Server: a little jmap cleanup

much faster, without regex parsing every time!

dhfs-parent/server/src/main/java/com/usatiuk/dhfs/jmap/JMapHelper.java

@@ -17,23 +17,27 @@ public class JMapHelper {
     Transaction curTx;
 
     static <K extends JMapKey> JObjectKey makePrefix(JObjectKey holder) {
-        return JObjectKey.of(holder.name() + "/");
+        return JObjectKey.of(holder.name() + "=");
+    }
+
+    static <K extends JMapKey> JObjectKey makeKeyFirst(JObjectKey holder) {
+        return JObjectKey.of(holder.name() + "<");
     }
 
     static <K extends JMapKey> JObjectKey makeKey(JObjectKey holder, K key) {
         return JObjectKey.of(makePrefix(holder).name() + key.toString());
     }
 
+    static <K extends JMapKey> JObjectKey makeKeyLast(JObjectKey holder) {
+        return JObjectKey.of(holder.name() + ">");
+    }
+
     public <K extends JMapKey> CloseableKvIterator<K, JMapEntry<K>> getIterator(JMapHolder<K> holder, IteratorStart start, K key) {
         return new JMapIterator<>(curTx.getIterator(start, makeKey(holder.key(), key)), holder);
     }
 
-    public <K extends JMapKey> CloseableKvIterator<K, JMapEntry<K>> getIterator(JMapHolder<K> holder, K key) {
-        return getIterator(holder, IteratorStart.GE, key);
-    }
-
     public <K extends JMapKey> CloseableKvIterator<K, JMapEntry<K>> getIterator(JMapHolder<K> holder) {
-        return new JMapIterator<>(curTx.getIterator(IteratorStart.GE, makePrefix(holder.key())), holder);
+        return new JMapIterator<>(curTx.getIterator(IteratorStart.GT, makeKeyFirst(holder.key())), holder);
     }
 
     public <K extends JMapKey> void put(JMapHolder<K> holder, K key, JObjectKey ref) {

dhfs-parent/server/src/main/java/com/usatiuk/dhfs/jmap/JMapLongKey.java

@@ -1,5 +1,7 @@
 package com.usatiuk.dhfs.jmap;
 
+import org.apache.commons.lang3.StringUtils;
+
 import javax.annotation.Nonnull;
 import java.io.Serializable;
 
@@ -14,7 +16,7 @@ public record JMapLongKey(long key) implements JMapKey, Comparable<JMapKey>, Ser
 
     @Override
     public String toString() {
-        return String.format("%016d", key);
+        return StringUtils.leftPad(String.valueOf(key), 20, '0');
     }
 
     @Override