Returns the ISO_8859_1 bytes of the given string. - Java java.lang

Java examples for java.lang:String Unicode

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Description

Returns the ISO_8859_1 bytes of the given string.

Demo Code


//package com.java2s;

public class Main {
    public static void main(String[] argv) {
        String string = "java2s.com";
        System.out.println(java.util.Arrays.toString(toISOBytes(string)));
    }//  w  w  w .j a va  2s  .co m

    /** ISO-8859-1 */
    public static final String ISO_8859_1 = "ISO-8859-1";

    /**
     * Returns the ISO_8859_1 bytes of the given <code>string</code>.
     * 
     * @param bytes
     * @return
     */
    public static byte[] toISOBytes(String string) {
        return toBytes(string, ISO_8859_1);
    }

    /**
     * Returns the string representation of the specified <code>bytes</code>
     * with the specified <code>charsetName</code> String.
     * 
     * @param bytes
     * @param charsetName
     * @return
     */
    public static String toString(byte[] bytes, String charsetName) {
        String bytesAsString = null;
        if (!isNullOrEmpty(bytes)) {
            try {
                if (isNullOrEmpty(charsetName)) {
                    bytesAsString = new String(bytes);
                } else {
                    bytesAsString = new String(bytes, charsetName);
                }
            } catch (Exception ex) {
                bytesAsString = (isNull(bytes) ? null : bytes.toString());
            }
        }

        return bytesAsString;
    }

    /**
     * Returns the string representation of the specified <code>bytes</code>;
     * 
     * @param bytes
     * @return
     */
    public static String toString(byte[] bytes) {
        return toString(bytes, null);
    }

    /**
     * Converts the specified <code>string</code> into bytes using the specified
     * <code>charsetName</code>.
     * 
     * @param string
     * @param charsetName
     * @return
     */
    public static byte[] toBytes(String string, String charsetName) {
        byte[] stringAsBytes = null;
        if (!isNull(string)) {
            try {
                stringAsBytes = isNullOrEmpty(charsetName) ? string
                        .getBytes() : string.getBytes(charsetName);
            } catch (Exception ex) {
                ex.printStackTrace();
            }
        }

        return stringAsBytes;
    }

    /**
     * Converts the specified <code>string</code> into bytes.
     * 
     * @param string
     * @return
     */
    public static byte[] toBytes(String string) {
        return toBytes(string, null);
    }

    /**
     * Returns true if either the string is null or empty otherwise false.
     * 
     * @param string
     * @return
     */
    public static boolean isNullOrEmpty(String string) {
        return (isNull(string) || string.isEmpty());
    }

    /**
     * Returns true if either the strings array is null or empty otherwise
     * false.
     * 
     * @param strings
     * @return
     */
    public static boolean isNullOrEmpty(Object... objects) {
        return (isNull(objects) || objects.length == 0);
    }

    /**
     * Returns true if the object is null or otherwise false.
     * 
     * @param object
     * @return
     */
    public static boolean isNull(Object object) {
        return (null == object);
    }
}

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