X-Git-Url: https://git.argeo.org/?a=blobdiff_plain;f=jcr%2Forg.argeo.cms.jcr%2Fsrc%2Forg%2Fargeo%2Fcms%2Fjcr%2Facr%2FJcrContent.java;h=116e45c7bf09fc0d546aeadc216a7239bcab4b9b;hb=da9d144b6b241e1526a3bd255dff905a7969a5bc;hp=134f68162fcdfa5525d14bc0793c1dd9c4a2cc0c;hpb=e3db2eba9a7f8380a6f76d7b0e6cd4825e91893e;p=lgpl%2Fargeo-commons.git

diff --git a/jcr/org.argeo.cms.jcr/src/org/argeo/cms/jcr/acr/JcrContent.java b/jcr/org.argeo.cms.jcr/src/org/argeo/cms/jcr/acr/JcrContent.java
index 134f68162..116e45c7b 100644
--- a/jcr/org.argeo.cms.jcr/src/org/argeo/cms/jcr/acr/JcrContent.java
+++ b/jcr/org.argeo.cms.jcr/src/org/argeo/cms/jcr/acr/JcrContent.java
@@ -27,10 +27,12 @@ import javax.xml.transform.Source;
 import javax.xml.transform.stream.StreamSource;
 
 import org.argeo.api.acr.Content;
-import org.argeo.api.acr.ContentUtils;
 import org.argeo.api.acr.NamespaceUtils;
-import org.argeo.api.acr.spi.AbstractContent;
+import org.argeo.api.acr.spi.ContentProvider;
 import org.argeo.api.acr.spi.ProvidedSession;
+import org.argeo.api.cms.CmsConstants;
+import org.argeo.cms.acr.AbstractContent;
+import org.argeo.cms.acr.ContentUtils;
 import org.argeo.jcr.Jcr;
 import org.argeo.jcr.JcrException;
 import org.argeo.jcr.JcrUtils;
@@ -178,6 +180,8 @@ public class JcrContent extends AbstractContent {
 
 	@Override
 	public Content getParent() {
+		if (Jcr.isRoot(getJcrNode())) // root
+			return null;
 		return new JcrContent(session, provider, jcrWorkspace, Jcr.getParentPath(getJcrNode()));
 	}
 
@@ -218,9 +222,18 @@ public class JcrContent extends AbstractContent {
 
 	}
 
+	boolean exists() {
+		try {
+			return provider.getJcrSession(session, jcrWorkspace).itemExists(jcrPath);
+		} catch (RepositoryException e) {
+			throw new JcrException("Cannot check whether " + jcrPath + " exists", e);
+		}
+	}
+
 	/*
 	 * ADAPTERS
 	 */
+	@SuppressWarnings("unchecked")
 	public <A> A adapt(Class<A> clss) {
 		if (Source.class.isAssignableFrom(clss)) {
 //			try {
@@ -244,6 +257,7 @@ public class JcrContent extends AbstractContent {
 			return super.adapt(clss);
 	}
 
+	@SuppressWarnings("unchecked")
 	@Override
 	public <C extends Closeable> C open(Class<C> clss) throws IOException, IllegalArgumentException {
 		if (InputStream.class.isAssignableFrom(clss)) {
@@ -259,29 +273,41 @@ public class JcrContent extends AbstractContent {
 		return super.open(clss);
 	}
 
-//	class JcrKeyIterator implements Iterator<QName> {
-//		private final PropertyIterator propertyIterator;
-//
-//		protected JcrKeyIterator(PropertyIterator propertyIterator) {
-//			this.propertyIterator = propertyIterator;
-//		}
-//
-//		@Override
-//		public boolean hasNext() {
-//			return propertyIterator.hasNext();
-//		}
-//
-//		@Override
-//		public QName next() {
-//			Property property = null;
-//			try {
-//				property = propertyIterator.nextProperty();
-//				// TODO map standard property names
-//				return NamespaceUtils.parsePrefixedName(provider, property.getName());
-//			} catch (RepositoryException e) {
-//				throw new JcrException("Cannot retrieve property " + property, null);
-//			}
-//		}
-//
-//	}
+	@Override
+	public ProvidedSession getSession() {
+		return session;
+	}
+
+	@Override
+	public ContentProvider getProvider() {
+		return provider;
+	}
+
+	@Override
+	public String getSessionLocalId() {
+		try {
+			return getJcrNode().getIdentifier();
+		} catch (RepositoryException e) {
+			throw new JcrException("Cannot get identifier for " + getJcrNode(), e);
+		}
+	}
+
+	/*
+	 * STATIC UTLITIES
+	 */
+	public static Content nodeToContent(Node node) {
+		if (node == null)
+			return null;
+		try {
+			ProvidedSession contentSession = (ProvidedSession) node.getSession()
+					.getAttribute(ProvidedSession.class.getName());
+			if (contentSession == null)
+				throw new IllegalArgumentException(
+						"Cannot adapt " + node + " to content, because it was not loaded from a content session");
+			return contentSession.get(CmsConstants.SYS_WORKSPACE + node.getPath());
+		} catch (RepositoryException e) {
+			throw new JcrException("Cannot adapt " + node + " to a content", e);
+		}
+	}
+
 }