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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2005 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
114 lines
3.3 KiB
Java
114 lines
3.3 KiB
Java
/*
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* Copyright (C) 2005 Alfresco, Inc.
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*
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* Licensed under the Mozilla Public License version 1.1
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* with a permitted attribution clause. You may obtain a
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* copy of the License at
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*
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* http://www.alfresco.org/legal/license.txt
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the specific
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* language governing permissions and limitations under the
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* License.
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*/
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package org.alfresco.filesys.server.filesys;
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/**
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* <p>
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* The file actions are sent in OpenAndX and NTCreateAndX request/response SMBs.
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*/
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public final class FileAction
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{
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// File open action request codes
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public static final int FailIfExists = 0x0000;
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public static final int OpenIfExists = 0x0001;
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public static final int TruncateExisting = 0x0002;
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public static final int CreateNotExist = 0x0010;
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// File open action response codes
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public static final int FileExisted = 0x0001;
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public static final int FileCreated = 0x0002;
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public static final int FileTruncated = 0x0003;
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// NT file/device open action codes
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public final static int NTSupersede = 0; // supersede if exists, else create a new file
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public final static int NTOpen = 1; // only open if the file exists
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public final static int NTCreate = 2; // create if file does not exist, else fail
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public final static int NTOpenIf = 3; // open if exists else create
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public final static int NTOverwrite = 4; // overwrite if exists, else fail
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public final static int NTOverwriteIf = 5; // overwrite if exists, else create
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/**
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* Check if the file action value indicates that the file should be created if the file does not
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* exist.
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*
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* @return boolean
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* @param action int
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*/
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public final static boolean createNotExists(int action)
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{
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if ((action & CreateNotExist) != 0)
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return true;
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return false;
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}
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/**
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* Check if the open file if exists action is set.
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*
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* @return boolean
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* @param action int
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*/
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public final static boolean openIfExists(int action)
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{
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if ((action & OpenIfExists) != 0)
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return true;
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return false;
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}
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/**
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* Check if the existing file should be truncated.
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*
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* @return boolean
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* @param action int
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*/
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public final static boolean truncateExistingFile(int action)
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{
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if ((action & TruncateExisting) != 0)
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return true;
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return false;
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}
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/**
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* Convert the file exists action flags to a string
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*
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* @param flags int
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* @return String
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*/
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public final static String asString(int flags)
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{
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StringBuffer str = new StringBuffer();
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str.append("[0x");
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str.append(Integer.toHexString(flags));
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str.append(":");
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if (openIfExists(flags))
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str.append("OpenExists|");
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if (truncateExistingFile(flags))
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str.append("Truncate|");
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if (createNotExists(flags))
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str.append("CreateNotExist");
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str.append("]");
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return str.toString();
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}
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} |