Java BigInteger to toStr(BigInteger number)

Description

to Str

License

Apache License

Declaration

private static String toStr(BigInteger number) throws IOException 

Method Source Code

//package com.java2s;
/*//from   w w w  .  j  a va  2  s. c  om
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.io.IOException;

import java.math.BigInteger;

public class Main {
    /**
     * The constant BLOCK_SIZE.
     */
    public static final int BLOCK_SIZE = 102;

    private static String toStr(BigInteger number) throws IOException {

        StringBuilder plaintext = new StringBuilder(BLOCK_SIZE + 1);

        String plaintextNumber = number.toString();

        plaintextNumber = plaintextNumber.substring(1,
                plaintextNumber.length());
        for (int i = 0; i < plaintextNumber.length(); i += 3) {
            String blockString = plaintextNumber.substring(i, i + 3);
            int block = Integer.parseInt(blockString);
            plaintext.append((char) block);
        }

        return plaintext.toString();
    }
}

Related

1. toIntegerBytes(final BigInteger bigInt)
2. toMinimalByteArray(BigInteger value)
3. toObject(BigInteger x)
4. toPaddedBytes(BigInteger bi, int length)
5. toPushbackReader(BigInteger x)
6. toString(BigInteger bi)
7. toString(BigInteger[] vector)
8. toUnsigned(final BigInteger[] ulong)
9. toUnsignedBigInteger(long i)