Medium - Android/Java Interfaces like a Boss! - Default Functionalities l

LoggerComponent.java

public interface LoggerComponent {

    String TAG = "LoggerComponent";

    default void printJustMessage(final String inf) {
        if (BuildConfig.DEBUG)
            Log.d(TAG, inf);
    }

    default void printMethodCall(final StackTraceElement thread) {
        final boolean isThreadValid = thread != null && thread.getFileName() != null && thread.getFileName().contains(".");
        final String pattern;

        if (isThreadValid) {
            final String filename = thread.getFileName();
            final String className = filename.substring(0, filename.lastIndexOf('.'));
            pattern = "@" + className + "." + thread.getMethodName() + "()";
        } else {
            pattern = "@ClassNameUndefined.UndefinedThread!!!";
        }

        if (BuildConfig.DEBUG)
            Log.d(TAG, pattern);
    }

    default void printMethodCall(final String inf, final StackTraceElement thread) {
        final boolean isThreadValid = thread != null && thread.getFileName() != null && thread.getFileName().contains(".");
        final String pattern;

        if (isThreadValid) {
            final String filename = thread.getFileName();
            final String className = filename.substring(0, filename.lastIndexOf('.'));
            pattern = "@" + className + "." + thread.getMethodName() + "()";
        } else {
            pattern = "@ClassNameUndefined.UndefinedThread!!!";
        }

        if (BuildConfig.DEBUG)
            Log.d(TAG, pattern + " -> " + inf);
    }
}