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From elecha...@apache.org
Subject svn commit: r485047 [2/2] - in /directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap: schema/ schema/syntax/ util/
Date Sat, 09 Dec 2006 19:28:28 GMT
Copied: directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/SyntaxChecker.java
(from r482559, directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/SyntaxChecker.java)
URL: http://svn.apache.org/viewvc/directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/SyntaxChecker.java?view=diff&rev=485047&p1=directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/SyntaxChecker.java&r1=482559&p2=directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/SyntaxChecker.java&r2=485047
==============================================================================
--- directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/SyntaxChecker.java
(original)
+++ directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/SyntaxChecker.java
Sat Dec  9 11:28:26 2006
@@ -17,7 +17,7 @@
  *  under the License. 
  *  
  */
-package org.apache.directory.shared.ldap.schema;
+package org.apache.directory.shared.ldap.schema.syntax;
 
 
 import javax.naming.NamingException;
@@ -29,7 +29,6 @@
  * enforce a syntax within the Eve server.
  * 
  * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
- * @version $Rev$
  */
 public interface SyntaxChecker
 {
@@ -38,27 +37,24 @@
      * 
      * @return the object identifier of the Syntax this SyntaxChecker validates
      */
-    String getSyntaxOid();
+    abstract String getSyntaxOid();
 
 
     /**
      * Determines if the attribute's value conforms to the attribute syntax.
      * 
-     * @param a_value
-     *            the value of some attribute with the syntax
+     * @param value the value of some attribute with the syntax
      * @return true if the value is in the valid syntax, false otherwise
      */
-    boolean isValidSyntax( Object a_value );
+    boolean isValidSyntax( Object value );
 
 
     /**
      * Asserts whether or not the attribute's value conforms to the attribute
      * syntax.
      * 
-     * @param a_value
-     *            the value of some attribute with the syntax
-     * @throws NamingException
-     *             if the value does not conform to the attribute syntax.
+     * @param value the value of some attribute with the syntax
+     * @throws NamingException if the value does not conform to the attribute syntax.
      */
-    void assertSyntax( Object a_value ) throws NamingException;
+    void assertSyntax( Object value ) throws NamingException;
 }

Added: directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/TelephoneNumberSyntaxChecker.java
URL: http://svn.apache.org/viewvc/directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/TelephoneNumberSyntaxChecker.java?view=auto&rev=485047
==============================================================================
--- directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/TelephoneNumberSyntaxChecker.java
(added)
+++ directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/TelephoneNumberSyntaxChecker.java
Sat Dec  9 11:28:26 2006
@@ -0,0 +1,160 @@
+/*
+ *  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. 
+ *  
+ */
+package org.apache.directory.shared.ldap.schema.syntax;
+
+
+import javax.naming.NamingException;
+
+
+import org.apache.directory.shared.ldap.exception.LdapInvalidAttributeValueException;
+import org.apache.directory.shared.ldap.message.ResultCodeEnum;
+import org.apache.directory.shared.ldap.util.StringTools;
+
+
+/**
+ * A SyntaxChecker which verifies that a value is an Integer according to RFC 4517.
+ * 
+ * From RFC 4517 :
+ * 
+ * Integer = ( HYPHEN LDIGIT *DIGIT ) | number
+ * 
+ * From RFC 4512 :
+ * number  = DIGIT | ( LDIGIT 1*DIGIT )
+ * DIGIT   = %x30 | LDIGIT       ; "0"-"9"
+ * LDIGIT  = %x31-39             ; "1"-"9"
+ * HYPHEN  = %x2D                ; hyphen ("-")
+ * 
+ *
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ * @version $Rev$
+ */
+public class TelephoneNumberSyntaxChecker implements SyntaxChecker
+{
+    /** The Syntax OID, according to RFC 4517, par. 3.3.31 */
+    public static final String OID = "1.3.6.1.4.1.1466.115.121.1.27";
+    
+    /**
+     * 
+     * Creates a new instance of IntegerSyntaxChecker.
+     *
+     */
+    public TelephoneNumberSyntaxChecker()
+    {
+    }
+    
+    
+    /* (non-Javadoc)
+     * @see org.apache.directory.shared.ldap.schema.SyntaxChecker#assertSyntax(java.lang.Object)
+     */
+    public void assertSyntax( Object value ) throws NamingException
+    {
+        if ( ! isValidSyntax( value ) )
+        {
+            throw new LdapInvalidAttributeValueException( ResultCodeEnum.INVALID_ATTRIBUTE_SYNTAX
);
+        }
+    }
+
+
+    /* (non-Javadoc)
+     * @see org.apache.directory.shared.ldap.schema.SyntaxChecker#getSyntaxOid()
+     */
+    public String getSyntaxOid()
+    {
+        return OID;
+    }
+
+
+    /* (non-Javadoc)
+     * @see org.apache.directory.shared.ldap.schema.SyntaxChecker#isValidSyntax(java.lang.Object)
+     */
+    public boolean isValidSyntax( Object value )
+    {
+        String strValue;
+
+        if ( value == null )
+        {
+            return false;
+        }
+        
+        if ( value instanceof String )
+        {
+            strValue = ( String ) value;
+        }
+        else if ( value instanceof byte[] )
+        {
+            strValue = StringTools.utf8ToString( ( byte[] ) value ); 
+        }
+        else
+        {
+            strValue = value.toString();
+        }
+
+        if ( strValue.length() == 0 )
+        {
+            return false;
+        }
+        
+        // The first char must be either a '-' or in [0..9].
+        // If it's a '0', then there should be any other char after
+        int pos = 0;
+        char c = strValue.charAt( pos );
+        
+        if ( c == '-' )
+        {
+            pos = 1;
+        }
+        else if ( !StringTools.isDigit( c ) )
+        {
+            return false;
+        }
+        else if ( c == '0' )
+        {
+            if ( strValue.length() > 1 )
+            {
+                return false;
+            }
+            else
+            {
+                return true;
+            }
+        }
+            
+        // We must have at least a digit which is not '0'
+        if ( !StringTools.isDigit( strValue, pos ) )
+        {
+            return false;
+        }
+        else if ( StringTools.isCharASCII( strValue, pos, '0' ) )
+        {
+            return false;
+        }
+        else
+        {
+            pos++;
+        }
+        
+        while ( StringTools.isDigit( strValue, pos) )
+        {
+            pos++;
+        }
+        
+        return ( pos == strValue.length() );
+    }
+}

Added: directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/UtcTimeSyntaxChecker.java
URL: http://svn.apache.org/viewvc/directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/UtcTimeSyntaxChecker.java?view=auto&rev=485047
==============================================================================
--- directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/UtcTimeSyntaxChecker.java
(added)
+++ directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/schema/syntax/UtcTimeSyntaxChecker.java
Sat Dec  9 11:28:26 2006
@@ -0,0 +1,151 @@
+/*
+ *  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. 
+ *  
+ */
+package org.apache.directory.shared.ldap.schema.syntax;
+
+
+import java.util.regex.Pattern;
+
+import javax.naming.NamingException;
+
+
+import org.apache.directory.shared.ldap.exception.LdapInvalidAttributeValueException;
+import org.apache.directory.shared.ldap.message.ResultCodeEnum;
+import org.apache.directory.shared.ldap.util.StringTools;
+
+
+/**
+ * A SyntaxChecker which verifies that a value is a UTC time
+ * according to RFC 4517.
+ * 
+ * From RFC 4517 :
+ * UTCTime         = year month day hour minute [ second ] [ u-time-zone ]
+ * u-time-zone     = %x5A          ; "Z" | u-differential
+ * u-differential  = ( MINUS | PLUS ) hour minute
+ *
+ * year    = 2(%x30-39)            ; "00" to "99"
+ * month   = ( %x30 %x31-39 )      ; "01" (January) to "09"
+ *           | ( %x31 %x30-32 )    ; "10" to "12"
+ * day     = ( %x30 %x31-39 )      ; "01" to "09"
+ *           | ( %x31-32 %x30-39 ) ; "10" to "29"
+ *           | ( %x33 %x30-31 )    ; "30" to "31"
+ * hour    = ( %x30-31 %x30-39 ) 
+ *           | ( %x32 %x30-33 )    ; "00" to "23"
+ * minute  = %x30-35 %x30-39       ; "00" to "59"
+ *
+ * second  = ( %x30-35 %x30-39 )   ; "00" to "59"
+ *
+ * g-time-zone = %x5A              ; "Z"
+ *               | g-differential
+ * g-differential = ( MINUS / PLUS ) hour [ minute ]
+ * MINUS   = %x2D  ; minus sign ("-")
+ * 
+ * From RFC 4512 :
+ * PLUS    = %x2B ; plus sign ("+")
+ * 
+ *
+ * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
+ * @version $Rev$
+ */
+public class UtcTimeSyntaxChecker implements SyntaxChecker
+{
+    /** The Syntax OID, according to RFC 4517, par. 3.3.34 */
+    public static final String OID = "1.3.6.1.4.1.1466.115.121.1.53";
+    
+    /** The GeneralizedDate pattern matching */
+    private static final String UTC_TIME_PATTERN = 
+                "^\\d{2}" +                                 // year : 00 to 99
+                "(0[1-9]|1[0-2])" +                         // month : 01 to 12
+                "(0[1-9]|[12]\\d|3[01])" +                  // day : 01 to 31
+                "([01]\\d|2[0-3])" +                        // hour: 00 to 23
+                "([0-5]\\d)" +                              // minute : 00 to 59
+                "(" +
+                    "([0-5]\\d)?" +                         // optional second : 00 to 59
+                    "(Z|([+-]([01]\\d|2[0-3])[0-5]\\d))?" + // optionnal time-zone
+                ")$";
+    
+    // The regexp pattern matcher
+    private Pattern datePattern = Pattern.compile( UTC_TIME_PATTERN ); 
+
+    /**
+     * 
+     * Creates a new instance of UtcTimeSyntaxChecker.
+     *
+     */
+    public UtcTimeSyntaxChecker()
+    {
+    }
+    
+    
+    /* (non-Javadoc)
+     * @see org.apache.directory.shared.ldap.schema.SyntaxChecker#assertSyntax(java.lang.Object)
+     */
+    public void assertSyntax( Object value ) throws NamingException
+    {
+        if ( ! isValidSyntax( value ) )
+        {
+            throw new LdapInvalidAttributeValueException( ResultCodeEnum.INVALID_ATTRIBUTE_SYNTAX
);
+        }
+    }
+
+
+    /* (non-Javadoc)
+     * @see org.apache.directory.shared.ldap.schema.SyntaxChecker#getSyntaxOid()
+     */
+    public String getSyntaxOid()
+    {
+        return OID;
+    }
+
+
+    /* (non-Javadoc)
+     * @see org.apache.directory.shared.ldap.schema.SyntaxChecker#isValidSyntax(java.lang.Object)
+     */
+    public boolean isValidSyntax( Object value )
+    {
+        String strValue;
+
+        if ( value == null )
+        {
+            return false;
+        }
+        
+        if ( value instanceof String )
+        {
+            strValue = ( String ) value;
+        }
+        else if ( value instanceof byte[] )
+        {
+            strValue = StringTools.utf8ToString( ( byte[] ) value ); 
+        }
+        else
+        {
+            strValue = value.toString();
+        }
+
+        // A generalized time must have a minimal length of 11 
+        if ( strValue.length() < 11 )
+        {
+            return false;
+        }
+        
+        // Start the date parsing
+        return datePattern.matcher( strValue ).find();
+    }
+}

Modified: directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/util/StringTools.java
URL: http://svn.apache.org/viewvc/directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/util/StringTools.java?view=diff&rev=485047&r1=485046&r2=485047
==============================================================================
--- directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/util/StringTools.java
(original)
+++ directory/trunks/shared/ldap/src/main/java/org/apache/directory/shared/ldap/util/StringTools.java
Sat Dec  9 11:28:26 2006
@@ -102,6 +102,69 @@
             true,  true,  true,  false, false, false, false, false 
         };
 
+    /** &lt;alpha-lower-case> ::= [0x61-0x7A] */
+    public static final boolean[] ALPHA_LOWER_CASE =
+        { 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  false, false, false, false, false 
+        };
+
+    /** &lt;alpha-upper-case> ::= [0x41-0x5A] */
+    public static final boolean[] ALPHA_UPPER_CASE =
+        { 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+        };
+
+    /** &lt;alpha-digit> | &lt;digit> */
+    public static final boolean[] ALPHA_DIGIT =
+        { 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            false, false, false, false, false, false, false, false, 
+            true,  true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  false, false, false, false, false, false, 
+            false, true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  true,  true,  true,  true,  true,
+            true,  true,  true,  true,  true,  true,  true,  true,  
+            true,  true,  true,  false, false, false, false, false, 
+            false, true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  true,  true,  true,  true,  true, 
+            true,  true,  true,  false, false, false, false, false 
+        };
+
     /** &lt;alpha> | &lt;digit> | '-' */
     public static final boolean[] CHAR =
         { 
@@ -205,6 +268,34 @@
               0,   0,   0,   0,   0,   0,   0,   0 
         };
 
+    /** upperCase = 'A' .. 'Z', '0'..'9', '-' */
+    public static final char[] UPPER_CASE =
+        { 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0, '-',   0,   0, 
+            '0', '1', '2', '3', '4', '5', '6', '7', 
+            '8', '9',   0,   0,   0,   0,   0,   0, 
+              0, 'A', 'B', 'C', 'D', 'E', 'F', 'G', 
+            'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 
+            'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 
+            'X', 'Y', 'Z',   0,   0,   0,   0,   0, 
+              0, 'A', 'B', 'C', 'D', 'E', 'F', 'G', 
+            'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 
+            'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 
+            'X', 'Y', 'Z',   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0, 
+              0,   0,   0,   0,   0,   0,   0,   0 
+        };
     private static final int CHAR_ONE_BYTE_MASK = 0xFFFFFF80;
 
     private static final int CHAR_TWO_BYTES_MASK = 0xFFFFF800;
@@ -462,7 +553,27 @@
         
         for ( int i = 0; i < chars.length; i++ )
         {
-            chars[i] = LOWER_CASE[ chars[i]];
+            chars[i] = LOWER_CASE[ chars[i] ];
+        }
+        
+        return new String( chars );
+    }
+    
+    /**
+     * Rewrote the toLowercase method to improve performances.
+     * In Ldap, attributesType are supposed to use ASCII chars :
+     * 'a'-'z', 'A'-'Z', '0'-'9', '.' and '-' only.
+     * 
+     * @param value The String to uppercase
+     * @return The uppercase string
+     */
+    public static final String toUpperCase( String value )
+    {
+        char[] chars = value.toCharArray();
+        
+        for ( int i = 0; i < chars.length; i++ )
+        {
+            chars[i] = UPPER_CASE[ chars[i] ];
         }
         
         return new String( chars );
@@ -1482,6 +1593,31 @@
     }
 
     /**
+     * Test if the current character is a bit, ie 0 or 1.
+     * 
+     * @param string
+     *            The String which contains the data
+     * @param index
+     *            Current position in the string
+     * @return <code>true</code> if the current character is a bit (0 or 1)
+     */
+    public static final boolean isBit( String string, int index )
+    {
+        int length = string.length();
+        
+        if ( ( string == null ) || ( length == 0 ) || ( index < 0 ) || ( index >= length
) )
+        {
+            return false;
+        }
+        else
+        {
+            char c =  string.charAt(  index );
+            return ( ( c == '0' ) || ( c == '1' ) );
+        }
+    }
+
+
+    /**
      * Get the character at a given position in a string, checking fo limits
      * 
      * @param string
@@ -1735,6 +1871,74 @@
         }
     }
 
+    /**
+     * Test if the current character is a lowercased Alpha character : <br/>
+     * &lt;alpha> ::= [0x61-0x7A]
+     * 
+     * @param string
+     *            The string which contains the data
+     * @param index
+     *            Current position in the string
+     * @return <code>true</code> if the current character is a lower Alpha
+     *         character
+     */
+    public static final boolean isAlphaLowercaseASCII( String string, int index )
+    {
+        int length = string.length();
+        
+        if ( ( string == null ) || ( length == 0 ) || ( index < 0 ) || ( index >= length
) )
+        {
+            return false;
+        }
+        else
+        {
+            char c = string.charAt( index++ );
+
+            if ( ( c > 127 ) || ( ALPHA_LOWER_CASE[c] == false ) )
+            {
+                return false;
+            }
+            else
+            {
+                return true;
+            }
+        }
+    }
+
+    /**
+     * Test if the current character is a uppercased Alpha character : <br/>
+     * &lt;alpha> ::= [0x61-0x7A]
+     * 
+     * @param string
+     *            The string which contains the data
+     * @param index
+     *            Current position in the string
+     * @return <code>true</code> if the current character is a lower Alpha
+     *         character
+     */
+    public static final boolean isAlphaUppercaseASCII( String string, int index )
+    {
+        int length = string.length();
+        
+        if ( ( string == null ) || ( length == 0 ) || ( index < 0 ) || ( index >= length
) )
+        {
+            return false;
+        }
+        else
+        {
+            char c = string.charAt( index++ );
+
+            if ( ( c > 127 ) || ( ALPHA_UPPER_CASE[c] == false ) )
+            {
+                return false;
+            }
+            else
+            {
+                return true;
+            }
+        }
+    }
+
 
     /**
      * Test if the current character is a digit &lt;digit> ::= '0' | '1' | '2' |
@@ -1825,6 +2029,41 @@
             return ( ( ( chars[0] > 127 ) || !DIGIT[chars[0]] ) ? false : true );
         }
     }
+
+    /**
+     * Check if the current character is an 7 bits ASCII CHAR (between 0 and
+     * 127). 
+     * &lt;char> ::= &lt;alpha> | &lt;digit>
+     * 
+     * @param string
+     *            The string which contains the data
+     * @param index
+     *            Current position in the string
+     * @return The position of the next character, if the current one is a CHAR.
+     */
+    public static final boolean isAlphaDigit( String string, int index )
+    {
+        int length = string.length();
+        
+        if ( ( string == null ) || ( length == 0 ) || ( index < 0 ) || ( index >= length
) )
+        {
+            return false;
+        }
+        else
+        {
+            char c = string.charAt( index++ );
+
+            if ( ( c > 127 ) || ( ALPHA_DIGIT[c] == false ) )
+            {
+                return false;
+            }
+            else
+            {
+                return true;
+            }
+        }
+    }
+
 
 
     /**



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