From 663631f0456fcc245dd835889f86541d75161c53 Mon Sep 17 00:00:00 2001
From: Roman Shevchenko <roman.shevchenko@jetbrains.com>
Date: Thu, 28 Aug 2014 20:52:43 +0400
Subject: java-decompiler: post-import cleanup (classes moved)

---
 .../modules/renamer/ConverterHelper.java           | 127 +++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 src/org/jetbrains/java/decompiler/modules/renamer/ConverterHelper.java

(limited to 'src/org/jetbrains/java/decompiler/modules/renamer/ConverterHelper.java')

diff --git a/src/org/jetbrains/java/decompiler/modules/renamer/ConverterHelper.java b/src/org/jetbrains/java/decompiler/modules/renamer/ConverterHelper.java
new file mode 100644
index 0000000..d85d51f
--- /dev/null
+++ b/src/org/jetbrains/java/decompiler/modules/renamer/ConverterHelper.java
@@ -0,0 +1,127 @@
+package org.jetbrains.java.decompiler.modules.renamer;
+
+import java.util.HashSet;
+
+import org.jetbrains.java.decompiler.main.extern.IIdentifierRenamer;
+
+public class ConverterHelper implements IIdentifierRenamer {
+
+	private static HashSet<String> setReserved = new HashSet<String>();
+	
+	static {
+		setReserved.add("abstract");
+		setReserved.add("do");
+		setReserved.add("if");
+		setReserved.add("package");
+		setReserved.add("synchronized");
+		setReserved.add("boolean");
+		setReserved.add("double");
+		setReserved.add("implements");
+		setReserved.add("private");
+		setReserved.add("this");
+		setReserved.add("break");
+		setReserved.add("else");
+		setReserved.add("import");
+		setReserved.add("protected");
+		setReserved.add("throw");
+		setReserved.add("byte");
+		setReserved.add("extends");
+		setReserved.add("instanceof");
+		setReserved.add("public");
+		setReserved.add("throws");
+		setReserved.add("case");
+		setReserved.add("false");
+		setReserved.add("int");
+		setReserved.add("return");
+		setReserved.add("transient");
+		setReserved.add("catch");
+		setReserved.add("final");
+		setReserved.add("interface");
+		setReserved.add("short");
+		setReserved.add("true");
+		setReserved.add("char");
+		setReserved.add("finally");
+		setReserved.add("long");
+		setReserved.add("static");
+		setReserved.add("try");
+		setReserved.add("class");
+		setReserved.add("float");
+		setReserved.add("native");
+		setReserved.add("strictfp");
+		setReserved.add("void");
+		setReserved.add("const");
+		setReserved.add("for");
+		setReserved.add("new");
+		setReserved.add("super");
+		setReserved.add("volatile");
+		setReserved.add("continue");
+		setReserved.add("goto");
+		setReserved.add("null");
+		setReserved.add("switch");
+		setReserved.add("while");
+		setReserved.add("default");
+		setReserved.add("assert");
+		setReserved.add("enum");
+	}
+	
+	private int class_counter = 0;
+	
+	private int field_counter = 0;
+	
+	private int method_counter = 0;
+	
+	private HashSet<String> setNonStandardClassNames = new HashSet<String>();
+	
+	public boolean toBeRenamed(int element_type, String classname, String element, String descriptor) {
+		String value = (element_type == IIdentifierRenamer.ELEMENT_CLASS)?classname:element;
+		return value == null || value.length() == 0 || value.length()<=2 || setReserved.contains(value) || Character.isDigit(value.charAt(0));
+	}
+
+	// TODO: consider possible conflicts with not renamed classes, fields and methods!
+	// We should get all relevant information here.
+	public String getNextClassname(String fullname, String shortname) {
+
+		if(shortname == null) {
+			return "class_"+(class_counter++);
+		}
+		
+		int index = 0;
+		while(Character.isDigit(shortname.charAt(index))) {
+			index++;
+		}
+
+		if(index == 0 || index == shortname.length()) {
+			return "class_"+(class_counter++);
+		} else {
+			String name = shortname.substring(index);
+			
+			if(setNonStandardClassNames.contains(name)) { 
+				return "Inner"+name+"_"+(class_counter++);
+			} else {
+				setNonStandardClassNames.add(name);
+				return "Inner"+name;
+			}
+		}
+	}
+	
+	public String getNextFieldname(String classname, String field, String descriptor) {
+		return "field_"+(field_counter++);
+	}
+
+	public String getNextMethodname(String classname, String method, String descriptor) {
+		return "method_"+(method_counter++);
+	}
+	
+	// *****************************************************************************
+	// static methods
+	// *****************************************************************************
+	
+	public static String getSimpleClassName(String fullname) {
+		return fullname.substring(fullname.lastIndexOf('/')+1);
+	}
+
+	public static String replaceSimpleClassName(String fullname, String newname) {
+		return fullname.substring(0, fullname.lastIndexOf('/')+1)+newname;
+	}
+	
+}
-- 
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