From 4be005617b3b8c3578cca07c5d085d12916f0d1d Mon Sep 17 00:00:00 2001
From: lclc98
Date: Thu, 30 Jun 2016 00:49:21 +1000
Subject: Json format (#2)

* Added new format

* Fixed bug

* Updated Version
---
 .../enigma/analysis/RelatedMethodChecker.java      | 104 +++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 src/main/java/cuchaz/enigma/analysis/RelatedMethodChecker.java

(limited to 'src/main/java/cuchaz/enigma/analysis/RelatedMethodChecker.java')

diff --git a/src/main/java/cuchaz/enigma/analysis/RelatedMethodChecker.java b/src/main/java/cuchaz/enigma/analysis/RelatedMethodChecker.java
new file mode 100644
index 0000000..08e2dbf
--- /dev/null
+++ b/src/main/java/cuchaz/enigma/analysis/RelatedMethodChecker.java
@@ -0,0 +1,104 @@
+/*******************************************************************************
+ * 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
+ * <p>
+ * Contributors:
+ * Jeff Martin - initial API and implementation
+ ******************************************************************************/
+package cuchaz.enigma.analysis;
+
+import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
+
+import java.util.Map;
+import java.util.Set;
+
+import cuchaz.enigma.mapping.*;
+
+public class RelatedMethodChecker {
+
+    private JarIndex m_jarIndex;
+    private Map<Set<MethodEntry>, String> m_deobfNamesByGroup;
+    private Map<MethodEntry, String> m_deobfNamesByObfMethod;
+    private Map<MethodEntry, Set<MethodEntry>> m_groupsByObfMethod;
+    private Set<Set<MethodEntry>> m_inconsistentGroups;
+
+    public RelatedMethodChecker(JarIndex jarIndex) {
+        m_jarIndex = jarIndex;
+        m_deobfNamesByGroup = Maps.newHashMap();
+        m_deobfNamesByObfMethod = Maps.newHashMap();
+        m_groupsByObfMethod = Maps.newHashMap();
+        m_inconsistentGroups = Sets.newHashSet();
+    }
+
+    public void checkMethod(ClassEntry classEntry, MethodMapping methodMapping) {
+
+        // TEMP: disable the expensive check for now, maybe we can optimize it later, or just use it for debugging
+        if (true) {
+            return;
+        }
+
+        BehaviorEntry obfBehaviorEntry = EntryFactory.getObfBehaviorEntry(classEntry, methodMapping);
+        if (!(obfBehaviorEntry instanceof MethodEntry)) {
+            // only methods have related implementations
+            return;
+        }
+        MethodEntry obfMethodEntry = (MethodEntry) obfBehaviorEntry;
+        String deobfName = methodMapping.getDeobfName();
+        m_deobfNamesByObfMethod.put(obfMethodEntry, deobfName);
+
+        // have we seen this method's group before?
+        Set<MethodEntry> group = m_groupsByObfMethod.get(obfMethodEntry);
+        if (group == null) {
+
+            // no, compute the group and save the name
+            group = m_jarIndex.getRelatedMethodImplementations(obfMethodEntry);
+            m_deobfNamesByGroup.put(group, deobfName);
+
+            assert (group.contains(obfMethodEntry));
+            for (MethodEntry relatedMethodEntry : group) {
+                m_groupsByObfMethod.put(relatedMethodEntry, group);
+            }
+        }
+
+        // check the name
+        if (!sameName(m_deobfNamesByGroup.get(group), deobfName)) {
+            m_inconsistentGroups.add(group);
+        }
+    }
+
+    private boolean sameName(String a, String b) {
+        if (a == null && b == null) {
+            return true;
+        } else if (a != null && b != null) {
+            return a.equals(b);
+        }
+        return false;
+    }
+
+    public boolean hasProblems() {
+        return m_inconsistentGroups.size() > 0;
+    }
+
+    public String getReport() {
+        StringBuilder buf = new StringBuilder();
+        buf.append(m_inconsistentGroups.size());
+        buf.append(" groups of methods related by inheritance and/or interfaces have different deobf names!\n");
+        for (Set<MethodEntry> group : m_inconsistentGroups) {
+            buf.append("\tGroup with ");
+            buf.append(group.size());
+            buf.append(" methods:\n");
+            for (MethodEntry methodEntry : group) {
+                buf.append("\t\t");
+                buf.append(methodEntry.toString());
+                buf.append(" => ");
+                buf.append(m_deobfNamesByObfMethod.get(methodEntry));
+                buf.append("\n");
+            }
+        }
+        return buf.toString();
+    }
+}
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