# VFSConstants.java

    /*
      *  Licensed to the Apache Software Foundation (ASF) under one
     *  or more contributor license agreements.  See the NOTICE file
     *  distributed with this work for additional information
     *  regarding copyright ownership.  The ASF licenses this file
     *  to you 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 org.apache.synapse.commons.vfs;

    public final class VFSConstants {

        // vfs transport prefix (e.g. used in an out EPR etc)
        public static final String VFS_PREFIX = "vfs:";

        public static final String TRANSPORT_FILE_ACTION_AFTER_PROCESS
                = "transport.vfs.ActionAfterProcess";
        public static final String TRANSPORT_FILE_ACTION_AFTER_ERRORS
                = "transport.vfs.ActionAfterErrors";
        public static final String TRANSPORT_FILE_ACTION_AFTER_FAILURE
                = "transport.vfs.ActionAfterFailure";

        public static final String TRANSPORT_FILE_MOVE_AFTER_PROCESS
                = "transport.vfs.MoveAfterProcess";
        public static final String TRANSPORT_FILE_MOVE_AFTER_ERRORS
                = "transport.vfs.MoveAfterErrors";
        public static final String TRANSPORT_FILE_MOVE_AFTER_FAILURE
                = "transport.vfs.MoveAfterFailure";

        public static final String TRANSPORT_FILE_FILE_URI = "transport.vfs.FileURI";
        public static final String TRANSPORT_FILE_FILE_NAME_PATTERN = "transport.vfs.FileNamePattern";
        public static final String TRANSPORT_FILE_CONTENT_TYPE = "transport.vfs.ContentType";
        public static final String TRANSPORT_FILE_LOCKING = "transport.vfs.Locking";
        public static final String UPDATE_LAST_MODIFIED = "transport.vfs.UpdateLastModified";
        public static final String IS_MOUNTED = "transport.vfs.IsMounted";
        public static final String TRANSPORT_FILE_LOCKING_ENABLED = "enable";
        public static final String TRANSPORT_FILE_LOCKING_DISABLED = "disable";

        public static final String TRANSPORT_CHECK_SIZE_INTERVAL = "transport.vfs.CheckSizeInterval";
        public static final String TRANSPORT_CHECK_SIZE_IGNORE_EMPTY = "transport.vfs.CheckSizeIgnoreEmpty";

        /**
         * This parameter is used decide whether the resolving hostname IP of URIs are done at deployment or dynamically.
         * At usage default id 'false' which lead hostname resolution at deployment
         */
        public static final String TRANSPORT_FILE_RESOLVEHOST_DYNAMICALLY = "transport.vfs.ResolveHostsDynamically";

        //Size limit of the files to be processed, defaults to -1 which means unlimited file size
        public static final String TRANSPORT_FILE_SIZE_LIMIT = "transport.vfs.FileSizeLimit";
        public static final double DEFAULT_TRANSPORT_FILE_SIZE_LIMIT = -1;

        public static final String REPLY_FILE_URI = "transport.vfs.ReplyFileURI";
        public static final String REPLY_FILE_NAME = "transport.vfs.ReplyFileName";

        public static final String TRANSPORT_FILE_MOVE_TIMESTAMP_FORMAT
                = "transport.vfs.MoveTimestampFormat";

        public static final String DEFAULT_RESPONSE_FILE = "response.xml";

        public static final String STREAMING = "transport.vfs.Streaming";

        public static final String MAX_RETRY_COUNT = "transport.vfs.MaxRetryCount";
        public static final String FORCE_CREATE_FOLDER = "transport.vfs.CreateFolder";
        public static final String RECONNECT_TIMEOUT = "transport.vfs.ReconnectTimeout";
        public static final String APPEND = "transport.vfs.Append";
        public static final String SUBFOLDER_TIMESTAMP = "transport.vfs.SubFolderTimestampFormat";

        /**
         * parameter to set synchronous uploading of the files for a file protocol on host basis
         */
        public static final String TRANSPORT_FILE_SEND_FILE_LOCKING = "transport.vfs.SendFileSynchronously";

        /**
         * File Sorting Parameter and values
         * */
        public static final String FILE_SORT_PARAM = "transport.vfs.FileSortAttribute";
        public static final String FILE_SORT_VALUE_NAME = "Name";
        public static final String FILE_SORT_VALUE_SIZE = "Size";
        public static final String FILE_SORT_VALUE_LASTMODIFIEDTIMESTAMP = "Lastmodifiedtimestamp";
        public static final String FILE_SORT_ORDER = "transport.vfs.FileSortAscending";

        /**
        * If a rename/move operation failed, we'll keep track of a list in a text file and this will
         * provide the ability to configure that property file name
         */
        public static final String TRANSPORT_FAILED_RECORDS_FILE_NAME =
                "transport.vfs.FailedRecordsFileName";

        /**
         * The default name of the failed file
         */
        public static final String DEFAULT_FAILED_RECORDS_FILE_NAME =
                "vfs-move-failed-records.properties";

        /**
         * The location to place the property file that contains the failed files
         */
        public static final String TRANSPORT_FAILED_RECORDS_FILE_DESTINATION =
                "transport.vfs.FailedRecordsFileDestination";

        /**
         * The error code of the transport sender side
         */
        public static final String ERROR_CODE = "ERROR_CODE";

        /**
         * The default location to place the record file
         */
        public static final String DEFAULT_FAILED_RECORDS_FILE_DESTINATION = "repository/conf/";

        /**
         * Once a record/file is marked as failed we'll try again to move the file after this amount
         * of milliseconds
         */
        public static final String TRANSPORT_FAILED_RECORD_NEXT_RETRY_DURATION =
                "transport.vfs.FailedRecordNextRetryDuration";

        public static final int DEFAULT_NEXT_RETRY_DURATION = 3000; // 3 seconds

        /**
         * This specify the folder to which a move failed file should be moved to ( in next successful)
         * attempt
         */
        public static final String TRANSPORT_FILE_MOVE_AFTER_FAILED_MOVE =
                "transport.vfs.MoveAfterFailedMove";

        public static final String TRANSPORT_FAILED_RECORD_TIMESTAMP_FORMAT =
                "transport.vfs.MoveFailedRecordTimestampFormat";

        public static final String DEFAULT_TRANSPORT_FAILED_RECORD_TIMESTAMP_FORMAT =
                "dd/MM/yyyy/ HH:mm:ss";

        /**
         * This specify the interval between files processed (in milliseconds)
         * */
        public static final String TRANSPORT_FILE_INTERVAL = "transport.vfs.FileProcessInterval";
        /**
         * This specify the file count that will be processed in a cycle/batch
         * */
        public static final String TRANSPORT_FILE_COUNT = "transport.vfs.FileProcessCount";

        /**
         * Lock release true/false
         * */
        public static final String TRANSPORT_AUTO_LOCK_RELEASE = "transport.vfs.AutoLockRelease";

        /**
         * Lock release interval
         * */
        public static final String TRANSPORT_AUTO_LOCK_RELEASE_INTERVAL = "transport.vfs.AutoLockReleaseInterval";

        /**
         * Lock release same node
         * */
        public static final String TRANSPORT_AUTO_LOCK_RELEASE_SAME_NODE = "transport.vfs.LockReleaseSameNode";

        /**
         * Distributed Lock enable/disable
         * */
        public static final String TRANSPORT_DISTRIBUTED_LOCK = "transport.vfs.DistributedLock";

        /**
         * Fully build the file
         * */
        public static final String TRANSPORT_BUILD = "transport.vfs.Build";

        /**
         * Distributed Lock timeout
         * */
        public static final String TRANSPORT_DISTRIBUTED_LOCK_TIMEOUT = "transport.vfs.DistributedTimeout";

        public static final String FAILED_RECORD_DELIMITER = " ";

        public static final int DEFAULT_MAX_RETRY_COUNT = 3;
        public static final long DEFAULT_RECONNECT_TIMEOUT = 30000;

        // transport header property names used by the VFS transport
        public static final String FILE_PATH = "FILE_PATH";
        public static final String FILE_URI = "FILE_URI";
        public static final String FILE_NAME = "FILE_NAME";
        public static final String FILE_LENGTH = "FILE_LENGTH";
        public static final String LAST_MODIFIED = "LAST_MODIFIED";

        // identifies the scheme in use, i.e. file, ftp, sftp, http etc..
        public static final String SCHEME = "VFS_SCHEME";

        // sftp parameter prefix
        public static final String SFTP_PREFIX = "transport.vfs.SFTP";
        // sftp scheme
        public static final String SCHEME_SFTP = "sftp";
        public static final String SCHEME_FTP = "ftp";
        public static final String SCHEME_FTPS = "ftps";
        // sftp scheme file option list
        public static enum SFTP_FILE_OPTION {Identities, UserDirIsRoot, IdentityPassPhrase};

        /** Parameter for minimum age **/
        public static final String TRANSPORT_FILE_MINIMUM_AGE = "transport.vfs.MinimumAge";
        /** Parameter for maximum age **/
        public static final String TRANSPORT_FILE_MAXIMUM_AGE = "transport.vfs.MaximumAge";

        public static final String FILE_TYPE_PREFIX = "transport.vfs.fileType";
        public static final String FILE_TYPE = "filetype";
        public static final String BINARY_TYPE = "BINARY";
        public static final String LOCAL_TYPE = "LOCAL";
        public static final String ASCII_TYPE = "ASCII";
        public static final String EBCDIC_TYPE = "EBCDIC";

        public static final String CLUSTER_AWARE = "transport.vfs.ClusterAware";

        // The waiting time of the file before picking it up (in milliseconds)
        public static final String WAIT_TIME_BEFORE_READ = "transport.vfs.waitTimeBeforeRead";
    }