From b0a81eda9a0b2717e90dee49af53adc71f7cc3dc Mon Sep 17 00:00:00 2001
From: Matthew Swift <matthew.swift@forgerock.com>
Date: Thu, 31 Jan 2013 18:01:23 +0000
Subject: [PATCH] Fix OPENDJ-690: Rest2LDAP - Implement basic search support

---
 opendj3/opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/SimpleAttributeMapper.java |   41 ++++++++++++++++++++++++++++-------------
 1 files changed, 28 insertions(+), 13 deletions(-)

diff --git a/opendj3/opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/SimpleAttributeMapper.java b/opendj3/opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/SimpleAttributeMapper.java
index 74ba121..8d6a1c5 100644
--- a/opendj3/opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/SimpleAttributeMapper.java
+++ b/opendj3/opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/SimpleAttributeMapper.java
@@ -11,11 +11,12 @@
  * Header, with the fields enclosed by brackets [] replaced by your own identifying
  * information: "Portions Copyright [year] [name of copyright owner]".
  *
- * Copyright 2012 ForgeRock AS.
+ * Copyright 2012-2013 ForgeRock AS.
  */
 package org.forgerock.opendj.rest2ldap;
 
 import static org.forgerock.opendj.rest2ldap.Utils.byteStringToJson;
+import static org.forgerock.opendj.rest2ldap.Utils.toFilter;
 import static org.forgerock.opendj.rest2ldap.Utils.toLowerCase;
 
 import java.util.Collections;
@@ -26,10 +27,10 @@
 import org.forgerock.json.fluent.JsonPointer;
 import org.forgerock.json.fluent.JsonValue;
 import org.forgerock.json.resource.ResultHandler;
-import org.forgerock.json.resource.ServerContext;
 import org.forgerock.opendj.ldap.Attribute;
 import org.forgerock.opendj.ldap.ByteString;
 import org.forgerock.opendj.ldap.Entry;
+import org.forgerock.opendj.ldap.Filter;
 import org.forgerock.opendj.ldap.Function;
 import org.forgerock.opendj.ldap.Functions;
 
@@ -104,13 +105,29 @@
      * {@inheritDoc}
      */
     @Override
-    public void getLDAPAttributes(final JsonPointer jsonAttribute, final Set<String> ldapAttributes) {
-        if (attributeMatchesPointer(jsonAttribute)) {
+    public void getLDAPAttributes(final Context c, final JsonPointer jsonAttribute,
+            final Set<String> ldapAttributes) {
+        if (jsonAttribute.isEmpty() || matches(jsonAttribute)) {
             ldapAttributes.add(ldapAttributeName);
         }
     }
 
     /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void getLDAPFilter(final Context c, final FilterType type,
+            final JsonPointer jsonAttribute, final String operator, final Object valueAssertion,
+            final ResultHandler<Filter> h) {
+        if (matches(jsonAttribute)) {
+            h.handleResult(toFilter(c, type, ldapAttributeName, valueAssertion));
+        } else {
+            // This attribute mapper cannot handle the provided filter component.
+            h.handleResult(null);
+        }
+    }
+
+    /**
      * Prevents the LDAP attribute from being updated.
      *
      * @param readOnly
@@ -141,12 +158,11 @@
      * {@inheritDoc}
      */
     @Override
-    public void toJSON(final ServerContext c, final Entry e,
-            final ResultHandler<Map<String, Object>> h) {
+    public void toJSON(final Context c, final Entry e, final ResultHandler<Map<String, Object>> h) {
         final Attribute a = e.getAttribute(ldapAttributeName);
         if (a != null) {
-            final Function<ByteString, ?, Void> f = decoder == null ? Functions.fixedFunction(
-                    byteStringToJson(), a) : decoder;
+            final Function<ByteString, ?, Void> f =
+                    decoder == null ? Functions.fixedFunction(byteStringToJson(), a) : decoder;
             final Object value;
             if (forceSingleValued || a.getAttributeDescription().getAttributeType().isSingleValue()) {
                 value = a.parse().as(f, defaultValue);
@@ -163,15 +179,14 @@
      * {@inheritDoc}
      */
     @Override
-    public void toLDAP(final ServerContext c, final JsonValue v,
-            final ResultHandler<List<Attribute>> h) {
+    public void toLDAP(final Context c, final JsonValue v, final ResultHandler<List<Attribute>> h) {
         // TODO Auto-generated method stub
 
     }
 
-    private boolean attributeMatchesPointer(final JsonPointer resourceAttribute) {
-        return resourceAttribute.isEmpty()
-                || toLowerCase(resourceAttribute.get(0)).equals(normalizedJsonAttributeName);
+    private boolean matches(final JsonPointer jsonAttribute) {
+        return !jsonAttribute.isEmpty()
+                && toLowerCase(jsonAttribute.get(0)).equals(normalizedJsonAttributeName);
     }
 
 }

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