PersistenceExtensions: Support state as string for persist method (#4268)

Signed-off-by: Florian Hotze <[email protected]>

Author: florian-h05

bundles/org.openhab.core.persistence/src/main/java/org/openhab/core/persistence/extensions/PersistenceExtensions.java

@@ -41,6 +41,7 @@
 import org.openhab.core.persistence.QueryablePersistenceService;
 import org.openhab.core.types.State;
 import org.openhab.core.types.TimeSeries;
+import org.openhab.core.types.TypeParser;
 import org.osgi.service.component.annotations.Activate;
 import org.osgi.service.component.annotations.Component;
 import org.osgi.service.component.annotations.Reference;
@@ -147,6 +148,42 @@ private static void internalPersist(Item item, ZonedDateTime timestamp, State st
                 .warn("There is no modifiable persistence service registered with the id '{}'", effectiveServiceId);
     }
 
+    /**
+     * Persists a <code>state</code> at a given <code>timestamp</code> of an <code>item</code> through the default
+     * persistence service.
+     *
+     * @param item the item to store
+     * @param timestamp the date for the item state to be stored
+     * @param stateString the state to be stored
+     */
+    public static void persist(Item item, ZonedDateTime timestamp, String stateString) {
+        internalPersist(item, timestamp, stateString, null);
+    }
+
+    /**
+     * Persists a <code>state</code> at a given <code>timestamp</code> of an <code>item</code> through a
+     * {@link PersistenceService} identified by the <code>serviceId</code>.
+     *
+     * @param item the item
+     * @param timestamp the date for the item state to be stored
+     * @param stateString the state to be stored
+     * @param serviceId the name of the {@link PersistenceService} to use
+     */
+    public static void persist(Item item, ZonedDateTime timestamp, String stateString, @Nullable String serviceId) {
+        internalPersist(item, timestamp, stateString, serviceId);
+    }
+
+    private static void internalPersist(Item item, ZonedDateTime timestamp, String stateString,
+            @Nullable String serviceId) {
+        State state = TypeParser.parseState(item.getAcceptedDataTypes(), stateString);
+        if (state != null) {
+            internalPersist(item, timestamp, state, serviceId);
+        } else {
+            LoggerFactory.getLogger(PersistenceExtensions.class).warn("State '{}' cannot be parsed for item '{}'.",
+                    stateString, item.getName());
+        }
+    }
+
     /**
      * Persists a <code>timeSeries</code> of an <code>item</code> through the default persistence service.
      *