Java-HardwareIDUtils.rar_BIOS_Java-api-mac_java hardware id_java

package com.land.util; import java.util.ArrayList; import java.util.Arrays; import java.util.Collection; import java.util.Collections; import java.util.Enumeration; import java.util.Iterator; import java.util.LinkedList; import java.util.List; import java.util.Locale; import java.util.Properties; import java.util.Set; import java.util.StringTokenizer; import java.util.TreeSet; import java.util.UUID; public class StringUtils { private static final String FOLDER_SEPARATOR = "/"; private static final String WINDOWS_FOLDER_SEPARATOR = "\\"; private static final String TOP_PATH = ".."; private static final String CURRENT_PATH = "."; private static final char EXTENSION_SEPARATOR = '.'; /** * Append the given String to the given String array, returning a new array * consisting of the input array contents plus the given String. * * @param array * the array to append to (can be <code>null</code>) * @param str * the String to append * @return the new array (never <code>null</code>) */ public static String[] addStringToArray(String[] array, String str) { if (ObjectUtils.isEmpty(array)) { return new String[] { str }; } String[] newArr = new String[array.length + 1]; System.arraycopy(array, 0, newArr, 0, array.length); newArr[array.length] = str; return newArr; } /** * Apply the given relative path to the given path, assuming standard Java * folder separation (i.e. "/" separators); * * @param path * the path to start from (usually a full file path) * @param relativePath * the relative path to apply (relative to the full file path * above) * @return the full file path that results from applying the relative path */ public static String applyRelativePath(String path, String relativePath) { int separatorIndex = path.lastIndexOf(FOLDER_SEPARATOR); if (separatorIndex != -1) { String newPath = path.substring(0, separatorIndex); if (!relativePath.startsWith(FOLDER_SEPARATOR)) { newPath += FOLDER_SEPARATOR; } return newPath + relativePath; } else { return relativePath; } } /** * Convenience method to return a String array as a CSV String. E.g. useful * for <code>toString()</code> implementations. * * @param arr * the array to display * @return the delimited String */ public static String arrayToCommaDelimitedString(Object[] arr) { return arrayToDelimitedString(arr, ","); } /** * Convenience method to return a String array as a delimited (e.g. CSV) * String. E.g. useful for <code>toString()</code> implementations. * * @param arr * the array to display * @param delim * the delimiter to use (probably a ",") * @return the delimited String */ public static String arrayToDelimitedString(Object[] arr, String delim) { if (ObjectUtils.isEmpty(arr)) { return ""; } StringBuffer sb = new StringBuffer(); for (int i = 0; i < arr.length; i++) { if (i > 0) { sb.append(delim); } sb.append(arr[i]); } return sb.toString(); } /** * 将字符串数组转换为sep分隔的字符串 * * @param arr * @param sep * @return */ public static String arrToOracleSqlStr(String[] arr, String sep) { if (arr == null) { return ""; } StringBuffer strBuff = new StringBuffer(); int len = arr.length; for (int i = 0; i < len; i++) { strBuff.append("'").append(arr[i]).append("'"); if (i < (len - 1)) { strBuff.append(sep); } } return strBuff.toString(); } /** * 将字符串数组转换为sep分隔的字符串 * * @param arr * @param sep * @return */ public static String arrToStr(String[] arr, String sep) { if (arr == null) { return ""; } StringBuffer strBuff = new StringBuffer(); int len = arr.length; for (int i = 0; i < len; i++) { strBuff.append(arr[i]); if (i != (len - 1)) { strBuff.append(sep); } } return strBuff.toString(); } // 转化byte[]为2位十六进制编码 public static String bytesToHexString(byte[] s) { StringBuffer str = new StringBuffer(""); char c; for (int i = 0; i < s.length; i++) { c = (char) s[i]; int ch = c; // String s4 = Integer.toHexString(ch); Integer value = new Integer(c); String s4 = Integer.toHexString(ch); if (s4.length() < 4) { s4 = "000" + s4; } s4 = s4.substring(s4.length() - 2); str.append(s4); } return str.toString(); } public static String byte2hex(byte[] b) { String hs = ""; String stmp = ""; for (int n = 0; n < b.length; n++) { stmp = Integer.toHexString(b[n] & 0xFF); if (stmp.length() == 1) hs += ("0" + stmp); else hs += stmp; } return hs.toUpperCase(); } public static byte[] hex2byte(byte[] b) { if ((b.length % 2) != 0) throw new IllegalArgumentException("长度不是偶数"); byte[] b2 = new byte[b.length / 2]; for (int n = 0; n < b.length; n += 2) { String item = new String(b, n, 2); b2[n / 2] = (byte) Integer.parseInt(item, 16); } return b2; } // 转化字符串为十六进制编码 // public static String toHexString(String s) // { // String str=""; // for (int i=0;i<s.length();i++) // { // int ch = (int)s.charAt(i); // String s4 = Integer.toHexString(ch); // if(s4.length()<4){ // s4="000"+s4; // s4=s4.substring(s4.length()-4); // } // str = str + s4; // } // return str; // } /** * Capitalize a <code>String</code>, changing the first letter to upper * case as per {@link Character#toUpperCase(char)}. No other letters are * changed. * * @param str * the String to capitalize, may be <code>null</code> * @return the capitalized String, <code>null</code> if null */ public static String capitalize(String str) { return changeFirstCharacterCase(str, true); } private static String changeFirstCharacterCase(String str, boolean capitalize) { if ((str == null) || (str.length() == 0)) { return str; } StringBuffer buf = new StringBuffer(str.length()); if (capitalize) { buf.append(Character.toUpperCase(str.charAt(0))); } else { buf.append(Character.toLowerCase(str.charAt(0))); } buf.append(str.substring(1)); return buf.toString(); } // 转化字符串为4位十六进制编码 public static String charsToHexString(char[] s) { StringBuffer str = new StringBuffer(""); for (int i = 0; i < s.length; i++) { int ch = s[i]; Integer value = new Integer(s[i]); String s4 = Integer.toHexString(ch); if (s4.length() < 4) { s4 = "000" + s4; s4 = s4.substring(s4.l