move StringCompressor initialization to StringCompressor

pdb-api/src/main/java/org/lucares/pdb/api/StringCompressor.java

@@ -8,8 +8,13 @@ import java.util.function.Function;
  */
 public class StringCompressor {
 
+    public static final String ALL_DOCS_KEY = "\ue001allDocs"; // \ue001 is the second character in the private use
+    // area
+
     private static final String DEFAULT_GROUP = "<none>";
 
+    public static Tag TAG_ALL_DOCS;
+
     private final UniqueStringIntegerPairs usip;
 
     public StringCompressor(final UniqueStringIntegerPairs usip) throws RuntimeIOException {
@@ -18,7 +23,13 @@ public class StringCompressor {
 
     public static StringCompressor create(final Path path) {
         final UniqueStringIntegerPairs mapsi = new UniqueStringIntegerPairs(path);
-        return new StringCompressor(mapsi);
+        final StringCompressor result = new StringCompressor(mapsi);
+
+        result.put(ALL_DOCS_KEY);
+        result.put("");
+        TAG_ALL_DOCS = result.createTag(ALL_DOCS_KEY, "");
+
+        return result;
     }
 
     public int put(final String string) {
@@ -53,8 +64,8 @@ public class StringCompressor {
      * @param value the value
      */
     public Tag createTag(final String field, final String value) {
-        final int f = field != null ? Tags.STRING_COMPRESSOR.getIfPresent(field) : -1;
-        final int v = value != null ? Tags.STRING_COMPRESSOR.getIfPresent(value) : -1;
+        final int f = field != null ? getIfPresent(field) : -1;
+        final int v = value != null ? getIfPresent(value) : -1;
         return new Tag(f, v);
     }
 
@@ -126,12 +137,13 @@ public class StringCompressor {
         if (tags.isEmpty()) {
             result.append(DEFAULT_GROUP);
         } else {
-            tags.forEach((k, v) -> {
+            for (final Tag tag : tags.toTags()) {
+                final String value = get(tag.getValue());
                 if (result.length() > 0) {
                     result.append(" / ");
                 }
-                result.append(v);
-            });
+                result.append(value);
+            }
         }
         return result.toString();
     }

pdb-api/src/main/java/org/lucares/pdb/api/Tag.java

@@ -12,7 +12,7 @@ public class Tag implements Comparable<Tag> {
 
     /**
      * Create a new tag with field and value specified as int. See
-     * {@link Tags#STRING_COMPRESSOR} for the mapping between Strings and ints.
+     * {@link StringCompressor} for the mapping between Strings and ints.
      *
      * @param field the field as int
      * @param value the value as int

pdb-api/src/main/java/org/lucares/pdb/api/Tags.java

@@ -7,7 +7,6 @@ import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 import java.util.TreeSet;
-import java.util.function.BiConsumer;
 import java.util.function.Function;
 
 import org.lucares.collections.IntList;
@@ -233,16 +232,4 @@ public class Tags implements Comparable<Tags> {
     public boolean isEmpty() {
         return tags.isEmpty();
     }
-
-//    TODO move
-//    to StringCompressor
-
-    public void forEach(final BiConsumer<String, String> keyValueConsumer) {
-
-        for (final Tag tag : tags) {
-            final String key = STRING_COMPRESSOR.get(tag.getKey());
-            final String value = STRING_COMPRESSOR.get(tag.getValue());
-            keyValueConsumer.accept(key, value);
-        }
-    }
 }