fix: replace get("model") with translationPb.getModel() (#242)

 Fixes #240

Author: athakor

google-cloud-translate/src/main/java/com/google/cloud/translate/Translation.java

@@ -104,10 +104,9 @@ public final boolean equals(Object obj) {
  }
 
  static Translation fromPb(TranslationsResource translationPb) {
- // TODO remove get("model") as soon as REST apiary supports model
  return new Translation(
  translationPb.getTranslatedText(),
  translationPb.getDetectedSourceLanguage(),
- (String) translationPb.get("model"));
+ translationPb.getModel());
  }
 }

google-cloud-translate/src/test/java/com/google/cloud/translate/TranslationTest.java

@@ -25,23 +25,27 @@ public class TranslationTest {
 
  private static final String TRANSLATED_TEXT = "Hello world";
  private static final String SOURCE_LANGUAGE = "en";
+ private static final String MODEL = "nmt";
  private static final TranslationsResource TRANSLATION_PB =
  new TranslationsResource()
  .setTranslatedText(TRANSLATED_TEXT)
- .setDetectedSourceLanguage(SOURCE_LANGUAGE);
+ .setDetectedSourceLanguage(SOURCE_LANGUAGE)
+ .setModel(MODEL);
  private static final Translation TRANSLATION = Translation.fromPb(TRANSLATION_PB);
 
  @Test
  public void testFromPb() {
  assertEquals(TRANSLATED_TEXT, TRANSLATION.getTranslatedText());
  assertEquals(SOURCE_LANGUAGE, TRANSLATION.getSourceLanguage());
+ assertEquals(MODEL, TRANSLATION.getModel());
  compareTranslation(TRANSLATION, Translation.fromPb(TRANSLATION_PB));
  }
 
  private void compareTranslation(Translation expected, Translation value) {
  assertEquals(expected, value);
  assertEquals(expected.getTranslatedText(), value.getTranslatedText());
  assertEquals(expected.getSourceLanguage(), value.getSourceLanguage());
+ assertEquals(expected.getModel(), value.getModel());
  assertEquals(expected.hashCode(), value.hashCode());
  assertEquals(expected.toString(), value.toString());
  }