ACR compatible with Android.

[lgpl/argeo-commons.git] / org.argeo.cms / src / org / argeo / cms / acr / SingleUserContentRepository.java

diff --git a/org.argeo.cms/src/org/argeo/cms/acr/SingleUserContentRepository.java b/org.argeo.cms/src/org/argeo/cms/acr/SingleUserContentRepository.java
new file mode 100644 (file)
index 0000000..c442002
--- /dev/null
+++ b/org.argeo.cms/src/org/argeo/cms/acr/SingleUserContentRepository.java
@@ -0,0 +1,72 @@
+package org.argeo.cms.acr;
+
+import java.util.Locale;
+import java.util.Objects;
+
+import javax.security.auth.Subject;
+
+import org.argeo.api.acr.ContentSession;
+import org.argeo.api.acr.spi.ProvidedRepository;
+
+/**
+ * A standalone {@link ProvidedRepository} with a single {@link Subject} (which
+ * also provides the system session).
+ */
+public class SingleUserContentRepository extends AbstractContentRepository {
+       private final Subject subject;
+       private final Locale locale;
+
+       // the single session
+       private CmsContentSession contentSession;
+
+       public SingleUserContentRepository(Subject subject) {
+               this(subject, Locale.getDefault());
+
+               initRootContentProvider(null);
+       }
+
+       public SingleUserContentRepository(Subject subject, Locale locale) {
+               Objects.requireNonNull(subject);
+               Objects.requireNonNull(locale);
+
+               this.subject = subject;
+               this.locale = locale;
+       }
+
+       @Override
+       public void start() {
+               Objects.requireNonNull(subject);
+               Objects.requireNonNull(locale);
+
+               super.start();
+               if (contentSession != null)
+                       throw new IllegalStateException("Repository is already started, stop it first.");
+               contentSession = new CmsContentSession(this, subject, locale);
+       }
+
+       @Override
+       public void stop() {
+               if (contentSession != null)
+                       contentSession.close();
+               contentSession = null;
+               super.stop();
+       }
+
+       @Override
+       public ContentSession get(Locale locale) {
+               if (!this.locale.equals(locale))
+                       throw new UnsupportedOperationException("This repository does not support multi-locale sessions");
+               return contentSession;
+       }
+
+       @Override
+       public ContentSession get() {
+               return contentSession;
+       }
+
+       @Override
+       protected CmsContentSession newSystemSession() {
+               return new CmsContentSession(this, subject, Locale.getDefault());
+       }
+
+}