com.rcaspar.fitbitbat.utils.FitbitApiCredentialsCacheOdb.java Source code

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Here is the source code for com.rcaspar.fitbitbat.utils.FitbitApiCredentialsCacheOdb.java

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/*
 * Copyright 2013 Rgis Caspar <regis.caspar@gmail.com>
 *
 * 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.rcaspar.fitbitbat.utils;

import com.fitbit.api.client.FitbitApiCredentialsCache;
import com.fitbit.api.client.LocalUserDetail;
import com.fitbit.api.model.APIResourceCredentials;
import com.google.common.collect.Iterators;
import org.neodatis.odb.core.query.IQuery;
import org.neodatis.odb.core.query.criteria.Where;
import org.neodatis.odb.impl.core.query.criteria.CriteriaQuery;
import org.springframework.stereotype.Component;

/**
 * Custom implementation of FitbitApiCredentialsCache using ODB as backend.
 *
 * @author regis
 */
@Component("apiCredentialsCache")
public class FitbitApiCredentialsCacheOdb implements FitbitApiCredentialsCache {
    /**
     * Our storage name.
     */
    private static final String STORAGE_NAME = "fitbitbat";

    /**
     * Name of the "localUserId" field of APIResourceCredentials.
     */
    private static final String LOCAL_USER_ID_FIELD = "localUserId";

    /**
     * Name of the "tempToken" field of APIResourceCredentials.
     */
    private static final String TEMP_TOKEN_FIELD = "tempToken";

    /**
     * ODB helper.
     */
    public final ODBHelper<APIResourceCredentials> odbHelper;

    /**
     * Constructor.
     */
    public FitbitApiCredentialsCacheOdb() {
        this(STORAGE_NAME);
    }

    /**
     * Constructor (testing purposes).
     *
     * @param storageName Name of the storage to use.
     */
    protected FitbitApiCredentialsCacheOdb(final String storageName) {
        this.odbHelper = new ODBHelper<APIResourceCredentials>(storageName);
    }

    @Override
    public APIResourceCredentials getResourceCredentials(final LocalUserDetail user) {
        final IQuery query = new CriteriaQuery(APIResourceCredentials.class,
                Where.equal(LOCAL_USER_ID_FIELD, user.getUserId()));
        return Iterators.get(this.odbHelper.query(query), 0, null);
    }

    @Override
    public APIResourceCredentials getResourceCredentialsByTempToken(final String tempToken) {
        final IQuery query = new CriteriaQuery(APIResourceCredentials.class,
                Where.equal(TEMP_TOKEN_FIELD, tempToken));
        return Iterators.get(this.odbHelper.query(query), 0, null);
    }

    @Override
    public APIResourceCredentials saveResourceCredentials(final LocalUserDetail user,
            final APIResourceCredentials resourceCredentials) {
        // cleanup this user token
        this.expireResourceCredentials(user);

        resourceCredentials.setLocalUserId(user.getUserId());
        this.odbHelper.put(resourceCredentials);
        return resourceCredentials;
    }

    @Override
    public APIResourceCredentials expireResourceCredentials(final LocalUserDetail user) {
        final IQuery query = new CriteriaQuery(APIResourceCredentials.class,
                Where.equal(LOCAL_USER_ID_FIELD, user.getUserId()));
        final APIResourceCredentials credentials = this.getResourceCredentials(user);
        this.odbHelper.del(query);
        return credentials;
    }
}