@AfterClass(alwaysRun = true)
protected void nullifyInstanceFields() {
for (Class<?> current = this.getClass();
current.getSuperclass() != null;
current = current.getSuperclass()) {
Field[] fields = current.getDeclaredFields();
for (Field f : fields) {
try {
if (!Modifier.isStatic(f.getModifiers()) && !f.getDeclaringClass().isPrimitive()) {
f.setAccessible(true);
f.set(this, null);
}
} catch (Exception e) {
}
}
}
}
/** Returns a set of tests to run for varied log configurations. */
protected Object[] testsFor(Class<? extends LogTest> testClass) throws Throwable {
List<Object> tests = new ArrayList<>();
for (int i = 1; i < 10; i++) {
LogTest test = testClass.newInstance();
test.entriesPerSegment = i;
test.entryPadding = i / 3;
tests.add(test);
}
return tests.toArray(new Object[tests.size()]);
}
public boolean setConnection(String url, String dbName, String userName, String password)
throws Exception {
// Declare status as false by default
boolean dbStatus = true;
try {
Class.forName(driver).newInstance();
conn = DriverManager.getConnection(url + dbName, userName, password);
} catch (InstantiationException e) {
// If catch block execute it will set the dbStatus flase
dbStatus = false;
}
return dbStatus;
}
@Test
public void estConnection() throws IllegalAccessException, ClassNotFoundException, SQLException {
Connection conn = null;
String url = "jdbc:mysql://localhost:3306/";
String driver = "com.mysql.jdbc.Driver";
String dbName = "sakila";
String userName = "******";
String password = "******";
try {
// This will create Object of Driver class
Class.forName(driver).newInstance();
conn = DriverManager.getConnection(url + dbName, userName, password);
} catch (InstantiationException e) {
System.out.println("Connection failed");
e.printStackTrace();
}
}