I/O流深拷贝对象

最新推荐文章于 2025-02-20 16:17:51 发布

原创最新推荐文章于 2025-02-20 16:17:51 发布 · 146 阅读

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#java

private Object copy(Object oldObj) {
Object obj = null;
try {
// Write the object out to a byte array
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(bos);
out.writeObject(oldObj);
out.flush();
out.close();

ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
ObjectInputStream in = new ObjectInputStream(bis);
obj = in.readObject();
} catch (IOException e) {
e.printStackTrace();
} catch (ClassNotFoundException cnfe) {
cnfe.printStackTrace();
}
return obj;
}