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GeezerVison is showing github.com — lmdbjava/src/main/java/org/lmdbjava/PutFlags.java at master · lmdbjava/lmdbjava Expand file tree/ Copy pathPutFlags.javaMore file actions 80 lines (69 loc) · 2.03 KB / Copy pathPutFlags.javaFile metadata and controls80 lines (69 loc) · 2.03 KB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 /* * Copyright © 2016-2025 The LmdbJava Open Source Project * * 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 org.lmdbjava; import java.util.EnumSet; import java.util.Set; /** Flags for use when performing a "put". */ public enum PutFlags implements MaskedFlag, PutFlagSet { /** For put: Don't write if the key already exists. */ MDB_NOOVERWRITE(0x10), /** * Only for #MDB_DUPSORT<br> * For put: don't write if the key and data pair already exist.<br> * For mdb_cursor_del: remove all duplicate data items. */ MDB_NODUPDATA(0x20), /** For mdb_cursor_put: overwrite the current key/data pair. */ MDB_CURRENT(0x40), /** * For put: Just reserve space for data, don't copy it. Return a pointer to the reserved space. */ MDB_RESERVE(0x1_0000), /** Data is being appended, don't split full pages. */ MDB_APPEND(0x2_0000), /** Duplicate data is being appended, don't split full pages. */ MDB_APPENDDUP(0x4_0000), /** Store multiple data items in one call. Only for #MDB_DUPFIXED. */ MDB_MULTIPLE(0x8_0000); private final int mask; PutFlags(final int mask) { this.mask = mask; } @Override public int getMask() { return mask; } @Override public Set<PutFlags> getFlags() { return EnumSet.of(this); } @Override public boolean isSet(PutFlags flag) { return this == flag; } @Override public int size() { return 1; } @Override public boolean isEmpty() { return false; } @Override public String toString() { return FlagSet.asString(this); } } |
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