187 lines
6.7 KiB
C
187 lines
6.7 KiB
C
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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef BASE_ANDROID_JNI_ARRAY_H_
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#define BASE_ANDROID_JNI_ARRAY_H_
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#include <jni.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <string>
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#include <vector>
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#include "base/android/scoped_java_ref.h"
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#include "base/containers/span.h"
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#include "base/strings/string16.h"
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namespace base {
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namespace android {
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// Returns a new Java byte array converted from the given bytes array.
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BASE_EXPORT ScopedJavaLocalRef<jbyteArray> ToJavaByteArray(JNIEnv* env,
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const uint8_t* bytes,
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size_t len);
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BASE_EXPORT ScopedJavaLocalRef<jbyteArray> ToJavaByteArray(
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JNIEnv* env,
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base::span<const uint8_t> bytes);
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// Returns a new Java byte array converted from the given string. No UTF-8
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// conversion is performed.
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BASE_EXPORT ScopedJavaLocalRef<jbyteArray> ToJavaByteArray(
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JNIEnv* env,
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const std::string& str);
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// Returns a new Java boolean array converted from the given bool array.
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BASE_EXPORT ScopedJavaLocalRef<jbooleanArray>
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ToJavaBooleanArray(JNIEnv* env, const bool* bools, size_t len);
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// Returns a new Java int array converted from the given int array.
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BASE_EXPORT ScopedJavaLocalRef<jintArray> ToJavaIntArray(
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JNIEnv* env, const int* ints, size_t len);
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BASE_EXPORT ScopedJavaLocalRef<jintArray> ToJavaIntArray(
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JNIEnv* env,
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base::span<const int> ints);
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// Returns a new Java long array converted from the given int64_t array.
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BASE_EXPORT ScopedJavaLocalRef<jlongArray> ToJavaLongArray(JNIEnv* env,
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const int64_t* longs,
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size_t len);
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BASE_EXPORT ScopedJavaLocalRef<jlongArray> ToJavaLongArray(
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JNIEnv* env,
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base::span<const int64_t> longs);
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// Returns a new Java float array converted from the given C++ float array.
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BASE_EXPORT ScopedJavaLocalRef<jfloatArray> ToJavaFloatArray(
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JNIEnv* env, const float* floats, size_t len);
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BASE_EXPORT ScopedJavaLocalRef<jfloatArray> ToJavaFloatArray(
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JNIEnv* env,
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base::span<const float> floats);
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// Returns a new Java double array converted from the given C++ double array.
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BASE_EXPORT ScopedJavaLocalRef<jdoubleArray>
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ToJavaDoubleArray(JNIEnv* env, const double* doubles, size_t len);
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BASE_EXPORT ScopedJavaLocalRef<jdoubleArray> ToJavaDoubleArray(
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JNIEnv* env,
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base::span<const double> doubles);
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// Returns a array of Java byte array converted from |v|.
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BASE_EXPORT ScopedJavaLocalRef<jobjectArray> ToJavaArrayOfByteArray(
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JNIEnv* env,
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base::span<const std::string> v);
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BASE_EXPORT ScopedJavaLocalRef<jobjectArray> ToJavaArrayOfByteArray(
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JNIEnv* env,
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base::span<std::vector<uint8_t>> v);
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BASE_EXPORT ScopedJavaLocalRef<jobjectArray> ToJavaArrayOfStrings(
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JNIEnv* env,
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base::span<const std::string> v);
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BASE_EXPORT ScopedJavaLocalRef<jobjectArray> ToJavaArrayOfStrings(
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JNIEnv* env,
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base::span<const string16> v);
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BASE_EXPORT ScopedJavaLocalRef<jobjectArray> ToJavaArrayOfStringArray(
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JNIEnv* env,
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base::span<const std::vector<string16>> v);
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// Converts a Java string array to a native array.
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BASE_EXPORT void AppendJavaStringArrayToStringVector(
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JNIEnv* env,
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const JavaRef<jobjectArray>& array,
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std::vector<string16>* out);
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BASE_EXPORT void AppendJavaStringArrayToStringVector(
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JNIEnv* env,
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const JavaRef<jobjectArray>& array,
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std::vector<std::string>* out);
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// Appends the Java bytes in |bytes_array| onto the end of |out|.
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BASE_EXPORT void AppendJavaByteArrayToByteVector(
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JNIEnv* env,
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const JavaRef<jbyteArray>& byte_array,
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std::vector<uint8_t>* out);
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// Replaces the content of |out| with the Java bytes in |byte_array|.
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BASE_EXPORT void JavaByteArrayToByteVector(
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JNIEnv* env,
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const JavaRef<jbyteArray>& byte_array,
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std::vector<uint8_t>* out);
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// Replaces the content of |out| with the Java bytes in |byte_array|. No UTF-8
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// conversion is performed.
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BASE_EXPORT void JavaByteArrayToString(JNIEnv* env,
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const JavaRef<jbyteArray>& byte_array,
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std::string* out);
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// Replaces the content of |out| with the Java booleans in |boolean_array|.
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BASE_EXPORT void JavaBooleanArrayToBoolVector(
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JNIEnv* env,
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const JavaRef<jbooleanArray>& boolean_array,
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std::vector<bool>* out);
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// Replaces the content of |out| with the Java ints in |int_array|.
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BASE_EXPORT void JavaIntArrayToIntVector(JNIEnv* env,
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const JavaRef<jintArray>& int_array,
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std::vector<int>* out);
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// Replaces the content of |out| with the Java longs in |long_array|.
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BASE_EXPORT void JavaLongArrayToInt64Vector(
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JNIEnv* env,
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const JavaRef<jlongArray>& long_array,
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std::vector<int64_t>* out);
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// Replaces the content of |out| with the Java longs in |long_array|.
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BASE_EXPORT void JavaLongArrayToLongVector(
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JNIEnv* env,
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const JavaRef<jlongArray>& long_array,
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std::vector<jlong>* out);
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// Replaces the content of |out| with the Java floats in |float_array|.
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BASE_EXPORT void JavaFloatArrayToFloatVector(
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JNIEnv* env,
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const JavaRef<jfloatArray>& float_array,
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std::vector<float>* out);
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// Assuming |array| is an byte[][] (array of byte arrays), replaces the
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// content of |out| with the corresponding vector of strings. No UTF-8
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// conversion is performed.
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BASE_EXPORT void JavaArrayOfByteArrayToStringVector(
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JNIEnv* env,
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const JavaRef<jobjectArray>& array,
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std::vector<std::string>* out);
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// Assuming |array| is an byte[][] (array of byte arrays), replaces the
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// content of |out| with the corresponding vector of vector of uint8. No UTF-8
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// conversion is performed.
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BASE_EXPORT void JavaArrayOfByteArrayToBytesVector(
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JNIEnv* env,
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const JavaRef<jobjectArray>& array,
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std::vector<std::vector<uint8_t>>* out);
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// Assuming |array| is an String[][] (array of String arrays), replaces the
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// content of |out| with the corresponding vector of string vectors. No UTF-8
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// conversion is performed.
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BASE_EXPORT void Java2dStringArrayTo2dStringVector(
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JNIEnv* env,
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const JavaRef<jobjectArray>& array,
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std::vector<std::vector<string16>>* out);
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// Assuming |array| is an int[][] (array of int arrays), replaces the
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// contents of |out| with the corresponding vectors of ints.
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BASE_EXPORT void JavaArrayOfIntArrayToIntVector(
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JNIEnv* env,
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const JavaRef<jobjectArray>& array,
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std::vector<std::vector<int>>* out);
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} // namespace android
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} // namespace base
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#endif // BASE_ANDROID_JNI_ARRAY_H_
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