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The source code is released under:
Apache License
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/* * Copyright 2012 Google Inc./* w ww . j a v a 2 s . c o m*/ * * 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.google.android.gcm.server; /** * Constants used on GCM service communication. */ public final class Constants { /** * Endpoint for sending messages. */ public static final String GCM_SEND_ENDPOINT = "https://android.googleapis.com/gcm/send"; /** * HTTP parameter for registration id. */ public static final String PARAM_REGISTRATION_ID = "registration_id"; /** * HTTP parameter for collapse key. */ public static final String PARAM_COLLAPSE_KEY = "collapse_key"; /** * HTTP parameter for delaying the message delivery if the device is idle. */ public static final String PARAM_DELAY_WHILE_IDLE = "delay_while_idle"; /** * HTTP parameter for telling gcm to validate the message without actually sending it. */ public static final String PARAM_DRY_RUN = "dry_run"; /** * HTTP parameter for package name that can be used to restrict message delivery by matching * against the package name used to generate the registration id. */ public static final String PARAM_RESTRICTED_PACKAGE_NAME = "restricted_package_name"; /** * Prefix to HTTP parameter used to pass key-values in the message payload. */ public static final String PARAM_PAYLOAD_PREFIX = "data."; /** * Prefix to HTTP parameter used to set the message time-to-live. */ public static final String PARAM_TIME_TO_LIVE = "time_to_live"; /** * Too many messages sent by the sender. Retry after a while. */ public static final String ERROR_QUOTA_EXCEEDED = "QuotaExceeded"; /** * Too many messages sent by the sender to a specific device. * Retry after a while. */ public static final String ERROR_DEVICE_QUOTA_EXCEEDED = "DeviceQuotaExceeded"; /** * Missing registration_id. * Sender should always add the registration_id to the request. */ public static final String ERROR_MISSING_REGISTRATION = "MissingRegistration"; /** * Bad registration_id. Sender should remove this registration_id. */ public static final String ERROR_INVALID_REGISTRATION = "InvalidRegistration"; /** * The sender_id contained in the registration_id does not match the * sender_id used to register with the GCM servers. */ public static final String ERROR_MISMATCH_SENDER_ID = "MismatchSenderId"; /** * The user has uninstalled the application or turned off notifications. * Sender should stop sending messages to this device and delete the * registration_id. The client needs to re-register with the GCM servers to * receive notifications again. */ public static final String ERROR_NOT_REGISTERED = "NotRegistered"; /** * The payload of the message is too big, see the limitations. * Reduce the size of the message. */ public static final String ERROR_MESSAGE_TOO_BIG = "MessageTooBig"; /** * Collapse key is required. Include collapse key in the request. */ public static final String ERROR_MISSING_COLLAPSE_KEY = "MissingCollapseKey"; /** * A particular message could not be sent because the GCM servers were not * available. Used only on JSON requests, as in plain text requests * unavailability is indicated by a 503 response. */ public static final String ERROR_UNAVAILABLE = "Unavailable"; /** * A particular message could not be sent because the GCM servers encountered * an error. Used only on JSON requests, as in plain text requests internal * errors are indicated by a 500 response. */ public static final String ERROR_INTERNAL_SERVER_ERROR = "InternalServerError"; /** * Time to Live value passed is less than zero or more than maximum. */ public static final String ERROR_INVALID_TTL= "InvalidTtl"; /** * Token returned by GCM when a message was successfully sent. */ public static final String TOKEN_MESSAGE_ID = "id"; /** * Token returned by GCM when the requested registration id has a canonical * value. */ public static final String TOKEN_CANONICAL_REG_ID = "registration_id"; /** * Token returned by GCM when there was an error sending a message. */ public static final String TOKEN_ERROR = "Error"; /** * JSON-only field representing the registration ids. */ public static final String JSON_REGISTRATION_IDS = "registration_ids"; /** * JSON-only field representing the payload data. */ public static final String JSON_PAYLOAD = "data"; /** * JSON-only field representing the number of successful messages. */ public static final String JSON_SUCCESS = "success"; /** * JSON-only field representing the number of failed messages. */ public static final String JSON_FAILURE = "failure"; /** * JSON-only field representing the number of messages with a canonical * registration id. */ public static final String JSON_CANONICAL_IDS = "canonical_ids"; /** * JSON-only field representing the id of the multicast request. */ public static final String JSON_MULTICAST_ID = "multicast_id"; /** * JSON-only field representing the result of each individual request. */ public static final String JSON_RESULTS = "results"; /** * JSON-only field representing the error field of an individual request. */ public static final String JSON_ERROR = "error"; /** * JSON-only field sent by GCM when a message was successfully sent. */ public static final String JSON_MESSAGE_ID = "message_id"; private Constants() { throw new UnsupportedOperationException(); } }