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1.Optimize json parsing.
2.No data returned is changed to the string "null".(players data is -1)
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@Pmaru-top
Pmaru-top authored Jul 22, 2021
1 parent 06e3330 commit d024a8f
Showing 1 changed file with 66 additions and 48 deletions.
114 changes: 66 additions & 48 deletions tax/cute/minecraftserverping/MCPing.java
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,7 @@
import java.net.InetSocketAddress;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;

public class MCPing {
private String version_name;
Expand All @@ -18,9 +19,9 @@ public class MCPing {
private String type;
private int mod_count;
private int delay;
private ArrayList<String> modList;
// this constructor don't need to public
private List<String> modList;

// this constructor don't need to public
private MCPing(
String version_name,
String version_protocol,
Expand All @@ -31,7 +32,7 @@ private MCPing(
String type,
int mod_count,
int delay,
ArrayList<String> modList
List<String> modList
) {
this.version_name = version_name;
this.version_protocol = version_protocol;
Expand All @@ -44,29 +45,26 @@ private MCPing(
this.modList = modList;
this.delay = delay;
}
public static MCPing getMotd(String host, int port) throws IOException{
return MCPing.getMotd(host, port, 5000);

public static MCPing getMotd(String host, int port) throws IOException {
return MCPing.getMotd(host, port, 5000);
}

public static MCPing getMotd(String host, int port, int timeout) throws IOException {
// initialization
ArrayList<String> modList = new ArrayList<>();
String description = "";
List<String> modList = new ArrayList<>();
JSONObject version_json;
String version_protocol = null;
String version_name = null;
String description = "";
String version_protocol = "null";
String version_name = "null";
String favicon = "null";
String type = "null";
JSONObject players_json;
int max_players = -1;
int online_players = -1;
int mod_count = 0;
String favicon = null;
String type = null;
JSONObject modinfo_json;
JSONArray modList_json;
JSONObject description_json;

// connection
// connection
Socket socket = new Socket();

String _encode_host = Punycode.encodeURL(host);
Expand Down Expand Up @@ -105,8 +103,8 @@ public static MCPing getMotd(String host, int port, int timeout) throws IOExcept
out.close();
in.close();
socket.close();
String data = new String(bytes,"UTF-8"); // get json

String data = new String(bytes, "UTF-8"); // get json
// json parsing
JSONObject data_json = JSONObject.parseObject(data);

Expand All @@ -121,46 +119,66 @@ public static MCPing getMotd(String host, int port, int timeout) throws IOExcept
}

if (data_json.containsKey("players")) {
players_json = data_json.getJSONObject("players");
if (players_json.get("max") instanceof Integer) {
max_players = players_json.getIntValue("max");
}
if (players_json.get("online") instanceof Integer) {
online_players = players_json.getIntValue("online");
if (data_json.get("players") instanceof JSONObject) {
players_json = data_json.getJSONObject("players");
if (players_json.get("max") instanceof Integer) {
max_players = players_json.getInteger("max");
}

if (players_json.get("online") instanceof Integer) {
online_players = players_json.getIntValue("online");
}
}
}

if (data_json.get("favicon") instanceof String) {
favicon = data_json.getString("favicon").split(",")[1];
if (data_json.containsKey("favicon")) {
if (data_json.get("favicon") instanceof String) {
favicon = data_json.getString("favicon").split(",")[1];
}
}

if (data_json.containsKey("modinfo")) {
modinfo_json = data_json.getJSONObject("modinfo");
type = modinfo_json.getString("type");
modList_json = modinfo_json.getJSONArray("modList");
mod_count = modList_json.size();
for (int i = 0; i < modList_json.size(); i++) {
modList.add(modList_json.getJSONObject(i).getString("modid"));
if (data_json.get("modinfo") instanceof JSONObject) {
JSONObject modinfo_json = data_json.getJSONObject("modinfo");

if (modinfo_json.get("type") instanceof String) {
type = modinfo_json.getString("type");
}

if (modinfo_json.get("modList") instanceof JSONArray) {
JSONArray modList_json = modinfo_json.getJSONArray("modList");
mod_count = modList_json.size();
for (int i = 0; i < modList_json.size(); i++) {
modList.add(modList_json.getJSONObject(i).getString("modid"));
}
}
}
}

if (data_json.containsKey("description")) {
if (data_json.get("description") instanceof String) {
description = data_json.getString("description");
} else {
description_json = data_json.getJSONObject("description");
if (description_json.containsKey("text")) {
description = description_json.getString("text");
}
if (description_json.containsKey("extra")) {
JSONArray extra_array = description_json.getJSONArray("extra");
JSONObject text_json;
for (int i = 0; i < extra_array.size(); i++) {
text_json = extra_array.getJSONObject(i);
description += text_json.getString("text");
try {
if (data_json.containsKey("description")) {
if (data_json.get("description") instanceof String) {
description = data_json.getString("description");
} else if (data_json.get("description") instanceof JSONObject) {
JSONObject description_json = data_json.getJSONObject("description");
if (description_json.containsKey("text")) {
description = description_json.getString("text");
}
if (description_json.containsKey("extra")) {
JSONArray extra_array = description_json.getJSONArray("extra");
JSONObject text_json;
for (int i = 0; i < extra_array.size(); i++) {
text_json = extra_array.getJSONObject(i);
if (text_json.containsKey("text")) {
description += text_json.getString("text");
}
}
}

}
}
} catch (NullPointerException e) {
description = "null";
}

return new MCPing(
Expand Down Expand Up @@ -210,7 +228,7 @@ public int getMod_count() {
return this.mod_count;
}

public ArrayList<String> getModList() {
public List<String> getModList() {
return this.modList;
}

Expand Down

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