1 files changed, 0 insertions, 314 deletions
diff --git a/core/src/main/java/org/bouncycastle/util/Strings.java b/core/src/main/java/org/bouncycastle/util/Strings.java
deleted file mode 100644
index 770edaa6..00000000
--- a/core/src/main/java/org/bouncycastle/util/Strings.java
+++ /dev/null
@@ -1,314 +0,0 @@
-package org.bouncycastle.util;
-
-import java.io.ByteArrayOutputStream;
-import java.io.IOException;
-import java.io.OutputStream;
-import java.util.Vector;
-
-public final class Strings
-{
-    public static String fromUTF8ByteArray(byte[] bytes)
-    {
-        int i = 0;
-        int length = 0;
-
-        while (i < bytes.length)
-        {
-            length++;
-            if ((bytes[i] & 0xf0) == 0xf0)
-            {
-                // surrogate pair
-                length++;
-                i += 4;
-            }
-            else if ((bytes[i] & 0xe0) == 0xe0)
-            {
-                i += 3;
-            }
-            else if ((bytes[i] & 0xc0) == 0xc0)
-            {
-                i += 2;
-            }
-            else
-            {
-                i += 1;
-            }
-        }
-
-        char[] cs = new char[length];
-
-        i = 0;
-        length = 0;
-
-        while (i < bytes.length)
-        {
-            char ch;
-
-            if ((bytes[i] & 0xf0) == 0xf0)
-            {
-                int codePoint = ((bytes[i] & 0x03) << 18) | ((bytes[i+1] & 0x3F) << 12) | ((bytes[i+2] & 0x3F) << 6) | (bytes[i+3] & 0x3F);
-                int U = codePoint - 0x10000;
-                char W1 = (char)(0xD800 | (U >> 10));
-                char W2 = (char)(0xDC00 | (U & 0x3FF));
-                cs[length++] = W1;
-                ch = W2;
-                i += 4;
-            }
-            else if ((bytes[i] & 0xe0) == 0xe0)
-            {
-                ch = (char)(((bytes[i] & 0x0f) << 12)
-                        | ((bytes[i + 1] & 0x3f) << 6) | (bytes[i + 2] & 0x3f));
-                i += 3;
-            }
-            else if ((bytes[i] & 0xd0) == 0xd0)
-            {
-                ch = (char)(((bytes[i] & 0x1f) << 6) | (bytes[i + 1] & 0x3f));
-                i += 2;
-            }
-            else if ((bytes[i] & 0xc0) == 0xc0)
-            {
-                ch = (char)(((bytes[i] & 0x1f) << 6) | (bytes[i + 1] & 0x3f));
-                i += 2;
-            }
-            else
-            {
-                ch = (char)(bytes[i] & 0xff);
-                i += 1;
-            }
-
-            cs[length++] = ch;
-        }
-
-        return new String(cs);
-    }
-    
-    public static byte[] toUTF8ByteArray(String string)
-    {
-        return toUTF8ByteArray(string.toCharArray());
-    }
-
-    public static byte[] toUTF8ByteArray(char[] string)
-    {
-        ByteArrayOutputStream bOut = new ByteArrayOutputStream();
-
-        try
-        {
-            toUTF8ByteArray(string, bOut);
-        }
-        catch (IOException e)
-        {
-            throw new IllegalStateException("cannot encode string to byte array!");
-        }
-        
-        return bOut.toByteArray();
-    }
-
-    public static void toUTF8ByteArray(char[] string, OutputStream sOut)
-        throws IOException
-    {
-        char[] c = string;
-        int i = 0;
-
-        while (i < c.length)
-        {
-            char ch = c[i];
-
-            if (ch < 0x0080)
-            {
-                sOut.write(ch);
-            }
-            else if (ch < 0x0800)
-            {
-                sOut.write(0xc0 | (ch >> 6));
-                sOut.write(0x80 | (ch & 0x3f));
-            }
-            // surrogate pair
-            else if (ch >= 0xD800 && ch <= 0xDFFF)
-            {
-                // in error - can only happen, if the Java String class has a
-                // bug.
-                if (i + 1 >= c.length)
-                {
-                    throw new IllegalStateException("invalid UTF-16 codepoint");
-                }
-                char W1 = ch;
-                ch = c[++i];
-                char W2 = ch;
-                // in error - can only happen, if the Java String class has a
-                // bug.
-                if (W1 > 0xDBFF)
-                {
-                    throw new IllegalStateException("invalid UTF-16 codepoint");
-                }
-                int codePoint = (((W1 & 0x03FF) << 10) | (W2 & 0x03FF)) + 0x10000;
-                sOut.write(0xf0 | (codePoint >> 18));
-                sOut.write(0x80 | ((codePoint >> 12) & 0x3F));
-                sOut.write(0x80 | ((codePoint >> 6) & 0x3F));
-                sOut.write(0x80 | (codePoint & 0x3F));
-            }
-            else
-            {
-                sOut.write(0xe0 | (ch >> 12));
-                sOut.write(0x80 | ((ch >> 6) & 0x3F));
-                sOut.write(0x80 | (ch & 0x3F));
-            }
-
-            i++;
-        }
-    }
-
-    /**
-     * A locale independent version of toUpperCase.
-     * 
-     * @param string input to be converted
-     * @return a US Ascii uppercase version
-     */
-    public static String toUpperCase(String string)
-    {
-        boolean changed = false;
-        char[] chars = string.toCharArray();
-        
-        for (int i = 0; i != chars.length; i++)
-        {
-            char ch = chars[i];
-            if ('a' <= ch && 'z' >= ch)
-            {
-                changed = true;
-                chars[i] = (char)(ch - 'a' + 'A');
-            }
-        }
-        
-        if (changed)
-        {
-            return new String(chars);
-        }
-        
-        return string;
-    }
-    
-    /**
-     * A locale independent version of toLowerCase.
-     * 
-     * @param string input to be converted
-     * @return a US ASCII lowercase version
-     */
-    public static String toLowerCase(String string)
-    {
-        boolean changed = false;
-        char[] chars = string.toCharArray();
-        
-        for (int i = 0; i != chars.length; i++)
-        {
-            char ch = chars[i];
-            if ('A' <= ch && 'Z' >= ch)
-            {
-                changed = true;
-                chars[i] = (char)(ch - 'A' + 'a');
-            }
-        }
-        
-        if (changed)
-        {
-            return new String(chars);
-        }
-        
-        return string;
-    }
-
-    public static byte[] toByteArray(char[] chars)
-    {
-        byte[] bytes = new byte[chars.length];
-
-        for (int i = 0; i != bytes.length; i++)
-        {
-            bytes[i] = (byte)chars[i];
-        }
-
-        return bytes;
-    }
-
-    public static byte[] toByteArray(String string)
-    {
-        byte[] bytes = new byte[string.length()];
-
-        for (int i = 0; i != bytes.length; i++)
-        {
-            char ch = string.charAt(i);
-
-            bytes[i] = (byte)ch;
-        }
-
-        return bytes;
-    }
-
-    public static int toByteArray(String s, byte[] buf, int off)
-    {
-        int count = s.length();
-        for (int i = 0; i < count; ++i)
-        {
-            char c = s.charAt(i);
-            buf[off + i] = (byte)c;
-        }
-        return count;
-    }
-
-    /**
-     * Convert an array of 8 bit characters into a string.
-     *
-     * @param bytes 8 bit characters.
-     * @return resulting String.
-     */
-    public static String fromByteArray(byte[] bytes)
-    {
-        return new String(asCharArray(bytes));
-    }
-
-    /**
-     * Do a simple conversion of an array of 8 bit characters into a string.
-     *
-     * @param bytes 8 bit characters.
-     * @return resulting String.
-     */
-    public static char[] asCharArray(byte[] bytes)
-    {
-        char[] chars = new char[bytes.length];
-
-        for (int i = 0; i != chars.length; i++)
-        {
-            chars[i] = (char)(bytes[i] & 0xff);
-        }
-
-        return chars;
-    }
-
-    public static String[] split(String input, char delimiter)
-    {
-        Vector           v = new Vector();
-        boolean moreTokens = true;
-        String subString;
-
-        while (moreTokens)
-        {
-            int tokenLocation = input.indexOf(delimiter);
-            if (tokenLocation > 0)
-            {
-                subString = input.substring(0, tokenLocation);
-                v.addElement(subString);
-                input = input.substring(tokenLocation + 1);
-            }
-            else
-            {
-                moreTokens = false;
-                v.addElement(input);
-            }
-        }
-
-        String[] res = new String[v.size()];
-
-        for (int i = 0; i != res.length; i++)
-        {
-            res[i] = (String)v.elementAt(i);
-        }
-        return res;
-    }
-}