com.magnet.mmx.server.plugin.mmxmgmt.apns.APNSPayloadInfo.java Source code

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Here is the source code for com.magnet.mmx.server.plugin.mmxmgmt.apns.APNSPayloadInfo.java

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/*   Copyright (c) 2015 Magnet Systems, Inc.
 *
 *  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.magnet.mmx.server.plugin.mmxmgmt.apns;

import com.google.gson.stream.JsonReader;
import com.magnet.mmx.protocol.Constants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;
import java.io.StringReader;

/**
 * APNS Payload info.
 */
public class APNSPayloadInfo {
    private static final Logger LOGGER = LoggerFactory.getLogger(APNSPayloadInfo.class);

    private String messageId;
    private String type;

    private APNSPayloadInfo() {
    }

    /**
     * Parse payload json string to extract specific properties from the APNS Payload json.
     *
     * @param payloadJSON
     * @return
     */
    public static APNSPayloadInfo parse(String payloadJSON) {
        JsonReader reader = new JsonReader(new StringReader(payloadJSON));
        try {
            APNSPayloadInfo rv = null;
            reader.beginObject();
            while (reader.hasNext()) {
                String name = reader.nextName();
                if (name.equalsIgnoreCase(Constants.PAYLOAD_MMX_KEY)) {
                    rv = readMMXObject(reader);
                } else {
                    reader.skipValue();
                }
            }
            reader.endObject();
            return rv;
        } catch (Throwable t) {
            LOGGER.warn("Exception in parsing payloadJSON:{}", payloadJSON, t);
            return null;
        } finally {
            try {
                reader.close();
            } catch (IOException e) {
            }
        }
    }

    private static APNSPayloadInfo readMMXObject(JsonReader reader) throws IOException {
        APNSPayloadInfo info = new APNSPayloadInfo();
        reader.beginObject();
        while (reader.hasNext()) {
            String name = reader.nextName();
            if (name.equals(Constants.PAYLOAD_ID_KEY)) {
                info.messageId = reader.nextString();
            } else if (name.equals(Constants.PAYLOAD_TYPE_KEY)) {
                info.type = reader.nextString();
            } else {
                reader.skipValue();
            }
        }
        reader.endObject();
        return info;
    }

    public String getMessageId() {
        return messageId;
    }

    public String getType() {
        return type;
    }

}