Added Custom Parsers for Assets

.project

@@ -1,22 +1,23 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <projectDescription>
-	<name>SimpleJavaEngine</name>
+	<name>ModelLoader-SimpleJavaEngine</name>
 	<comment></comment>
-	<projects/>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
 	<natures>
 		<nature>org.eclipse.jdt.core.javanature</nature>
 		<nature>org.eclipse.buildship.core.gradleprojectnature</nature>
 	</natures>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments/>
-		</buildCommand>
-		<buildCommand>
-			<name>org.eclipse.buildship.core.gradleprojectbuilder</name>
-			<arguments/>
-		</buildCommand>
-	</buildSpec>
-	<linkedResources/>
-	<filteredResources/>
 </projectDescription>

src/main/java/speiger/src/coreengine/assets/AssetManager.java

@@ -12,6 +12,7 @@ import java.util.zip.ZipFile;
 
 import speiger.src.collections.objects.lists.ObjectArrayList;
 import speiger.src.collections.objects.maps.impl.hash.Object2ObjectLinkedOpenHashMap;
+import speiger.src.collections.objects.maps.interfaces.Object2ObjectMap;
 import speiger.src.coreengine.assets.impl.FolderAssetPackage;
 import speiger.src.coreengine.assets.impl.ZipAssetPackage;
 import speiger.src.coreengine.assets.reloader.IReloadableResource;
@@ -19,6 +20,7 @@ import speiger.src.coreengine.assets.reloader.IReloadableResource;
 public class AssetManager implements IReloadableResource
 {
 	Map<String, DomainAssets> domains = new Object2ObjectLinkedOpenHashMap<>();
+	Object2ObjectMap<Class<?>, IAssetParser<?>> parsers = new Object2ObjectLinkedOpenHashMap<>();
 	Path path;
 	
 	public AssetManager(File file)
@@ -35,6 +37,12 @@ public class AssetManager implements IReloadableResource
 	{
 		return path;
 	}
	
+	public <T> void registerAssetParser(Class<T> clz, IAssetParser<T> parser)
+	{
+		if(clz == null || parser == null) return;
+		parsers.put(clz, parser);
+	}
+	
 	@Override
 	public void reload()
 	{
@@ -66,6 +74,7 @@ public class AssetManager implements IReloadableResource
 			}
 			entry.addAssets(packages);
 		}
+		packages.setParsers(parsers);
 	}
 	
 	public Set<String> getDomains()

src/main/java/speiger/src/coreengine/assets/IAsset.java

@@ -21,4 +21,6 @@ public interface IAsset extends Closeable
 	public BufferedReader getStringReader() throws IOException;
 	
 	public JsonObject getJsonObject() throws IOException;
+	
+	public <T> T getCustom(Class<T> clz) throws IOException;
 }

src/main/java/speiger/src/coreengine/assets/IAssetPackage.java

@@ -1,10 +1,11 @@
 package speiger.src.coreengine.assets;
 
 import java.util.List;
+import java.util.function.Function;
 
 public interface IAssetPackage
 {
+	public void setParsers(Function<Class<?>, IAssetParser<?>> parsers);
 	public List<String> getDomains();
-	
 	public IAsset getAsset(AssetLocation location);
 }

src/main/java/speiger/src/coreengine/assets/IAssetParser.java

@@ -0,0 +1,10 @@
+package speiger.src.coreengine.assets;
+
+import java.io.Closeable;
+import java.nio.file.Path;
+import java.util.function.Consumer;
+
+public interface IAssetParser<T>
+{
+	public T parseAsset(Path path, Consumer<Closeable> autoCloser);
+}

src/main/java/speiger/src/coreengine/assets/impl/FolderAsset.java

@@ -8,6 +8,7 @@ import java.io.InputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.List;
+import java.util.function.Function;
 
 import javax.imageio.ImageIO;
 
@@ -16,23 +17,26 @@ import com.google.gson.JsonObject;
 import speiger.src.collections.objects.lists.ObjectArrayList;
 import speiger.src.coreengine.assets.AssetLocation;
 import speiger.src.coreengine.assets.IAsset;
+import speiger.src.coreengine.assets.IAssetParser;
 import speiger.src.coreengine.utils.helpers.JsonUtil;
 
 public class FolderAsset implements IAsset
 {
+	Function<Class<?>, IAssetParser<?>> parsers;
 	AssetLocation location;
 	Path path;
 	List<Closeable> closeable;
 	
-	public FolderAsset(AssetLocation location, Path path)
+	public FolderAsset(AssetLocation location, Path path, Function<Class<?>, IAssetParser<?>> parsers)
 	{
-		this(location, path, new ObjectArrayList<>());
+		this(location, path, parsers, new ObjectArrayList<>());
 	}
 	
-	public FolderAsset(AssetLocation location, Path path, List<Closeable> closeable)
+	public FolderAsset(AssetLocation location, Path path, Function<Class<?>, IAssetParser<?>> parsers, List<Closeable> closeable)
 	{
 		this.location = location;
 		this.path = path;
+		this.parsers = parsers;
 		this.closeable = closeable;
 	}
 	
@@ -57,7 +61,7 @@ public class FolderAsset implements IAsset
 	public IAsset subAsset(String alternative)
 	{
 		Path newPath = path.resolveSibling(path.getFileName().toString()+"."+alternative);
-		return Files.exists(newPath) ? new FolderAsset(location.alternate(alternative), newPath, closeable) : null;
+		return Files.exists(newPath) ? new FolderAsset(location.alternate(alternative), newPath, parsers, closeable) : null;
 	}
 	
 	@Override
@@ -90,6 +94,12 @@ public class FolderAsset implements IAsset
 		return JsonUtil.loadFile(path);
 	}
 	
+	@Override
+	public <T> T getCustom(Class<T> clz) throws IOException
+	{
+		return clz.cast(parsers.apply(clz).parseAsset(path, closeable::add));
+	}
+	
 	protected <T extends Closeable> T markClosed(T value)
 	{
 		closeable.add(value);

src/main/java/speiger/src/coreengine/assets/impl/FolderAssetPackage.java

@@ -6,16 +6,18 @@ import java.nio.file.DirectoryStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.List;
+import java.util.function.Function;
 
 import speiger.src.collections.objects.lists.ObjectArrayList;
 import speiger.src.coreengine.assets.AssetLocation;
 import speiger.src.coreengine.assets.IAsset;
 import speiger.src.coreengine.assets.IAssetPackage;
-import speiger.src.coreengine.assets.impl.FolderAsset;
+import speiger.src.coreengine.assets.IAssetParser;
 
 public class FolderAssetPackage implements IAssetPackage
 {
 	Path baseFolder;
+	Function<Class<?>, IAssetParser<?>> parsers;
 	
 	public FolderAssetPackage(File baseFolder)
 	{
@@ -27,6 +29,12 @@ public class FolderAssetPackage implements IAssetPackage
 		this.baseFolder = baseFolder;
 	}
 	
+	@Override
+	public void setParsers(Function<Class<?>, IAssetParser<?>> parsers)
+	{
+		this.parsers = parsers;
+	}
+	
 	@Override
 	public List<String> getDomains()
 	{
@@ -49,6 +57,6 @@ public class FolderAssetPackage implements IAssetPackage
 	public IAsset getAsset(AssetLocation location)
 	{
 		Path path = baseFolder.resolve(location.getActualLocation());
-		return Files.exists(path) ? new FolderAsset(location, path) : null;
+		return Files.exists(path) ? new FolderAsset(location, path, parsers) : null;
 	}
 }

src/main/java/speiger/src/coreengine/assets/impl/ZipAsset.java

@@ -6,6 +6,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.function.Function;
 
 import javax.imageio.ImageIO;
 
@@ -13,6 +14,7 @@ import com.google.gson.JsonObject;
 
 import speiger.src.coreengine.assets.AssetLocation;
 import speiger.src.coreengine.assets.IAsset;
+import speiger.src.coreengine.assets.IAssetParser;
 import speiger.src.coreengine.utils.helpers.JsonUtil;
 
 public class ZipAsset implements IAsset
@@ -20,12 +22,14 @@ public class ZipAsset implements IAsset
 	Runnable closer;
 	AssetLocation location;
 	Path path;
+	Function<Class<?>, IAssetParser<?>> parsers;
 
-	public ZipAsset(Runnable closer, AssetLocation location, Path path)
+	public ZipAsset(Runnable closer, AssetLocation location, Path path, Function<Class<?>, IAssetParser<?>> parsers)
 	{
 		this.closer = closer;
 		this.location = location;
 		this.path = path;
+		this.parsers = parsers;
 	}
 
 	@Override
@@ -52,7 +56,7 @@ public class ZipAsset implements IAsset
 	{
 		if(closer == null) return null;
 		Path newPath = path.resolveSibling(path.getFileName().toString()+"."+alternative);
-		return Files.exists(newPath) ? new ZipAsset(this::closeInternal, location.alternate(alternative), newPath) : null;
+		return Files.exists(newPath) ? new ZipAsset(this::closeInternal, location.alternate(alternative), newPath, parsers) : null;
 	}
 	
 	@Override
@@ -84,4 +88,10 @@ public class ZipAsset implements IAsset
 	{
 		return JsonUtil.loadFile(path);
 	}
+	
+	@Override
+	public <T> T getCustom(Class<T> clz) throws IOException
+	{
+		return clz.cast(parsers.apply(clz).parseAsset(path, T -> {}));
+	}
 }

src/main/java/speiger/src/coreengine/assets/impl/ZipAssetPackage.java

@@ -9,15 +9,18 @@ import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.List;
 import java.util.concurrent.atomic.AtomicInteger;
+import java.util.function.Function;
 
 import speiger.src.collections.objects.lists.ObjectArrayList;
 import speiger.src.coreengine.assets.AssetLocation;
 import speiger.src.coreengine.assets.IAsset;
 import speiger.src.coreengine.assets.IAssetPackage;
+import speiger.src.coreengine.assets.IAssetParser;
 
 public class ZipAssetPackage implements IAssetPackage
 {
 	Path baseFolder;
+	Function<Class<?>, IAssetParser<?>> parsers;
 	FileSystem cache;
 	AtomicInteger usedReferences = new AtomicInteger();
 	Runnable referenceCleaner = this::cleanReference;
@@ -32,6 +35,12 @@ public class ZipAssetPackage implements IAssetPackage
 		this.baseFolder = baseFolder;
 	}
 	
+	@Override
+	public void setParsers(Function<Class<?>, IAssetParser<?>> parsers)
+	{
+		this.parsers = parsers;
+	}
+	
 	private void cleanReference()
 	{
 		int left = usedReferences.decrementAndGet();
@@ -77,7 +86,7 @@ public class ZipAssetPackage implements IAssetPackage
 		try
 		{
 			Path path = getReference().getPath(location.getActualLocation());
-			return Files.exists(path) ? new ZipAsset(referenceCleaner, location, path) : null;
+			return Files.exists(path) ? new ZipAsset(referenceCleaner, location, path, parsers) : null;
 		}
 		catch(Exception e) { return null; }
 	}