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From ste...@apache.org
Subject svn commit: r1095962 - /jackrabbit/sandbox/microkernel/src/main/java/org/apache/jackrabbit/mk/MicroKernelImpl.java
Date Fri, 22 Apr 2011 17:09:10 GMT
Author: stefan
Date: Fri Apr 22 17:09:10 2011
New Revision: 1095962

URL: http://svn.apache.org/viewvc?rev=1095962&view=rev
Log:
MicroKernel prototype (WIP)

Modified:
    jackrabbit/sandbox/microkernel/src/main/java/org/apache/jackrabbit/mk/MicroKernelImpl.java

Modified: jackrabbit/sandbox/microkernel/src/main/java/org/apache/jackrabbit/mk/MicroKernelImpl.java
URL: http://svn.apache.org/viewvc/jackrabbit/sandbox/microkernel/src/main/java/org/apache/jackrabbit/mk/MicroKernelImpl.java?rev=1095962&r1=1095961&r2=1095962&view=diff
==============================================================================
--- jackrabbit/sandbox/microkernel/src/main/java/org/apache/jackrabbit/mk/MicroKernelImpl.java
(original)
+++ jackrabbit/sandbox/microkernel/src/main/java/org/apache/jackrabbit/mk/MicroKernelImpl.java
Fri Apr 22 17:09:10 2011
@@ -1,12 +1,30 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package org.apache.jackrabbit.mk;
 
 import org.apache.jackrabbit.mk.api.MicroKernel;
 import org.apache.jackrabbit.mk.api.MicroKernelException;
 import org.apache.jackrabbit.mk.store.Commit;
+import org.apache.jackrabbit.mk.store.Node;
 
 import java.io.InputStream;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 
 /**
  *
@@ -120,9 +138,13 @@ public class MicroKernelImpl implements 
             throw new IllegalStateException("this instance has already been disposed");
         }
 
-        // todo implement
-
-        return null;
+        try {
+            StringBuffer buf = new StringBuffer();
+            toJson(rep.getNode(revisionId, path), depth, buf);
+            return buf.toString();
+        } catch (Exception e) {
+            throw new MicroKernelException(e);
+        }
     }
 
     public String getChildNodes(String path, long offset, long count, int depth, String revisionId)
throws MicroKernelException {
@@ -186,4 +208,35 @@ public class MicroKernelImpl implements 
 
         return null;
     }
+
+    //-------------------------------------------------------< implementation >
+
+    void toJson(Node node, int depth, StringBuffer buf) throws Exception {
+        buf.append("{");
+        for (Map.Entry prop : node.getProperties().entrySet()) {
+            buf.append('"');
+            buf.append(prop.getKey());
+            buf.append("\":\"");
+            buf.append(prop.getValue());
+            buf.append("\",");
+        }
+
+        buf.append("\":childNodeCount\":\"");
+        // todo optimize
+        int childCount = node.getChildNodeEntries().size();
+        buf.append(childCount);
+        buf.append("\"");
+        if (childCount > 0 && depth > 0) {
+            depth--;
+            buf.append(',');
+            for (Map.Entry<String, String> child : node.getChildNodeEntries().entrySet())
{
+                buf.append('"');
+                buf.append(child.getKey());
+                buf.append("\":");
+                String childId = child.getValue();
+                toJson(rep.getStore().getNode(childId), depth, buf);
+            }
+        }
+        buf.append("}");
+    }
 }



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