inner class handling

git-svn-id: https://svn.code.sf.net/p/jode/code/trunk@731 379699f6-c40d-0410-875b-85095c16579e

jode/jode/decompiler/ClassAnalyzer.java

@@ -18,33 +18,106 @@
  */
 
 package jode.decompiler;
+import jode.Decompiler;
 import jode.type.*;
 import jode.bytecode.ClassInfo;
 import jode.bytecode.FieldInfo;
 import jode.bytecode.MethodInfo;
+import jode.bytecode.InnerClassInfo;
 import jode.bytecode.ConstantPool;
 import jode.expr.Expression;
+import jode.expr.ConstructorOperator;
 import jode.flow.TransformConstructors;
 import java.util.NoSuchElementException;
 import java.lang.reflect.Modifier;
 
-public class ClassAnalyzer implements Analyzer {
+public class ClassAnalyzer implements Analyzer, Scope {
     ImportHandler imports;
+    ClassInfo clazz;
+    Object parent;
+
+    String name;
     FieldAnalyzer[] fields;
     MethodAnalyzer[] methods;
+    ClassAnalyzer[] inners;
+
     MethodAnalyzer staticConstructor;
     MethodAnalyzer[] constructors;
 
-    ClassInfo clazz;
-    ClassAnalyzer parent;
 
-    public ClassAnalyzer(ClassAnalyzer parent, ClassInfo clazz, 
+    public boolean isScopeOf(Object obj, int scopeType) {
-                         ImportHandler imports)
+	if (clazz.equals(obj) && scopeType == CLASSSCOPE)
+	    return true;
+	return false;
+    }
+
+    public boolean conflicts(String name, int usageType) {
+	ClassInfo info = clazz;
+	while (info != null) {
+	    if (usageType == METHODNAME) {
+		MethodInfo[] minfos = info.getMethods();
+		for (int i = 0; i< minfos.length; i++)
+		    if (minfos[i].getName().equals(name))
+			return true;
+	    }
+	    if (usageType == FIELDNAME || usageType == AMBIGUOUSNAME) {
+		FieldInfo[] finfos = info.getFields();
+		for (int i=0; i < finfos.length; i++) {
+		    if (finfos[i].getName().equals(name))
+			return true;
+		}
+	    }
+	    if (usageType == CLASSNAME || usageType == AMBIGUOUSNAME) {
+		InnerClassInfo[] iinfos = info.getInnerClasses();
+		if (iinfos != null) {
+		    for (int i=0; i < iinfos.length; i++) {
+			if (iinfos[i].name.equals(name))
+			    return true;
+		    }
+		}
+	    }
+	    info = info.getSuperclass();
+	}
+	return false;
+    }
+        
+    public ClassAnalyzer(Object parent,
+			 ClassInfo clazz, ImportHandler imports)
     {
         clazz.loadInfo(clazz.FULLINFO);
         this.parent = parent;
         this.clazz = clazz;
         this.imports = imports;
+	name = clazz.getName();
+
+	if (parent != null) {
+	    InnerClassInfo[] outerInfos = clazz.getOuterClasses();
+	    if (outerInfos[0].outer == null) {
+		if (parent instanceof ClassAnalyzer)
+		    throw new jode.AssertError
+			("ClassInfo Attributes are inconsistent: "
+			 + clazz.getName());
+	    } else {
+		if (!(parent instanceof ClassAnalyzer)
+		    || !(((ClassAnalyzer) parent).clazz.getName()
+			 .equals(outerInfos[0].outer))
+		    || outerInfos[0].name == null)
+		    throw new jode.AssertError
+			("ClassInfo Attributes are inconsistent: "
+			 + clazz.getName());
+	    }
+	    name = outerInfos[0].name;
+	} else {
+	    name = clazz.getName();
+	    int dot = name.lastIndexOf('.');
+	    if (dot >= 0)
+		name = name.substring(dot+1);
+	}
+    }
+
+    public ClassAnalyzer(ClassInfo clazz, ImportHandler imports)
+    {
+	this(null, clazz, imports);
     }
 
     public FieldAnalyzer getField(String fieldName, Type fieldType) {
@@ -67,6 +140,10 @@ public class ClassAnalyzer implements Analyzer {
 	    ("Method "+methodType+" "+clazz.getName()+"."+methodName);
     }
     
+    public Object getParent() {
+        return parent;
+    }
+
     public ClassInfo getClazz() {
         return clazz;
     }
@@ -74,6 +151,8 @@ public class ClassAnalyzer implements Analyzer {
     public void analyze() {
         FieldInfo[] finfos = clazz.getFields();
         MethodInfo[] minfos = clazz.getMethods();
+	InnerClassInfo[] innerInfos = clazz.getInnerClasses();
+
         if (finfos == null) {
             /* This means that the class could not be loaded.
              * give up.
@@ -81,12 +160,21 @@ public class ClassAnalyzer implements Analyzer {
             return;
         }
 
+	if ((Decompiler.options & Decompiler.OPTION_INNER) != 0
+	    && innerInfos != null) {
+	    int innerCount = innerInfos.length;
+	    inners = new ClassAnalyzer[innerCount];
+	    for (int i=0; i < innerCount; i++) {
+		inners[i] = new ClassAnalyzer
+		    (this, ClassInfo.forName(innerInfos[i].inner), imports);
+	    }
+	} else
+	    inners = new ClassAnalyzer[0];
+
 	fields = new FieldAnalyzer[finfos.length];
 	methods = new MethodAnalyzer[minfos.length];
-        for (int j=0; j < finfos.length; j++) {
+        for (int j=0; j < finfos.length; j++)
             fields[j] = new FieldAnalyzer(this, finfos[j], imports);
-            fields[j].analyze();
-        }
 
         staticConstructor = null;
         java.util.Vector constrVector = new java.util.Vector();
@@ -99,23 +187,36 @@ public class ClassAnalyzer implements Analyzer {
                 else
                     constrVector.addElement(methods[j]);
             }
-	    // First analyze only synthetic methods.
-	    if (methods[j].isSynthetic())
-		methods[j].analyze();
-        }
-        for (int j=0; j < methods.length; j++) {
-	    // Now analyze the remaining methods
-	    if (!methods[j].isSynthetic())
-		methods[j].analyze();
         }
+	// First analyze fields
+        for (int j=0; j < fields.length; j++)
+	    fields[j].analyze();
+
+	// now analyze constructors:
         constructors = new MethodAnalyzer[constrVector.size()];
         if (constructors.length > 0) {
             constrVector.copyInto(constructors);
-            TransformConstructors.transform(this, false, constructors);
+	    for (int j=0; j< constructors.length; j++)
+		constructors[j].analyze();
+            TransformConstructors.transform
+		(this, false, parent instanceof ClassAnalyzer, 
+		 parent instanceof ConstructorOperator, constructors);
         }
-        if (staticConstructor != null)
+        if (staticConstructor != null) {
-            TransformConstructors.transform(this, true, new MethodAnalyzer[] 
+	    staticConstructor.analyze();
+            TransformConstructors.transform(this, true, false, false,
+					    new MethodAnalyzer[]
 					    { staticConstructor });
+	}
+
+	// Now analyze remaining methods.
+        for (int j=0; j < methods.length; j++) {
+	    if (!methods[j].isConstructor())
+		methods[j].analyze();
+	}
+	// Now analyze the inner classes.
+	for (int j=0; j < inners.length; j++)
+	    inners[j].analyze();
 
 	imports.useClass(clazz);
         if (clazz.getSuperclass() != null)
@@ -125,6 +226,14 @@ public class ClassAnalyzer implements Analyzer {
             imports.useClass(interfaces[j]);
     }
 
+    public String getName() {
+	return name;
+    }
+
+    public void setName(String name) {
+	this.name = name;
+    }
+
     public void dumpSource(TabbedPrintWriter writer) throws java.io.IOException
     {
         if (fields == null) {
@@ -133,6 +242,7 @@ public class ClassAnalyzer implements Analyzer {
              */
             return;
         }
+	writer.pushScope(this);
 	int modifiedModifiers = clazz.getModifiers() & ~Modifier.SYNCHRONIZED;
 	if (clazz.isInterface())
 	    modifiedModifiers &= ~Modifier.ABSTRACT;
@@ -142,12 +252,33 @@ public class ClassAnalyzer implements Analyzer {
 	/*interface is in modif*/
 	if (!clazz.isInterface())
 	    writer.print("class ");
-	writer.println(imports.getClassString(clazz));
+	if (parent != null && name == null) {
+	    /* This is an anonymous class */
+	    ClassInfo superClazz = clazz.getSuperclass();
+	    ClassInfo[] interfaces = clazz.getInterfaces();
+	    if (interfaces.length == 1
+		&& (superClazz == null
+		    || superClazz == ClassInfo.javaLangObject)) {
+		writer.print(writer.getClassString(interfaces[0]));
+	    } else {
+		if (interfaces.length > 0) {
+		    writer.print("/*too many supers*/ ");
+		    for (int i=0; i< interfaces.length; i++)
+			writer.print(writer.getClassString(interfaces[i])+",");
+		}
+		if (superClazz == null)
+		    writer.print(writer.getClassString
+				 (ClassInfo.javaLangObject));
+		else
+		    writer.print(writer.getClassString(superClazz));
+	    }
+	} else {
+	    writer.println(name);
 	    writer.tab();
 	    ClassInfo superClazz = clazz.getSuperclass();
 	    if (superClazz != null && 
 		superClazz != ClassInfo.javaLangObject) {
-	    writer.println("extends "+imports.getClassString(superClazz));
+		writer.println("extends "+writer.getClassString(superClazz));
 	    }
 	    ClassInfo[] interfaces = clazz.getInterfaces();
 	    if (interfaces.length > 0) {
@@ -155,20 +286,30 @@ public class ClassAnalyzer implements Analyzer {
 		for (int i=0; i < interfaces.length; i++) {
 		    if (i > 0)
 			writer.print(", ");
-		writer.print(imports.getClassString(interfaces[i]));
+		    writer.print(writer.getClassString(interfaces[i]));
 		}
 		writer.println("");
 	    }
 	    writer.untab();
+	}
 	writer.openBrace();
 	writer.tab();
 	
 	for (int i=0; i< fields.length; i++)
 	    fields[i].dumpSource(writer);
+	for (int i=0; i< inners.length; i++) {
+	    writer.println("");
+	    inners[i].dumpSource(writer);
+	}
 	for (int i=0; i< methods.length; i++)
 	    methods[i].dumpSource(writer);
 	writer.untab();
+	if (parent != null && name == null) {
+	    /* This is an anonymous class */
+	    writer.closeBraceNoSpace();
+	} else
 	    writer.closeBrace();
+	writer.popScope();
     }
 
     public String getTypeString(Type type) {