import java.util.ArrayList;
import java.util.HashMap;
import java.util.UUID;
public class HuaweiTest {
public static void main(String[] args) {
// System.out.println("Hello World!");
String tag = "31";
String codeStreamStr = "31 01 32";
String codeStringVal = getCodeStringVal(tag, codeStreamStr);
System.out.println(codeStringVal);
}
public static String getCodeStringVal(String tag, String codeStreamStr) {
String trim = tag.trim();
if (trim == null) {
return null;
}
if (trim.isEmpty()) {
return null;
}
if ((codeStreamStr.length() * 4) > 50000) {
return null;
}
String trim1 = codeStreamStr.trim();
if (trim1 == null) {
return null;
}
if (trim1.isEmpty()) {
return null;
}
String[] split = trim1.split("\\s");
if (!(split.length % 3 == 0)) {
return null;
}
for (int i = 0; i < split.length; i++) {
String s = split[i];
if (s.length() > 2) {
return null;
}
String trim2 = s.trim();
for (int j = 0; j < trim2.length(); j++) {
char c = trim2.charAt(j);
if (Character.isDigit(c)) {
continue;
} else {
if (Character.isLowerCase(c)) {
return null;
}
if (!(c >= 'A' && c <= 'F')) {
return null;
}
}
}
}
String[] split2 = codeStreamStr.split("\\s");
HashMap<String, Integer> stringIntegerHashMap = new HashMap<>();
for (int i = 0; i < split2.length; i++) {
String s = split2[i];
String trim2 = s.trim();
if (stringIntegerHashMap.containsKey(trim2)) {
stringIntegerHashMap.put(trim2, stringIntegerHashMap.get(trim2) + 1);
} else {
stringIntegerHashMap.put(trim2, 1);
}
}
System.out.println(stringIntegerHashMap);
ArrayList<CodeStream> codeStreamArrayList = new ArrayList<>();
String[] split1 = codeStreamStr.split("\\s");
int count = 0;
int codeTagIndex = 0;
for (int i = 0; i < split1.length; i++) {
if ((count + 1) % 3 == 0) {
continue;
} else {
CodeStream codeStream = new CodeStream();
codeStream.setId(UUID.randomUUID().toString());
String s = split1[codeTagIndex];
if (extracted(s, stringIntegerHashMap)) return null;
codeStream.setTag(s);
String s1 = getString(split1, codeTagIndex);
if (s1 == null) return null;
codeStream.setLength(Integer.valueOf(s1));
String s2 = split1[codeTagIndex + 2];
codeStream.setValue(s2);
codeStreamArrayList.add(codeStream);
count += 3;
codeTagIndex = count;
}
}
System.out.println(codeStreamArrayList);
ArrayList<String> stringArrayList = new ArrayList<>();
codeStreamArrayList.forEach(e -> {
String tag1 = e.getTag();
if (tag.equals(tag1)) {
String value = e.getValue();
stringArrayList.add(value);
}
});
System.out.println(stringArrayList);
StringBuilder stringBuilder = new StringBuilder();
stringArrayList.forEach(e -> {
stringBuilder.append(e);
stringBuilder.append("\\s");
});
return stringBuilder.toString();
}
private static String getString(String[] split1, int codeTagIndex) {
String s1 = split1[codeTagIndex + 1];
byte[] bytes1 = s1.getBytes();
// if (bytes1.length>2){
// return null;
// }
return s1;
}
private static boolean extracted(String s, HashMap<String, Integer> stringIntegerHashMap) {
byte[] bytes = s.getBytes();
int length = bytes.length;
// if (length>1){
// return true;
// }
if (stringIntegerHashMap.containsKey(s)) {
if (stringIntegerHashMap.get(s) >= 2) {
return true;
}
}
return false;
}
}
class CodeStream {
private String id;
private String tag;
private Integer length;
private String value;
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getTag() {
return tag;
}
public void setTag(String tag) {
this.tag = tag;
}
public Integer getLength() {
return length;
}
public void setLength(Integer length) {
this.length = length;
}
public String getValue() {
return value;
}
public void setValue(String value) {
this.value = value;
}
@Override
public String toString() {
return "CodeStream{" +
"id='" + id + '\'' +
", tag='" + tag + '\'' +
", length=" + length +
", value='" + value + '\'' +
'}';
}
}
标签:return,String,val,len,length,tag,key,null,public
From: https://blog.csdn.net/competes/article/details/142670992