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1.在WebView中同步cookie
import android.os.Build;
import android.text.TextUtils;
import android.webkit.CookieManager;
import android.webkit.CookieSyncManager;
import android.webkit.WebView;
import java.util.ArrayList;
import java.util.List;
import okhttp3.Cookie;
import okhttp3.HttpUrl;
public class CookieUtil {
private static CookieUtil instance;
private PersistentCookieStore mPersistentCookieStore;
public static CookieUtil getInstance() {
if (instance == null) {
instance = new CookieUtil();
}
return instance;
}
private CookieUtil() {
mPersistentCookieStore = new PersistentCookieStore(BaseApplication.getInstance());
}
/**
* 注意事项：
* 1.如果需要传第三方cookie，请调用方法setAcceptThirdPartyCookies
* 2.如果这里有多个cookie，不要使用分号手动拼接，请多次调用setCookie方法
* 3.请在调用loadUrl方法前执行
*
* <p>
*
* @param webView
* @param url
*/
public void syncCookie(WebView webView, String url) {
try {
if (!TextUtils.isEmpty(url) && url.startsWith("http")) {
// 在上下文中创建单个CookieSyncManager
CookieSyncManager.createInstance(BaseApplication.getInstance());
// 获取单例CookieManager实例
CookieManager cookieManager = CookieManager.getInstance();
// 设置应用程序的WebView实例是否应发送和接受cookie
cookieManager.setAcceptCookie(true);
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
// 删除所有会话cookie
cookieManager.removeSessionCookie();
// 此方法在API级别21中已弃用.WebView会自动处理删除过期的Cookie。
cookieManager.removeExpiredCookie();
// 删除所有cookie
// cookieManager.removeAllCookie();
} else {
if (webView != null) {
// 设置是否WebView应允许设置第三方cookie
cookieManager.setAcceptThirdPartyCookies(webView, true);
}
// 删除所有会话cookie
cookieManager.removeSessionCookies(null);
// 删除所有cookie
// cookieManager.removeAllCookies(null);
}
List<Cookie> cookies = mPersistentCookieStore.get(HttpUrl.parse(url));
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
// 设置原生cookie
if (cookies != null && cookies.size() > 0) {
for (int i = 0; i < cookies.size(); i++) {
Cookie cookie = cookies.get(i);
cookieManager.setCookie(url, cookie.name() + "=" + cookie.value());
}
}
// 设置第三方cookie
cookieManager.setCookie(url, String.format("这里填写cookie的名称=%s", "这里填写cookie的值"));
// 确保当前可通过getCookie API访问的所有cookie都写入持久存储
CookieSyncManager.getInstance().sync();
} else {
// 设置原生cookie
if (cookies != null && cookies.size() > 0) {
for (int i = 0; i < cookies.size(); i++) {
Cookie cookie = cookies.get(i);
cookieManager.setCookie(url, cookie.name() + "=" + cookie.value(), null);
}
}
// 设置第三方cookie
cookieManager.setCookie(url, String.format("这里填写cookie的名称=%s", "这里填写cookie的值"),null);
// 确保当前可通过getCookie API访问的所有cookie都写入持久存储
cookieManager.flush();
}
}
} catch (Exception e) {
}
}
/**
* 添加cookie
* 在WebViewClient的onPageFinished函数中调用
*
* @param url
*/
public void addCookie(String url) {
try {
if (!TextUtils.isEmpty(url) && url.startsWith("http")) {
String cookies = CookieManager.getInstance().getCookie(url);
if (!TextUtils.isEmpty(cookies)) {
HttpUrl httpUrl = HttpUrl.parse(url);
List<Cookie> list = new ArrayList<>();
list.add(Cookie.parse(httpUrl, cookies));
mPersistentCookieStore.add(httpUrl, list);
}
}
} catch (Exception ex) {
}
}
/**
* 删除所有cookies
*/
public void removeAllCookies() {
try {
// 在上下文中创建单个CookieSyncManager
CookieSyncManager.createInstance(BaseApplication.getInstance());
// 获取单例CookieManager实例
CookieManager cookieManager = CookieManager.getInstance();
// 设置应用程序的WebView实例是否应发送和接受cookie
cookieManager.setAcceptCookie(true);
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
// 删除所有会话cookie
cookieManager.removeSessionCookie();
// 此方法在API级别21中已弃用.WebView会自动处理删除过期的Cookie。
cookieManager.removeExpiredCookie();
// 删除所有cookie
cookieManager.removeAllCookie();
// 确保当前可通过getCookie API访问的所有cookie都写入持久存储
CookieSyncManager.getInstance().sync();
} else {
// 删除所有会话cookie
cookieManager.removeSessionCookies(null);
// 删除所有cookie
cookieManager.removeAllCookies(null);
// 确保当前可通过getCookie API访问的所有cookie都写入持久存储
cookieManager.flush();
}
mPersistentCookieStore.removeAll();
} catch (Exception ex) {
}
}
}
2.PersistentCookieStore 类
import android.content.Context;
import android.content.SharedPreferences;
import android.text.TextUtils;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import okhttp3.Cookie;
import okhttp3.HttpUrl;
public class PersistentCookieStore implements CookieStore {
private static final String COOKIE_NAME_PREFIX = "cookie_";
private static final String COOKIE_PREFS = "CookiePrefsProjectName";
private final SharedPreferences cookiePrefs;
private final HashMap<String, ConcurrentHashMap<String, Cookie>> cookies;
/**
* Construct a persistent cookie store.
*
* @param context Context to attach cookie store to
*/
public PersistentCookieStore(Context context) {
cookiePrefs = context.getSharedPreferences(COOKIE_PREFS, 0);
cookies = new HashMap<String, ConcurrentHashMap<String, Cookie>>();
// Load any previously stored cookies into the store
Map<String, ?> prefsMap = cookiePrefs.getAll();
for (Map.Entry<String, ?> entry : prefsMap.entrySet()) {
if ((entry.getValue()) != null && !((String) entry.getValue()).startsWith(COOKIE_NAME_PREFIX)) {
String[] cookieNames = TextUtils.split((String) entry.getValue(), ",");
for (String name : cookieNames) {
String encodedCookie = cookiePrefs.getString(COOKIE_NAME_PREFIX + name, null);
if (encodedCookie != null) {
Cookie decodedCookie = decodeCookie(encodedCookie);
if (decodedCookie != null) {
if (!cookies.containsKey(entry.getKey()))
cookies.put(entry.getKey(), new ConcurrentHashMap<String, Cookie>());
cookies.get(entry.getKey()).put(name, decodedCookie);
}
}
}
}
}
}
private static boolean isCookieExpired(Cookie cookie) {
return cookie.expiresAt() < System.currentTimeMillis();
}
protected void add(HttpUrl uri, Cookie cookie) {
String name = getCookieToken(cookie);
boolean hasExpired = cookie.persistent() ? isCookieExpired(cookie) : false;
if (!hasExpired) {
if (!cookies.containsKey(uri.host())) {
cookies.put(uri.host(), new ConcurrentHashMap<String, Cookie>());
}
cookies.get(uri.host()).put(name, cookie);
} else {
if (cookies.containsKey(uri.host())) {
cookies.get(uri.host()).remove(name);
} else {
return;
}
}
// Save cookie into persistent store
SharedPreferences.Editor prefsWriter = cookiePrefs.edit();
prefsWriter.putString(uri.host(), TextUtils.join(",", cookies.get(uri.host()).keySet()));
prefsWriter.putString(COOKIE_NAME_PREFIX + name, encodeCookie(new SerializableHttpCookie(cookie)));
prefsWriter.apply();
}
protected String getCookieToken(Cookie cookie) {
return cookie.name() + cookie.domain();
}
@Override
public void add(HttpUrl uri, List<Cookie> cookies) {
for (Cookie cookie : cookies) {
add(uri, cookie);
}
}
@Override
public List<Cookie> get(HttpUrl uri) {
ArrayList<Cookie> ret = new ArrayList<Cookie>();
for (Map.Entry<String, ConcurrentHashMap<String, Cookie>> entry : cookies.entrySet()) {
Collection<Cookie> cookies = this.cookies.get(entry.getKey()).values();
for (Cookie cookie : cookies) {
if (cookie.matches(uri)) {
if (isCookieExpired(cookie)) {
remove(uri, cookie);
} else {
ret.add(cookie);
}
}
}
}
return ret;
}
@Override
public boolean removeAll() {
SharedPreferences.Editor prefsWriter = cookiePrefs.edit();
prefsWriter.clear();
prefsWriter.apply();
cookies.clear();
return true;
}
@Override
public boolean remove(HttpUrl uri, Cookie cookie) {
String name = getCookieToken(cookie);
if (cookies.containsKey(uri.host()) && cookies.get(uri.host()).containsKey(name)) {
cookies.get(uri.host()).remove(name);
SharedPreferences.Editor prefsWriter = cookiePrefs.edit();
if (cookiePrefs.contains(COOKIE_NAME_PREFIX + name)) {
prefsWriter.remove(COOKIE_NAME_PREFIX + name);
}
prefsWriter.putString(uri.host(), TextUtils.join(",", cookies.get(uri.host()).keySet()));
prefsWriter.apply();
return true;
} else {
return false;
}
}
protected String encodeCookie(SerializableHttpCookie cookie) {
if (cookie == null)
return null;
ByteArrayOutputStream os = new ByteArrayOutputStream();
try {
ObjectOutputStream outputStream = new ObjectOutputStream(os);
outputStream.writeObject(cookie);
} catch (IOException e) {
return null;
}
return byteArrayToHexString(os.toByteArray());
}
protected Cookie decodeCookie(String cookieString) {
byte[] bytes = hexStringToByteArray(cookieString);
ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(bytes);
Cookie cookie = null;
try {
ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream);
cookie = ((SerializableHttpCookie) objectInputStream.readObject()).getCookie();
} catch (IOException e) {
} catch (ClassNotFoundException e) {
}
return cookie;
}
/**
* Using some super basic byte array <-> hex conversions so we don't have to rely on any
* large Base64 libraries. Can be overridden if you like!
*
* @param bytes byte array to be converted
* @return string containing hex values
*/
protected String byteArrayToHexString(byte[] bytes) {
StringBuilder sb = new StringBuilder(bytes.length * 2);
for (byte element : bytes) {
int v = element & 0xff;
if (v < 16) {
sb.append('0');
}
sb.append(Integer.toHexString(v));
}
return sb.toString().toUpperCase(Locale.US);
}
/**
* Converts hex values from strings to byte arra
*
* @param hexString string of hex-encoded values
* @return decoded byte array
*/
protected byte[] hexStringToByteArray(String hexString) {
int len = hexString.length();
byte[] data = new byte[len / 2];
for (int i = 0; i < len; i += 2) {
data[i / 2] = (byte) ((Character.digit(hexString.charAt(i), 16) << 4) + Character.digit(hexString.charAt(i + 1), 16));
}
return data;
}
}
3.SerializableHttpCookie类
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import okhttp3.Cookie;
public class SerializableHttpCookie implements Serializable {
private transient final Cookie cookie;
private transient Cookie clientCookie;
public SerializableHttpCookie(Cookie cookie) {
this.cookie = cookie;
}
public Cookie getCookie() {
Cookie bestCookie = cookie;
if (clientCookie != null) {
bestCookie = clientCookie;
}
return bestCookie;
}
private void writeObject(ObjectOutputStream out) throws IOException {
out.writeObject(cookie.name());
out.writeObject(cookie.value());
out.writeLong(cookie.expiresAt());
out.writeObject(cookie.domain());
out.writeObject(cookie.path());
out.writeBoolean(cookie.secure());
out.writeBoolean(cookie.httpOnly());
out.writeBoolean(cookie.hostOnly());
out.writeBoolean(cookie.persistent());
}
private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
String name = (String) in.readObject();
String value = (String) in.readObject();
long expiresAt = in.readLong();
String domain = (String) in.readObject();
String path = (String) in.readObject();
boolean secure = in.readBoolean();
boolean httpOnly = in.readBoolean();
boolean hostOnly = in.readBoolean();
boolean persistent = in.readBoolean();
Cookie.Builder builder = new Cookie.Builder();
builder = builder.name(name);
builder = builder.value(value);
builder = builder.expiresAt(expiresAt);
builder = hostOnly ? builder.hostOnlyDomain(domain) : builder.domain(domain);
builder = builder.path(path);
builder = secure ? builder.secure() : builder;
builder = httpOnly ? builder.httpOnly() : builder;
clientCookie = builder.build();
}
}4.okHttp中cookie的实现
OkHttpClient.Builder builder = new OkHttpClient.Builder();
CookieJarImpl cookieJarImpl = new CookieJarImpl(new PersistentCookieStore(context));
builder.cookieJar(cookieJarImpl);
OkHttpClient okHttpClient = builder.build();5. CookieJarImpl的实现
import java.util.List;
import okhttp3.Cookie;
import okhttp3.CookieJar;
import okhttp3.HttpUrl;
public class CookieJarImpl implements CookieJar {
private CookieStore cookieStore;
public CookieJarImpl(CookieStore cookieStore) {
if (cookieStore == null) new IllegalArgumentException("cookieStore can not be null.");
this.cookieStore = cookieStore;
}
/**
* 服务端给客户端发送Cookie时调用
*
* @param url
* @param cookies
*/
@Override
public synchronized void saveFromResponse(HttpUrl url, List<Cookie> cookies) {
cookieStore.add(url, cookies);
}
/**
* 当访问到某个域名时，会通过此方法获取保存的Cookie，并且发送给服务器
*
* @param url
* @return
*/
@Override
public synchronized List<Cookie> loadForRequest(HttpUrl url) {
return cookieStore.get(url);
}
}
6.CookieStore接口
import java.util.List;
import okhttp3.Cookie;
import okhttp3.HttpUrl;
public interface CookieStore {
void add(HttpUrl uri, List<Cookie> cookie);
List<Cookie> get(HttpUrl uri);
boolean remove(HttpUrl uri, Cookie cookie);
boolean removeAll();
}
okHttp依赖配置（app/build.gradle）
implementation 'com.squareup.okio:okio:1.14.0'
implementation 'com.squareup.okhttp3:okhttp:3.11.0'