public final static String decode(InputStream in, char[] out)
			throws UTFDataFormatException, IOException {
		int s = 0;
		while (true) {
			char a = (char) (in.read() & 0xff);
			if (a == 0) {
				return new String(out, 0, s);
			}
			out[s] = a;
			if (a < '\u0080') {
				s++;
			}
			else if ((a & 0xe0) == 0xc0) {
				int b = in.read() & 0xff;
				if ((b & 0xC0) != 0x80) {
					throw new UTFDataFormatException("bad second byte");
				}
				out[s++] = (char) (((a & 0x1F) << 6) | (b & 0x3F));
			}
			else if ((a & 0xf0) == 0xe0) {
				int b = in.read() & 0xff;
				int c = in.read() & 0xff;
				if (((b & 0xC0) != 0x80) || ((c & 0xC0) != 0x80)) {
					throw new UTFDataFormatException("bad second or third byte");
				}
				out[s++] = (char) (((a & 0x0F) << 12) | ((b & 0x3F) << 6) | (c & 0x3F));
			}
			else {
				throw new UTFDataFormatException("bad byte");
			}
		}
	}
https://source.android.com/devices/tech/dalvik/dex-format#mutf-8
<br>
Modified version of:
<br>
https://android.googlesource.com/platform/libcore/+/7047230/dex/src/main/java/com/android/dex/Mutf8.java
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/android/dex/format/ModifiedUTF8.java