X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;ds=sidebyside;f=org.argeo.cms%2Fsrc%2Forg%2Fargeo%2Fcms%2Finternal%2Fkernel%2FDataModels.java;h=da6328163cc9804c8b95f877440b560f979f7d40;hb=7954fac52a6e7db11d9240cfbea85017c5612f19;hp=b758a30637a9aac70d79c5a846618b1fad62455e;hpb=e61a7a2dbff5e17fbf1c6c8bbd7fa687935d2897;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms/src/org/argeo/cms/internal/kernel/DataModels.java b/org.argeo.cms/src/org/argeo/cms/internal/kernel/DataModels.java
index b758a3063..da6328163 100644
--- a/org.argeo.cms/src/org/argeo/cms/internal/kernel/DataModels.java
+++ b/org.argeo.cms/src/org/argeo/cms/internal/kernel/DataModels.java
@@ -8,6 +8,8 @@ import java.util.List;
 import java.util.Map;
 import java.util.TreeMap;
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.argeo.cms.CmsException;
 import org.argeo.node.DataModelNamespace;
 import org.osgi.framework.Bundle;
@@ -19,6 +21,8 @@ import org.osgi.framework.wiring.BundleWire;
 import org.osgi.framework.wiring.BundleWiring;
 
 class DataModels implements BundleListener {
+	private final static Log log = LogFactory.getLog(DataModels.class);
+
 	private Map<String, DataModel> dataModels = new TreeMap<>();
 
 	public DataModels(BundleContext bc) {
@@ -56,13 +60,26 @@ class DataModels implements BundleListener {
 
 	protected void processBundle(Bundle bundle) {
 		BundleWiring wiring = bundle.adapt(BundleWiring.class);
+		if (wiring == null) {
+			log.warn("Bundle " + bundle.getSymbolicName() + " #" + bundle.getBundleId() + " (" + bundle.getLocation()
+					+ ") cannot be adapted to a wiring");
+			return;
+		}
 		List<BundleCapability> providedDataModels = wiring.getCapabilities(CMS_DATA_MODEL_NAMESPACE);
 		if (providedDataModels.size() == 0)
 			return;
 		List<BundleWire> requiredDataModels = wiring.getRequiredWires(CMS_DATA_MODEL_NAMESPACE);
+		// process requirements first
+		for (BundleWire bundleWire : requiredDataModels) {
+			processBundle(bundleWire.getProvider().getBundle());
+		}
 		for (BundleCapability bundleCapability : providedDataModels) {
-			DataModel dataModel = new DataModel(bundleCapability, requiredDataModels);
-			dataModels.put(dataModel.getName(), dataModel);
+			String name = (String) bundleCapability.getAttributes().get(DataModelNamespace.NAME);
+			assert name != null;
+			if (!dataModels.containsKey(name)) {
+				DataModel dataModel = new DataModel(name, bundleCapability, requiredDataModels);
+				dataModels.put(dataModel.getName(), dataModel);
+			}
 		}
 	}
 
@@ -85,11 +102,10 @@ class DataModels implements BundleListener {
 		private final String cnd;
 		private final List<DataModel> required;
 
-		private DataModel(BundleCapability bundleCapability, List<BundleWire> requiredDataModels) {
+		private DataModel(String name, BundleCapability bundleCapability, List<BundleWire> requiredDataModels) {
 			assert CMS_DATA_MODEL_NAMESPACE.equals(bundleCapability.getNamespace());
+			this.name = name;
 			Map<String, Object> attrs = bundleCapability.getAttributes();
-			name = (String) attrs.get(DataModelNamespace.NAME);
-			assert name != null;
 			abstrct = KernelUtils.asBoolean((String) attrs.get(DataModelNamespace.ABSTRACT));
 			// standalone = KernelUtils.asBoolean((String)
 			// attrs.get(DataModelNamespace.CAPABILITY_STANDALONE_ATTRIBUTE));