Diff: dcs-sdk-java-master/app/src/main/java/com/baidu/duer/dcs/oauth/api/AccessTokenManager.java

Revision:

49:b9eb462f36a9

Parent:

48:c7ee67edcf1d

Child:

50:9ecaa144d1f3

--- a/dcs-sdk-java-master/app/src/main/java/com/baidu/duer/dcs/oauth/api/AccessTokenManager.java	Tue Jul 18 16:56:22 2017 +0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,183 +0,0 @@
-/*
- * Copyright (c) 2017 Baidu, Inc. All Rights Reserved.
- * 
- * 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
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.baidu.duer.dcs.oauth.api;
-
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
-import android.os.Bundle;
-import android.os.Parcel;
-import android.os.Parcelable;
-
-import static com.baidu.duer.dcs.oauth.api.OauthPreferenceUtil.BAIDU_OAUTH_CONFIG;
-
-/**
- * 对Token相关信息的管理类，包括初始化、存储、清除相应的token信息
- * 由于AccessTokenManager涉及到在多个Activity中传递的，所以实现了Parcelable接口
- * <p>
- * Created by zhangyan42@baidu.com on 2017/5/24.
- */
-public class AccessTokenManager implements Parcelable {
-    // accessToken信息
-    private String accessToken;
-    // token过期时间
-    private long expireTime = 0;
-    // 当前的上下文环境
-    private Context context;
-
-    /**
-     * 构建AccessTokenManager类
-     *
-     * @param context 当前的上下文环境，通常为××Activity.this等
-     */
-    public AccessTokenManager(Context context) {
-        this.context = context;
-        compareWithConfig();
-    }
-
-    /**
-     * 通过Parcel流构建AccessTokenManager，主要用在Parcelable.Creator中
-     *
-     * @param source Parcel 流信息
-     */
-    public AccessTokenManager(Parcel source) {
-        Bundle bundle = Bundle.CREATOR.createFromParcel(source);
-        if (bundle != null) {
-            this.accessToken = bundle.getString(OauthConfig.BundleKey.KEY_ACCESS_TOKEN);
-            this.expireTime = bundle.getLong(OauthConfig.BundleKey.KEY_EXPIRE_TIME);
-        }
-        compareWithConfig();
-    }
-
-    /**
-     * 检查当token信息与配置文件是否保持一致，若不一致则对当前的token信息进行初始化
-     */
-    private void compareWithConfig() {
-        if (this.context == null) {
-            return;
-        }
-
-        /**
-         * 对配置的权限信息进行监控，保持多个AccessTokenManager对象之间的，权限信息一致。
-         */
-        final SharedPreferences sp = this.context.getSharedPreferences(BAIDU_OAUTH_CONFIG, Context.MODE_PRIVATE);
-        sp.registerOnSharedPreferenceChangeListener(new OnSharedPreferenceChangeListener() {
-
-            @Override
-            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
-                String acToken = sp.getString(OauthConfig.PrefenenceKey.SP_ACCESS_TOKEN, null);
-                if (accessToken != null && !accessToken.equals(acToken)) {
-                    initToken();
-                }
-            }
-        });
-    }
-
-    /**
-     * 从SharedPreference中读取token数据，并初步判断数据的有效性
-     */
-    protected void initToken() {
-        this.accessToken = OauthPreferenceUtil.getAccessToken(context);
-        long expires = OauthPreferenceUtil.getExpires(context);
-        long createTime = OauthPreferenceUtil.getCreateTime(context);
-        long current = System.currentTimeMillis();
-        this.expireTime = createTime + expires;
-        if (expireTime != 0 && expireTime < current) {
-            clearToken();
-        }
-    }
-
-    /**
-     * 清楚SharedPreference中的所有数据
-     */
-    protected void clearToken() {
-        OauthPreferenceUtil.clearAllOauth(context);
-        this.accessToken = null;
-        this.expireTime = 0;
-    }
-
-    /**
-     * 将token信息存储到SharedPreference中
-     *
-     * @param values token信息的key-value形式
-     */
-    protected void storeToken(Bundle values) {
-        if (values == null || values.isEmpty()) {
-            return;
-        }
-        this.accessToken = values.getString("access_token");
-        // expires_in 返回值为秒
-        long expiresIn = Long.parseLong(values.getString("expires_in")) * 1000;
-        this.expireTime = System.currentTimeMillis() + expiresIn;
-        OauthPreferenceUtil.setAccessToken(context, this.accessToken);
-        OauthPreferenceUtil.setCreateTime(context, System.currentTimeMillis());
-        OauthPreferenceUtil.setExpires(context, expiresIn);
-    }
-
-    @Override
-    public int describeContents() {
-        return 0;
-    }
-
-    @Override
-    public void writeToParcel(Parcel dest, int flags) {
-        Bundle bundle = new Bundle();
-        if (this.accessToken != null) {
-            bundle.putString(OauthConfig.BundleKey.KEY_ACCESS_TOKEN, this.accessToken);
-        }
-        if (this.expireTime != 0) {
-            bundle.putLong(OauthConfig.BundleKey.KEY_EXPIRE_TIME, this.expireTime);
-        }
-        bundle.writeToParcel(dest, flags);
-    }
-
-    public static final Creator<AccessTokenManager> CREATOR = new Creator<AccessTokenManager>() {
-        @Override
-        public AccessTokenManager createFromParcel(Parcel source) {
-            return new AccessTokenManager(source);
-        }
-
-        @Override
-        public AccessTokenManager[] newArray(int size) {
-            return new AccessTokenManager[size];
-        }
-
-    };
-
-    /**
-     * 判断当前的token信息是否有效
-     *
-     * @return true/false
-     */
-    protected boolean isSessionValid() {
-        if (this.accessToken == null || this.expireTime == 0) {
-            initToken();
-        }
-        return this.accessToken != null && this.expireTime != 0 && System.currentTimeMillis() < this.expireTime;
-    }
-
-    /**
-     * 获取AccessToken信息
-     *
-     * @return accessToken
-     */
-    public String getAccessToken() {
-        if (this.accessToken == null) {
-            initToken();
-        }
-        return this.accessToken;
-    }
-}
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