文件读取为字符串，字符串存储为文件
将外部文件读取成为字符串
public void doTask(String strPage, String basePath, ProductDownload product) {synchronized (lock) {String text = strPage;String path = basePath;String filePath = path + File.separator + "product"+ product.getProductId() + File.separator + "product.html";FileOutputStream fos = null;try {fos = new FileOutputStream(filePath);BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(fos));bw.write(text);bw.flush();} catch (Exception e) {e.printStackTrace();} finally {if (fos != null) {try {fos.close();} catch (Exception e) {}}}}}?
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