com.arextest.schedule.utils.ListUtils Maven / Gradle / Ivy
package com.arextest.schedule.utils;
import com.arextest.diff.model.log.NodeEntity;
import java.util.ArrayList;
import java.util.Base64;
import java.util.List;
import org.apache.commons.lang3.StringUtils;
public class ListUtils {
public static final String POINT = ".";
public static String convertPathToStringForShow(List nodes) {
if (nodes == null) {
return null;
}
StringBuilder path = new StringBuilder();
for (int i = 0; i < nodes.size(); i++) {
String suffix = (i == nodes.size() - 1) ? "" : POINT;
NodeEntity no = nodes.get(i);
if (!StringUtils.isEmpty(no.getNodeName())) {
path.append(no.getNodeName() + suffix);
} else {
path.deleteCharAt(path.length() - 1);
path.append("[").append(no.getIndex()).append("]").append(suffix);
}
}
return path.toString();
}
/**
* calculate path without index for array, and encode with base64 to avoid illegal char
*/
public static String getFuzzyPathStrWithBase64(List path) {
if (path == null || path.size() == 0) {
return StringUtils.EMPTY;
}
StringBuilder sb = new StringBuilder(path.size() * 10);
for (NodeEntity p : path) {
if (!StringUtils.isEmpty(p.getNodeName())) {
if (sb.length() != 0) {
sb.append("\\");
}
sb.append(p.getNodeName());
}
}
return Base64.getEncoder().encodeToString(sb.toString().getBytes());
}
/**
* calculate path without index for array
*/
public static String getFuzzyPathStr(List path) {
if (path == null || path.size() == 0) {
return StringUtils.EMPTY;
}
StringBuilder sb = new StringBuilder(path.size() * 10);
for (NodeEntity p : path) {
if (!StringUtils.isEmpty(p.getNodeName())) {
if (sb.length() != 0) {
sb.append("\\");
}
sb.append(p.getNodeName());
}
}
return sb.toString();
}
public static List getFuzzyPathStrList(List path) {
if (path == null || path.size() == 0) {
return null;
}
List list = new ArrayList<>();
for (NodeEntity p : path) {
if (!StringUtils.isEmpty(p.getNodeName())) {
list.add(p.getNodeName());
}
}
return list;
}
public static void removeLast(List list) {
if (list == null || list.size() == 0) {
return;
}
list.remove(list.size() - 1);
}
}