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fix: correct type for generic params in Xposed snippet, add fields support (PR #2047)

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* Fix: Resolved an issue with incorrectly generated xposedMethodSnippet when the parameter type is generic.
Add: Introduced xposedGenerateFieldSnippet.

* fix code format

---------

Co-authored-by: skylot <118523+skylot@users.noreply.github.com>
This commit is contained in:
LanBaiCode 2023-11-26 01:55:53 +08:00 committed by GitHub
parent 2d28da9b0e
commit ca03406a3d
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1 changed files with 30 additions and 4 deletions
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34
jadx-gui/src/main/java/jadx/gui/ui/codearea/XposedAction.java
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@ -1,6 +1,7 @@
package jadx.gui.ui.codearea;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import javax.swing.JOptionPane;
@ -9,11 +10,13 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import jadx.api.JavaClass;
import jadx.api.JavaField;
import jadx.api.JavaMethod;
import jadx.core.dex.instructions.args.ArgType;
import jadx.core.dex.nodes.MethodNode;
import jadx.core.utils.exceptions.JadxRuntimeException;
import jadx.gui.treemodel.JClass;
import jadx.gui.treemodel.JField;
import jadx.gui.treemodel.JMethod;
import jadx.gui.treemodel.JNode;
import jadx.gui.ui.action.ActionModel;
@ -24,6 +27,16 @@ public class XposedAction extends JNodeAction {
private static final Logger LOG = LoggerFactory.getLogger(XposedAction.class);
private static final long serialVersionUID = 2641585141624592578L;
private static final Map<String, String> PRIMITIVE_TYPE_MAPPING = Map.of(
"int", "Int",
"byte", "Byte",
"short", "Short",
"long", "Long",
"float", "Float",
"double", "Double",
"char", "Char",
"boolean", "Boolean");
public XposedAction(CodeArea codeArea) {
super(ActionModel.XPOSED_COPY, codeArea);
}
@ -43,7 +56,7 @@ public class XposedAction extends JNodeAction {
@Override
public boolean isActionEnabled(JNode node) {
return node instanceof JMethod || node instanceof JClass;
return node instanceof JMethod || node instanceof JClass || node instanceof JField;
}
private String generateXposedSnippet(JNode node) {
@ -53,6 +66,9 @@ public class XposedAction extends JNodeAction {
if (node instanceof JClass) {
return generateClassSnippet((JClass) node);
}
if (node instanceof JField) {
return generateFieldSnippet((JField) node);
}
throw new JadxRuntimeException("Unsupported node type: " + (node != null ? node.getClass() : "null"));
}
@ -84,7 +100,9 @@ public class XposedAction extends JNodeAction {
if (mthArgs.isEmpty()) {
return String.format(xposedFormatStr, xposedMethod, rawClassName, methodName);
}
String params = mthArgs.stream().map(type -> type + ".class, ").collect(Collectors.joining());
String params = mthArgs.stream()
.map(type -> (type.isGeneric() ? type.getObject() : type) + ".class, ")
.collect(Collectors.joining());
return String.format(xposedFormatStr, xposedMethod, rawClassName, methodName + params);
}
@ -92,8 +110,16 @@ public class XposedAction extends JNodeAction {
JavaClass javaClass = jc.getCls();
String rawClassName = javaClass.getRawName();
String shortClassName = javaClass.getName();
return String.format("ClassLoader classLoader=lpparam.classLoader;\n"
+ "Class %sClass=classLoader.loadClass(\"%s\");",
return String.format("ClassLoader classLoader = lpparam.classLoader;\n"
+ "Class<?> %sClass = classLoader.loadClass(\"%s\");",
shortClassName, rawClassName);
}
private String generateFieldSnippet(JField jf) {
JavaField javaField = jf.getJavaField();
String isStatic = javaField.getAccessFlags().isStatic() ? "Static" : "";
String type = PRIMITIVE_TYPE_MAPPING.getOrDefault(javaField.getFieldNode().getType().toString(), "Object");
String xposedMethod = "XposedHelpers.get" + isStatic + type + "Field";
return String.format("%s(/*runtimeObject*/, \"%s\");", xposedMethod, javaField.getName());
}
}