clang 4.0 fixes

engine/server/library/serverScript/src/shared/JNIWrappers.cpp

@@ -855,7 +855,7 @@ LocalRefParam::~LocalRefParam()
 jobject LocalRefParam::getReturnValue(void)
 {
 	jobject return_val = m_ref;
-	m_ref = 0;
+	m_ref = nullptr;
 	return return_val;
 }
 
@@ -865,7 +865,7 @@ jobject LocalRefParam::getReturnValue(void)
  */
 void LocalRefParam::emergencyClear()
 {
-	m_ref = 0;
+	m_ref = nullptr;
 }
 
 
@@ -902,9 +902,9 @@ LocalRef::LocalRef(jobject src) :
 
 LocalRef::~LocalRef()
 {
-	if (m_ref > 0 && JavaLibrary::getEnv() != nullptr) 
+	if (m_ref != nullptr && JavaLibrary::getEnv() != nullptr) 
 		JavaLibrary::getEnv()->DeleteLocalRef(m_ref);
-	m_ref = 0;
+	m_ref = nullptr;
 }
 
 
@@ -917,9 +917,9 @@ LocalArrayRef::LocalArrayRef(jarray src) :
 
 LocalArrayRef::~LocalArrayRef()
 {
-	if (m_ref > 0 && JavaLibrary::getEnv() != nullptr)
+	if (m_ref != nullptr && JavaLibrary::getEnv() != nullptr)
 		JavaLibrary::getEnv()->DeleteLocalRef(m_ref);
-	m_ref = 0;
+	m_ref = nullptr;
 }
 
 
@@ -932,9 +932,9 @@ LocalObjectArrayRef::LocalObjectArrayRef(jobjectArray src) :
 
 LocalObjectArrayRef::~LocalObjectArrayRef()
 {
-	if (m_ref > 0 && JavaLibrary::getEnv() != nullptr)
+	if (m_ref != nullptr && JavaLibrary::getEnv() != nullptr)
 		JavaLibrary::getEnv()->DeleteLocalRef(m_ref);
-	m_ref = 0;
+	m_ref = nullptr;
 }
 
 
@@ -1008,9 +1008,9 @@ GlobalRef::GlobalRef(const LocalRefParam & src) :
 
 GlobalRef::~GlobalRef()
 {
-	if (m_ref > 0 && JavaLibrary::getEnv() != nullptr)
+	if (m_ref != nullptr && JavaLibrary::getEnv() != nullptr)
 		JavaLibrary::getEnv()->DeleteGlobalRef(m_ref);
-	m_ref = 0;
+	m_ref = nullptr;
 }
 
 
@@ -1025,9 +1025,9 @@ GlobalArrayRef::GlobalArrayRef(const LocalObjectArrayRefParam & src) :
 
 GlobalArrayRef::~GlobalArrayRef()
 {
-	if (m_ref > 0 && JavaLibrary::getEnv() != nullptr)
+	if (m_ref != nullptr && JavaLibrary::getEnv() != nullptr)
 		JavaLibrary::getEnv()->DeleteGlobalRef(m_ref);
-	m_ref = 0;
+	m_ref = nullptr;
 }
 
 //========================================================================
@@ -1048,7 +1048,7 @@ JavaStringParam::~JavaStringParam()
 
 int JavaStringParam::fillBuffer(char * buffer, int size) const
 {
-	if (m_ref > 0 && buffer != nullptr && JavaLibrary::getEnv() != nullptr)
+	if (m_ref != nullptr && buffer != nullptr && JavaLibrary::getEnv() != nullptr)
 	{
 		// Get the number of storage bytes required to convert this Java string into a UTF-8 string.
 		// Include the terminating nullptr byte in the required buffer size.
@@ -1093,9 +1093,9 @@ JavaString::JavaString(const Unicode::String & src) :
 
 JavaString::~JavaString()
 {
-	if (m_ref > 0 && JavaLibrary::getEnv() != nullptr) 
+	if (m_ref != nullptr && JavaLibrary::getEnv() != nullptr) 
 		JavaLibrary::getEnv()->DeleteLocalRef(m_ref);
-	m_ref = 0;
+	m_ref = nullptr;
 }