001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018package org.apache.hadoop.hbase.filter; 019 020import java.nio.ByteBuffer; 021import org.apache.yetus.audience.InterfaceAudience; 022 023/** 024 * ParseConstants holds a bunch of constants related to parsing Filter Strings Used by 025 * {@link ParseFilter} 026 */ 027@InterfaceAudience.Public 028public final class ParseConstants { 029 030 /** 031 * ASCII code for LPAREN 032 */ 033 public static final int LPAREN = '('; 034 035 /** 036 * ASCII code for RPAREN 037 */ 038 public static final int RPAREN = ')'; 039 040 /** 041 * ASCII code for whitespace 042 */ 043 public static final int WHITESPACE = ' '; 044 045 /** 046 * ASCII code for tab 047 */ 048 public static final int TAB = '\t'; 049 050 /** 051 * ASCII code for 'A' 052 */ 053 public static final int A = 'A'; 054 055 /** 056 * ASCII code for 'N' 057 */ 058 public static final int N = 'N'; 059 060 /** 061 * ASCII code for 'D' 062 */ 063 public static final int D = 'D'; 064 065 /** 066 * ASCII code for 'O' 067 */ 068 public static final int O = 'O'; 069 070 /** 071 * ASCII code for 'R' 072 */ 073 public static final int R = 'R'; 074 075 /** 076 * ASCII code for 'S' 077 */ 078 public static final int S = 'S'; 079 080 /** 081 * ASCII code for 'K' 082 */ 083 public static final int K = 'K'; 084 085 /** 086 * ASCII code for 'I' 087 */ 088 public static final int I = 'I'; 089 090 /** 091 * ASCII code for 'P' 092 */ 093 public static final int P = 'P'; 094 095 /** 096 * SKIP Array 097 */ 098 public static final byte[] SKIP_ARRAY = new byte[] { 'S', 'K', 'I', 'P' }; 099 public static final ByteBuffer SKIP_BUFFER = ByteBuffer.wrap(SKIP_ARRAY); 100 101 /** 102 * ASCII code for 'W' 103 */ 104 public static final int W = 'W'; 105 106 /** 107 * ASCII code for 'H' 108 */ 109 public static final int H = 'H'; 110 111 /** 112 * ASCII code for 'L' 113 */ 114 public static final int L = 'L'; 115 116 /** 117 * ASCII code for 'E' 118 */ 119 public static final int E = 'E'; 120 121 /** 122 * WHILE Array 123 */ 124 public static final byte[] WHILE_ARRAY = new byte[] { 'W', 'H', 'I', 'L', 'E' }; 125 public static final ByteBuffer WHILE_BUFFER = ByteBuffer.wrap(WHILE_ARRAY); 126 127 /** 128 * OR Array 129 */ 130 public static final byte[] OR_ARRAY = new byte[] { 'O', 'R' }; 131 public static final ByteBuffer OR_BUFFER = ByteBuffer.wrap(OR_ARRAY); 132 133 /** 134 * AND Array 135 */ 136 public static final byte[] AND_ARRAY = new byte[] { 'A', 'N', 'D' }; 137 public static final ByteBuffer AND_BUFFER = ByteBuffer.wrap(AND_ARRAY); 138 139 /** 140 * ASCII code for Backslash 141 */ 142 public static final int BACKSLASH = '\\'; 143 144 /** 145 * ASCII code for a single quote 146 */ 147 public static final int SINGLE_QUOTE = '\''; 148 149 /** 150 * ASCII code for a comma 151 */ 152 public static final int COMMA = ','; 153 154 /** 155 * LESS_THAN Array 156 */ 157 public static final byte[] LESS_THAN_ARRAY = new byte[] { '<' }; 158 public static final ByteBuffer LESS_THAN_BUFFER = ByteBuffer.wrap(LESS_THAN_ARRAY); 159 160 /** 161 * LESS_THAN_OR_EQUAL_TO Array 162 */ 163 public static final byte[] LESS_THAN_OR_EQUAL_TO_ARRAY = new byte[] { '<', '=' }; 164 public static final ByteBuffer LESS_THAN_OR_EQUAL_TO_BUFFER = 165 ByteBuffer.wrap(LESS_THAN_OR_EQUAL_TO_ARRAY); 166 167 /** 168 * GREATER_THAN Array 169 */ 170 public static final byte[] GREATER_THAN_ARRAY = new byte[] { '>' }; 171 public static final ByteBuffer GREATER_THAN_BUFFER = ByteBuffer.wrap(GREATER_THAN_ARRAY); 172 173 /** 174 * GREATER_THAN_OR_EQUAL_TO Array 175 */ 176 public static final byte[] GREATER_THAN_OR_EQUAL_TO_ARRAY = new byte[] { '>', '=' }; 177 public static final ByteBuffer GREATER_THAN_OR_EQUAL_TO_BUFFER = 178 ByteBuffer.wrap(GREATER_THAN_OR_EQUAL_TO_ARRAY); 179 180 /** 181 * EQUAL_TO Array 182 */ 183 public static final byte[] EQUAL_TO_ARRAY = new byte[] { '=' }; 184 public static final ByteBuffer EQUAL_TO_BUFFER = ByteBuffer.wrap(EQUAL_TO_ARRAY); 185 186 /** 187 * NOT_EQUAL_TO Array 188 */ 189 public static final byte[] NOT_EQUAL_TO_ARRAY = new byte[] { '!', '=' }; 190 public static final ByteBuffer NOT_EQUAL_TO_BUFFER = ByteBuffer.wrap(NOT_EQUAL_TO_ARRAY); 191 192 /** 193 * ASCII code for equal to (=) 194 */ 195 public static final int EQUAL_TO = '='; 196 197 /** 198 * AND Byte Array 199 */ 200 public static final byte[] AND = new byte[] { 'A', 'N', 'D' }; 201 202 /** 203 * OR Byte Array 204 */ 205 public static final byte[] OR = new byte[] { 'O', 'R' }; 206 207 /** 208 * LPAREN Array 209 */ 210 public static final byte[] LPAREN_ARRAY = new byte[] { '(' }; 211 public static final ByteBuffer LPAREN_BUFFER = ByteBuffer.wrap(LPAREN_ARRAY); 212 213 /** 214 * ASCII code for colon (:) 215 */ 216 public static final int COLON = ':'; 217 218 /** 219 * ASCII code for Zero 220 */ 221 public static final int ZERO = '0'; 222 223 /** 224 * ASCII code foe Nine 225 */ 226 public static final int NINE = '9'; 227 228 /** 229 * BinaryType byte array 230 */ 231 public static final byte[] binaryType = new byte[] { 'b', 'i', 'n', 'a', 'r', 'y' }; 232 233 /** 234 * BinaryPrefixType byte array 235 */ 236 public static final byte[] binaryPrefixType = 237 new byte[] { 'b', 'i', 'n', 'a', 'r', 'y', 'p', 'r', 'e', 'f', 'i', 'x' }; 238 239 /** 240 * RegexStringType byte array 241 */ 242 public static final byte[] regexStringType = 243 new byte[] { 'r', 'e', 'g', 'e', 'x', 's', 't', 'r', 'i', 'n', 'g' }; 244 245 /** 246 * RegexStringNoCaseType byte array 247 */ 248 public static final byte[] regexStringNoCaseType = new byte[] { 'r', 'e', 'g', 'e', 'x', 's', 't', 249 'r', 'i', 'n', 'g', 'n', 'o', 'c', 'a', 's', 'e' }; 250 251 /** 252 * SubstringType byte array 253 */ 254 public static final byte[] substringType = 255 new byte[] { 's', 'u', 'b', 's', 't', 'r', 'i', 'n', 'g' }; 256 257 /** 258 * ASCII for Minus Sign 259 */ 260 public static final int MINUS_SIGN = '-'; 261 262 /** 263 * Package containing filters 264 */ 265 public static final String FILTER_PACKAGE = "org.apache.hadoop.hbase.filter"; 266}