JAVA和ANDROID文件下载 断点续传.pdf
文本预览下载声明
java android
和 文件下载
packagecom.example.filetest;
importjava.io.File;
importjava.io.FileNotFoundException;
importjava.io.FileOutputStream;
importjava.io.IOException;
importjava.io.InputStream;
importjava.io.RandomAccessFile;
.HttpURLConnection;
.MalformedURLException;
.URL;
importjava.security.KeyManagementException;
importjava.security.KeyStoreException;
importjava.security.NoSuchAlgorithmException;
importjava.security.UnrecoverableKeyException;
/*import mons.httpclient.DefaultHttpMethodRetryHandler;
import mons.httpclient.cookie.CookiePolicy;
import mons.httpclient.methods.GetMethod;
import mons.httpclient.params.HttpMethodParams;*/
import org.apache.http.Header;
import org.apache.http.HttpException;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.PlainSocketFactory;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager;
import org.apache.http.message.BasicHeader;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import .ConnectivityManager;
import .NetworkInfo;
import android.text.TextUtils;
import android.util.Log;
publicclassNetDownlodUtils {
publicinterfaceDownloadCallback {
voidonStart(longdownloaded,long fileSize);
voidonProgress(intprogress,longdowloaded,long fileSize);
voidOnFinished(boolean completed,long fileSize, Stringremark);
}
private final
显示全部