50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
// Copyright (c) 2024 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#include "CefResourceReadCallback_N.h"
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#include "include/cef_resource_handler.h"
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#include "jni_scoped_helpers.h"
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namespace {
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CefRefPtr<CefResourceReadCallback> GetSelf(jlong self) {
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return reinterpret_cast<CefResourceReadCallback*>(self);
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}
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void ClearSelf(JNIEnv* env, jobject obj) {
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// Clear the reference added in ResourceHandler.
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SetCefForJNIObject<CefResourceReadCallback>(env, obj, nullptr,
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"CefResourceReadCallback");
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}
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} // namespace
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JNIEXPORT void JNICALL
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Java_org_cef_callback_CefResourceReadCallback_1N_N_1Continue(
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JNIEnv* env,
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jobject obj,
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jlong self,
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jint bytes_read,
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jlong nativeBufferRef,
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jbyteArray javaBuffer) {
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CefRefPtr<CefResourceReadCallback> callback = GetSelf(self);
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if (!callback)
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return;
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void* data_out = reinterpret_cast<void*>(nativeBufferRef);
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if (bytes_read > 0) {
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jsize max_bytes = env->GetArrayLength(javaBuffer);
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jbyte* jbyte = env->GetByteArrayElements(javaBuffer, nullptr);
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if (jbyte) {
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memmove(data_out, jbyte,
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(bytes_read < max_bytes ? bytes_read : max_bytes));
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env->ReleaseByteArrayElements(javaBuffer, jbyte, JNI_ABORT);
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}
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}
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callback->Continue(bytes_read);
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ClearSelf(env, obj);
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}
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