Retrieve Salesforce server instance

Retrieve Salesforce server instance

This task use java to retrieve Salesforce server instance

Retrieve Salesforce server instance

1. Create getInstance() method as following
2. Call getInstance() method as following

Call getInstance() method

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String username = "";
String password = "";
     
ConnectorConfig cc = new ConnectorConfig();
cc.setAuthEndpoint("https://login.salesforce.com/services/Soap/u/19.0");
cc.setServiceEndpoint("https://login.salesforce.com/services/Soap/u/19.0");
cc.setManualLogin(true);
PartnerConnection conn = Connector.newConnection(cc);
   
LoginResult loginResult = conn.login(username, password);
conn.setSessionHeader(loginResult.getSessionId());
String serverUrl = loginResult.getServerUrl();
cc.setServiceEndpoint(serverUrl);
      
String instance = getInstance(loginResult);
logger.info(instance);
    

getInstance() method

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public static String getInstance(LoginResult loginResult) {
    String url = loginResult.getServerUrl();
    String pat1 = "https://";
    String pat2 = "-api.salesforce.com";
    int pos1 = url.indexOf(pat1);
    int pos2 = url.indexOf(pat2);
    String instance = "ap1";
    if (pos1 >= 0 && pos2 >= 0 && pos1 + pat1.length() < pos2) {
        instance = url.substring(pos1 + pat1.length(), pos2);
    }
    return instance;
}
    

Java Salesforce