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Packed strings.
There is a newer version: 0.6.0
package cdc.util.pstrings;

import java.nio.ByteBuffer;

final class PackedString56 extends PackedString {
    private final int f1;
    private final int f2;
    private final int f3;
    private final int f4;
    private final int f5;
    private final int f6;
    private final int f7;
    private final int f8;
    private final int f9;
    private final int f10;
    private final int f11;
    private final int f12;
    private final int f13;
    private final int f14;

    public PackedString56(final byte[] bytes) {
        f1 = get(bytes, 3) | get(bytes, 2) << 8 | get(bytes, 1) << 16 | get(bytes, 0) << 24;
        f2 = get(bytes, 7) | get(bytes, 6) << 8 | get(bytes, 5) << 16 | get(bytes, 4) << 24;
        f3 = get(bytes, 11) | get(bytes, 10) << 8 | get(bytes, 9) << 16 | get(bytes, 8) << 24;
        f4 = get(bytes, 15) | get(bytes, 14) << 8 | get(bytes, 13) << 16 | get(bytes, 12) << 24;
        f5 = get(bytes, 19) | get(bytes, 18) << 8 | get(bytes, 17) << 16 | get(bytes, 16) << 24;
        f6 = get(bytes, 23) | get(bytes, 22) << 8 | get(bytes, 21) << 16 | get(bytes, 20) << 24;
        f7 = get(bytes, 27) | get(bytes, 26) << 8 | get(bytes, 25) << 16 | get(bytes, 24) << 24;
        f8 = get(bytes, 31) | get(bytes, 30) << 8 | get(bytes, 29) << 16 | get(bytes, 28) << 24;
        f9 = get(bytes, 35) | get(bytes, 34) << 8 | get(bytes, 33) << 16 | get(bytes, 32) << 24;
        f10 = get(bytes, 39) | get(bytes, 38) << 8 | get(bytes, 37) << 16 | get(bytes, 36) << 24;
        f11 = get(bytes, 43) | get(bytes, 42) << 8 | get(bytes, 41) << 16 | get(bytes, 40) << 24;
        f12 = get(bytes, 47) | get(bytes, 46) << 8 | get(bytes, 45) << 16 | get(bytes, 44) << 24;
        f13 = get(bytes, 51) | get(bytes, 50) << 8 | get(bytes, 49) << 16 | get(bytes, 48) << 24;
        f14 = get(bytes, 55) | get(bytes, 54) << 8 | get(bytes, 53) << 16 | get(bytes, 52) << 24;
    }

    @Override
    protected byte[] toBytes() {
        final ByteBuffer buffer = ByteBuffer.allocate(64);
        buffer.putInt(f1);
        buffer.putInt(f2);
        buffer.putInt(f3);
        buffer.putInt(f4);
        buffer.putInt(f5);
        buffer.putInt(f6);
        buffer.putInt(f7);
        buffer.putInt(f8);
        buffer.putInt(f9);
        buffer.putInt(f10);
        buffer.putInt(f11);
        buffer.putInt(f12);
        buffer.putInt(f13);
        buffer.putInt(f14);
        return buffer.array();
    }

    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }
        if (other == null || getClass() != other.getClass()) {
            return false;
        }
        final PackedString56 o = (PackedString56) other;
        return f1 == o.f1 && f2 == o.f2 && f3 == o.f3 && f4 == o.f4 && f5 == o.f5 && f6 == o.f6 && f7 == o.f7
                && f8 == o.f8 && f9 == o.f9 && f10 == o.f10 && f11 == o.f11 && f12 == o.f12 && f13 == o.f13
                && f14 == o.f14;
    }

    @Override
    public int hashCode() {
        int result = f1;
        result = 31 * result + f2;
        result = 31 * result + f3;
        result = 31 * result + f4;
        result = 31 * result + f5;
        result = 31 * result + f6;
        result = 31 * result + f7;
        result = 31 * result + f8;
        result = 31 * result + f9;
        result = 31 * result + f10;
        result = 31 * result + f11;
        result = 31 * result + f12;
        result = 31 * result + f13;
        result = 31 * result + f14;
        return result;
    }
}