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Class IDs and method IDs should not be cached

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Ankit Gupta 11 years ago
parent 637744ce15
commit 4216ca36ae
1 changed files with 27 additions and 27 deletions
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  1. 54
      java/rocksjni/portal.h

54
java/rocksjni/portal.h
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@ -22,7 +22,7 @@ class RocksDBJni {
public:
// Get the java class id of org.rocksdb.RocksDB.
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/RocksDB");
jclass jclazz = env->FindClass("org/rocksdb/RocksDB");
assert(jclazz != nullptr);
return jclazz;
}
@ -30,7 +30,7 @@ class RocksDBJni {
// Get the field id of the member variable of org.rocksdb.RocksDB
// that stores the pointer to rocksdb::DB.
static jfieldID getHandleFieldID(JNIEnv* env) {
static jfieldID fid = env->GetFieldID(
jfieldID fid = env->GetFieldID(
getJClass(env), "nativeHandle_", "J");
assert(fid != nullptr);
return fid;
@ -55,7 +55,7 @@ class RocksDBExceptionJni {
public:
// Get the jclass of org.rocksdb.RocksDBException
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/RocksDBException");
jclass jclazz = env->FindClass("org/rocksdb/RocksDBException");
assert(jclazz != nullptr);
return jclazz;
}
@ -71,7 +71,7 @@ class RocksDBExceptionJni {
}
jstring msg = env->NewStringUTF(s.ToString().c_str());
// get the constructor id of org.rocksdb.RocksDBException
static jmethodID mid = env->GetMethodID(
jmethodID mid = env->GetMethodID(
getJClass(env), "<init>", "(Ljava/lang/String;)V");
assert(mid != nullptr);
@ -83,7 +83,7 @@ class OptionsJni {
public:
// Get the java class id of org.rocksdb.Options.
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/Options");
jclass jclazz = env->FindClass("org/rocksdb/Options");
assert(jclazz != nullptr);
return jclazz;
}
@ -91,7 +91,7 @@ class OptionsJni {
// Get the field id of the member variable of org.rocksdb.Options
// that stores the pointer to rocksdb::Options
static jfieldID getHandleFieldID(JNIEnv* env) {
static jfieldID fid = env->GetFieldID(
jfieldID fid = env->GetFieldID(
getJClass(env), "nativeHandle_", "J");
assert(fid != nullptr);
return fid;
@ -115,7 +115,7 @@ class WriteOptionsJni {
public:
// Get the java class id of org.rocksdb.WriteOptions.
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/WriteOptions");
jclass jclazz = env->FindClass("org/rocksdb/WriteOptions");
assert(jclazz != nullptr);
return jclazz;
}
@ -123,7 +123,7 @@ class WriteOptionsJni {
// Get the field id of the member variable of org.rocksdb.WriteOptions
// that stores the pointer to rocksdb::WriteOptions
static jfieldID getHandleFieldID(JNIEnv* env) {
static jfieldID fid = env->GetFieldID(
jfieldID fid = env->GetFieldID(
getJClass(env), "nativeHandle_", "J");
assert(fid != nullptr);
return fid;
@ -148,7 +148,7 @@ class ReadOptionsJni {
public:
// Get the java class id of org.rocksdb.ReadOptions.
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/ReadOptions");
jclass jclazz = env->FindClass("org/rocksdb/ReadOptions");
assert(jclazz != nullptr);
return jclazz;
}
@ -156,7 +156,7 @@ class ReadOptionsJni {
// Get the field id of the member variable of org.rocksdb.ReadOptions
// that stores the pointer to rocksdb::ReadOptions
static jfieldID getHandleFieldID(JNIEnv* env) {
static jfieldID fid = env->GetFieldID(
jfieldID fid = env->GetFieldID(
getJClass(env), "nativeHandle_", "J");
assert(fid != nullptr);
return fid;
@ -181,13 +181,13 @@ class ReadOptionsJni {
class WriteBatchJni {
public:
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/WriteBatch");
jclass jclazz = env->FindClass("org/rocksdb/WriteBatch");
assert(jclazz != nullptr);
return jclazz;
}
static jfieldID getHandleFieldID(JNIEnv* env) {
static jfieldID fid = env->GetFieldID(
jfieldID fid = env->GetFieldID(
getJClass(env), "nativeHandle_", "J");
assert(fid != nullptr);
return fid;
@ -211,7 +211,7 @@ class WriteBatchJni {
class HistogramDataJni {
public:
static jmethodID getConstructorMethodId(JNIEnv* env, jclass jclazz) {
static jmethodID mid = env->GetMethodID(
jmethodID mid = env->GetMethodID(
jclazz, "<init>", "(DDDDD)V");
assert(mid != nullptr);
return mid;
@ -222,7 +222,7 @@ class BackupableDBOptionsJni {
public:
// Get the java class id of org.rocksdb.BackupableDBOptions.
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/BackupableDBOptions");
jclass jclazz = env->FindClass("org/rocksdb/BackupableDBOptions");
assert(jclazz != nullptr);
return jclazz;
}
@ -230,7 +230,7 @@ class BackupableDBOptionsJni {
// Get the field id of the member variable of org.rocksdb.BackupableDBOptions
// that stores the pointer to rocksdb::BackupableDBOptions
static jfieldID getHandleFieldID(JNIEnv* env) {
static jfieldID fid = env->GetFieldID(
jfieldID fid = env->GetFieldID(
getJClass(env), "nativeHandle_", "J");
assert(fid != nullptr);
return fid;
@ -255,7 +255,7 @@ class IteratorJni {
public:
// Get the java class id of org.rocksdb.Iteartor.
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/RocksIterator");
jclass jclazz = env->FindClass("org/rocksdb/RocksIterator");
assert(jclazz != nullptr);
return jclazz;
}
@ -263,7 +263,7 @@ class IteratorJni {
// Get the field id of the member variable of org.rocksdb.Iterator
// that stores the pointer to rocksdb::Iterator.
static jfieldID getHandleFieldID(JNIEnv* env) {
static jfieldID fid = env->GetFieldID(
jfieldID fid = env->GetFieldID(
getJClass(env), "nativeHandle_", "J");
assert(fid != nullptr);
return fid;
@ -288,7 +288,7 @@ class FilterJni {
public:
// Get the java class id of org.rocksdb.FilterPolicy.
static jclass getJClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("org/rocksdb/Filter");
jclass jclazz = env->FindClass("org/rocksdb/Filter");
assert(jclazz != nullptr);
return jclazz;
}
@ -296,7 +296,7 @@ class FilterJni {
// Get the field id of the member variable of org.rocksdb.Filter
// that stores the pointer to rocksdb::FilterPolicy.
static jfieldID getHandleFieldID(JNIEnv* env) {
static jfieldID fid = env->GetFieldID(
jfieldID fid = env->GetFieldID(
getJClass(env), "nativeHandle_", "J");
assert(fid != nullptr);
return fid;
@ -321,28 +321,28 @@ class ListJni {
public:
// Get the java class id of java.util.List.
static jclass getListClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("java/util/List");
jclass jclazz = env->FindClass("java/util/List");
assert(jclazz != nullptr);
return jclazz;
}
// Get the java class id of java.util.ArrayList.
static jclass getArrayListClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("java/util/ArrayList");
jclass jclazz = env->FindClass("java/util/ArrayList");
assert(jclazz != nullptr);
return jclazz;
}
// Get the java class id of java.util.Iterator.
static jclass getIteratorClass(JNIEnv* env) {
static jclass jclazz = env->FindClass("java/util/Iterator");
jclass jclazz = env->FindClass("java/util/Iterator");
assert(jclazz != nullptr);
return jclazz;
}
// Get the java method id of java.util.List.iterator().
static jmethodID getIteratorMethod(JNIEnv* env) {
static jmethodID mid = env->GetMethodID(
jmethodID mid = env->GetMethodID(
getListClass(env), "iterator", "()Ljava/util/Iterator;");
assert(mid != nullptr);
return mid;
@ -350,7 +350,7 @@ class ListJni {
// Get the java method id of java.util.Iterator.hasNext().
static jmethodID getHasNextMethod(JNIEnv* env) {
static jmethodID mid = env->GetMethodID(
jmethodID mid = env->GetMethodID(
getIteratorClass(env), "hasNext", "()Z");
assert(mid != nullptr);
return mid;
@ -358,7 +358,7 @@ class ListJni {
// Get the java method id of java.util.Iterator.next().
static jmethodID getNextMethod(JNIEnv* env) {
static jmethodID mid = env->GetMethodID(
jmethodID mid = env->GetMethodID(
getIteratorClass(env), "next", "()Ljava/lang/Object;");
assert(mid != nullptr);
return mid;
@ -366,7 +366,7 @@ class ListJni {
// Get the java method id of arrayList constructor.
static jmethodID getArrayListConstructorMethodId(JNIEnv* env, jclass jclazz) {
static jmethodID mid = env->GetMethodID(
jmethodID mid = env->GetMethodID(
jclazz, "<init>", "(I)V");
assert(mid != nullptr);
return mid;
@ -374,7 +374,7 @@ class ListJni {
// Get the java method id of java.util.List.add().
static jmethodID getListAddMethodId(JNIEnv* env) {
static jmethodID mid = env->GetMethodID(
jmethodID mid = env->GetMethodID(
getListClass(env), "add", "(Ljava/lang/Object;)Z");
assert(mid != nullptr);
return mid;

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