Android Open Source - paperchains Token

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License

The source code is released under:

Apache License

Java Source Code

/*
 * The MIT License/*from w  w  w. java  2  s  .c om*/
 *
 * Copyright (c) 2011, SoundCloud Ltd., Jan Berkel
 * Portions Copyright (c) 2010 Xtreme Labs and Pivotal Labs
 * Portions Copyright (c) 2009 urbanSTEW
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package com.soundcloud.playerapi;

import org.json.JSONException;
import org.json.JSONObject;

import java.io.IOException;
import java.io.Serializable;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

/**
 * Represents an OAuth2 access/refresh token pair.
 */
public class Token implements Serializable {
    private static final long serialVersionUID = 766168501082045382L;

    public static final String SCOPE_DEFAULT      = "*";

    /** Special scope for signup / password recovery */
    public static final String SCOPE_SIGNUP       = "signup";

    public static final String SCOPE_PLAYCOUNT    = "playcount";
    /** Don't expire access token - returned tokens won't include a refresh token */
    public static final String SCOPE_NON_EXPIRING = "non-expiring";

    private static final String ACCESS_TOKEN  = "access_token";
    private static final String REFRESH_TOKEN = "refresh_token";
    private static final String SCOPE         = "scope";
    private static final String EXPIRES_IN    = "expires_in";

    // XXX these should be private
    public String access, refresh, scope;
    public long expiresIn;

    public final Map<String, String> customParameters = new HashMap<String, String>();

    /**
     * Constructs a new token with the given sub-tokens
     * @param access   A token used by the client to make authenticated requests on behalf of the resource owner.
     * @param refresh  A token used by the client to obtain a new access token without having
     * to involve the resource owner.
     */
    public Token(String access, String refresh) {
        this(access, refresh, null);
    }

    public Token(String access, String refresh, String scope) {
        this.access = access;
        this.refresh = refresh;
        this.scope = scope;
    }

    /**
     * Construct a new token from a JSON response
     * @param json the json response
     * @throws IOException JSON format error
     */
    public Token(JSONObject json) throws IOException {
        try {
            for (Iterator it = json.keys(); it.hasNext(); ) {
                final String key = it.next().toString();
                if (ACCESS_TOKEN.equals(key)) {
                    access = json.getString(key);
                } else if (REFRESH_TOKEN.equals(key)) {
                    // refresh token won't be set if we don't expire
                    refresh = json.getString(key);
                } else if (EXPIRES_IN.equals(key)) {
                    expiresIn = System.currentTimeMillis() + json.getLong(key) * 1000;
                } else if (SCOPE.equals(key)) {
                    scope = json.getString(key);
                } else {
                    // custom parameter
                    customParameters.put(key, json.get(key).toString());
                }
            }
        } catch (JSONException e) {
            throw new IOException(e.getMessage());
        }
    }

    /** Invalidates the access token */
    public void invalidate() {
        this.access = null;
    }

    /**
     * @return null or the date of expiration of this token
     */
    public Date getExpiresIn() {
        return expiresIn == 0 ? null : new Date(expiresIn);
    }

    public boolean defaultScoped() {
        return scoped(SCOPE_DEFAULT);
    }

    /** @return has token the signup scope ("signup") */
    public boolean signupScoped() {
        return scoped(SCOPE_SIGNUP);
    }

    public boolean scoped(String scope) {
        if (this.scope != null) {
            for (String s : this.scope.split(" "))
                if (scope.equals(s)) return true;
        }
        return false;
    }

    /** @return is this token valid */
    public boolean valid() {
        return access != null && (scoped(SCOPE_NON_EXPIRING) || refresh != null);
    }

    /** indicates whether this token was issued after a signup */
    public String getSignup() {
        return customParameters.get("soundcloud:user:sign-up");
    }

    @Override
    public String toString() {
        return "Token{" +
                "access='" + access + '\'' +
                ", refresh='" + refresh + '\'' +
                ", scope='" + scope + '\'' +
                ", expires=" + getExpiresIn() +
                '}';
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null) return false;

        if (o instanceof Token) {
            Token token = (Token) o;
            if (access != null ? !access.equals(token.access) : token.access != null) return false;
            if (refresh != null ? !refresh.equals(token.refresh) : token.refresh != null) return false;
            if (scope != null ? !scope.equals(token.scope) : token.scope != null) return false;
            return true;
        } else {
            return super.equals(o);
        }
    }

    @Override
    public int hashCode() {
        int result = access != null ? access.hashCode() : 0;
        result = 31 * result + (refresh != null ? refresh.hashCode() : 0);
        result = 31 * result + (scope != null ? scope.hashCode() : 0);
        return result;
    }
}

Java Source Code List

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