X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=net.mograsim.logic.model%2Fsrc%2Fnet%2Fmograsim%2Flogic%2Fmodel%2Fsnippets%2FCodeSnippetSupplier.java;h=22ebc090d49b9e0adc5f6c4c8403afa00ace3d1f;hb=375ec3e8653279a066a8fd644d13f9028049c18f;hp=86b57656e923c74ae0a8b1572c87aa72de2d10d3;hpb=a393b0a2a9899707af54c9ee77a01f28ac967bd1;p=Mograsim.git

diff --git a/net.mograsim.logic.model/src/net/mograsim/logic/model/snippets/CodeSnippetSupplier.java b/net.mograsim.logic.model/src/net/mograsim/logic/model/snippets/CodeSnippetSupplier.java
index 86b57656..22ebc090 100644
--- a/net.mograsim.logic.model/src/net/mograsim/logic/model/snippets/CodeSnippetSupplier.java
+++ b/net.mograsim.logic.model/src/net/mograsim/logic/model/snippets/CodeSnippetSupplier.java
@@ -1,11 +1,15 @@
 package net.mograsim.logic.model.snippets;
 
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
 
+import net.mograsim.logic.model.serializing.ReflectionHelper;
+
 public class CodeSnippetSupplier<C, S>
 {
 	private final Map<String, String> standardSnippetIDClassNames = new HashMap<>();
+	private final Map<String, String> standardSnippetIDClassNamesUnmodifiable = Collections.unmodifiableMap(standardSnippetIDClassNames);
 	private final Map<String, SnippetDefinintion<C, ?, S>> snippetSuppliersForClassNames = new HashMap<>();
 	private final SnippetDefinintion<C, ?, S> defaultSnippetSupplier;
 
@@ -14,9 +18,16 @@ public class CodeSnippetSupplier<C, S>
 		this.defaultSnippetSupplier = defaultSnippetSupplier;
 	}
 
-	public void addStandardSnippetID(String standardSnippetID, String associatedSnippetClassName)
+	public void addStandardSnippetID(String standardSnippetID, String associatedSnippetID)
+	{
+		if (!associatedSnippetID.startsWith("class:"))
+			throw new IllegalArgumentException("Unrecognized snippet ID format: " + associatedSnippetID);
+		standardSnippetIDClassNames.put(standardSnippetID, associatedSnippetID);
+	}
+
+	public Map<String, String> getStandardSnippetIDs()
 	{
-		standardSnippetIDClassNames.put(standardSnippetID, associatedSnippetClassName);
+		return standardSnippetIDClassNamesUnmodifiable;
 	}
 
 	public void setSnippetSupplier(String id, SnippetDefinintion<C, ?, S> snippetSupplier)
@@ -29,13 +40,10 @@ public class CodeSnippetSupplier<C, S>
 	{
 		if (id != null)
 		{
-			String snippetClassName;
-			if (id.startsWith("class:"))
-				snippetClassName = id.substring(6);
-			else
-				snippetClassName = standardSnippetIDClassNames.get(id);
-			if (snippetClassName != null)
+			String resolvedID = resolveID(id);
+			if (resolvedID != null)
 			{
+				String snippetClassName = resolvedID.substring(6);
 				tryLoadSnippetClass(snippetClassName);
 				SnippetDefinintion<C, ?, S> snippetSupplier = snippetSuppliersForClassNames.get(snippetClassName);
 				if (snippetSupplier != null)
@@ -48,23 +56,17 @@ public class CodeSnippetSupplier<C, S>
 		return defaultSnippetSupplier;
 	}
 
-	// static helpers
-
-	private static void tryLoadSnippetClass(String snippetClassName)
+	public String resolveID(String id)
 	{
-		tryInvokeStaticInitializer(snippetClassName, "Error getting snippet class: %s: %s\n");
+		if (id.startsWith("class:"))
+			return id;
+		return standardSnippetIDClassNames.get(id);
 	}
 
-	public static void tryInvokeStaticInitializer(String className, String errorMessageFormat)
+	// static helpers
+
+	private static void tryLoadSnippetClass(String snippetClassName)
 	{
-		try
-		{
-			Class.forName(className, true, CodeSnippetSupplier.class.getClassLoader());
-		}
-		catch (ClassNotFoundException e)
-		{
-			System.err.printf(errorMessageFormat, className, "ClassNotFoundException thrown: " + e.getMessage());
-		}
+		ReflectionHelper.tryInvokeStaticInitializer(snippetClassName, "Error getting snippet class: %s: %s\n");
 	}
-
 }
\ No newline at end of file