/**
* 将一段字符串写入一个文本输出流，并将该流关闭
*
* @param writer 文本输出流
* @param str 字符串
*/
public static void writeAll(Writer writer, String str) {
try {
writer.write(str);
writer.flush();
} catch (IOException e) {
throw LE.wrapThrow(e);
} finally {
IOUtils.close(writer);
}
}
/**
* 从一个文本输入流读取所有内容，并将该流关闭
*
* @param reader 文本输入流
* @return 输入流所有内容
*/
public static String readAll(Reader reader) {
if (!(reader instanceof BufferedReader)) reader = new BufferedReader(reader);
try {
StringBuilder sb = new StringBuilder();
char[] data = new char[64];
int len;
while (true) {
if ((len = reader.read(data)) == -1) break;
sb.append(data, 0, len);
}
return sb.toString();
} catch (IOException e) {
throw LE.wrapThrow(e);
} finally {
IOUtils.close(reader);
}
}