X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;f=org.argeo.cms.jcr%2Fsrc%2Forg%2Fargeo%2Fjcr%2FJcr.java;h=bdeaac707511d554403fcea465b8fc80780f9de5;hb=87547963e298202bcae9cf81bc88c44feddac5f4;hp=49b008d70751e24e4f362c9e5e2b9caab66f06cc;hpb=bce03099b0d2f1758e7a3d74fba339d0200924d5;p=gpl%2Fargeo-jcr.git

diff --git a/org.argeo.cms.jcr/src/org/argeo/jcr/Jcr.java b/org.argeo.cms.jcr/src/org/argeo/jcr/Jcr.java
index 49b008d..bdeaac7 100644
--- a/org.argeo.cms.jcr/src/org/argeo/jcr/Jcr.java
+++ b/org.argeo.cms.jcr/src/org/argeo/jcr/Jcr.java
@@ -49,11 +49,15 @@ public class Jcr {
 	/**
 	 * The name of a node which will be serialized as XML text, as per section 7.3.1
 	 * of the JCR 2.0 specifications.
+	 * 
+	 * @see Workspace#NAME_JCR_XMLTEXT
 	 */
 	public final static String JCR_XMLTEXT = "jcr:xmltext";
 	/**
 	 * The name of a property which will be serialized as XML text, as per section
 	 * 7.3.1 of the JCR 2.0 specifications.
+	 * 
+	 * @see Workspace#NAME_JCR_XMLCHARACTERS
 	 */
 	public final static String JCR_XMLCHARACTERS = "jcr:xmlcharacters";
 	/**
@@ -427,6 +431,20 @@ public class Jcr {
 		}
 	}
 
+	/**
+	 * Whether this node has this property.
+	 * 
+	 * @see Node#hasProperty(String)
+	 * @throws JcrException caused by {@link RepositoryException}
+	 */
+	public static boolean hasProperty(Node node, String property) {
+		try {
+			return node.hasProperty(property);
+		} catch (RepositoryException e) {
+			throw new JcrException("Cannot check whether " + node + " has property " + property, e);
+		}
+	}
+
 	/**
 	 * Set a property to the given value, or remove it if the value is
 	 * <code>null</code>.
@@ -599,6 +617,7 @@ public class Jcr {
 		}
 	}
 
+	@SuppressWarnings("unchecked")
 	public static <T> T getAs(Node node, String property, Class<T> clss) {
 		if (String.class.isAssignableFrom(clss)) {
 			return (T) get(node, property);
@@ -609,6 +628,23 @@ public class Jcr {
 		}
 	}
 
+	/**
+	 * Retrieve a {@link PropertyType#DATE} property as an {@link Instant}.
+	 * 
+	 * @return the property value, or <code>null</code> if not found.
+	 */
+	public static Instant getAsInstant(Node node, String property) {
+		try {
+			if (!node.hasProperty(property))
+				return null;
+			Calendar calendar = node.getProperty(property).getDate();
+			return calendar.getTime().toInstant();
+		} catch (RepositoryException e) {
+			throw new JcrException("Cannot get property " + property + " of " + node + " as an instant.", e);
+		}
+
+	}
+
 	/**
 	 * Get a multiple property as a list, doing a best effort to cast it as the
 	 * target list.