Introduce custom maintenance service.

diff --git a/org.argeo.suite.core/src/org/argeo/suite/core/CustomMaintenanceService.java b/org.argeo.suite.core/src/org/argeo/suite/core/CustomMaintenanceService.java
new file mode 100644 (file)
index 0000000..2fd15d1
--- /dev/null
+++ b/org.argeo.suite.core/src/org/argeo/suite/core/CustomMaintenanceService.java
@@ -0,0 +1,69 @@
+package org.argeo.suite.core;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.jcr.ImportUUIDBehavior;
+import javax.jcr.ItemExistsException;
+import javax.jcr.Node;
+import javax.jcr.RepositoryException;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.argeo.entity.EntityType;
+import org.argeo.jcr.JcrUtils;
+import org.argeo.maintenance.AbstractMaintenanceService;
+
+/** Base for custom initialisations. */
+public abstract class CustomMaintenanceService extends AbstractMaintenanceService {
+       private final static Log log = LogFactory.getLog(AbstractMaintenanceService.class);
+
+       protected List<String> getTypologies() {
+               return new ArrayList<>();
+       }
+
+       protected String getTypologiesLoadBase() {
+               return "/sys/terms";
+       }
+
+       protected void loadTypologies(Node customBaseNode) throws RepositoryException, IOException {
+               List<String> typologies = getTypologies();
+               if (!typologies.isEmpty()) {
+                       Node termsBase = JcrUtils.getOrAdd(customBaseNode, EntityType.terms.name(), EntityType.typologies.get());
+                       for (String terms : typologies) {
+                               loadTerms(customBaseNode, terms);
+                       }
+                       termsBase.getSession().save();
+               }
+       }
+
+       protected void loadTerms(Node termsBase, String name) throws IOException, RepositoryException {
+               try {
+                       String termsLoadPath = getTypologiesLoadBase() + '/' + name + ".xml";
+                       URL termsUrl = getClass().getClassLoader().getResource(termsLoadPath);
+                       if (termsUrl == null)
+                               throw new IllegalArgumentException("Terms '" + name + "' not found.");
+                       try (InputStream in = termsUrl.openStream()) {
+                               termsBase.getSession().importXML(termsBase.getPath(), in,
+                                               ImportUUIDBehavior.IMPORT_UUID_COLLISION_REPLACE_EXISTING);
+                       } catch (ItemExistsException e) {
+                               log.warn("Terms " + name + " exists with another UUID, removing it...");
+                               termsBase.getNode(name).remove();
+                               try (InputStream in = termsUrl.openStream()) {
+                                       termsBase.getSession().importXML(termsBase.getPath(), in,
+                                                       ImportUUIDBehavior.IMPORT_UUID_COLLISION_REPLACE_EXISTING);
+                               }
+                       }
+                       if (log.isDebugEnabled())
+                               log.debug("Terms '" + name + "' loaded.");
+                       termsBase.getSession().save();
+               } catch (RepositoryException | IOException e) {
+                       log.error("Cannot load terms '" + name + "': " + e.getMessage());
+                       throw e;
+               }
+       }
+
+}