org.jboss.ejb.client.ArrayUtil Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source.
* Copyright 2017 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.ejb.client;
/**
* @author David M. Lloyd
*/
final class ArrayUtil {
private ArrayUtil() {}
static String bytesToString(byte[] bytes, int offs, int len) {
StringBuilder b = new StringBuilder(len * 2);
int h, l;
for (int i = 0; i < len; i ++) {
h = bytes[i + offs] & 0xff;
l = h & 0x0f;
h >>= 4;
if (h < 10) {
b.append('0' + h);
} else {
b.append('A' + h - 10);
}
if (l < 10) {
b.append('0' + l);
} else {
b.append('A' + l - 10);
}
}
return b.toString();
}
}