From 21d6c665f3982bb2d47103b7803bcce2032cdfa8 Mon Sep 17 00:00:00 2001
From: renwj <renwenjie@zhidaoauto.com>
Date: Fri, 3 Feb 2023 17:31:45 +0800
Subject: [PATCH] =?UTF-8?q?[dev=5Farch=5Fopt=5F3.0][leakfix]=E4=BF=AE?=
 =?UTF-8?q?=E6=AD=A3=E7=94=B1=E4=BA=8E=E5=8C=BF=E5=90=8DRunnable=E5=AF=B9?=
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---
 app/build.gradle                              |  3 +
 .../com/mogo/launcher/lancet/MemoryLeakFix.kt | 94 +++++++++++++++++++
 build.gradle                                  |  2 +-
 config.gradle                                 |  2 +-
 4 files changed, 99 insertions(+), 2 deletions(-)
 create mode 100644 app/src/main/java/com/mogo/launcher/lancet/MemoryLeakFix.kt

diff --git a/app/build.gradle b/app/build.gradle
index 71abf1ea14..e70a3c65ef 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -61,6 +61,9 @@ if (!isAndroidTestBuild()) {
             crash_fix {
                 enable true
             }
+            memory_leak {
+                enable true
+            }
         }
     }
 }
diff --git a/app/src/main/java/com/mogo/launcher/lancet/MemoryLeakFix.kt b/app/src/main/java/com/mogo/launcher/lancet/MemoryLeakFix.kt
new file mode 100644
index 0000000000..4b9374ed5f
--- /dev/null
+++ b/app/src/main/java/com/mogo/launcher/lancet/MemoryLeakFix.kt
@@ -0,0 +1,94 @@
+package com.mogo.launcher.lancet
+
+import android.app.Activity
+import android.app.Dialog
+import android.content.Context
+import android.view.View
+import androidx.annotation.*
+import androidx.core.view.ViewCompat
+import androidx.fragment.app.*
+import com.knightboost.lancet.api.*
+import com.knightboost.lancet.api.annotations.*
+import com.knightboost.lancet.api.annotations.Weaver
+import com.mogo.eagle.core.utilcode.kotlin.*
+import java.lang.ref.*
+import java.lang.reflect.Modifier
+import java.util.concurrent.ConcurrentHashMap
+
+@Keep
+@Weaver
+@Group("memory_leak")
+class MemoryLeakFix {
+
+    @Insert
+    @ImplementedInterface("java.lang.Runnable")
+    @TargetMethod(methodName = "run")
+    fun runProxy() {
+        if (AccessSyntheticUtils.isTargetAlive(This.get())) {
+            Origin.callVoid()
+        }
+    }
+}
+
+internal class AccessSyntheticUtils {
+
+    companion object {
+
+        private val fields = ConcurrentHashMap<String, WeakReference<Any>>()
+
+        @JvmStatic
+        fun isTargetAlive(obj: Any): Boolean {
+            try {
+                val clazz = obj.javaClass
+                if (!clazz.isAnonymousClass) {
+                    return true
+                }
+                val key = clazz.name
+                return (fields[key] ?: clazz.declaredFields.find {
+                    it.isSynthetic &&
+                    ((it.modifiers and Modifier.STATIC) == 0) &&
+                    (View::class.java.isAssignableFrom(it.type) or
+                            Context::class.java.isAssignableFrom(it.type) or
+                            Fragment::class.java.isAssignableFrom(it.type) or
+                            android.app.Fragment::class.java.isAssignableFrom(it.type) or
+                            Dialog::class.java.isAssignableFrom(it.type)
+                    )
+                }?.let {
+                    it.isAccessible = true
+                    val wf = WeakReference(it.get(obj), ReferenceQueue())
+                    fields[key] = wf
+                    wf
+                })?.also {
+                    if (it.isEnqueued) {
+                        //对像被垃圾回收了
+                        fields.remove(key)
+                    }
+                }?.get()?.let { t ->
+                    when(t) {
+                        is View -> {
+                            ViewCompat.isAttachedToWindow(t)
+                        }
+                        is Activity -> {
+                            !t.isFinishing && !t.isDestroyed
+                        }
+                        is Fragment -> {
+                            !t.isDetached
+                        }
+                        is android.app.Fragment -> {
+                            !t.isDetached
+                        }
+                        is Dialog -> {
+                            t.window?.decorView?.let { v -> ViewCompat.isAttachedToWindow(v) } ?: false
+                        }
+                        else -> {
+                            true
+                        }
+                    }
+                } ?: true
+            } catch (t: Throwable) {
+                t.printStackTrace()
+            }
+            return true
+        }
+    }
+}
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 66ec9a72f2..cbd64fba4f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -35,7 +35,7 @@ buildscript {
         classpath 'com.mogo.cloud:systrace:1.0.1'
         classpath 'com.google.protobuf:protobuf-gradle-plugin:0.8.18'
         classpath 'com.mogo.sticky:service:1.0.8'
-        classpath 'io.github.knight-zxw:lancet-plugin:0.0.1'
+        classpath 'io.github.knight-zxw:lancet-plugin:0.0.4'
 
 //        classpath ("com.tencent.matrix:matrix-gradle-plugin:0.6.6") { changing = true }
     }
diff --git a/config.gradle b/config.gradle
index 2ee5bb5335..d073b6b0a7 100644
--- a/config.gradle
+++ b/config.gradle
@@ -220,7 +220,7 @@ ext {
 
 
             //========================= LancetX ===================
-            lancetx_runtime              : "io.github.knight-zxw:lancet-runtime:0.0.1",
+            lancetx_runtime              : "io.github.knight-zxw:lancet-runtime:0.0.4",
 
             //========================= autosize ======================
             androidautoSize          : 'com.github.JessYanCoding:AndroidAutoSize:v1.2.1',