issue #75: add tag MPX

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
+  MIS, MNI, MPX
 

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

@@ -0,0 +1,49 @@
+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.ISSNValidator;
+import de.gwdg.metadataqa.marc.definition.general.validator.RegexValidator;
+
+/**
+ * Map Leader Data Element
+ */
+public class TagMPX extends DataFieldDefinition {
+
+  private static TagMPX uniqueInstance;
+
+  private TagMPX() {
+    initialize();
+    postCreation();
+  }
+
+  public static TagMPX getInstance() {
+    if (uniqueInstance == null)
+      uniqueInstance = new TagMPX();
+    return uniqueInstance;
+  }
+
+  private void initialize() {
+
+    tag = "MPX";
+    label = "Map Leader Data Element";
+    mqTag = "MapLeaderDataElement";
+    cardinality = Cardinality.Nonrepeatable;
+    // descriptionUrl = "https://www.loc.gov/marc/bibliographic/bd037.html";
+    // setCompilanceLevels("O");
+    obsolete = true;
+
+    ind1 = new Indicator();
+
+    ind2 = new Indicator();
+
+    setSubfieldsWithCardinality(
+      "a", "Data element", "NR"
+    );
+
+    getSubfield("a")
+      .setValidator(new RegexValidator("^\\w$"))
+      .setMqTag("dataElement");
+  }
+}

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

@@ -0,0 +1,23 @@
+package de.gwdg.metadataqa.marc.definition.tags.bltags;
+
+import org.junit.Test;
+
+public class TagMPXTest extends BLTagTest {
+
+  public TagMPXTest() {
+    super(TagMPX.getInstance());
+  }
+
+  @Test
+  public void testValidFields() {
+    validField("a", "1");
+  }
+
+  @Test
+  public void testInvalidFields() {
+    invalidField("1", "a", "Y");
+    invalidField("a", "20050944");
+    invalidField("a", ",");
+    invalidField("b", "1");
+  }
+}

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(384, tags.size());
+    assertEquals(385, tags.size());
     assertEquals("Tag010", tags.get(0).getSimpleName());
     Map<String, Integer> versionCounter = new HashMap<>();
     Map<MarcVersion, Integer> versionCounter2 = new HashMap<>();