feat(renderer): Implement getOrAcquire and remove methods in RendererWorkingSet interface and update RendererWorkingSetImpl

src/main/java/de/extio/game_engine/renderer/g2d/G2DRenderer.java

@@ -2,7 +2,6 @@ package de.extio.game_engine.renderer.g2d;
 
 import java.awt.Color;
 import java.awt.EventQueue;
-import java.awt.Font;
 import java.awt.Graphics2D;
 import java.awt.Toolkit;
 import java.awt.image.BufferedImage;
@@ -25,7 +24,6 @@ import org.slf4j.LoggerFactory;
 import de.extio.game_engine.module.AbstractClientModule;
 import de.extio.game_engine.renderer.Renderer;
 import de.extio.game_engine.renderer.RendererData;
-import de.extio.game_engine.renderer.g2d.G2DRenderer.G2DRendererModule;
 import de.extio.game_engine.renderer.g2d.bo.rendering.G2DAbstractRenderingBo;
 import de.extio.game_engine.renderer.g2d.bo.rendering.G2DDrawBackground;
 import de.extio.game_engine.renderer.g2d.bo.rendering.G2DDrawFont;
@@ -54,6 +52,8 @@ public class G2DRenderer implements Renderer {
 	
 	private final List<RenderingBo> renderingBOs = new ArrayList<>();
 	
+	private final Map<Class<? extends RenderingBo>, RenderingBo> usedRenderingBoTypes = new HashMap<>();
+	
 	private volatile G2DMainFrame mainFrame;
 	
 	private String rendererModuleId;
@@ -190,8 +190,10 @@ public class G2DRenderer implements Renderer {
 					screenGraphics.setColor(Color.BLACK);
 					screenGraphics.fillRect(0, 0, viewPortDimension.getX(), viewPortDimension.getY());
 					
+					usedRenderingBoTypes.clear();
 					for (final RenderingBo renderingBO : this.renderingBOs) {
 						if (renderingBO instanceof final G2DAbstractRenderingBo g2dAbstractRenderingBo) {
+							usedRenderingBoTypes.putIfAbsent(g2dAbstractRenderingBo.getClass(), g2dAbstractRenderingBo);
 							g2dAbstractRenderingBo.render(screenGraphics, this.rendererData.getRendererControl().getScaleFactor(), false);
 							if (takeScreenshot_ && g2dAbstractRenderingBo.isScreenshotRelevant()) {
 								g2dAbstractRenderingBo.render(screenshotGraphics, this.rendererData.getRendererControl().getScaleFactor(), true);
@@ -199,7 +201,9 @@ public class G2DRenderer implements Renderer {
 						}
 					}
 					
-					this.rendererData.getRendererWorkingSet().get(this.rendererModuleId, "G2DRenderer_tooltip").closeStatic();
+					for (final RenderingBo bo : usedRenderingBoTypes.values()) {
+						bo.closeStatic();
+					}
 					
 					//
 					// Rendering cycle END

src/main/java/de/extio/game_engine/renderer/work/RendererWorkingSet.java

@@ -17,6 +17,8 @@ public interface RendererWorkingSet {
 	<T extends RenderingBo> T get(String producerId, String id, Class<T> type);
 
 	<T extends RenderingBo> T getOrAcquire(String producerId, String id, Class<T> type);
+
+	void remove(String producerId, String id);
 	
 	Map<String, RenderingBo> getUncommittedWork(String producerId);
 	

src/main/java/de/extio/game_engine/renderer/work/RendererWorkingSetImpl.java

@@ -31,22 +31,38 @@ public class RendererWorkingSetImpl implements RendererWorkingSet {
 	
 	@Override
 	public void put(final String producerId, final RenderingBo work) {
-		this.getWorkingSetByProducer(producerId)
+		final var previous = this.getWorkingSetByProducer(producerId)
 				.next()
 				.put(work.getId(), work);
+		if (previous != null) {
+			this.rendererBoPool.release(previous);
+		}
 	}
 	
 	@Override
 	public void put(final String producerId, final List<RenderingBo> work) {
 		final var nextMap = this.getWorkingSetByProducer(producerId).next();
 		for (final RenderingBo bo : work) {
-			nextMap.put(bo.getId(), bo);
+			final var previous = nextMap.put(bo.getId(), bo);
+			if (previous != null) {
+				this.rendererBoPool.release(previous);
+			}
+		}
+	}
+	
+	@Override
+	public void remove(final String producerId, final String id) {
+		final var previous = this.getWorkingSetByProducer(producerId)
+				.next()
+				.remove(id);
+		if (previous != null) {
+			this.rendererBoPool.release(previous);
 		}
 	}
 	
 	@Override
 	public Map<String, RenderingBo> getUncommittedWork(final String producerId) {
-		return this.getWorkingSetByProducer(producerId).next();
+		return Map.copyOf(this.getWorkingSetByProducer(producerId).next());
 	}
 	
 	@Override
@@ -74,25 +90,26 @@ public class RendererWorkingSetImpl implements RendererWorkingSet {
 	
 	@Override
 	public Map<String, RenderingBo> commit(final String producerId, final boolean clone) {
-		final AtomicReference<Map<String, RenderingBo>> previousWork = new AtomicReference<>();
+		final AtomicReference<Map<String, RenderingBo>> previousLiveRef = new AtomicReference<>();
 		final RendererWork rendererWork = this.workingSet.compute(producerId, (k, v) -> {
 			if (v == null) {
 				return new RendererWork(this.obtainMapFromPool(), this.obtainMapFromPool());
 			}
-			previousWork.set(v.live());
+			previousLiveRef.set(v.live());
 			if (clone) {
 				final Map<String, RenderingBo> newNext = this.obtainMapFromPool();
 				newNext.putAll(v.next());
 				return new RendererWork(v.next(), newNext);
 			}
 			else {
+				v.live().values().forEach(this.rendererBoPool::release);
 				return new RendererWork(v.next(), this.obtainMapFromPool());
 			}
 		});
 		
-		final var previousWorkMap = previousWork.get();
-		if (previousWorkMap != null) {
-			this.releaseBoClasses(previousWorkMap);
+		final var previousLiveSet = previousLiveRef.get();
+		if (previousLiveSet != null) {
+			this.returnMapToPool(previousLiveSet);
 		}
 		
 		return rendererWork.next();
@@ -102,8 +119,8 @@ public class RendererWorkingSetImpl implements RendererWorkingSet {
 	public void clear(final String producerId) {
 		final RendererWork rendererWork = this.workingSet.remove(producerId);
 		if (rendererWork != null) {
-			this.releaseBoClasses(rendererWork.live());
-			this.releaseBoClasses(rendererWork.next());
+			rendererWork.live().values().forEach(this.rendererBoPool::release);
+			rendererWork.next().values().forEach(this.rendererBoPool::release);
 		}
 	}
 	
@@ -120,23 +137,6 @@ public class RendererWorkingSetImpl implements RendererWorkingSet {
 		return this.workingSet.computeIfAbsent(producerId, k -> new RendererWork(this.obtainMapFromPool(), this.obtainMapFromPool()));
 	}
 	
-	private void releaseBoClasses(final Map<String, RenderingBo> work) {
-		if (work == null || work.isEmpty()) {
-			return;
-		}
-		
-		final var releasedBoClasses = this.obtainSetFromPool();
-		for (final RenderingBo renderingBO : work.values()) {
-			if (releasedBoClasses.add(renderingBO.getClass())) {
-				renderingBO.closeStatic();
-			}
-			this.rendererBoPool.release(renderingBO);
-		}
-		
-		this.returnMapToPool(work);
-		this.returnSetToPool(releasedBoClasses);
-	}
-	
 	private Map<String, RenderingBo> obtainMapFromPool() {
 		var map = this.mapsPool.poll();
 		if (map == null) {
@@ -150,19 +150,6 @@ public class RendererWorkingSetImpl implements RendererWorkingSet {
 		this.mapsPool.offer(map);
 	}
 	
-	private Set<Class<? extends RenderingBo>> obtainSetFromPool() {
-		var set = this.setsPool.poll();
-		if (set == null) {
-			set = new HashSet<>();
-		}
-		return set;
-	}
-	
-	private void returnSetToPool(final Set<Class<? extends RenderingBo>> set) {
-		set.clear();
-		this.setsPool.offer(set);
-	}
-	
 	private static record RendererWork(Map<String, RenderingBo> live, Map<String, RenderingBo> next) {
 		
 	}

src/test/java/de/extio/game_engine/renderer/work/RendererWorkingSetImplTest.java

@@ -10,7 +10,6 @@ import static org.junit.jupiter.api.Assertions.assertThrows;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
-import java.util.concurrent.atomic.AtomicInteger;
 
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -85,8 +84,9 @@ public class RendererWorkingSetImplTest {
 		final var returnedUncommitted = this.workingSet.commit(this.moduleA.getId(), false);
 		final var currentUncommitted = this.workingSet.getUncommittedWork(this.moduleA.getId());
 		
-		assertSame(currentUncommitted, returnedUncommitted);
+		assertTrue(returnedUncommitted.isEmpty());
 		assertTrue(currentUncommitted.isEmpty());
+		assertEquals(returnedUncommitted, currentUncommitted);
 		
 		final List<RenderingBo> live = new ArrayList<>();
 		this.workingSet.getLiveSet(live, null);
@@ -109,7 +109,7 @@ public class RendererWorkingSetImplTest {
 		final var returnedUncommitted = this.workingSet.commit(this.moduleA.getId(), true);
 		final var currentUncommitted = this.workingSet.getUncommittedWork(this.moduleA.getId());
 		
-		assertSame(currentUncommitted, returnedUncommitted);
+		assertEquals(currentUncommitted, returnedUncommitted);
 		assertEquals(Map.of("bo1", bo1, "bo2", bo2), currentUncommitted);
 		
 		final List<RenderingBo> live = new ArrayList<>();
@@ -186,8 +186,6 @@ public class RendererWorkingSetImplTest {
 		
 		verify(this.renderingBoPool, times(1)).release(bo1);
 		verify(this.renderingBoPool, times(1)).release(bo2);
-		assertEquals(1, bo1.closeStaticCalls());
-		assertEquals(1, bo2.closeStaticCalls());
 	}
 	
 	@Test
@@ -206,7 +204,7 @@ public class RendererWorkingSetImplTest {
 	}
 	
 	@Test
-	void secondCommitReleasesPreviousLiveWorkAndCallsCloseStaticOncePerClass() {
+	void secondCommitReleasesPreviousLiveWork() {
 		final var bo1 = new TestBoA();
 		bo1.setId("bo1");
 		final var bo2 = new TestBoA();
@@ -223,11 +221,6 @@ public class RendererWorkingSetImplTest {
 		
 		verify(this.renderingBoPool, times(1)).release(bo1);
 		verify(this.renderingBoPool, times(1)).release(bo2);
-		
-		// closeStatic() is called exactly once per class, so one of bo1 or bo2 has it called
-		final int totalCloseStaticCallsForTestBoA = bo1.closeStaticCalls() + bo2.closeStaticCalls();
-		assertEquals(1, totalCloseStaticCallsForTestBoA);
-		assertEquals(0, bo3.closeStaticCalls());
 	}
 	
 	@Test
@@ -362,8 +355,6 @@ public class RendererWorkingSetImplTest {
 
 	private static abstract class TestBoBase implements RenderingBo {
 		
-		private final AtomicInteger closeStaticCalls = new AtomicInteger();
-		
 		private String id;
 		
 		@Override
@@ -483,13 +474,9 @@ public class RendererWorkingSetImplTest {
 		
 		@Override
 		public void closeStatic() {
-			this.closeStaticCalls.incrementAndGet();
+			
 		}
-		
-		public int closeStaticCalls() {
-			return this.closeStaticCalls.get();
-		}
-		
+
 		@Override
 		public void setRendererData(final RendererData RendererData) {
 		}