1 // Copyright 2012 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef BASE_ANDROID_JNI_STRING_H_
6 #define BASE_ANDROID_JNI_STRING_H_
11 #include "base/android/scoped_java_ref.h"
12 #include "base/base_export.h"
13 #include "base/strings/string_piece.h"
18 // Convert a Java string to UTF8. Returns a std string.
19 BASE_EXPORT void ConvertJavaStringToUTF8(JNIEnv* env,
22 BASE_EXPORT std::string ConvertJavaStringToUTF8(JNIEnv* env, jstring str);
23 BASE_EXPORT std::string ConvertJavaStringToUTF8(const JavaRef<jstring>& str);
24 BASE_EXPORT std::string ConvertJavaStringToUTF8(JNIEnv* env,
25 const JavaRef<jstring>& str);
27 // Convert a std string to Java string.
28 BASE_EXPORT ScopedJavaLocalRef<jstring> ConvertUTF8ToJavaString(
30 const base::StringPiece& str);
32 // Convert a Java string to UTF16. Returns a std::u16string.
33 BASE_EXPORT void ConvertJavaStringToUTF16(JNIEnv* env,
35 std::u16string* result);
36 BASE_EXPORT std::u16string ConvertJavaStringToUTF16(JNIEnv* env, jstring str);
37 BASE_EXPORT std::u16string ConvertJavaStringToUTF16(
38 const JavaRef<jstring>& str);
39 BASE_EXPORT std::u16string ConvertJavaStringToUTF16(
41 const JavaRef<jstring>& str);
43 // Convert a std::u16string to a Java string.
44 BASE_EXPORT ScopedJavaLocalRef<jstring> ConvertUTF16ToJavaString(
46 const base::StringPiece16& str);
48 } // namespace android
51 #endif // BASE_ANDROID_JNI_STRING_H_