/**
* Constructs a new <code>String</code> by decoding the specified array of bytes using the given
* charset.
*
* <p>This method catches {@link UnsupportedEncodingException} and re-throws it as {@link
* IllegalStateException}, which should never happen for a required charset name. Use this method
* when the encoding is required to be in the JRE.
*
* @param bytes The bytes to be decoded into characters
* @param charsetName The name of a required {@link java.nio.charset.Charset}
* @return A new <code>String</code> decoded from the specified array of bytes using the given
* charset.
* @throws IllegalStateException Thrown when a {@link UnsupportedEncodingException} is caught,
* which should never happen for a required charset name.
* @see CharEncoding
* @see String#String(byte[], String)
*/
public static String newString(byte[] bytes, String charsetName) {
if (bytes == null) {
return null;
}
try {
return new String(bytes, charsetName);
} catch (UnsupportedEncodingException e) {
throw StringUtils.newIllegalStateException(charsetName, e);
}
}
/**
* Encodes the given string into a sequence of bytes using the named charset, storing the result
* into a new byte array.
*
* <p>This method catches {@link UnsupportedEncodingException} and rethrows it as {@link
* IllegalStateException}, which should never happen for a required charset name. Use this method
* when the encoding is required to be in the JRE.
*
* @param string the String to encode
* @param charsetName The name of a required {@link java.nio.charset.Charset}
* @return encoded bytes
* @throws IllegalStateException Thrown when a {@link UnsupportedEncodingException} is caught,
* which should never happen for a required charset name.
* @see CharEncoding
* @see String#getBytes(String)
*/
public static byte[] getBytesUnchecked(String string, String charsetName) {
if (string == null) {
return null;
}
try {
return string.getBytes(charsetName);
} catch (UnsupportedEncodingException e) {
throw StringUtils.newIllegalStateException(charsetName, e);
}
}
/**
* Encodes the given string into a sequence of bytes using the UTF-16BE charset, storing the
* result into a new byte array.
*
* @param string the String to encode
* @return encoded bytes
* @throws IllegalStateException Thrown when the charset is missing, which should be never
* according the the Java specification.
* @see <a href="http://java.sun.com/j2se/1.4.2/docs/api/java/nio/charset/Charset.html">Standard
* charsets</a>
* @see #getBytesUnchecked(String, String)
*/
public static byte[] getBytesUtf16Be(String string) {
return StringUtils.getBytesUnchecked(string, CharEncoding.UTF_16BE);
}
/**
* Encodes the given string into a sequence of bytes using the US-ASCII charset, storing the
* result into a new byte array.
*
* @param string the String to encode
* @return encoded bytes
* @throws IllegalStateException Thrown when the charset is missing, which should be never
* according the the Java specification.
* @see <a href="http://java.sun.com/j2se/1.4.2/docs/api/java/nio/charset/Charset.html">Standard
* charsets</a>
* @see #getBytesUnchecked(String, String)
*/
public static byte[] getBytesUsAscii(String string) {
return StringUtils.getBytesUnchecked(string, CharEncoding.US_ASCII);
}
/**
* Encodes the given string into a sequence of bytes using the ISO-8859-1 charset, storing the
* result into a new byte array.
*
* @param string the String to encode
* @return encoded bytes
* @throws IllegalStateException Thrown when the charset is missing, which should be never
* according the the Java specification.
* @see <a href="http://java.sun.com/j2se/1.4.2/docs/api/java/nio/charset/Charset.html">Standard
* charsets</a>
* @see #getBytesUnchecked(String, String)
*/
public static byte[] getBytesIso8859_1(String string) {
return StringUtils.getBytesUnchecked(string, CharEncoding.ISO_8859_1);
}
/**
* Constructs a new <code>String</code> by decoding the specified array of bytes using the UTF-8
* charset.
*
* @param bytes The bytes to be decoded into characters
* @return A new <code>String</code> decoded from the specified array of bytes using the given
* charset.
* @throws IllegalStateException Thrown when a {@link UnsupportedEncodingException} is caught,
* which should never happen since the charset is required.
*/
public static String newStringUtf8(byte[] bytes) {
return StringUtils.newString(bytes, CharEncoding.UTF_8);
}
/**
* Constructs a new <code>String</code> by decoding the specified array of bytes using the
* US-ASCII charset.
*
* @param bytes The bytes to be decoded into characters
* @return A new <code>String</code> decoded from the specified array of bytes using the given
* charset.
* @throws IllegalStateException Thrown when a {@link UnsupportedEncodingException} is caught,
* which should never happen since the charset is required.
*/
public static String newStringUsAscii(byte[] bytes) {
return StringUtils.newString(bytes, CharEncoding.US_ASCII);
}
/**
* Constructs a new <code>String</code> by decoding the specified array of bytes using the
* ISO-8859-1 charset.
*
* @param bytes The bytes to be decoded into characters
* @return A new <code>String</code> decoded from the specified array of bytes using the given
* charset.
* @throws IllegalStateException Thrown when a {@link UnsupportedEncodingException} is caught,
* which should never happen since the charset is required.
*/
public static String newStringIso8859_1(byte[] bytes) {
return StringUtils.newString(bytes, CharEncoding.ISO_8859_1);
}