LanderlYoung

ArrayMap ClassCastException Deep Analyze

preface

I'm a developer of 企鹅FM. Our app constantly report ClassCastException on ArrayMap, some stack trace looks like this.

Intent i = new Intent(ACTION);
i.putExtra(KEY, VALUE); // crashes here

sunderls

/*1482118385,,JIT Construction: v2746767,en_US*/
/**
 * Copyright Facebook Inc.
 *
 * Licensed under the Apache License, Version 2.0
 * http://www.apache.org/licenses/LICENSE-2.0
 */
 try {
    (function(win, doc, location, history) {
        'use strict';

zmmbreeze

(function() {
    /**
     * 记录方法使用情况的类
     * @param {Array.<boolean>} umMap 初始的使用情况
     */
    var UsageManager = function(umMap) {
        this.umMap = umMap || [];
    };
    /**
     * 记录新的使用情况

jp1017

/**
 * 百度坐标（BD09）、国测局坐标（火星坐标，GCJ02）、和WGS84坐标系之间的转换的工具
 * 
 * 参考 https://github.com/wandergis/coordtransform 实现的Java版本
 * @author geosmart
 */
public class CoordinateTransformUtil {
	static double x_pi = 3.14159265358979324 * 3000.0 / 180.0;
	// π
	static double pi = 3.1415926535897932384626;

pyricau

import android.content.Context;
import android.os.Debug;
import java.io.File;

public class OomExceptionHandler implements Thread.UncaughtExceptionHandler {

  private static final String FILENAME = "out-of-memory.hprof";

  public static void install(Context context) {
    Thread.UncaughtExceptionHandler defaultHandler = Thread.getDefaultUncaughtExceptionHandler();

knight9999

import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Color;
import android.graphics.Rect;
import android.graphics.drawable.NinePatchDrawable;
import android.util.DisplayMetrics;

import java.io.BufferedInputStream;
import java.io.File;

soulmachine

package me.soulmachine;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.conf.Configured;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.Mapper;
import org.apache.hadoop.mapreduce.Reducer;

ZkHaider

public static class ExampleViewHolder extends RecyclerView.ViewHolder 
    implements View.OnClickListener {

    private int originalHeight = 0;
    private boolean isViewExpanded = false;
    private YourCustomView yourCustomView
    
    public ExampleViewHolder(View v) {
     super(v);
     v.setOnClickListener(this);

iest

'use strict';

var React = require('react');

var BzIframe = React.createClass({

  propTypes: {
    src: React.PropTypes.string.isRequired,
    onLoad: React.PropTypes.func
  },

chrisbanes

/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software