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| 1 | + |
| 2 | +package selineer.adapter; |
| 3 | + |
| 4 | +import selineer.api.Browser; |
| 5 | +import selineer.api.BrowserContext; |
| 6 | +import selineer.api.BrowserType; |
| 7 | +import selineer.api.CDPSession; |
| 8 | +import selineer.api.Page; |
| 9 | + |
| 10 | +import java.util.List; |
| 11 | +import java.util.function.Consumer; |
| 12 | + |
| 13 | +import org.java_websocket.client.WebSocketClient; |
| 14 | + |
| 15 | +public class BrowserAdapter implements Browser { |
| 16 | + private final String browserName; |
| 17 | + private WebSocketClient webSocketClient; |
| 18 | + |
| 19 | + public BrowserAdapter(String browserName) { |
| 20 | + this.browserName = browserName; |
| 21 | + } |
| 22 | + |
| 23 | + @Override |
| 24 | + public BrowserType browserType() { |
| 25 | + // TODO Auto-generated method stub |
| 26 | + return null; |
| 27 | + } |
| 28 | + |
| 29 | + @Override |
| 30 | + public void close(CloseOptions options) { |
| 31 | + if (webSocketClient != null) { |
| 32 | + // Optionen für das Schließen könnten hier berücksichtigt werden |
| 33 | + if (options != null) { |
| 34 | + System.out.println("Optionen für close: " + options); |
| 35 | + } |
| 36 | + |
| 37 | + webSocketClient.close(); |
| 38 | + System.out.println("Browser geschlossen."); |
| 39 | + } |
| 40 | + } |
| 41 | + |
| 42 | + @Override |
| 43 | + public List<BrowserContext> contexts() { |
| 44 | + // TODO Auto-generated method stub |
| 45 | + return null; |
| 46 | + } |
| 47 | + @Override |
| 48 | + public boolean isConnected() { |
| 49 | + // TODO Auto-generated method stub |
| 50 | + return false; |
| 51 | + } |
| 52 | + @Override |
| 53 | + public CDPSession newBrowserCDPSession() { |
| 54 | + // TODO Auto-generated method stub |
| 55 | + return null; |
| 56 | + } |
| 57 | + @Override |
| 58 | + public BrowserContext newContext(NewContextOptions options) { |
| 59 | + // TODO Auto-generated method stub |
| 60 | + return null; |
| 61 | + } |
| 62 | + |
| 63 | + @Override |
| 64 | + public Page newPage(NewPageOptions options) { |
| 65 | + connectToBrowser(); |
| 66 | + |
| 67 | + // Optionen könnten hier auf eine spezifische Art und Weise angewandt werden |
| 68 | + if (options != null) { |
| 69 | + System.out.println("Optionen für newPage: " + options); |
| 70 | + } |
| 71 | + |
| 72 | + return new PageAdapter(webSocketClient); |
| 73 | + } |
| 74 | + |
| 75 | + @Override |
| 76 | + public void offDisconnected(Consumer<Browser> handler) { |
| 77 | + // TODO Auto-generated method stub |
| 78 | + |
| 79 | + } |
| 80 | + @Override |
| 81 | + public void onDisconnected(Consumer<Browser> handler) { |
| 82 | + // TODO Auto-generated method stub |
| 83 | + |
| 84 | + } |
| 85 | + @Override |
| 86 | + public void startTracing(Page page, StartTracingOptions options) { |
| 87 | + // TODO Auto-generated method stub |
| 88 | + |
| 89 | + } |
| 90 | + @Override |
| 91 | + public byte[] stopTracing() { |
| 92 | + // TODO Auto-generated method stub |
| 93 | + return null; |
| 94 | + } |
| 95 | + @Override |
| 96 | + public String version() { |
| 97 | + // TODO Auto-generated method stub |
| 98 | + return null; |
| 99 | + } |
| 100 | + |
| 101 | + /////////////////////////////////////////////////////////////////////////////////////////////// |
| 102 | + /// HELPER / NOT API CONFORM METHODS |
| 103 | + /////////////////////////////////////////////////////////////////////////////////////////////// |
| 104 | + |
| 105 | + private void connectToBrowser() { |
| 106 | + try { |
| 107 | + String wsUrl = getWebSocketDebuggerUrl(); |
| 108 | + if (wsUrl != null) { |
| 109 | + webSocketClient = new WebSocketClient(new java.net.URI(wsUrl)) { |
| 110 | + @Override |
| 111 | + public void onOpen(org.java_websocket.handshake.ServerHandshake handshake) { |
| 112 | + System.out.println("WebSocket-Verbindung hergestellt!"); |
| 113 | + } |
| 114 | + |
| 115 | + @Override |
| 116 | + public void onMessage(String message) { |
| 117 | + System.out.println("Nachricht vom Browser: " + message); |
| 118 | + } |
| 119 | + |
| 120 | + @Override |
| 121 | + public void onClose(int code, String reason, boolean remote) { |
| 122 | + System.out.println("WebSocket-Verbindung geschlossen: " + reason); |
| 123 | + } |
| 124 | + |
| 125 | + @Override |
| 126 | + public void onError(Exception ex) { |
| 127 | + ex.printStackTrace(); |
| 128 | + } |
| 129 | + }; |
| 130 | + webSocketClient.connect(); |
| 131 | + while (!webSocketClient.isOpen()) { |
| 132 | + Thread.sleep(100); |
| 133 | + } |
| 134 | + System.out.println("WebSocket-Client ist aktiv."); |
| 135 | + } |
| 136 | + } catch (Exception e) { |
| 137 | + e.printStackTrace(); |
| 138 | + } |
| 139 | + } |
| 140 | + |
| 141 | + private String getWebSocketDebuggerUrl() { |
| 142 | + try { |
| 143 | + java.net.URL url = new java.net.URL("http://localhost:9222/json"); |
| 144 | + java.net.HttpURLConnection connection = (java.net.HttpURLConnection) url.openConnection(); |
| 145 | + connection.setRequestMethod("GET"); |
| 146 | + |
| 147 | + try (java.io.BufferedReader reader = new java.io.BufferedReader(new java.io.InputStreamReader(connection.getInputStream()))) { |
| 148 | + StringBuilder response = new StringBuilder(); |
| 149 | + String line; |
| 150 | + while ((line = reader.readLine()) != null) { |
| 151 | + response.append(line); |
| 152 | + } |
| 153 | + |
| 154 | + com.google.gson.JsonArray jsonArray = com.google.gson.JsonParser.parseString(response.toString()).getAsJsonArray(); |
| 155 | + if (jsonArray.size() > 0) { |
| 156 | + com.google.gson.JsonObject firstPage = jsonArray.get(0).getAsJsonObject(); |
| 157 | + return firstPage.get("webSocketDebuggerUrl").getAsString(); |
| 158 | + } |
| 159 | + } |
| 160 | + } catch (Exception e) { |
| 161 | + e.printStackTrace(); |
| 162 | + } |
| 163 | + return null; |
| 164 | + } |
| 165 | +} |
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