forked from floraachy/ImageKnife
40 lines
1.8 KiB
Plaintext
40 lines
1.8 KiB
Plaintext
/*
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* Copyright (C) 2023 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { IDataFetch } from '../networkmanage/IDataFetch'
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import { RequestOption } from '../RequestOption'
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import fs from '@ohos.file.fs';
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import { BusinessError } from '@ohos.base'
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export class LoadDataShareFileClient implements IDataFetch {
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loadData(request: RequestOption, onComplete: (img: ArrayBuffer) => void, onError: (err: string) => void) {
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if (typeof request.loadSrc == 'string') {
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fs.open(request.loadSrc, fs.OpenMode.READ_ONLY).then((file) => {
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fs.stat(file.fd).then(stat =>{
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let buf = new ArrayBuffer(stat.size);
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fs.read(file.fd, buf).then((readLen) => {
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onComplete(buf);
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fs.close(file.fd);
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}).catch((err:BusinessError) => {
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onError('LoadDataShareFileClient fs.read err happened uri=' + request.loadSrc + " err.msg=" + err?.message + " err.code=" + err?.code)
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})
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}).catch((err:BusinessError) => {
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onError('LoadDataShareFileClient fs.stat err happened uri=' + request.loadSrc + " err.msg=" + err?.message + " err.code=" + err?.code)
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})
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}).catch((err:BusinessError) => {
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onError('LoadDataShareFileClient fs.open err happened uri=' + request.loadSrc + " err.msg=" + err?.message + " err.code=" + err?.code)
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})
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}
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}
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} |