142 lines
4.1 KiB
Java
142 lines
4.1 KiB
Java
package de.jeyp91.openligadb;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.util.ArrayList;
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import org.apache.http.HttpResponse;
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import org.apache.http.client.ClientProtocolException;
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import org.apache.http.client.HttpClient;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.impl.client.HttpClientBuilder;
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import org.json.simple.JSONArray;
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import org.json.simple.JSONObject;
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import org.json.simple.parser.JSONParser;
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import org.json.simple.parser.ParseException;
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/**
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*
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*/
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public class OpenLigaDBConnector {
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private final String OPENLIGADB_API_URL = "http://www.openligadb.de/api/";
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public OpenLigaDBConnector() {}
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public OpenLigaDBMatch getMatchDataOfSingleMatch(int id) {
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String url = OPENLIGADB_API_URL + "getmatchdata/" + id;
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JSONObject matchAsJson = getDataAsJSONObject(url);
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return new OpenLigaDBMatch(matchAsJson);
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}
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public ArrayList<OpenLigaDBMatch> getMatchDataOfMatchday(int season, String league, int matchday) {
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String url = OPENLIGADB_API_URL + "getmatchdata/" + league + "/" + (season - 1) + "/" + matchday;
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JSONArray matches = getDataAsJSONArray(url);
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ArrayList<OpenLigaDBMatch> matchesList = new ArrayList<>();
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for(Object match: matches) {
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matchesList.add(new OpenLigaDBMatch((JSONObject) match));
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}
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return matchesList;
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}
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public ArrayList<OpenLigaDBMatch> getMatchDataOfCurrentMatchday(String league) {
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String url = OPENLIGADB_API_URL + "getmatchdata/" + league;
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JSONArray matches = getDataAsJSONArray(url);
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ArrayList<OpenLigaDBMatch> matchesList = new ArrayList<>();
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for(Object match: matches) {
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matchesList.add(new OpenLigaDBMatch((JSONObject) match));
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}
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return matchesList;
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}
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public OpenLigaDBMatch getMatchDataByMatchId(int id) {
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String url = OPENLIGADB_API_URL + "getmatchdata/" + id;
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JSONObject match = getDataAsJSONObject(url);
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return new OpenLigaDBMatch(match);
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}
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private JSONArray getDataAsJSONArray(String requestUrl) {
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String rawData = getRawData(requestUrl);
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JSONParser parser = new JSONParser();
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JSONArray data = null;
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try {
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data = (JSONArray) parser.parse(rawData);
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} catch (ParseException e) {
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/* TODO */
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e.printStackTrace();
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}
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return data;
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}
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private JSONObject getDataAsJSONObject(String requestUrl) {
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String rawData = getRawData(requestUrl);
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JSONParser parser = new JSONParser();
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JSONObject data = null;
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try {
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data = (JSONObject) parser.parse(rawData);
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} catch (ParseException e) {
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/* TODO */
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e.printStackTrace();
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}
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return data;
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}
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private String getRawData(String requestUrl) {
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HttpClient client = HttpClientBuilder.create().build();
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HttpGet request = new HttpGet(requestUrl);
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// add request header
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request.addHeader("Content-Type", "application/json");
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HttpResponse response = null;
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try {
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response = client.execute(request);
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} catch (ClientProtocolException e) {
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/* TODO */
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e.printStackTrace();
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} catch (IOException e) {
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/* TODO */
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e.printStackTrace();
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}
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BufferedReader rd = null;
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try {
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rd = new BufferedReader(
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new InputStreamReader(response.getEntity().getContent())
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);
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} catch (IOException e) {
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/* TODO */
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e.printStackTrace();
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}
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StringBuilder result = new StringBuilder();
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String line = "";
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while (true) {
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try {
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line = rd.readLine();
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} catch (IOException e) {
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/* TODO */
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e.printStackTrace();
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}
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// Stop reading if last line was found.
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if (line == null) break;
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result.append(line);
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}
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return result.toString();
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}
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} |