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Code Issues Projects Releases Wiki Activity

Factor out recognition of QR code format.

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This commit is contained in:
akwizgran
2022-12-02 12:12:09 +00:00
parent 1b8d1a5a8d
commit badccac90c
28 changed files with 372 additions and 121 deletions
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20
bramble-api/src/main/java/org/briarproject/bramble/util/StringUtils.java
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@@ -3,7 +3,6 @@ package org.briarproject.bramble.util;
import org.briarproject.bramble.api.FormatException;
import org.briarproject.nullsafety.NotNullByDefault;
import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.nio.charset.CharacterCodingException;
import java.nio.charset.Charset;
@@ -17,13 +16,18 @@ import javax.annotation.Nullable;
import static java.nio.charset.CodingErrorAction.IGNORE;
import static java.util.regex.Pattern.CASE_INSENSITIVE;
@SuppressWarnings("CharsetObjectCanBeUsed")
@NotNullByDefault
public class StringUtils {
private static final Charset UTF_8 = Charset.forName("UTF-8");
private static Pattern MAC = Pattern.compile("[0-9a-f]{2}:[0-9a-f]{2}:" +
"[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}",
CASE_INSENSITIVE);
public static final Charset UTF_8 = Charset.forName("UTF-8");
public static final Charset US_ASCII = Charset.forName("US-ASCII");
public static final Charset ISO_8859_1 = Charset.forName("ISO-8859-1");
private static final Pattern MAC =
Pattern.compile("[0-9a-f]{2}:[0-9a-f]{2}:" +
"[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}",
CASE_INSENSITIVE);
private static final char[] HEX = new char[] {
'0', '1', '2', '3', '4', '5', '6', '7',
@@ -45,11 +49,7 @@ public class StringUtils {
}
public static byte[] toUtf8(String s) {
try {
return s.getBytes("UTF-8");
} catch (UnsupportedEncodingException e) {
throw new AssertionError(e);
}
return s.getBytes(UTF_8);
}
public static String fromUtf8(byte[] bytes) {