/// <summary>
/// Serializes all the tags in the given index. This serialization preserves the id's of each tag collection.
/// </summary>
/// <param name="stream">The target stream.</param>
/// <param name="tagsIndex">The tags index to serialize.</param>
public static void Serialize(Stream stream, ITagsCollectionIndex tagsIndex)
{
int begin = (int)stream.Position;
// build a string index.
ObjectTable <string> stringTable = new ObjectTable <string>(false);
// convert tag collections to simpler objects.
List <KeyValuePair <uint, List <KeyValuePair <uint, uint> > > > tagsIndexList = new List <KeyValuePair <uint, List <KeyValuePair <uint, uint> > > >();
for (uint tagId = 0; tagId < tagsIndex.Max; tagId++)
{
TagsCollectionBase tagsCollection = tagsIndex.Get(tagId);
if (tagsCollection != null)
{ // convert the tags collection to a list and add to the tag index.
List <KeyValuePair <uint, uint> > tagsList = new List <KeyValuePair <uint, uint> >();
foreach (Tag tag in tagsCollection)
{
uint keyId = stringTable.Add(tag.Key);
uint valueId = stringTable.Add(tag.Value);
tagsList.Add(new KeyValuePair <uint, uint>(
keyId, valueId));
}
tagsIndexList.Add(new KeyValuePair <uint, List <KeyValuePair <uint, uint> > >(tagId, tagsList));
}
}
// do the serialization.
TagIndexSerializer.Serialize(begin, stream, tagsIndexList, stringTable);
// clear everything.
tagsIndexList.Clear();
}
/// <summary>
/// Tests the given tags collection index.
/// </summary>
/// <param name="tagsCollectionIndex"></param>
protected void TestTagsCollectionIndex(ITagsCollectionIndex tagsCollectionIndex)
{
List <KeyValuePair <uint, TagsCollectionBase> > addedTags = new List <KeyValuePair <uint, TagsCollectionBase> >();
for (int i = 0; i < 100; i++)
{
TagsCollection tagsCollection = new TagsCollection();
int tagCollectionSize = OsmSharp.Math.Random.StaticRandomGenerator.Get().Generate(3) + 1;
for (int idx = 0; idx < tagCollectionSize; idx++)
{
int tagValue = OsmSharp.Math.Random.StaticRandomGenerator.Get().Generate(3);
tagsCollection.Add(
string.Format("key_{0}", tagValue),
string.Format("value_{0}", tagValue));
}
int addCount = OsmSharp.Math.Random.StaticRandomGenerator.Get().Generate(2) + 1;
for (int idx = 0; idx < addCount; idx++)
{
uint tagsId = tagsCollectionIndex.Add(tagsCollection);
addedTags.Add(new KeyValuePair <uint, TagsCollectionBase>(tagsId, tagsCollection));
TagsCollectionBase indexTags = tagsCollectionIndex.Get(tagsId);
Assert.AreEqual(tagsCollection.Count, indexTags.Count);
foreach (Tag tag in tagsCollection)
{
Assert.IsTrue(indexTags.ContainsKeyValue(tag.Key, tag.Value));
}
}
}
// check the index.
foreach (KeyValuePair <uint, TagsCollectionBase> pair in addedTags)
{
TagsCollectionBase indexTags = tagsCollectionIndex.Get(pair.Key);
Assert.AreEqual(pair.Value.Count, indexTags.Count);
foreach (Tag tag in pair.Value)
{
Assert.IsTrue(indexTags.ContainsKeyValue(tag.Key, tag.Value));
}
foreach (Tag tag in indexTags)
{
Assert.IsTrue(pair.Value.ContainsKeyValue(tag.Key, tag.Value));
}
}
}
/// <summary>
/// Tests the given tags collection index.
/// </summary>
/// <param name="tagsCollectionIndex"></param>
protected void TestTagsCollectionIndex(ITagsCollectionIndex tagsCollectionIndex)
{
List<KeyValuePair<uint, TagsCollectionBase>> addedTags = new List<KeyValuePair<uint, TagsCollectionBase>>();
for (int i = 0; i < 100; i++)
{
TagsCollection tagsCollection = new TagsCollection();
int tagCollectionSize = OsmSharp.Math.Random.StaticRandomGenerator.Get().Generate(3) + 1;
for (int idx = 0; idx < tagCollectionSize; idx++)
{
int tagValue = OsmSharp.Math.Random.StaticRandomGenerator.Get().Generate(3);
tagsCollection.Add(
string.Format("key_{0}", tagValue),
string.Format("value_{0}", tagValue));
}
int addCount = OsmSharp.Math.Random.StaticRandomGenerator.Get().Generate(2) + 1;
for (int idx = 0; idx < addCount; idx++)
{
uint tagsId = tagsCollectionIndex.Add(tagsCollection);
addedTags.Add(new KeyValuePair<uint, TagsCollectionBase>(tagsId, tagsCollection));
TagsCollectionBase indexTags = tagsCollectionIndex.Get(tagsId);
Assert.AreEqual(tagsCollection.Count, indexTags.Count);
foreach (Tag tag in tagsCollection)
{
Assert.IsTrue(indexTags.ContainsKeyValue(tag.Key, tag.Value));
}
}
}
// check the index.
foreach (KeyValuePair<uint, TagsCollectionBase> pair in addedTags)
{
TagsCollectionBase indexTags = tagsCollectionIndex.Get(pair.Key);
Assert.AreEqual(pair.Value.Count, indexTags.Count);
foreach (Tag tag in pair.Value)
{
Assert.IsTrue(indexTags.ContainsKeyValue(tag.Key, tag.Value));
}
foreach (Tag tag in indexTags)
{
Assert.IsTrue(pair.Value.ContainsKeyValue(tag.Key, tag.Value));
}
}
}
/// <summary>
/// Serializes all the tags in the given index. This serialization preserves the id's of each tag collection.
/// </summary>
/// <param name="stream">The target stream.</param>
/// <param name="tagsIndex">The tags index to serialize.</param>
public static void Serialize(Stream stream, ITagsCollectionIndex tagsIndex)
{
int begin = (int)stream.Position;
// build a string index.
ObjectTable<string> stringTable = new ObjectTable<string>(false);
// convert tag collections to simpler objects.
List<KeyValuePair<uint, List<KeyValuePair<uint, uint>>>> tagsIndexList = new List<KeyValuePair<uint,List<KeyValuePair<uint,uint>>>>();
for (uint tagId = 0; tagId < tagsIndex.Max; tagId++)
{
TagsCollectionBase tagsCollection = tagsIndex.Get(tagId);
if (tagsCollection != null)
{ // convert the tags collection to a list and add to the tag index.
List<KeyValuePair<uint, uint>> tagsList = new List<KeyValuePair<uint, uint>>();
foreach (Tag tag in tagsCollection)
{
uint keyId = stringTable.Add(tag.Key);
uint valueId = stringTable.Add(tag.Value);
tagsList.Add(new KeyValuePair<uint, uint>(
keyId, valueId));
}
tagsIndexList.Add(new KeyValuePair<uint, List<KeyValuePair<uint, uint>>>(tagId, tagsList));
}
}
// do the serialization.
TagIndexSerializer.Serialize(begin, stream, tagsIndexList, stringTable);
// clear everything.
tagsIndexList.Clear();
}
