1 files changed, 60 insertions, 0 deletions

diff --git a/src/cuchaz/enigma/convert/ClassForest.java b/src/cuchaz/enigma/convert/ClassForest.java
new file mode 100644
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+++ b/src/cuchaz/enigma/convert/ClassForest.java
@@ -0,0 +1,60 @@
+/*******************************************************************************
+ * Copyright (c) 2015 Jeff Martin.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the GNU Lesser General Public
+ * License v3.0 which accompanies this distribution, and is available at
+ * http://www.gnu.org/licenses/lgpl.html
+ * 
+ * Contributors:
+ *     Jeff Martin - initial API and implementation
+ ******************************************************************************/
+package cuchaz.enigma.convert;
+
+import java.util.Collection;
+
+import com.google.common.collect.HashMultimap;
+import com.google.common.collect.Multimap;
+
+import cuchaz.enigma.mapping.ClassEntry;
+
+
+public class ClassForest {
+        
+        private ClassIdentifier m_identifier;
+        private Multimap<ClassIdentity,ClassEntry> m_forest;
+        
+        public ClassForest(ClassIdentifier identifier) {
+                m_identifier = identifier;
+                m_forest = HashMultimap.create();
+        }
+
+        public void addAll(Iterable<ClassEntry> entries) {
+                for (ClassEntry entry : entries) {
+                        add(entry);
+                }
+        }
+
+        public void add(ClassEntry entry) {
+                try {
+                        m_forest.put(m_identifier.identify(entry), entry);
+                } catch (ClassNotFoundException ex) {
+                        throw new Error("Unable to find class " + entry.getName());
+                }
+        }
+
+        public Collection<ClassIdentity> identities() {
+                return m_forest.keySet();
+        }
+        
+        public Collection<ClassEntry> classes() {
+                return m_forest.values();
+        }
+
+        public Collection<ClassEntry> getClasses(ClassIdentity identity) {
+                return m_forest.get(identity);
+        }
+
+        public boolean containsIdentity(ClassIdentity identity) {
+                return m_forest.containsKey(identity);
+        }
+}