1 files changed, 10 insertions, 1 deletions

diff --git a/src/main/java/cuchaz/enigma/EnigmaProject.java b/src/main/java/cuchaz/enigma/EnigmaProject.java
index 852bfc4..b345fb3 100644
--- a/src/main/java/cuchaz/enigma/EnigmaProject.java
+++ b/src/main/java/cuchaz/enigma/EnigmaProject.java
@@ -1,12 +1,14 @@
 package cuchaz.enigma;
 
 import com.google.common.base.Functions;
+import com.google.common.base.Preconditions;
 import cuchaz.enigma.analysis.ClassCache;
 import cuchaz.enigma.analysis.EntryReference;
 import cuchaz.enigma.analysis.index.JarIndex;
 import cuchaz.enigma.api.service.NameProposalService;
 import cuchaz.enigma.bytecode.translators.SourceFixVisitor;
 import cuchaz.enigma.bytecode.translators.TranslationClassVisitor;
+import cuchaz.enigma.network.EnigmaServer;
 import cuchaz.enigma.source.*;
 import cuchaz.enigma.translation.Translator;
 import cuchaz.enigma.translation.mapping.*;
@@ -39,13 +41,16 @@ public class EnigmaProject {
 
         private final ClassCache classCache;
         private final JarIndex jarIndex;
+        private final byte[] jarChecksum;
 
         private EntryRemapper mapper;
 
-        public EnigmaProject(Enigma enigma, ClassCache classCache, JarIndex jarIndex) {
+        public EnigmaProject(Enigma enigma, ClassCache classCache, JarIndex jarIndex, byte[] jarChecksum) {
+                Preconditions.checkArgument(jarChecksum.length == EnigmaServer.CHECKSUM_SIZE);
                 this.enigma = enigma;
                 this.classCache = classCache;
                 this.jarIndex = jarIndex;
+                this.jarChecksum = jarChecksum;
 
                 this.mapper = EntryRemapper.empty(jarIndex);
         }
@@ -70,6 +75,10 @@ public class EnigmaProject {
                 return jarIndex;
         }
 
+        public byte[] getJarChecksum() {
+                return jarChecksum;
+        }
+
         public EntryRemapper getMapper() {
                 return mapper;
         }