private OutputStream openOutputStream(File file) throws IOException { if (file.exists()) { if (file.isDirectory()) { throw new IOException("File '" + file + "' exists but is a directory"); } if (!file.canWrite()) { throw new IOException("File '" + file + "' cannot be written to"); } } else { final File parent = file.getParentFile(); if (parent != null) { if (!parent.mkdirs() && !parent.isDirectory()) { throw new IOException("Directory '" + parent + "' could not be created"); } } } return new FileOutputStream(file, false); }
在该方法中,IOException
使用不同的字符串来传递不同的故障捕获信息。
以上是java如何在详细消息中包含故障捕获信息的详细内容。更多信息请关注PHP中文网其他相关文章!