1 files changed, 96 insertions, 0 deletions
diff --git a/subversion/bindings/javahl/native/Utility.cpp b/subversion/bindings/javahl/native/Utility.cpp
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+++ b/subversion/bindings/javahl/native/Utility.cpp
@@ -0,0 +1,96 @@
+/**
+ * @copyright
+ * ====================================================================
+ *    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.
+ * ====================================================================
+ * @endcopyright
+ */
+
+#include <string>
+#include <apr_strings.h>
+
+#include "svn_string.h"
+
+#include "jniwrapper/jni_array.hpp"
+#include "jniwrapper/jni_string.hpp"
+#include "jniwrapper/jni_string_map.hpp"
+
+#include "Utility.hpp"
+
+
+namespace JavaHL {
+namespace Util {
+
+namespace {
+class MapToHashIteration
+{
+public:
+  explicit MapToHashIteration(const svn_string_t* default_value,
+                              apr_pool_t* pool)
+    : m_pool(pool),
+      m_hash(apr_hash_make(pool)),
+      m_default(default_value)
+    {}
+
+  void operator()(const std::string& key, const Java::ByteArray& value)
+    {
+      const char* const safe_key =
+        apr_pstrmemdup(m_pool, key.c_str(), key.size() + 1);
+      if (!value.get())
+        {
+          if (m_default != NULL)
+            apr_hash_set(m_hash, safe_key, key.size(), m_default);
+        }
+      else
+        {
+          Java::ByteArray::Contents val(value);
+          apr_hash_set(m_hash, safe_key, key.size(), val.get_string(m_pool));
+        }
+    }
+
+  apr_hash_t* get() const
+    {
+      return m_hash;
+    }
+
+private:
+  apr_pool_t* const m_pool;
+  apr_hash_t* const m_hash;
+  const svn_string_t* const m_default;
+};
+
+typedef ::Java::ImmutableMap< ::Java::ByteArray, jbyteArray> ImmutableByteArrayMap;
+} // anonymous namespace
+
+apr_hash_t*
+make_keyword_hash(::Java::Env env, jobject jkeywords, apr_pool_t* pool)
+{
+  const svn_string_t* const empty = svn_string_create_empty(pool);
+  const ImmutableByteArrayMap keywords(env, jkeywords);
+  return keywords.for_each(MapToHashIteration(empty, pool)).get();
+}
+
+apr_hash_t*
+make_property_hash(::Java::Env env, jobject jproperties, apr_pool_t* pool)
+{
+  const ImmutableByteArrayMap props(env, jproperties);
+  return props.for_each(MapToHashIteration(NULL, pool)).get();
+}
+
+} // namespace Util
+} // namespace JavaHL