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https://codeberg.org/Freeyourgadget/Gadgetbridge
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Some utility methods + tests
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a6bba1b094
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@ -19,6 +19,7 @@ package nodomain.freeyourgadget.gadgetbridge.util;
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import android.content.Context;
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import android.content.Context;
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import android.support.annotation.NonNull;
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import android.support.annotation.NonNull;
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import nodomain.freeyourgadget.gadgetbridge.R;
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import nodomain.freeyourgadget.gadgetbridge.model.CallSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.CallSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.NotificationSpec;
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import nodomain.freeyourgadget.gadgetbridge.model.NotificationSpec;
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@ -47,13 +48,22 @@ public class NotificationUtils {
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}
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}
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@NonNull
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@NonNull
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public static String formatText(String sender, String subject, String body, int lengthBody, int lengthSubject, Context context) {
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public static String formatSender(String sender, Context context) {
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StringBuilder builder = new StringBuilder();
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if (sender == null || sender.length() == 0) {
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builder.append(StringUtils.truncate(body, lengthBody));
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return "";
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builder.append(StringUtils.truncate(subject, lengthSubject));
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}
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builder.append(StringUtils.formatSender(sender, context));
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return context.getString(R.string.StringUtils_sender, sender);
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}
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return builder.toString();
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@NonNull
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public static String formatText(String sender, String subject, String body, int lengthBody, int lengthSubject, Context context) {
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String fBody = StringUtils.truncate(body, lengthBody);
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String fSubject = StringUtils.truncate(subject, lengthSubject);
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String fSender = formatSender(sender, context);
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StringBuilder builder = StringUtils.join(" ", fBody, fSubject, fSender);
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return builder.toString().trim();
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}
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}
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public static String getPreferredTextFor(CallSpec callSpec) {
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public static String getPreferredTextFor(CallSpec callSpec) {
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@ -16,11 +16,8 @@
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.util;
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package nodomain.freeyourgadget.gadgetbridge.util;
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import android.content.Context;
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import android.support.annotation.NonNull;
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import android.support.annotation.NonNull;
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import nodomain.freeyourgadget.gadgetbridge.R;
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public class StringUtils {
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public class StringUtils {
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public static String truncate(String s, int maxLength){
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public static String truncate(String s, int maxLength){
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@ -47,12 +44,31 @@ public class StringUtils {
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return s;
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return s;
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}
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}
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/**
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* Joins the given elements and adds a separator between each element in the resulting string.
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* There will be no separator at the start or end of the string. There will be no consecutive
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* separators (even in case an element is null or empty).
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* @param separator the separator string
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* @param elements the elements to concatenate to a new string
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* @return the joined strings, separated by the separator
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*/
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@NonNull
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@NonNull
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public static String formatSender(String sender, Context context) {
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public static StringBuilder join(String separator, String... elements) {
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if (sender == null || sender.length() == 0) {
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StringBuilder builder = new StringBuilder();
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return "";
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if (elements == null) {
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return builder;
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}
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}
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return context.getString(R.string.StringUtils_sender, sender);
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boolean hasAdded = false;
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for (String element : elements) {
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if (element != null && element.length() > 0) {
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if (hasAdded) {
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builder.append(separator);
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}
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builder.append(element);
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hasAdded = true;
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}
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}
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return builder;
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}
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}
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@NonNull
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@NonNull
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@ -0,0 +1,56 @@
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package nodomain.freeyourgadget.gadgetbridge.test;
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import org.junit.Test;
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import nodomain.freeyourgadget.gadgetbridge.util.StringUtils;
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import static org.junit.Assert.assertEquals;
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public class StringUtilsTest extends TestBase {
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private static final String SEP = ":";
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private static final String E1 = "e1";
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private static final String E2 = "e2";
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private static final String E3 = "e3";
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@Test
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public void testJoinNull() {
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StringBuilder result = StringUtils.join(SEP, (String[]) null);
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assertEquals("", result.toString());
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}
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@Test
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public void testJoinNullElement() {
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StringBuilder result = StringUtils.join(SEP, (String) null);
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assertEquals("", result.toString());
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}
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@Test
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public void testJoinSingleElement() {
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StringBuilder result = StringUtils.join(SEP, E1);
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assertEquals(E1, result.toString());
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}
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@Test
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public void testJoinSingleAndNullElement() {
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StringBuilder result = StringUtils.join(SEP, E1, null);
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assertEquals(E1, result.toString());
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}
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@Test
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public void testJoinTwoElements() {
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StringBuilder result = StringUtils.join(SEP, E1, E2);
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assertEquals(E1 + SEP + E2, result.toString());
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}
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@Test
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public void testJoinTwoElementsAndNull() {
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StringBuilder result = StringUtils.join(SEP, E1, null, E2);
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assertEquals(E1 + SEP + E2, result.toString());
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}
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@Test
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public void testJoinThreeElements() {
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StringBuilder result = StringUtils.join(SEP, E1, E2, E3);
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assertEquals(E1 + SEP + E2 + SEP + E3, result.toString());
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}
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}
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