* placeholder substitution.
 */
public final class SettingsResourceLoader {

    /** Default placeholder for dictionary path. */
    public static final String DICTIONARY_PATH_PLACEHOLDER = "${fess.dictionary.path}";

    /** System property name for dictionary path. */
    public static final String DICTIONARY_PATH_PROPERTY = "fess.dictionary.path";

    private SettingsResourceLoader() {
        // Utility class
    }

    /**

import java.util.HashMap;
import java.util.Map;

import org.junit.Test;

/**
 * Unit tests for SettingsResourceLoader.
 */
public class SettingsResourceLoaderTest {

    @Test
    public void testLoadJsonResource_existingResource() throws IOException {
        String content = SettingsResourceLoader.loadJsonResource("suggest_indices/suggest_settings.json");

        assertNotNull(content);