Apache Tomcat 7.0.42

## org.apache.tomcat.util.buf
Class Ascii

    java.lang.Object
      org.apache.tomcat.util.buf.Ascii

    public final class Ascii

extends Object

This class implements some basic ASCII character handling functions.

Author:
  dac@eng.sun.com, James Todd [gonzo@eng.sun.com]

Constructor Summary
`Ascii()`

Method Summary
`static boolean` `isAlpha(int c)` Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.
`static boolean` `isDigit(int c)` Returns true if the specified ASCII character is a digit.
`static boolean` `isLower(int c)` Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.
`static boolean` `isUpper(int c)` Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.
`static boolean` `isWhite(int c)` Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.
`static int` `parseInt(byte[] b, int off, int len)` Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.
`static int` `parseInt(char[] b, int off, int len)` Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.
`static long` `parseLong(byte[] b, int off, int len)` Parses an unsigned long from the specified subarray of bytes.
`static long` `parseLong(char[] b, int off, int len)` Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.
`static int` `toLower(int c)` Returns the lower case equivalent of the specified ASCII character.
`static int` `toUpper(int c)` Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### Ascii

    public Ascii()

Method Detail

### toUpper

    @Deprecated
    public static int toUpper(int c)

  Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

  Returns the upper case equivalent of the specified ASCII character.

### toLower

    public static int toLower(int c)

  Returns the lower case equivalent of the specified ASCII character.

### isAlpha

    @Deprecated
    public static boolean isAlpha(int c)

  Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

  Returns true if the specified ASCII character is upper or lower case.

### isUpper

    @Deprecated
    public static boolean isUpper(int c)

  Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

  Returns true if the specified ASCII character is upper case.

### isLower

    @Deprecated
    public static boolean isLower(int c)

  Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

  Returns true if the specified ASCII character is lower case.

### isWhite

    @Deprecated
    public static boolean isWhite(int c)

  Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

  Returns true if the specified ASCII character is white space.

### isDigit

    public static boolean isDigit(int c)

  Returns true if the specified ASCII character is a digit.

### parseInt

    @Deprecated
    public static int parseInt(byte[] b,
                                          int off,
                                          int len)
                        throws NumberFormatException

  Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

  Parses an unsigned integer from the specified subarray of bytes.

  Parameters:
    `b` - the bytes to parse
    `off` - the start offset of the bytes
    `len` - the length of the bytes
  Throws:
    `NumberFormatException` - if the integer format was invalid

### parseInt

    @Deprecated
    public static int parseInt(char[] b,
                                          int off,
                                          int len)
                        throws NumberFormatException

  Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

  Throws:
    `NumberFormatException`

### parseLong

    public static long parseLong(byte[] b,
                                 int off,
                                 int len)
                          throws NumberFormatException

  Parses an unsigned long from the specified subarray of bytes.

  Parameters:
    `b` - the bytes to parse
    `off` - the start offset of the bytes
    `len` - the length of the bytes
  Throws:
    `NumberFormatException` - if the long format was invalid

### parseLong

    @Deprecated
    public static long parseLong(char[] b,
                                            int off,
                                            int len)
                          throws NumberFormatException

  Deprecated. Unused. Will be removed in Tomcat 8.0.x onwards.

  Throws:
    `NumberFormatException`

Apache Tomcat 7.0.42

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