【好享分期】 v3.0.1版本的 MD5 值为：4dde786c0dd75e18c9b4a7360f7e9d2f
以下内容为反编译后的 JsCallJava.java 源代码，内容仅作参考
package com.just.agentweb;
import android.os.SystemClock;
import android.text.TextUtils;
import android.util.Log;
import android.webkit.WebView;
import c.j.v2;
import com.alibaba.sdk.android.oss.common.LogThreadPoolManager;
import java.lang.reflect.Method;
import java.util.HashMap;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
public class JsCallJava {
public static final String[] IGNORE_UNSAFE_METHODS = {"getClass", "hashCode", "notify", "notifyAll", "equals", "toString", "wait"};
public static final String KEY_ARGS = "args";
public static final String KEY_METHOD = "method";
public static final String KEY_OBJ = "obj";
public static final String KEY_TYPES = "types";
public static final String MSG_PROMPT_HEADER = "AgentWeb:";
public static final String RETURN_RESULT_FORMAT = "{\"CODE\": %d, \"result\": %s}";
public static final String TAG = "JsCallJava";
public Object mInterfaceObj;
public String mInterfacedName;
public HashMap<String, Method> mMethodsMap;
public String mPreloadInterfaceJs;
public JsCallJava(Object obj, String str) {
try {
if (!TextUtils.isEmpty(str)) {
this.mInterfaceObj = obj;
this.mInterfacedName = str;
this.mMethodsMap = new HashMap<>();
Method[] methods = this.mInterfaceObj.getClass().getMethods();
StringBuilder sb = new StringBuilder("javascript:(function(b){console.log(\"");
sb.append(this.mInterfacedName);
sb.append(" init begin\");var a={queue:[],callback:function(){var d=Array.prototype.slice.call(arguments,0);var c=d.shift();var e=d.shift();this.queue[c].apply(this,d);if(!e){delete this.queue[c]}}};");
for (Method method : methods) {
Log.i("Info", "method:" + method);
String genJavaMethodSign = genJavaMethodSign(method);
if (genJavaMethodSign != null) {
this.mMethodsMap.put(genJavaMethodSign, method);
sb.append(String.format("a.%s=", method.getName()));
}
}
sb.append("function(){var f=Array.prototype.slice.call(arguments,0);if(f.length<1){throw\"");
sb.append(this.mInterfacedName);
sb.append(" call result, message:miss method name\"}var e=[];for(var h=1;h<f.length;h++){var c=f[h];var j=typeof c;e[e.length]=j;if(j==\"function\"){var d=a.queue.length;a.queue[d]=c;f[h]=d}}var k = new Date().getTime();var l = f.shift();var m=prompt('");
sb.append(MSG_PROMPT_HEADER);
sb.append("'+JSON.stringify(");
sb.append(promptMsgFormat("'" + this.mInterfacedName + "'", "l", "e", v2.f5640f));
sb.append("));console.log(\"invoke \"+l+\", time: \"+(new Date().getTime()-k));var g=JSON.parse(m);if(g.CODE!=200){throw\"");
sb.append(this.mInterfacedName);
sb.append(" call result, CODE:\"+g.CODE+\", message:\"+g.result}return g.result};Object.getOwnPropertyNames(a).forEach(function(d){var c=a[d];if(typeof c===\"function\"&&d!==\"callback\"){a[d]=function(){return c.apply(a,[d].concat(Array.prototype.slice.call(arguments,0)))}}});b.");
sb.append(this.mInterfacedName);
sb.append("=a;console.log(\"");
sb.append(this.mInterfacedName);
sb.append(" init end\")})(window)");
this.mPreloadInterfaceJs = sb.toString();
sb.setLength(0);
return;
}
throw new Exception("injected name can not be null");
} catch (Exception e2) {
if (LogUtils.isDebug()) {
Log.e(TAG, "init js result:" + e2.getMessage());
}
}
}
private String genJavaMethodSign(Method method) {
String name = method.getName();
Class<?>[] parameterTypes = method.getParameterTypes();
for (String str : IGNORE_UNSAFE_METHODS) {
if (str.equals(name)) {
if (LogUtils.isDebug()) {
Log.w(TAG, "method(" + name + ") is unsafe, will be pass");
return null;
}
return null;
}
}
for (Class<?> cls : parameterTypes) {
if (cls == String.class) {
name = name + "_S";
} else if (cls == Integer.TYPE || cls == Long.TYPE || cls == Float.TYPE || cls == Double.TYPE) {
name = name + "_N";
} else if (cls == Boolean.TYPE) {
name = name + "_B";
} else if (cls == JSONObject.class) {
name = name + "_O";
} else if (cls == JsCallback.class) {
name = name + "_F";
} else {
name = name + "_P";
}
}
return name;
}
public static String getInterfacedName(JSONObject jSONObject) {
return jSONObject.optString(KEY_OBJ);
}
public static JSONObject getMsgJSONObject(String str) {
try {
return new JSONObject(str.substring(9));
} catch (JSONException e2) {
e2.printStackTrace();
return new JSONObject();
}
}
private String getReturn(JSONObject jSONObject, int i2, Object obj, long j2) {
String valueOf;
if (obj == null) {
valueOf = "null";
} else if (obj instanceof String) {
valueOf = "\"".concat(String.valueOf(((String) obj).replace("\"", "\\\""))).concat("\"");
} else {
valueOf = String.valueOf(obj);
}
String format = String.format(RETURN_RESULT_FORMAT, Integer.valueOf(i2), valueOf);
if (LogUtils.isDebug()) {
Log.d(TAG, "call time: " + (SystemClock.uptimeMillis() - j2) + ", request: " + jSONObject + ", result:" + format);
}
return format;
}
public static boolean isSafeWebViewCallMsg(String str) {
return str.startsWith(MSG_PROMPT_HEADER);
}
public static String promptMsgFormat(String str, String str2, String str3, String str4) {
return "{" + KEY_OBJ + ":" + str + "," + KEY_METHOD + ":" + str2 + "," + KEY_TYPES + ":" + str3 + "," + KEY_ARGS + ":" + str4 + "}";
}
public String call(WebView webView, JSONObject jSONObject) {
long uptimeMillis = LogUtils.isDebug() ? SystemClock.uptimeMillis() : 0L;
if (jSONObject != null) {
try {
String string = jSONObject.getString(KEY_METHOD);
JSONArray jSONArray = jSONObject.getJSONArray(KEY_TYPES);
JSONArray jSONArray2 = jSONObject.getJSONArray(KEY_ARGS);
int length = jSONArray.length();
Object[] objArr = new Object[length];
int i2 = 0;
for (int i3 = 0; i3 < length; i3++) {
String optString = jSONArray.optString(i3);
Object obj = null;
if ("string".equals(optString)) {
string = string + "_S";
if (!jSONArray2.isNull(i3)) {
obj = jSONArray2.getString(i3);
}
objArr[i3] = obj;
} else if ("number".equals(optString)) {
string = string + "_N";
i2 = (i2 * 10) + i3 + 1;
} else if ("boolean".equals(optString)) {
string = string + "_B";
objArr[i3] = Boolean.valueOf(jSONArray2.getBoolean(i3));
} else if ("object".equals(optString)) {
string = string + "_O";
if (!jSONArray2.isNull(i3)) {
obj = jSONArray2.getJSONObject(i3);
}
objArr[i3] = obj;
} else if ("function".equals(optString)) {
string = string + "_F";
objArr[i3] = new JsCallback(webView, this.mInterfacedName, jSONArray2.getInt(i3));
} else {
string = string + "_P";
}
}
Method method = this.mMethodsMap.get(string);
if (method == null) {
return getReturn(jSONObject, LogThreadPoolManager.SIZE_WORK_QUEUE, "not found method(" + string + ") with valid parameters", uptimeMillis);
}
if (i2 > 0) {
Class<?>[] parameterTypes = method.getParameterTypes();
while (i2 > 0) {
int i4 = (i2 - ((i2 / 10) * 10)) - 1;
Class<?> cls = parameterTypes[i4];
if (cls == Integer.TYPE) {
objArr[i4] = Integer.valueOf(jSONArray2.getInt(i4));
} else if (cls == Long.TYPE) {
objArr[i4] = Long.valueOf(Long.parseLong(jSONArray2.getString(i4)));
} else {
objArr[i4] = Double.valueOf(jSONArray2.getDouble(i4));
}
i2 /= 10;
}
}
return getReturn(jSONObject, 200, method.invoke(this.mInterfaceObj, objArr), uptimeMillis);
} catch (Exception e2) {
LogUtils.safeCheckCrash(TAG, "call", e2);
if (e2.getCause() != null) {
return getReturn(jSONObject, LogThreadPoolManager.SIZE_WORK_QUEUE, "method execute result:" + e2.getCause().getMessage(), uptimeMillis);
}
return getReturn(jSONObject, LogThreadPoolManager.SIZE_WORK_QUEUE, "method execute result:" + e2.getMessage(), uptimeMillis);
}
}
return getReturn(jSONObject, LogThreadPoolManager.SIZE_WORK_QUEUE, "call data empty", uptimeMillis);
}
public String getPreloadInterfaceJs() {
return this.mPreloadInterfaceJs;
}
}