issue #75: add tag NID

CHANGELOG.md

@@ -8,5 +8,5 @@
   690, 692, 852$a (code list), 859, 909, 916, 917, 945, 950, 954, 955, 957, 959, 960,
   961, 962, 963, 964, 966, 968, 970, 975, 976, 979, 980, 985, 990, 992, 996, 997,
   A02, AQN, BGT, BUF, CFI, CNF, DGM, DRT, EST, EXP, FFP, FIN, LAS, LCS, LDO, LEO, LET,
-  MIS, MNI, MPX, NEG
+  MIS, MNI, MPX, NEG, NID
 

src/main/java/de/gwdg/metadataqa/marc/definition/tags/bltags/TagNID.java

@@ -0,0 +1,47 @@
+package de.gwdg.metadataqa.marc.definition.tags.bltags;
+
+import de.gwdg.metadataqa.marc.definition.Cardinality;
+import de.gwdg.metadataqa.marc.definition.DataFieldDefinition;
+import de.gwdg.metadataqa.marc.definition.Indicator;
+import de.gwdg.metadataqa.marc.definition.general.validator.RegexValidator;
+
+/**
+ * Newspaper Identifier
+ */
+public class TagNID extends DataFieldDefinition {
+
+  private static TagNID uniqueInstance;
+
+  private TagNID() {
+    initialize();
+    postCreation();
+  }
+
+  public static TagNID getInstance() {
+    if (uniqueInstance == null)
+      uniqueInstance = new TagNID();
+    return uniqueInstance;
+  }
+
+  private void initialize() {
+
+    tag = "NID";
+    label = "Newspaper Identifier";
+    mqTag = "NewspaperIdentifier";
+    cardinality = Cardinality.Nonrepeatable;
+    // descriptionUrl = "https://www.loc.gov/marc/bibliographic/bd037.html";
+    // setCompilanceLevels("O");
+    obsolete = true;
+
+    ind1 = new Indicator();
+
+    ind2 = new Indicator();
+
+    setSubfieldsWithCardinality(
+      "a", "Identifier", "NR"
+    );
+
+    getSubfield("a")
+      .setMqTag("nidIdentifier");
+  }
+}

src/test/java/de/gwdg/metadataqa/marc/definition/tags/bltags/TagNIDTest.java

@@ -0,0 +1,21 @@
+package de.gwdg.metadataqa.marc.definition.tags.bltags;
+
+import org.junit.Test;
+
+public class TagNIDTest extends BLTagTest {
+
+  public TagNIDTest() {
+    super(TagNID.getInstance());
+  }
+
+  @Test
+  public void testValidFields() {
+    validField("a", "NID0000001");
+  }
+
+  @Test
+  public void testInvalidFields() {
+    invalidField("1", "a", "Negative");
+    invalidField("b", "Negative");
+  }
+}

src/test/java/de/gwdg/metadataqa/marc/utils/MarcTagListerTest.java

@@ -21,7 +21,7 @@ public void testListTag() {
     List<Class<? extends DataFieldDefinition>> tags = MarcTagLister.listTags();
     assertNotNull(tags);
     assertNotEquals(0, tags.size());
-    assertEquals(386, tags.size());
+    assertEquals(387, tags.size());
     assertEquals("Tag010", tags.get(0).getSimpleName());
     Map<String, Integer> versionCounter = new HashMap<>();
     Map<MarcVersion, Integer> versionCounter2 = new HashMap<>();