Here you can find the source of base64(byte[] data)
static String base64(byte[] data)
//package com.java2s; /*//from w w w . java 2s . c o m * Copyright 2014-2018 Netflix, Inc. * * 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. */ import java.util.Base64; public class Main { private static final int LINE_LENGTH = 76; private static final byte[] LINE_SEP = new byte[] { '\r', '\n' }; /** Base64 encode the input data. */ static String base64(byte[] data) { Base64.Encoder b64enc = Base64.getMimeEncoder(LINE_LENGTH, LINE_SEP); return b64enc.encodeToString(data); } }