package com.taobao.android.baksmali.util;
import com.taobao.android.apatch.utils.TypeGenUtil;
import com.taobao.android.object.DexDiffInfo;
import org.jf.dexlib2.dexbacked.DexBackedClassDef;
import org.jf.dexlib2.dexbacked.DexBackedField;
import org.jf.dexlib2.iface.reference.FieldReference;
import org.jf.dexlib2.iface.reference.MethodReference;
import org.jf.dexlib2.iface.reference.Reference;
import org.jf.dexlib2.iface.reference.StringReference;
import org.jf.dexlib2.iface.reference.TypeReference;
import org.jf.util.StringUtils;
import java.io.IOException;
import java.io.Writer;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
;
;
/**
* Created by shenghua.nish on 2016-03-18 下午9:32.
*/
public class ReferenceUtil {
public static String getMethodDescriptor(MethodReference methodReference) {
return getMethodDescriptor(methodReference, false);
}
public static String getMethodDescriptor(MethodReference methodReference, boolean useImplicitReference) {
StringBuilder sb = new StringBuilder();
if (!useImplicitReference) {
String clazz = methodReference.getDefiningClass();//TypeGenUtil.newType(methodReference.getDefiningClass());
sb.append(clazz);
sb.append("->");
}
sb.append(methodReference.getName());
sb.append('(');
for (CharSequence paramType : methodReference.getParameterTypes()) {
sb.append(paramType);
}
sb.append(')');
sb.append(methodReference.getReturnType());
return sb.toString();
}
public static void writeMethodDescriptor(Writer writer, MethodReference methodReference) throws IOException {
writeMethodDescriptor(writer, methodReference, false);
}
public static void writeMethodDescriptor(Writer writer, MethodReference methodReference,
boolean useImplicitReference) throws IOException {
if (!useImplicitReference) {
String clazz = TypeGenUtil.newType(methodReference.getDefiningClass());
writer.write(clazz);
writer.write("->");
}
writer.write(methodReference.getName());
writer.write('(');
for (CharSequence paramType : methodReference.getParameterTypes()) {
writer.write(paramType.toString());
}
writer.write(')');
writer.write(methodReference.getReturnType());
}
public static String getFieldDescriptor(FieldReference fieldReference) {
return getFieldDescriptor(fieldReference, false);
}
public static String getFieldDescriptor(FieldReference fieldReference, boolean useImplicitReference) {
StringBuilder sb = new StringBuilder();
if (!useImplicitReference) {
String clazz = fieldReference.getDefiningClass();
if (DexDiffInfo.getModifiedClasses(clazz) != null) {
if (isStaticFiled(DexDiffInfo.getModifiedClasses(clazz), fieldReference)) {//静态变量要访问以前的
} else {
// clazz = TypeGenUtil.newType(clazz);
}
}
sb.append(clazz);
sb.append("->");
}
sb.append(fieldReference.getName());
sb.append(':');
String clazz = fieldReference.getType();//TypeGenUtil.newType(fieldReference.getType());
sb.append(clazz);
return sb.toString();
}
public static String getShortFieldDescriptor(FieldReference fieldReference) {
StringBuilder sb = new StringBuilder();
sb.append(fieldReference.getName());
sb.append(':');
String clazz = TypeGenUtil.newType(fieldReference.getType());
sb.append(clazz);
return sb.toString();
}
public static void writeFieldDescriptor(Writer writer, FieldReference fieldReference) throws IOException {
writeFieldDescriptor(writer, fieldReference, false);
}
public static void writeFieldDescriptor(Writer writer, FieldReference fieldReference,
boolean implicitReference) throws IOException {
if (!implicitReference) {
String clazz = fieldReference.getDefiningClass();
if (DexDiffInfo.getModifiedClasses(clazz) != null) {
if (isStaticFiled(DexDiffInfo.getModifiedClasses(clazz), fieldReference)) {//静态变量要访问以前的
} else {
clazz = TypeGenUtil.newType(clazz);
}
}
writer.write(clazz);
writer.write("->");
}
writer.write(fieldReference.getName());
writer.write(':');
writer.write(fieldReference.getType());
}
@Nullable
public static String getReferenceString(@Nonnull Reference reference) {
return getReferenceString(reference, null);
}
@Nullable
public static String getReferenceString(@Nonnull Reference reference, @Nullable String containingClass) {
if (reference instanceof StringReference) {
return String.format("\"%s\"", StringUtils.escapeString(((StringReference) reference).getString()));
}
if (reference instanceof TypeReference) {
String clazz = ((TypeReference) reference).getType(); //TypeGenUtil.newType(((TypeReference)reference).getType());
return clazz;
}
if (reference instanceof FieldReference) {
FieldReference fieldReference = (FieldReference) reference;
boolean useImplicitReference = fieldReference.getDefiningClass().equals(containingClass);
return getFieldDescriptor((FieldReference) reference, useImplicitReference);
}
if (reference instanceof MethodReference) {
MethodReference methodReference = (MethodReference) reference;
boolean useImplicitReference = methodReference.getDefiningClass().equals(containingClass);
return getMethodDescriptor((MethodReference) reference, useImplicitReference);
}
return null;
}
private static boolean isStaticFiled(DexBackedClassDef classDef, FieldReference reference) {
for (DexBackedField field : classDef.getStaticFields()) {
if (field.equals(reference)) {
return true;
}
}
return false;
}
private ReferenceUtil() {
}
}