X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms%2Fsrc%2Forg%2Fargeo%2Fcms%2Fauth%2FCurrentUser.java;h=16ac638c107a943422e84a059b0a79414f68e54f;hb=25316bb35087da302a0916c1e0bdf2fc09e8feb0;hp=b43bf98b5f707744591b26006535ca784d8252b7;hpb=279880f110272df643cee670aa976ae5ab9ec396;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.cms/src/org/argeo/cms/auth/CurrentUser.java b/org.argeo.cms/src/org/argeo/cms/auth/CurrentUser.java
index b43bf98b5..16ac638c1 100644
--- a/org.argeo.cms/src/org/argeo/cms/auth/CurrentUser.java
+++ b/org.argeo.cms/src/org/argeo/cms/auth/CurrentUser.java
@@ -6,6 +6,7 @@ import java.security.PrivilegedAction;
 import java.security.PrivilegedActionException;
 import java.security.PrivilegedExceptionAction;
 import java.util.HashSet;
+import java.util.Iterator;
 import java.util.Locale;
 import java.util.Set;
 import java.util.UUID;
@@ -70,6 +71,11 @@ public final class CurrentUser {
 		return roles.contains(role);
 	}
 
+	/** Implies this {@link SystemRole} in this context. */
+	public final static boolean implies(SystemRole role, String context) {
+		return role.implied(currentSubject(), context);
+	}
+
 	/** Executes as the current user */
 	public final static <T> T doAs(PrivilegedAction<T> action) {
 		return Subject.doAs(currentSubject(), action);
@@ -125,7 +131,12 @@ public final class CurrentUser {
 
 	public static CmsSession getCmsSession() {
 		Subject subject = currentSubject();
-		CmsSessionId cmsSessionId = subject.getPrivateCredentials(CmsSessionId.class).iterator().next();
+		Iterator<CmsSessionId> it = subject.getPrivateCredentials(CmsSessionId.class).iterator();
+		if (!it.hasNext())
+			throw new IllegalStateException("No CMS session id available for " + subject);
+		CmsSessionId cmsSessionId = it.next();
+		if (it.hasNext())
+			throw new IllegalStateException("More than one CMS session id available for " + subject);
 		return CmsContextImpl.getCmsContext().getCmsSessionByUuid(cmsSessionId.getUuid());
 	}
 
@@ -165,8 +176,8 @@ public final class CurrentUser {
 	}
 
 	/*
-	 * PREPARE EVOLUTION OF JAVA APIs INTRODUCED IN JDK 18
-	 * The following static methods will be added to Subject 
+	 * PREPARE EVOLUTION OF JAVA APIs INTRODUCED IN JDK 18 The following static
+	 * methods will be added to Subject
 	 */
 	public Subject current() {
 		return currentSubject();