@Override
public InputStream readAt(final int offset) {
mBuffer.position(offset);
return new InputStream() {
private int mPos = offset;
@Override
public int read() throws IOException {
mBuffer.position(mPos);
if (!mBuffer.isPositionHasData()) {
return -1;
}
mPos++;
return mBuffer.get() & 0xff;
}
@Override
public int read(byte[] bytes, int off, int len) throws IOException {
mBuffer.position(mPos);
if (mBuffer.remaining() == 0 || !mBuffer.isPositionHasData()) {
return -1;
}
len = Math.min(len, mBuffer.remaining());
mPos += len;
mBuffer.get(bytes, off, len);
return len;
}
};
}
public long getLength() {
long length = sb.toString().getBytes().length;
length += trailer.length();
for (ByteData byteData : dataList) length += byteData.getSize();
return length;
}
public void write(OutputStream out) throws IOException {
out.write(sb.toString().getBytes());
for (ByteData byteData : dataList) byteData.write(out);
out.write(trailer.getBytes());
}
