory
free_key_ parts ( env , jkey_parts_len , jkey_parts_to_free ) ;
free_parts ( env , jkey_parts_to_free ) ;
// return
if ( s . ok ( ) ) {
@ -1582,7 +1543,7 @@ jbyte Java_org_rocksdb_Transaction_getState(JNIEnv* /*env*/, jobject /*jobj*/,
}
assert ( false ) ;
return 0xFF ;
return static_cast < jbyte > ( - 1 ) ;
}
/*
Tomas Kolda
6 years ago
committed by