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 MultiverseSocial.com |
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Binary
Query Language
Binary SQL encapsulation - By Tony Swain. Dec 3/2013 |
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public interface
DataBaseConstants { final static String DEFAULT_RECORD = "default.rec"; // Default- // fileName // The default record is "Account" //-- If you don't add any more record types then then at least // you have an account record for basic login/authentication. // final static String DEFAULT_RECORD_TYPE="account"; // final static int MAX_RECORD_TYPES = 255; //-- You can change this final static int MAX_RECORDS = 1024; //-- this will be set in preferences // DataBase definition bits final static int DB_MONOLITHIC = 0x00000001; // Else segmented // individual files final static int DB_RAM_RECORD = 0x00000002; // Load Record into ram- // buffer final static int DB_FILE_JOURNAL = 0x00000004; // Journal all IO. final static int DB_TIMESTAMP = 0x00000008; // include timestamp in // output final static int RECORD_JOINED = 0x00000010; // final static int RECORD_BACKUP = 0x00000020; // save in concurrent file final static int RECORD_TIMEOUT = 0x00000040; // record expires //-- 8 bit Command/Query bits final static int GET = 0x00000001; final static int PUT = 0xfffffffe; // toggle get/putmask final static int ALL = 0x00000002; final static int GT = 0x00000004; // > final static int LT = 0x00000008; // < final static int EQU = 0x00000010; // final static int ORDER_BY1 = 0x00000020; // 0 name 1 date final static int ORDER_BY2 = 0x00000040; // 2 size 3 data type // specific. final static int EXTENDED_ENABLE = 0x00000080; //(ie: resolution for an- // image) //-- 16 bit alternate commands set // Bye using the RESERVED BIT we could extend this to 32 bits. // final static int JOIN = 0x00000001; // Make cross record field // relation final static int SPLIT = 0x00000002; final static String DATA_SUFFIX = ".dat"; //------------------------------------------------------------------ // This is for branch index block constructed from backing store. // bit size of search index branch table // Basic command dispatch table is 256 bytes. //------------------------------------------------------------------ final static int BRANCH_8 = 0x00000001; // 256 bytes 1 byte index final static int BRANCH_16 = 0x00000002; // 64K 2 byte 16 bit final static int BRANCH_24 = 0x00000003; // 16 Meg 3 byte 24 final static int BRANCH_32 = 0x00000004; // 4 Gig 4 " " 32 } |
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// // By Tony Swain. 2006 encode data type and memory address mode. // // public interface DataConstants { final static int EXTERNALIZER_BUFFER_SIZE = 512*1024; final static int INTERNALIZER_BUFFER_SIZE = 512*1024; // For database final static int PRIMITIVE_WIDTH[] = { 1,2,2,4,4,8,16 }; // // 2 bit for 8,16,32 or 64 bit addressing/index mode. // public final static int ENCRYPTION_ENA = 0x80; //1 000 0000 public final static int ADDRESSING_MASK = 0x60; //0 110 0000 final static int ADDRESS_SHIFT = 5; // // These bits control the addressing mode. // This means the address mode can be modified for device specific tasks // // public final static int BYTE_ADDRESSING = 0x00; // 00 xxxx = 8 bit- addressing public final static int SHORT_ADDRESSING = 0x01; // 01 xxxx = 16 bit- // addressing public final static int INT_ADDRESSING = 0x02; // 10 xxxx = 32 bit- // addressing public final static int LONG_ADDRESSING = 0x04; // 11 xxxx = 64 bit // addressing // Type/Addressing bits top 3 = address mode. bottom 5 = type public final static int TYPE_MASK = 0x1f; // 0001 1111 public final static int ADDRESS_MASK = 0xe0; // 1110 0000 // public final static int BYTE = 0; public final static int SHORT = 1; public final static int CHAR = 2; public final static int INT = 3; public final static int LONG = 4; public final static int FLOAT = 5; public final static int DOUBLE = 6; public final static int OBJECT = 7; // public final static int BYTE_ARRAY = 8; public final static int SHORT_ARRAY = 9; public final static int CHAR_ARRAY = 10; public final static int INT_ARRAY = 11; public final static int LONG_ARRAY = 12; public final static int FLOAT_ARRAY = 13; public final static int DOUBLE_ARRAY = 14; public final static int OBJECT_ARRAY = 15; // public final static int BYTE_2D_ARRAY = 16; public final static int SHORT_2D_ARRAY = 17; public final static int CHAR_2D_ARRAY = 18; public final static int INT_2D_ARRAY = 19; public final static int LONG_2D_ARRAY = 20; public final static int FLOAT_2D_ARRAY = 21; public final static int DOUBLE_2D_ARRAY = 22; public final static int OBJECT_2D_ARRAY = 23; // public final static int BYTE_3D_ARRAY = 24; public final static int SHORT_3D_ARRAY = 25; public final static int CHAR_3D_ARRAY = 26; public final static int INT_3D_ARRAY = 27; public final static int LONG_3D_ARRAY = 28; public final static int FLOAT_3D_ARRAY = 29; public final static int DOUBLE_3D_ARRAY = 30; public final static int OBJECT_3D_ARRAY = 31; final static int TOTAL_TYPES = 32; final static int DEFAULT_BUFFER_SIZE = 0x0000ffff; // 64k tweak for your purpose. // final static String[] TYPE_STRING = { " byte "," short "," char "," int "," long "," float "," double "," Object ", " byte "," short "," char "," int "," long "," float "," double "," Object ", " byte "," short "," char "," int "," long "," float "," double "," Object ", " byte "," short "," char "," int "," long "," float "," double "," Object " }; final static String[] TYPE_STRING2 = { " byte "," short "," char "," int "," long "," float "," double "," Object ", " byte[] "," short[] "," char[] "," int[] "," long[] "," float[] "," double[] "," Object[] ", " byte[][] "," short[][] "," char[][] "," int[][] "," long[][] "," float[][] "," double[][] "," Object[][] ", " byte[][][] "," short[][][] "," char[][][] "," int[][][] "," long[][][] "," float[][][] "," double[][][] "," Object[][][] " }; } |
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