package util; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; /** * @program: server * @description: 字符串函数类 * @author: Diyigeng * @Company: BeiJing Blue Whale Technology CO.LTD. All rights reserved * @create: 2018-11-29 21:05 **/ public class StringUtil { public static int[] parseFiledInt(String value) { if ("null".equals(value) || StringUtil.isEmpty(value)) { return new int[0]; } String[] param = value.split("#"); int[] values = new int[param.length]; for (int i = 0; i < param.length; i++) { values[i] = Integer.parseInt(param[i]); } return values; } public static int[][] parseFiledInt2(String value) { if ("null".equals(value) || value == null) { return new int[0][0]; } String[] param = value.split("\\|"); int[][] values = new int[param.length][]; for (int i = 0; i < param.length; i++) { values[i] = parseFiledInt(param[i]); } return values; } public static int[][][] parseFiledInt3(String value) { if ("null".equals(value) || value == null) { return new int[0][0][0]; } String[] param = value.split(","); int[][][] values = new int[param.length][][]; for (int i = 0; i < param.length; i++) { values[i] = parseFiledInt2(param[i]); } return values; } public static float[] parseFiledFloat(String value) { if ("null".equals(value) || value == null) { return new float[0]; } String[] param = value.split("#"); float[] values = new float[param.length]; for (int i = 0; i < param.length; i++) { values[i] = Float.parseFloat(param[i]); } return values; } public static float[][] parseFiledFloat2(String value) { if ("null".equals(value) || value == null) { return new float[0][0]; } String[] param = value.split("\\|"); float[][] values = new float[param.length][]; for (int i = 0; i < param.length; i++) { values[i] = parseFiledFloat(param[i]); } return values; } public static float[][][] parseFiledFloat3(String value) { if ("null".equals(value) || value == null) { return new float[0][0][0]; } String[] param = value.split(","); float[][][] values = new float[param.length][][]; for (int i = 0; i < param.length; i++) { values[i] = parseFiledFloat2(param[i]); } return values; } /** * 读取配置表将首字母小写,如果只有两个字母则全变为小写 * * @return */ public static String[] fieldHandle(String[] params) { String[] params1 = new String[params.length]; for (int i = 0; i < params.length; i++) { if (params[i].length() <= 2) { params1[i] = params[i].toLowerCase(); } else { params1[i] = (new StringBuilder()).append(Character.toLowerCase(params[i].charAt(0))).append(params[i].substring(1)).toString(); } } return params1; } public static int[] getIntArray(String str, String sep) { String[] prop = getStringList(str, sep); List tmp = new ArrayList(); for (int i = 0; i < prop.length; i++) { try { int r = Integer.parseInt(prop[i]); tmp.add(r); } catch (Exception e) { throw new RuntimeException(e); } } int[] ints = new int[tmp.size()]; for (int i = 0; i < tmp.size(); i++) { ints[i] = tmp.get(i); } return ints; } public static String[] getStringList(String str, String sep) { str = trim(str); return str.split(sep); } public static String trim(String str) { if (str == null) { str = ""; } else { str = str.trim(); } if (str.length() == 0) { return str; } if (str.charAt(0) == '"') { str = str.substring(1); } if (str.charAt(str.length() - 1) == '"') { str = str.substring(0, str.length() - 1); } return str; } public static boolean isEmpty(String source){ if( source == null || source.isEmpty()){ return true; } return false; } public static String parseArrayToString(int[][] source) { StringBuilder sb = new StringBuilder(); int length = source.length; int last = length-1; for(int i=0;i parsent2ToIntMap(int[][] value) { Map result = new HashMap<>(); int length = value.length; for (int i = 0; i < length; i++) { int[] item = value[i]; if (item.length != 2) { continue; } result.put(item[0], item[1]); } return result; } }