添加启动安装或卸载时5分钟的监听（扫描本地包，检查指定包是否存在或不存在）

app/src/main/java/com/gh/common/util/InstallUtils.java

@@ -0,0 +1,148 @@
+package com.gh.common.util;
+
+
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager;
+import android.os.Handler;
+import android.os.Message;
+
+import com.gh.gamecenter.eventbus.EBPackage;
+import com.gh.gamecenter.manager.CommentManager;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import de.greenrobot.event.EventBus;
+
+/**
+ *
+ * 下载完成跳安装，
+ */
+public class InstallUtils {
+
+	private static final int MAX_TIME = 5 * 60 * 1000;
+
+	private static Map<String, Long> installMap;
+	private static Map<String, Long> uninstallMap;
+
+	private static InstallUtils mInstance;
+
+	public static InstallUtils getInstance(Context context) {
+		if (mInstance == null) {
+			synchronized (CommentManager.class) {
+				if (mInstance == null) {
+					mInstance = new InstallUtils(context);
+				}
+			}
+		}
+		return mInstance;
+	}
+
+	private PackageManager packageManager;
+
+	private Handler handler;
+
+	private boolean isRunning;
+
+	private InstallUtils(Context context) {
+		isRunning = false;
+
+		packageManager = context.getPackageManager();
+
+		handler = new Handler(context.getMainLooper()) {
+			@Override
+			public void handleMessage(Message msg) {
+				if (msg.what == 0x123 && packageManager != null) {
+					ArrayList<String> list = new ArrayList<>();
+					List<PackageInfo> packageInfos = packageManager.getInstalledPackages(0);
+					for (PackageInfo packageInfo : packageInfos) {
+						if ((packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {
+							list.add(packageInfo.packageName);
+						}
+					}
+					if (installMap != null && installMap.size() != 0) {
+						ArrayList<String> keys = new ArrayList<>();
+						for (String packageName : installMap.keySet()) {
+							long time = installMap.get(packageName);
+							if (System.currentTimeMillis() - time >= MAX_TIME) {
+								keys.add(packageName);
+							} else if (list.contains(packageName)) {
+								keys.add(packageName);
+								EventBus.getDefault().post(new EBPackage("安装", packageName));
+							}
+						}
+						for (String key : keys) {
+							installMap.remove(key);
+						}
+					}
+					if (uninstallMap != null && uninstallMap.size() != 0) {
+						ArrayList<String> keys = new ArrayList<>();
+						for (String packageName : uninstallMap.keySet()) {
+							long time = uninstallMap.get(packageName);
+							if (System.currentTimeMillis() - time >= MAX_TIME) {
+								keys.add(packageName);
+							} else if (list.contains(packageName)) {
+								keys.add(packageName);
+								EventBus.getDefault().post(new EBPackage("卸载", packageName));
+							}
+						}
+						for (String key : keys) {
+							uninstallMap.remove(key);
+						}
+					}
+					if ((installMap != null && installMap.size() != 0)
+							|| (uninstallMap != null && uninstallMap.size() != 0)) {
+						sendEmptyMessageDelayed(0x123, 3000);
+					} else {
+						isRunning = false;
+					}
+				}
+			}
+		};
+	}
+
+	public void addInstall(String packageName) {
+		if (installMap == null) {
+			installMap = Collections.synchronizedMap(new HashMap<String, Long>());
+		}
+		installMap.put(packageName, System.currentTimeMillis());
+		run();
+	}
+
+	public void removeInstall(String packageName) {
+		if (installMap != null) {
+			installMap.remove(packageName);
+		}
+	}
+
+	public void addUninstall(String packageName) {
+		if (uninstallMap == null) {
+			uninstallMap = Collections.synchronizedMap(new HashMap<String, Long>());
+		}
+		uninstallMap.put(packageName, System.currentTimeMillis());
+		run();
+	}
+
+	public void removeUninstall(String packageName) {
+		if (uninstallMap != null) {
+			uninstallMap.remove(packageName);
+		}
+	}
+
+	public void run() {
+		if ((installMap == null || installMap.isEmpty()) && (uninstallMap == null || uninstallMap.isEmpty())) {
+			return;
+		}
+		if (isRunning) {
+			return;
+		}
+		isRunning = true;
+		handler.sendEmptyMessageDelayed(0x123, 10000);
+	}
+
+}