public static byte[] getBytes2(InputStream inputStream) {
try {
List<byte[]> buffers = new ArrayList<byte[]>();
int size = 0;
int read;
do {
byte[] buffer = new byte[bufferSize];
read = inputStream.read(buffer);
if (read > 0) {
size += read;
buffers.add(Arrays.copyOf(buffer, read));
}
} while (read == bufferSize);
byte[] bytes = new byte[size];
int position = 0;
for (byte[] buffer : buffers) {
System.arraycopy(buffer, 0, bytes, position, buffer.length);
position += buffer.length;
}
return bytes;
} catch (Exception e) {
throw ExceptionHandler.throwException(e);
} finally {
Closer.close(inputStream);
}
}
/**
* 获取InputStream对象指定长度的字节内容
*
* @param inputStream
* @return 文件字节内容
*/
public static byte[] getBytes(InputStream inputStream) {
try {
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
int read;
byte[] buffer = new byte[bufferSize];
while ((read = inputStream.read(buffer)) != -1) {
byteArrayOutputStream.write(buffer, 0, read);
}
return byteArrayOutputStream.toByteArray();
} catch (Exception e) {
throw ExceptionHandler.throwException(e);
} finally {
Closer.close(inputStream);
}
}