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Posted to commits@sling.apache.org by ro...@apache.org on 2017/11/07 10:17:15 UTC

[sling-org-apache-sling-tenant] 11/18: SLING-5240 : Remove getAdministrativeResourceResolver() usage from org.apache.sling.tenant

This is an automated email from the ASF dual-hosted git repository.

rombert pushed a commit to annotated tag org.apache.sling.tenant-1.1.0
in repository https://gitbox.apache.org/repos/asf/sling-org-apache-sling-tenant.git

commit ee0f9f1971a3bc8cffb60a90dc86d360f84f7852
Author: Carsten Ziegeler <cz...@apache.org>
AuthorDate: Mon Jan 4 13:34:17 2016 +0000

    SLING-5240 : Remove getAdministrativeResourceResolver() usage from org.apache.sling.tenant
    
    git-svn-id: https://svn.apache.org/repos/asf/sling/trunk/contrib/extensions/tenant@1722866 13f79535-47bb-0310-9956-ffa450edef68
---
 .../org/apache/sling/tenant/TenantManager.java     | 10 +--
 .../sling/tenant/internal/TenantProviderImpl.java  | 78 +++++++++++++++++++---
 .../apache/sling/tenant/spi/TenantCustomizer.java  |  8 ++-
 ...enantCustomizer.java => TenantManagerHook.java} | 42 ++++++------
 .../org/apache/sling/tenant/spi/package-info.java  |  2 +-
 5 files changed, 102 insertions(+), 38 deletions(-)

diff --git a/src/main/java/org/apache/sling/tenant/TenantManager.java b/src/main/java/org/apache/sling/tenant/TenantManager.java
index 23b1c1a..63f3a07 100644
--- a/src/main/java/org/apache/sling/tenant/TenantManager.java
+++ b/src/main/java/org/apache/sling/tenant/TenantManager.java
@@ -47,7 +47,7 @@ public interface TenantManager {
      * properties.
      * <p>
      * After creating the tenant, the
-     * {@link org.apache.sling.tenant.spi.TenantCustomizer#setup(Tenant, org.apache.sling.api.resource.ResourceResolver)}
+     * {@link org.apache.sling.tenant.spi.TenantManagerHook#setup(Tenant)}
      * method is called to allow customizers to configure additional properties.
      * <p>
      * Before returning the newly created tenant object the data is persisted.
@@ -72,7 +72,7 @@ public interface TenantManager {
      * property if the value is {@code null}.
      * <p>
      * Before returning the
-     * {@link org.apache.sling.tenant.spi.TenantCustomizer#setup(Tenant, org.apache.sling.api.resource.ResourceResolver)}
+     * {@link org.apache.sling.tenant.spi.TenantManagerHook#change(Tenant)}
      * method is called to allow customizers to configure additional properties.
      *
      * @param tenant The tenant whose property is to be set or remove.
@@ -88,7 +88,7 @@ public interface TenantManager {
      * Sets or removes multiple properties on the tenant.
      * <p>
      * Before returning the
-     * {@link org.apache.sling.tenant.spi.TenantCustomizer#setup(Tenant, org.apache.sling.api.resource.ResourceResolver)}
+     * {@link org.apache.sling.tenant.spi.TenantManagerHook#change(Tenant)}
      * method is called to allow customizers to configure additional properties.
      *
      * @param tenant The tenant whose properties are to be modified.
@@ -103,7 +103,7 @@ public interface TenantManager {
      * Removes one or more properties from the tenant.
      * <p>
      * Before returning the
-     * {@link org.apache.sling.tenant.spi.TenantCustomizer#setup(Tenant, org.apache.sling.api.resource.ResourceResolver)}
+     * {@link org.apache.sling.tenant.spi.TenantManagerHook#change(Tenant)}
      * method is called to allow customizers to configure additional properties
      * unless the {@code properties} parameter is {@code null} or empty.
      *
@@ -120,7 +120,7 @@ public interface TenantManager {
      * Removes the given tenant.
      * <p>
      * Before returning the
-     * {@link org.apache.sling.tenant.spi.TenantCustomizer#remove(Tenant, org.apache.sling.api.resource.ResourceResolver)}
+     * {@link org.apache.sling.tenant.spi.TenantManagerHook#remove(Tenant)}
      * method is called to allow customizers to implement further cleanup upon
      * tenant removal.
      *
diff --git a/src/main/java/org/apache/sling/tenant/internal/TenantProviderImpl.java b/src/main/java/org/apache/sling/tenant/internal/TenantProviderImpl.java
index 72fe197..83be26e 100644
--- a/src/main/java/org/apache/sling/tenant/internal/TenantProviderImpl.java
+++ b/src/main/java/org/apache/sling/tenant/internal/TenantProviderImpl.java
@@ -32,12 +32,12 @@ import java.util.TreeMap;
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
 import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Properties;
 import org.apache.felix.scr.annotations.Property;
 import org.apache.felix.scr.annotations.PropertyUnbounded;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.ReferencePolicy;
+import org.apache.felix.scr.annotations.References;
 import org.apache.felix.scr.annotations.Service;
 import org.apache.sling.api.resource.LoginException;
 import org.apache.sling.api.resource.ModifiableValueMap;
@@ -53,6 +53,7 @@ import org.apache.sling.tenant.TenantManager;
 import org.apache.sling.tenant.TenantProvider;
 import org.apache.sling.tenant.internal.console.WebConsolePlugin;
 import org.apache.sling.tenant.spi.TenantCustomizer;
+import org.apache.sling.tenant.spi.TenantManagerHook;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.Constants;
 import org.osgi.framework.Filter;
@@ -69,15 +70,20 @@ import org.slf4j.LoggerFactory;
         label = "Apache Sling Tenant Provider",
         description = "Service responsible for providing Tenants",
         immediate = true)
-@Service
-@Properties(value = {
-    @Property(name = Constants.SERVICE_DESCRIPTION, value = "Apache Sling Tenant Provider")
-})
-@Reference(
+@Service(value = {TenantProvider.class, TenantManager.class})
+@Property(name = Constants.SERVICE_DESCRIPTION, value = "Apache Sling Tenant Provider")
+@References({
+    @Reference(
         name = "tenantSetup",
         referenceInterface = TenantCustomizer.class,
         cardinality = ReferenceCardinality.OPTIONAL_MULTIPLE,
-        policy = ReferencePolicy.DYNAMIC)
+        policy = ReferencePolicy.DYNAMIC),
+    @Reference(
+            name = "hook",
+            referenceInterface = TenantManagerHook.class,
+            cardinality = ReferenceCardinality.OPTIONAL_MULTIPLE,
+            policy = ReferencePolicy.DYNAMIC)
+})
 public class TenantProviderImpl implements TenantProvider, TenantManager {
 
     /** default log */
@@ -96,6 +102,9 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
     private SortedMap<Comparable<Object>, TenantCustomizer> registeredTenantHandlers = new TreeMap<Comparable<Object>, TenantCustomizer>(
         Collections.reverseOrder());
 
+    private SortedMap<Comparable<Object>, TenantManagerHook> registeredHooks = new TreeMap<Comparable<Object>, TenantManagerHook>(
+            Collections.reverseOrder());
+
     @Property(
             value = {},
             unbounded = PropertyUnbounded.ARRAY,
@@ -146,9 +155,25 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         return registeredTenantHandlers.values();
     }
 
+    @SuppressWarnings("unused")
+    private synchronized void bindHook(TenantManagerHook action, Map<String, Object> config) {
+        registeredHooks.put(ServiceUtil.getComparableForServiceRanking(config), action);
+    }
+
+    @SuppressWarnings("unused")
+    private synchronized void unbindHook(TenantManagerHook action, Map<String, Object> config) {
+        registeredHooks.remove(ServiceUtil.getComparableForServiceRanking(config));
+    }
+
+    private synchronized Collection<TenantManagerHook> getHooks() {
+        return registeredHooks.values();
+    }
+
+    @Override
     public Tenant getTenant(final String tenantId) {
         if (tenantId != null && tenantId.length() > 0) {
             return call(new ResourceResolverTask<Tenant>() {
+                @Override
                 public Tenant call(ResourceResolver resolver) {
                     Resource tenantRes = getTenantResource(resolver, tenantId);
                     return (tenantRes != null) ? new TenantImpl(tenantRes) : null;
@@ -160,10 +185,12 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         return null;
     }
 
+    @Override
     public Iterator<Tenant> getTenants() {
         return getTenants(null);
     }
 
+    @Override
     public Iterator<Tenant> getTenants(final String tenantFilter) {
         final Filter filter;
         if (tenantFilter != null && tenantFilter.length() > 0) {
@@ -177,6 +204,7 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         }
 
         Iterator<Tenant> result = call(new ResourceResolverTask<Iterator<Tenant>>() {
+            @Override
             public Iterator<Tenant> call(ResourceResolver resolver) {
                 Resource tenantRootRes = resolver.getResource(tenantRootPath);
 
@@ -202,15 +230,17 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         return result;
     }
 
+    @Override
     public Tenant create(final String tenantId, final Map<String, Object> properties) {
         return call(new ResourceResolverTask<Tenant>() {
+            @Override
             public Tenant call(ResourceResolver adminResolver) {
                 try {
                     // create the tenant
                     Resource tenantRes = createTenantResource(adminResolver, tenantId, properties);
                     TenantImpl tenant = new TenantImpl(tenantRes);
                     adminResolver.commit();
-                    customizeTenant(tenantRes, tenant);
+                    customizeTenant(tenantRes, tenant, true);
                     adminResolver.commit();
 
                     // refresh tenant instance, as it copies property from
@@ -231,8 +261,10 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         });
     }
 
+    @Override
     public void remove(final Tenant tenant) {
         call(new ResourceResolverTask<Void>() {
+            @Override
             public Void call(ResourceResolver resolver) {
                 try {
                     Resource tenantRes = getTenantResource(resolver, tenant.getId());
@@ -245,6 +277,14 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
                                 log.info("removeTenant: Unexpected problem calling TenantCustomizer " + ts, e);
                             }
                         }
+                        // call tenant hooks
+                        for (TenantManagerHook ts : getHooks()) {
+                            try {
+                                ts.remove(tenant);
+                            } catch (Exception e) {
+                                log.info("removeTenant: Unexpected problem calling TenantManagerHook " + ts, e);
+                            }
+                        }
 
                         resolver.delete(tenantRes);
                         resolver.commit();
@@ -258,8 +298,10 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         });
     }
 
+    @Override
     public void setProperty(final Tenant tenant, final String name, final Object value) {
         updateProperties(tenant, new PropertiesUpdater() {
+            @Override
             public void update(ModifiableValueMap properties) {
                 if (value != null) {
                     properties.put(name, value);
@@ -270,8 +312,10 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         });
     }
 
+    @Override
     public void setProperties(final Tenant tenant, final Map<String, Object> properties) {
         updateProperties(tenant, new PropertiesUpdater() {
+            @Override
             public void update(ModifiableValueMap vm) {
                 for (Entry<String, Object> entry : properties.entrySet()) {
                     if (entry.getValue() != null) {
@@ -284,8 +328,10 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         });
     }
 
+    @Override
     public void removeProperties(final Tenant tenant, final String... propertyNames) {
         updateProperties(tenant, new PropertiesUpdater() {
+            @Override
             public void update(ModifiableValueMap properties) {
                 for (String name : propertyNames) {
                     properties.remove(name);
@@ -334,7 +380,7 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
         return resolver.getResource(tenantRootPath + "/" + tenantId);
     }
 
-    private void customizeTenant(final Resource tenantRes, final Tenant tenant) {
+    private void customizeTenant(final Resource tenantRes, final Tenant tenant, boolean isCreate) {
 
         // call tenant setup handler
         Map<String, Object> tenantProps = tenantRes.adaptTo(ModifiableValueMap.class);
@@ -355,6 +401,17 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
                 log.info("addTenant: Unexpected problem calling TenantCustomizer " + ts, e);
             }
         }
+        // call tenant hooks
+        for (TenantManagerHook ts : getHooks()) {
+            try {
+                Map<String, Object> props = (isCreate ? ts.setup(tenant) : ts.change(tenant));
+                if (props != null) {
+                    tenantProps.putAll(props);
+                }
+            } catch (Exception e) {
+                log.info("removeTenant: Unexpected problem calling TenantManagerHook " + ts, e);
+            }
+        }
     }
 
     private <T> T call(ResourceResolverTask<T> task) {
@@ -377,6 +434,7 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
 
     private void updateProperties(final Tenant tenant, final PropertiesUpdater updater) {
         call(new ResourceResolverTask<Void>() {
+            @Override
             public Void call(ResourceResolver resolver) {
                 try {
                     Resource tenantRes = getTenantResource(resolver, tenant.getId());
@@ -388,7 +446,7 @@ public class TenantProviderImpl implements TenantProvider, TenantManager {
                             ((TenantImpl) tenant).loadProperties(tenantRes);
                         }
 
-                        customizeTenant(tenantRes, tenant);
+                        customizeTenant(tenantRes, tenant, false);
                         resolver.commit();
 
                         if (tenant instanceof TenantImpl) {
diff --git a/src/main/java/org/apache/sling/tenant/spi/TenantCustomizer.java b/src/main/java/org/apache/sling/tenant/spi/TenantCustomizer.java
index 18785da..345197b 100644
--- a/src/main/java/org/apache/sling/tenant/spi/TenantCustomizer.java
+++ b/src/main/java/org/apache/sling/tenant/spi/TenantCustomizer.java
@@ -30,7 +30,11 @@ import aQute.bnd.annotation.ConsumerType;
  *
  * Tools can hook into the tenant creation, changing a tenant and removing
  * thereof by implementing this interface.
+ *
+ * @deprecated This interface will not be supported in future versions. Use
+ *             {@link TenantManagerHook} instead.
  */
+@Deprecated
 @ConsumerType
 public interface TenantCustomizer {
 
@@ -54,7 +58,7 @@ public interface TenantCustomizer {
      *         property accessor methods. {@code null} or an empty map may be
      *         returned to not add properties.
      */
-    public Map<String, Object> setup(Tenant tenant, ResourceResolver resolver);
+    Map<String, Object> setup(Tenant tenant, ResourceResolver resolver);
 
     /**
      * Called to remove the setup for the given Tenant. This reverts all changes
@@ -72,5 +76,5 @@ public interface TenantCustomizer {
      *            persistence for further cleanup. Note, that this
      *            {@code resolver} will have administrative privileges.
      */
-    public void remove(Tenant tenant, ResourceResolver resolver);
+    void remove(Tenant tenant, ResourceResolver resolver);
 }
diff --git a/src/main/java/org/apache/sling/tenant/spi/TenantCustomizer.java b/src/main/java/org/apache/sling/tenant/spi/TenantManagerHook.java
similarity index 64%
copy from src/main/java/org/apache/sling/tenant/spi/TenantCustomizer.java
copy to src/main/java/org/apache/sling/tenant/spi/TenantManagerHook.java
index 18785da..612f086 100644
--- a/src/main/java/org/apache/sling/tenant/spi/TenantCustomizer.java
+++ b/src/main/java/org/apache/sling/tenant/spi/TenantManagerHook.java
@@ -20,7 +20,6 @@ package org.apache.sling.tenant.spi;
 
 import java.util.Map;
 
-import org.apache.sling.api.resource.ResourceResolver;
 import org.apache.sling.tenant.Tenant;
 
 import aQute.bnd.annotation.ConsumerType;
@@ -30,47 +29,50 @@ import aQute.bnd.annotation.ConsumerType;
  *
  * Tools can hook into the tenant creation, changing a tenant and removing
  * thereof by implementing this interface.
+ *
+ * @since 1.1
  */
 @ConsumerType
-public interface TenantCustomizer {
+public interface TenantManagerHook {
 
     /**
-     * Method called to create or update the given tenant. The method may return
-     * additional properties to be added to the Tenant's property list. The
-     * ResourceResolver allows for access to the persistence.
+     * Method called to create the given tenant. The method may return
+     * additional properties to be added to the Tenant's property list.
      * <p>
-     * The {@code ResourceResolver.commit} method must not be called by this
-     * method.
+     * This method is not expected to throw an exception. Any exception thrown
+     * is logged but otherwise ignored.
+     *
+     * @param tenant The {@link Tenant} to be configured by this call
+     * @return Additional properties to be added to the tenant. These properties
+     *         may later be accessed through the {@linkplain Tenant tenant's}
+     *         property accessor methods. {@code null} or an empty map may be
+     *         returned to not add properties.
+     */
+    Map<String, Object> setup(Tenant tenant);
+
+    /**
+     * Method called to update the given tenant. The method may return
+     * additional properties to be added to the Tenant's property list.
      * <p>
      * This method is not expected to throw an exception. Any exception thrown
      * is logged but otherwise ignored.
      *
      * @param tenant The {@link Tenant} to be configured by this call
-     * @param resolver The {@code ResourceResolver} providing access to the
-     *            persistence for further setup. Note, that this
-     *            {@code resolver} will have administrative privileges.
      * @return Additional properties to be added to the tenant. These properties
      *         may later be accessed through the {@linkplain Tenant tenant's}
      *         property accessor methods. {@code null} or an empty map may be
      *         returned to not add properties.
      */
-    public Map<String, Object> setup(Tenant tenant, ResourceResolver resolver);
+    Map<String, Object> change(Tenant tenant);
 
     /**
      * Called to remove the setup for the given Tenant. This reverts all changes
-     * done by the #setup method. The ResourceResolver allows for access to the
-     * persistence.
-     * <p>
-     * The {@code ResourceResolver.commit} method must not be called by this
-     * method.
+     * done by the #setup method.
      * <p>
      * This method is not expected to throw an exception. Any exception thrown
      * is logged but otherwise ignored.
      *
      * @param tenant The {@link Tenant} about to be removed
-     * @param resolver The {@code ResourceResolver} providing access to the
-     *            persistence for further cleanup. Note, that this
-     *            {@code resolver} will have administrative privileges.
      */
-    public void remove(Tenant tenant, ResourceResolver resolver);
+    void remove(Tenant tenant);
 }
diff --git a/src/main/java/org/apache/sling/tenant/spi/package-info.java b/src/main/java/org/apache/sling/tenant/spi/package-info.java
index fa458c7..aa5c3f6 100644
--- a/src/main/java/org/apache/sling/tenant/spi/package-info.java
+++ b/src/main/java/org/apache/sling/tenant/spi/package-info.java
@@ -17,7 +17,7 @@
  * under the License.
  */
 
-@Version("1.0")
+@Version("1.1")
 package org.apache.sling.tenant.spi;
 
 import aQute.bnd.annotation.Version;

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