miduo_server/gamecommon/src/main/java/util/StringUtil.java

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package util;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
* @program: server
* @description:
* @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) {
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if ("null".equals(value) || StringUtil.isEmpty(value)) {
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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;
}
/**
*
*
* @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<Integer> tmp = new ArrayList<Integer>();
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;
}
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public static boolean isEmpty(String source){
if( source == null || source.isEmpty()){
return true;
}
return false;
}
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public static String parseArrayToString(int[][] source) {
StringBuilder sb = new StringBuilder();
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int length = source.length;
int last = length-1;
for(int i=0;i<length;i++){
int[] item = source[i];
if(i==last){
sb.append(item[0]).append("#").append(item[1]);
}else{
sb.append(item[0]).append("#").append(item[1]).append("|");
}
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}
return sb.toString();
}
public static String getServiceKey(String serviceName, String host, String port) {
StringBuilder sb = new StringBuilder();
return sb.append(serviceName).append("|")
.append(host).append("|")
.append(port).toString();
}
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public static Map<Integer,Integer> parsent2ToIntMap(int[][] value) {
Map<Integer, Integer> 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;
}
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}