Logcat报错如下12-28 12:15:01.684 1544-1561/? E/BatteryExternalStatsWorker: no controller energy info supplied for wifi
12-28 12:15:01.690 1544-1561/? E/KernelCpuSpeedReader: Failed to read cpu-freq: /sys/devices/system/cpu/cpu0/cpufreq/stats/time_in_state (No such file or directory)
12-28 12:15:01.691 1544-1561/? E/BatteryExternalStatsWorker: modem info is invalid: ModemActivityInfo{ mTimestamp=0 mSleepTimeMs=0 mIdleTimeMs=0 mTxTimeMs[]=[0, 0, 0, 0, 0] mRxTimeMs=0 mEnergyUsed=0}
12-28 12:15:21.985 1397-1397/? I/qemu-props: start adbd ...
12-28 12:15:25.785 1392-1406/? D/hwcomposer: hw_composer sent 126 syncs in 60s
12-28 12:15:25.965 1384-1499/? V/EmulatedCamera_Camera: getCameraInfo
12-28 12:15:25.965 1384-1499/? V/EmulatedCamera_BaseCamera: getCameraInfo
12-28 12:15:25.967 1384-1499/? V/EmulatedCamera_Camera: getCameraInfo
12-28 12:15:25.967 1384-1499/? V/EmulatedCamera_BaseCamera: getCameraInfo
12-28 12:16:21.989 1397-1397/? I/qemu-props: start adbd ...
12-28 12:16:25.881 1392-1406/? D/hwcomposer: hw_composer sent 132 syncs in 60s
12-28 12:16:40.536 1474-19211/? I//system/bin/netd: gethostby*.getanswer: asked for "www.google.com IN AAAA", got type "A"
12-28 12:16:40.538 1544-19208/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_DNS www.google.com 1246ms OK 14.215.177.38
12-28 12:16:40.542 1474-19210/? I//system/bin/netd: gethostby*.getanswer: asked for "connectivitycheck.gstatic.com IN AAAA", got type "A"
12-28 12:16:40.543 1544-19209/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_DNS connectivitycheck.gstatic.com 1252ms OK 14.215.177.38
12-28 12:16:40.699 1544-19209/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_HTTP http://connectivitycheck.gstatic.com/generate_204 Probe failed with exception java.net.SocketException: Connection reset
12-28 12:16:40.733 1544-19208/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_HTTPS https://www.google.com/generate_204 Probe failed with exception javax.net.ssl.SSLPeerUnverifiedException: Hostname www.google.com not verified:
certificate: sha1/p16cZYG1UdK8hnR8KsGl1eLTSEc=
DN: CN=baidu.com,OU=service operation department.,O=BeiJing Baidu Netcom Science Technology Co.\, Ltd,L=beijing,ST=beijing,C=CN
subjectAltNames: [*.baidu.com, *.baifubao.com, *.baiducontent.com, *.baidustatic.com, *.bdstatic.com, *.bdimg.com, *.baifae.com, *.hao123.com, *.nuomi.com, *.chuanke.com, *.trustgo.com, *.baidubce.com, *.mipcdn.com, *.baidupcs.com, *.bcehost.com, *.aipage.com, *.aipage.cn, *.dlnel.com, *.bce.baidu.com, *.eyun.baidu.com, *.map.baidu.com, *.mbd.baidu.com, *.news.baidu.com, *.fanyi.baidu.com, *.im.baidu.com, *.safe.baidu.com, *.ssl2.duapps.com, baidu.com, baifubao.com, baifae.com, www.baidu.cn, www.baidu.com.cn, click.hm.baidu.com, log.hm.baidu.com, cm.pos.baidu.com, wn.pos.baidu.com, update.pan.baidu.com, mct.y.nuomi.com]
12-28 12:16:40.771 1544-1959/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_FALLBACK http://www.google.com/gen_204 Probe failed with exception java.net.SocketException: Connection reset
12-28 12:16:40.771 1544-1619/? D/ConnectivityService: NetworkAgentInfo [MOBILE (LTE) - 100] validation failed
12-28 12:16:50.786 1544-1561/? E/BatteryExternalStatsWorker: modem info is invalid: ModemActivityInfo{ mTimestamp=0 mSleepTimeMs=0 mIdleTimeMs=0 mTxTimeMs[]=[0, 0, 0, 0, 0] mRxTimeMs=0 mEnergyUsed=0}
12-28 12:17:00.004 1544-1557/? E/memtrack: Couldn't load memtrack module
12-28 12:17:00.004 1544-1557/? W/android.os.Debug: failed to get memory consumption info: -1
12-28 12:17:10.685 11500-11540/? I/PlayCommon: [324] com.google.android.play.a.g.e(222): Preparing logs for uploading
12-28 12:17:10.688 11500-11540/? W/PlayCommon: [324] com.google.android.play.a.g.a(589): No account for auth token provided
12-28 12:17:10.688 11500-11540/? I/PlayCommon: [324] com.google.android.play.a.g.a(436): Connecting to server: https://play.googleapis.com/play/log?format=raw&proto_v2=true
12-28 12:17:21.999 1397-1397/? I/qemu-props: start adbd ...
12-28 12:17:25.975 1392-1406/? D/hwcomposer: hw_composer sent 126 syncs in 60s
12-28 12:15:01.690 1544-1561/? E/KernelCpuSpeedReader: Failed to read cpu-freq: /sys/devices/system/cpu/cpu0/cpufreq/stats/time_in_state (No such file or directory)
12-28 12:15:01.691 1544-1561/? E/BatteryExternalStatsWorker: modem info is invalid: ModemActivityInfo{ mTimestamp=0 mSleepTimeMs=0 mIdleTimeMs=0 mTxTimeMs[]=[0, 0, 0, 0, 0] mRxTimeMs=0 mEnergyUsed=0}
12-28 12:15:21.985 1397-1397/? I/qemu-props: start adbd ...
12-28 12:15:25.785 1392-1406/? D/hwcomposer: hw_composer sent 126 syncs in 60s
12-28 12:15:25.965 1384-1499/? V/EmulatedCamera_Camera: getCameraInfo
12-28 12:15:25.965 1384-1499/? V/EmulatedCamera_BaseCamera: getCameraInfo
12-28 12:15:25.967 1384-1499/? V/EmulatedCamera_Camera: getCameraInfo
12-28 12:15:25.967 1384-1499/? V/EmulatedCamera_BaseCamera: getCameraInfo
12-28 12:16:21.989 1397-1397/? I/qemu-props: start adbd ...
12-28 12:16:25.881 1392-1406/? D/hwcomposer: hw_composer sent 132 syncs in 60s
12-28 12:16:40.536 1474-19211/? I//system/bin/netd: gethostby*.getanswer: asked for "www.google.com IN AAAA", got type "A"
12-28 12:16:40.538 1544-19208/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_DNS www.google.com 1246ms OK 14.215.177.38
12-28 12:16:40.542 1474-19210/? I//system/bin/netd: gethostby*.getanswer: asked for "connectivitycheck.gstatic.com IN AAAA", got type "A"
12-28 12:16:40.543 1544-19209/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_DNS connectivitycheck.gstatic.com 1252ms OK 14.215.177.38
12-28 12:16:40.699 1544-19209/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_HTTP http://connectivitycheck.gstatic.com/generate_204 Probe failed with exception java.net.SocketException: Connection reset
12-28 12:16:40.733 1544-19208/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_HTTPS https://www.google.com/generate_204 Probe failed with exception javax.net.ssl.SSLPeerUnverifiedException: Hostname www.google.com not verified:
certificate: sha1/p16cZYG1UdK8hnR8KsGl1eLTSEc=
DN: CN=baidu.com,OU=service operation department.,O=BeiJing Baidu Netcom Science Technology Co.\, Ltd,L=beijing,ST=beijing,C=CN
subjectAltNames: [*.baidu.com, *.baifubao.com, *.baiducontent.com, *.baidustatic.com, *.bdstatic.com, *.bdimg.com, *.baifae.com, *.hao123.com, *.nuomi.com, *.chuanke.com, *.trustgo.com, *.baidubce.com, *.mipcdn.com, *.baidupcs.com, *.bcehost.com, *.aipage.com, *.aipage.cn, *.dlnel.com, *.bce.baidu.com, *.eyun.baidu.com, *.map.baidu.com, *.mbd.baidu.com, *.news.baidu.com, *.fanyi.baidu.com, *.im.baidu.com, *.safe.baidu.com, *.ssl2.duapps.com, baidu.com, baifubao.com, baifae.com, www.baidu.cn, www.baidu.com.cn, click.hm.baidu.com, log.hm.baidu.com, cm.pos.baidu.com, wn.pos.baidu.com, update.pan.baidu.com, mct.y.nuomi.com]
12-28 12:16:40.771 1544-1959/? D/NetworkMonitor/NetworkAgentInfo [MOBILE (LTE) - 100]: PROBE_FALLBACK http://www.google.com/gen_204 Probe failed with exception java.net.SocketException: Connection reset
12-28 12:16:40.771 1544-1619/? D/ConnectivityService: NetworkAgentInfo [MOBILE (LTE) - 100] validation failed
12-28 12:16:50.786 1544-1561/? E/BatteryExternalStatsWorker: modem info is invalid: ModemActivityInfo{ mTimestamp=0 mSleepTimeMs=0 mIdleTimeMs=0 mTxTimeMs[]=[0, 0, 0, 0, 0] mRxTimeMs=0 mEnergyUsed=0}
12-28 12:17:00.004 1544-1557/? E/memtrack: Couldn't load memtrack module
12-28 12:17:00.004 1544-1557/? W/android.os.Debug: failed to get memory consumption info: -1
12-28 12:17:10.685 11500-11540/? I/PlayCommon: [324] com.google.android.play.a.g.e(222): Preparing logs for uploading
12-28 12:17:10.688 11500-11540/? W/PlayCommon: [324] com.google.android.play.a.g.a(589): No account for auth token provided
12-28 12:17:10.688 11500-11540/? I/PlayCommon: [324] com.google.android.play.a.g.a(436): Connecting to server: https://play.googleapis.com/play/log?format=raw&proto_v2=true
12-28 12:17:21.999 1397-1397/? I/qemu-props: start adbd ...
12-28 12:17:25.975 1392-1406/? D/hwcomposer: hw_composer sent 126 syncs in 60s
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//private ViewPager mViewPager;
private static String URL="http://47.104.134.143/motels/";
//private ViewPager mViewPager;
private LoopPicture loopPicture; @Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mListView = (ListView)findViewById(R.id.lv_main);
new NewsAsyncTask().execute(URL);
loopPicture = (LoopPicture)this.findViewById(R.id.loopPicture);
//mViewPager = (ViewPager)findViewById(R.id.lv_viewPage);
// mListView.addHeaderView(mViewPager);
mListView.addHeaderView(loopPicture); String[] imagesRes = new String[] {
"http://pic.sc.chinaz.com/files/pic/pic9/201604/apic20400.jpg",
"http://pics.sc.chinaz.com/files/pic/pic9/201602/apic19022.jpg",
"http://pics.sc.chinaz.com/files/pic/pic9/201603/fpic430.jpg",
"http://pics.sc.chinaz.com/files/pic/pic9/201605/apic20631.jpg"};
loopPicture.setImageUrl(imagesRes, true);
/* int[] imagesRes = { R.drawable.a, R.drawable.b, R.drawable.c,
R.drawable.d, R.drawable.e };
loopPicture.setImageRes(imagesRes, true);*/
String[] titles = {"111111111111111111","2222222222222222",
"3333333333333","4444444444444","5555555555"};
loopPicture.setImageTitle(titles);
} private List<NewsBean> getJsonDate(String url){
List<NewsBean> newsBeanList = new ArrayList<>();
try {
String jsonString = readStream(new URL(url).openStream());
JSONObject jsonObject;
NewsBean newsBean;
try {
jsonObject = new JSONObject(jsonString);
JSONArray jsonArray = jsonObject.getJSONArray("results");
for (int i = 0; i < jsonArray.length();i++){
jsonObject = jsonArray.getJSONObject(i);
newsBean = new NewsBean();
newsBean.newsIconUrl = jsonObject.getString("cover");
newsBean.newsTitle = jsonObject.getString("title");
newsBean.newsContent = jsonObject.getString("brief");
newsBean.newAly = jsonObject.getString("price");
newsBean.viewPager = jsonObject.getString("images");
newsBeanList.add(newsBean);
}
} catch (JSONException e) {
e.printStackTrace();
}
}catch (IOException e){
e.printStackTrace();
}
return newsBeanList;
} private String readStream(InputStream is){
InputStreamReader isr;
String result = "";
try{
String line = "";
isr = new InputStreamReader(is,"utf-8");
BufferedReader br = new BufferedReader(isr);
while ((line = br.readLine())!= null){
result += line;
}
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return result;
} class NewsAsyncTask extends AsyncTask<String,Void,List<NewsBean>>{
@Override
protected List<NewsBean> doInBackground(String... params) {
return getJsonDate(params[0]);
} @Override
protected void onPostExecute(List<NewsBean> newsBeans) {
super.onPostExecute(newsBeans);
NewsAdapter adapter = new NewsAdapter(MainActivity.this,newsBeans,mListView);
mListView.setAdapter(adapter);
}
}
}
private Context context;
private DisplayImageOptions options;
private ImageLoader mImageLoader;
private String[] imageTitle; //展示图片的标题
private List<ImageView> images; //展示的图片
private List<ImageView> imagesDots; //展示图片位置的小圆点
private int delayTime; //轮播图延迟换图的时间 private boolean isAutoPlay;
private int currentItem;
public Handler handler = new Handler();
private ViewPager viewPager;
private int imageLength;
private LinearLayout dotLayout;
private int titleLength;
private TextView titleTV;
private boolean hasTitle; public LoopPicture(Context context) {
this(context, null);
} public LoopPicture(Context context, AttributeSet attrs) {
this(context, attrs, 0);
} public LoopPicture(Context context, AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
this.context = context; //使用第三方库universal-imageloader 加载图片缓存
initImageLoader(context); //初始化数据
initData();
} /**
* 使用第三方库universal-imageloader 加载图片缓存
*/
private void initImageLoader(Context context) {
ImageLoaderConfiguration config = new ImageLoaderConfiguration.Builder(
context).threadPriority(Thread.NORM_PRIORITY - 2)
.denyCacheImageMultipleSizesInMemory()
.diskCacheFileNameGenerator(new Md5FileNameGenerator())
.tasksProcessingOrder(QueueProcessingType.LIFO)
.writeDebugLogs().build();
ImageLoader.getInstance().init(config);
mImageLoader = ImageLoader.getInstance();
} /**
* 初始化轮播器中的数据
*/
private void initData() {
images = new ArrayList<ImageView>();
imagesDots = new ArrayList<ImageView>();
delayTime = 2000;
} /**
* 提供接口:
* 使用轮播器时设置图片(图片id)
*/
public void setImageRes(int[] imagesRes, boolean hasTitle) {
this.hasTitle = hasTitle;
initView();
initImgFromRes(imagesRes);
startLoopPicture();
} /**
* 提供接口:
* 使用轮播器时设置图片(图片URl)
*/
public void setImageUrl(String[] imageUrl, boolean hasTitle){
this.hasTitle = hasTitle;
initView();
initImgFromUrl(imageUrl);
startLoopPicture();
} /**
* 提供接口:
* 使用轮播器时设置图片的标题
*/
public void setImageTitle(String[] imageTitle){
this.imageTitle = imageTitle;
} /**
* 初始化轮播器布局
*/
private void initView() {
images.clear();
View view = LayoutInflater.from(context).inflate(R.layout.loop_pictures, this, true);
viewPager = (ViewPager)view.findViewById(R.id.vp);
dotLayout = (LinearLayout) view.findViewById(R.id.ll_dot);
titleTV = (TextView) view.findViewById(R.id.tv_title);
dotLayout.removeAllViews();
} /**
* 初始化轮播器的图片(图片URL)
* 使用第三方类库universal-imageloader 加载图片缓存
*/
private void initImgFromUrl(String[] imageUrl) {
imageLength = imageUrl.length;
for(int i = 0;i<imageLength;i++){
ImageView dotView = new ImageView(context);
LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.WRAP_CONTENT,
LinearLayout.LayoutParams.WRAP_CONTENT);
params.leftMargin = 5;
params.rightMargin = 5;
dotView.setImageResource(R.drawable.dot_blur);
dotLayout.addView(dotView, params);
imagesDots.add(dotView);
}
imagesDots.get(0).setImageResource(R.drawable.dot_focus); //universal-imageloader 加载图片缓存
for(int i = 0; i <= imageLength + 1; i++){
ImageView imageView = new ImageView(context);
imageView.setScaleType(ImageView.ScaleType.FIT_XY);
imageView.setBackgroundResource(R.drawable.loading);
if(i == 0){
mImageLoader.displayImage(imageUrl[imageLength - 1], imageView);
} else if(i == imageLength + 1){
mImageLoader.displayImage(imageUrl[0], imageView);
} else {
mImageLoader.displayImage(imageUrl[i - 1], imageView);
}
images.add(imageView);
}
} /**
* 初始化轮播器的图片(图片id)
*/
private void initImgFromRes(int[] imagesRes) {
imageLength = imagesRes.length;
for(int i = 0; i < imageLength; i++){
ImageView dotView = new ImageView(context);
LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(
LinearLayout.LayoutParams.WRAP_CONTENT,
LinearLayout.LayoutParams.WRAP_CONTENT);
params.leftMargin = 5;
params.rightMargin = 5;
dotView.setImageResource(R.drawable.dot_blur);
dotLayout.addView(dotView, params);
imagesDots.add(dotView);
}
//设置第一张轮播图的小圆点为选中状态
imagesDots.get(0).setImageResource(R.drawable.dot_focus); for(int i = 0;i<= imageLength+1 ; i++){
ImageView imageView = new ImageView(context);
imageView.setScaleType(ImageView.ScaleType.FIT_XY);
imageView.setBackgroundResource(R.drawable.loading);
if(i == 0){
imageView.setImageResource(imagesRes[imageLength - 1]);
} else if (i == imageLength + 1){
imageView.setImageResource(imagesRes[0]);
} else {
imageView.setImageResource(imagesRes[i - 1]);
}
images.add(imageView);
}
} /**
* 设置ViewPager,开启轮播器
*/
private void startLoopPicture(){
viewPager.setAdapter(new LoopPicturesAdapter());
viewPager.setFocusable(true);
viewPager.setCurrentItem(1);
currentItem = 1;
viewPager.addOnPageChangeListener(new LoopPicturesListener()); //开启轮播器
isAutoPlay = true;
handler.postDelayed(task, 2000);
}
private final Runnable task = new Runnable() {
@Override
public void run() {
if (isAutoPlay) {
currentItem = currentItem % (imageLength + 1) + 1;
if (currentItem == 1) {
viewPager.setCurrentItem(currentItem, false);
handler.post(task);
} else {
viewPager.setCurrentItem(currentItem);
handler.postDelayed(task, 3000);
}
} else {
handler.postDelayed(task, 5000);
}
}
};
class LoopPicturesAdapter extends PagerAdapter{ @Override
public int getCount() {
return images.size();
} @Override
public boolean isViewFromObject(View view, Object object) {
return view == object;
} @Override
public Object instantiateItem(ViewGroup container, int position) {
View view = images.get(position);
container.addView(view);
return view;
} @Override
public void destroyItem(ViewGroup container, int position, Object object) {
container.removeView((View)object);
}
} class LoopPicturesListener implements OnPageChangeListener{ @Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { } @Override
public void onPageSelected(int position) {
for(int i = 0; i<imagesDots.size();i++){
if(i == position - 1){
imagesDots.get(i).setImageResource(R.drawable.dot_focus);
if(hasTitle) {
titleTV.setText(imageTitle[i]);
}
} else {
imagesDots.get(i).setImageResource(R.drawable.dot_blur);
}
} } @Override
public void onPageScrollStateChanged(int state) {
switch (state){
case 1:
isAutoPlay = false;
break;
case 2:
isAutoPlay = true;
break;
case 0:
if (viewPager.getCurrentItem() == 0) {
viewPager.setCurrentItem(imageLength, false);
} else if (viewPager.getCurrentItem() == imageLength + 1) {
viewPager.setCurrentItem(1, false);
}
currentItem = viewPager.getCurrentItem();
isAutoPlay = true;
break;
} }
}
}
你是用的url加载图片 是不是没联网获取不到图片
网络不通???