24 */ 25 26 #include "Windows.h" 27 #include "Utils.h" 28 29 #define BUFFER_SIZE 4096 30 31 wstring GetStringFromJString(JNIEnv *pEnv, jstring jstr) { 32 const jchar *pJChars = pEnv->GetStringChars(jstr, NULL); 33 if (pJChars == NULL) { 34 return wstring(L""); 35 } 36 37 wstring wstr(pJChars); 38 39 pEnv->ReleaseStringChars(jstr, pJChars); 40 41 return wstr; 42 } 43 44 jstring GetJStringFromString(JNIEnv *pEnv, const jchar *unicodeChars, jsize len) { 45 return pEnv->NewString(unicodeChars, len); 46 } 47 48 wstring GetLongPath(wstring path) { 49 wstring result(L""); 50 51 size_t len = path.length(); 52 if (len > 1) { 53 if (path.at(len - 1) == '\\') { 54 path.erase(len - 1); 55 } 56 } 57 58 TCHAR *pBuffer = new TCHAR[BUFFER_SIZE]; 59 if (pBuffer != NULL) { 60 DWORD dwResult = GetLongPathName(path.c_str(), pBuffer, BUFFER_SIZE); 61 if (dwResult > 0 && dwResult < BUFFER_SIZE) { 62 result = wstring(pBuffer); 63 } else { 64 delete [] pBuffer; 65 pBuffer = new TCHAR[dwResult]; 66 if (pBuffer != NULL) { 67 DWORD dwResult2 = GetLongPathName(path.c_str(), pBuffer, dwResult); 68 if (dwResult2 == (dwResult - 1)) { 69 result = wstring(pBuffer); 70 } 71 } 72 } 73 74 if (pBuffer != NULL) { 75 delete [] pBuffer; 76 } 77 } 78 79 return result; 80 } | 24 */ 25 26 #include "Windows.h" 27 #include "Utils.h" 28 29 #define BUFFER_SIZE 4096 30 31 wstring GetStringFromJString(JNIEnv *pEnv, jstring jstr) { 32 const jchar *pJChars = pEnv->GetStringChars(jstr, NULL); 33 if (pJChars == NULL) { 34 return wstring(L""); 35 } 36 37 wstring wstr(pJChars); 38 39 pEnv->ReleaseStringChars(jstr, pJChars); 40 41 return wstr; 42 } 43 44 jstring GetJStringFromString(JNIEnv *pEnv, 45 const jchar *unicodeChars, jsize len) { 46 return pEnv->NewString(unicodeChars, len); 47 } 48 49 wstring GetLongPath(wstring path) { 50 wstring result(L""); 51 52 size_t len = path.length(); 53 if (len > 1) { 54 if (path.at(len - 1) == '\\') { 55 path.erase(len - 1); 56 } 57 } 58 59 TCHAR *pBuffer = new TCHAR[BUFFER_SIZE]; 60 if (pBuffer != NULL) { 61 DWORD dwResult = GetLongPathName(path.c_str(), pBuffer, BUFFER_SIZE); 62 if (dwResult > 0 && dwResult < BUFFER_SIZE) { 63 result = wstring(pBuffer); 64 } else { 65 delete [] pBuffer; 66 pBuffer = new TCHAR[dwResult]; 67 if (pBuffer != NULL) { 68 DWORD dwResult2 = 69 GetLongPathName(path.c_str(), pBuffer, dwResult); 70 if (dwResult2 == (dwResult - 1)) { 71 result = wstring(pBuffer); 72 } 73 } 74 } 75 76 if (pBuffer != NULL) { 77 delete [] pBuffer; 78 } 79 } 80 81 return result; 82 } |