Java處理全角半角

	/**
	 * 字符串半角轉全角
	 * 
	 * @param input
	 * @return
	 */
	public String toSBC(String input) {
		char[] c = input.toCharArray();
		for (int i = 0; i < c.length; i++) {
			if (c[i] == 32) {
				c[i] = (char) 12288;
				continue;
			}
			if (c[i] < 127)
				c[i] = (char) (c[i] + 65248);
		}
		return new String(c);
	}

	/**
	 * 字符串全角轉半角
	 * 
	 * @param input
	 * @return
	 */
	public String toDBC(String input) {
		char[] c = input.toCharArray();
		for (int i = 0; i < c.length; i++) {
			if (c[i] == 12288) {
				c[i] = (char) 32;
				continue;
			}
			if (c[i] > 65280 && c[i] < 65375)
				c[i] = (char) (c[i] - 65248);
		}
		return new String(c);
	}