/*
* Copyright 1999-2012 Alibaba Group.
*
* 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 com.alibaba.cobar.manager.parser;
import com.alibaba.cobar.parser.util.ParseUtil;
/**
* @author xianmao.hexm 2011-5-7 下午02:02:27
*/
public final class ManagerParseShow {
public static final int OTHER = -1;
public static final int COMMAND = 1;
public static final int CONNECTION = 2;
public static final int DATABASE = 3;
public static final int DATANODE = 4;
public static final int DATASOURCE = 5;
public static final int HELP = 6;
public static final int PARSER = 7;
public static final int PROCESSOR = 8;
public static final int ROUTER = 9;
public static final int SERVER = 10;
public static final int SQL = 11;
public static final int SQL_DETAIL = 12;
public static final int SQL_EXECUTE = 13;
public static final int SQL_SLOW = 14;
public static final int THREADPOOL = 15;
public static final int TIME_CURRENT = 16;
public static final int TIME_STARTUP = 17;
public static final int VERSION = 18;
public static final int VARIABLES = 19;
public static final int COLLATION = 20;
public static final int CONNECTION_SQL = 21;
public static final int DATANODE_WHERE = 22;
public static final int DATASOURCE_WHERE = 23;
public static final int HEARTBEAT = 24;
public static final int SLOW_DATANODE = 25;
public static final int SLOW_SCHEMA = 26;
public static final int BACKEND = 27;
public static int parse(String stmt, int offset) {
int i = offset;
for (; i < stmt.length(); i++) {
switch (stmt.charAt(i)) {
case ' ':
continue;
case '/':
case '#':
i = ParseUtil.comment(stmt, i);
continue;
case '@':
return show2Check(stmt, i);
case 'C':
case 'c':
return showCCheck(stmt, i);
case 'V':
case 'v':
return showVCheck(stmt, i);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @
static int show2Check(String stmt, int offset) {
if (stmt.length() > ++offset && stmt.charAt(offset) == '@') {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'B':
case 'b':
return show2BCheck(stmt, offset);
case 'C':
case 'c':
return show2CCheck(stmt, offset);
case 'D':
case 'd':
return show2DCheck(stmt, offset);
case 'H':
case 'h':
return show2HCheck(stmt, offset);
case 'P':
case 'p':
return show2PCheck(stmt, offset);
case 'R':
case 'r':
return show2RCheck(stmt, offset);
case 'S':
case 's':
return show2SCheck(stmt, offset);
case 'T':
case 't':
return show2TCheck(stmt, offset);
case 'V':
case 'v':
return show2VCheck(stmt, offset);
default:
return OTHER;
}
}
}
return OTHER;
}
// SHOW COLLATION
static int showCCheck(String stmt, int offset) {
if (stmt.length() > offset + "OLLATION".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
char c7 = stmt.charAt(++offset);
char c8 = stmt.charAt(++offset);
if ((c1 == 'O' || c1 == 'o') && (c2 == 'L' || c2 == 'l') && (c3 == 'L' || c3 == 'l')
&& (c4 == 'A' || c4 == 'a') && (c5 == 'T' || c5 == 't') && (c6 == 'I' || c6 == 'i')
&& (c7 == 'O' || c7 == 'o') && (c8 == 'N' || c8 == 'n')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return COLLATION;
}
}
return OTHER;
}
// SHOW VARIABLES
static int showVCheck(String stmt, int offset) {
if (stmt.length() > offset + "ARIABLES".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
char c7 = stmt.charAt(++offset);
char c8 = stmt.charAt(++offset);
if ((c1 == 'A' || c1 == 'a') && (c2 == 'R' || c2 == 'r') && (c3 == 'I' || c3 == 'i')
&& (c4 == 'A' || c4 == 'a') && (c5 == 'B' || c5 == 'b') && (c6 == 'L' || c6 == 'l')
&& (c7 == 'E' || c7 == 'e') && (c8 == 'S' || c8 == 's')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return VARIABLES;
}
}
return OTHER;
}
// SHOW @@BACKEND
static int show2BCheck(String stmt, int offset) {
if (stmt.length() > offset + "ACKEND".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
if ((c1 == 'A' || c1 == 'a') && (c2 == 'C' || c2 == 'c') && (c3 == 'K' || c3 == 'k')
&& (c4 == 'E' || c4 == 'e') && (c5 == 'N' || c5 == 'n') && (c6 == 'D' || c6 == 'd')
&& (stmt.length() == ++offset || ParseUtil.isEOF(stmt.charAt(offset)))) {
return BACKEND;
}
}
return OTHER;
}
// SHOW @@C
static int show2CCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'O':
case 'o':
return show2CoCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@DATA
static int show2DCheck(String stmt, int offset) {
if (stmt.length() > offset + "ATA".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
if ((c1 == 'A' || c1 == 'a') && (c2 == 'T' || c2 == 't') && (c3 == 'A' || c3 == 'a')) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'B':
case 'b':
return show2DataBCheck(stmt, offset);
case 'N':
case 'n':
return show2DataNCheck(stmt, offset);
case 'S':
case 's':
return show2DataSCheck(stmt, offset);
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@HELP
static int show2HCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'E':
case 'e':
return show2HeCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@HE
static int show2HeCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'L':
case 'l':
return show2HelCheck(stmt, offset);
case 'A':
case 'a':
return show2HeaCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@HELP
static int show2HelCheck(String stmt, int offset) {
if (stmt.length() > offset + "P".length()) {
char c1 = stmt.charAt(++offset);
if ((c1 == 'P' || c1 == 'p')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return HELP;
}
}
return OTHER;
}
// SHOW @@HEARTBEAT
static int show2HeaCheck(String stmt, int offset) {
if (stmt.length() > offset + "RTBEAT".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
if ((c1 == 'R' || c1 == 'r') && (c2 == 'T' || c2 == 't') & (c3 == 'B' || c3 == 'b')
&& (c4 == 'E' || c4 == 'e') & (c5 == 'A' || c5 == 'a') && (c6 == 'T' || c6 == 't')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return HEARTBEAT;
}
}
return OTHER;
}
// SHOW @@P
static int show2PCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'A':
case 'a':
return show2PaCheck(stmt, offset);
case 'R':
case 'r':
return show2PrCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@ROUTER
static int show2RCheck(String stmt, int offset) {
if (stmt.length() > offset + "OUTER".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
if ((c1 == 'O' || c1 == 'o') && (c2 == 'U' || c2 == 'u') && (c3 == 'T' || c3 == 't')
&& (c4 == 'E' || c4 == 'e') && (c5 == 'R' || c5 == 'r')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return ROUTER;
}
}
return OTHER;
}
// SHOW @@S
static int show2SCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'E':
case 'e':
return show2SeCheck(stmt, offset);
case 'Q':
case 'q':
return show2SqCheck(stmt, offset);
case 'L':
case 'l':
return show2SlCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@SLOW
static int show2SlCheck(String stmt, int offset) {
if (stmt.length() > offset + "OW ".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
if ((c1 == 'O' || c1 == 'o') && (c2 == 'W' || c2 == 'w') && c3 == ' ') {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'W':
case 'w':
return show2SlowWhereCheck(stmt, offset);
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@SLOW WHERE
static int show2SlowWhereCheck(String stmt, int offset) {
if (stmt.length() > offset + "HERE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
if ((c1 == 'H' || c1 == 'h') && (c2 == 'E' || c2 == 'e') && (c3 == 'R' || c3 == 'r')
&& (c4 == 'E' || c4 == 'e')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'D':
case 'd':
return show2SlowWhereDCheck(stmt, offset);
case 'S':
case 's':
return show2SlowWhereSCheck(stmt, offset);
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@SLOW WHERE DATANODE= XXXXXX
static int show2SlowWhereDCheck(String stmt, int offset) {
if (stmt.length() > offset + "ATANODE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
char c7 = stmt.charAt(++offset);
if ((c1 == 'A' || c1 == 'a') && (c2 == 'T' || c2 == 't') && (c3 == 'A' || c3 == 'a')
&& (c4 == 'N' || c4 == 'n') && (c5 == 'O' || c5 == 'o') && (c6 == 'D' || c6 == 'd')
&& (c7 == 'E' || c7 == 'e')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case '=':
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
default:
return (offset << 8) | SLOW_DATANODE;
}
}
return OTHER;
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@SLOW WHERE SCHEMA= XXXXXX
static int show2SlowWhereSCheck(String stmt, int offset) {
if (stmt.length() > offset + "CHEMA".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
if ((c1 == 'C' || c1 == 'c') && (c2 == 'H' || c2 == 'h') && (c3 == 'E' || c3 == 'e')
&& (c4 == 'M' || c4 == 'm') && (c5 == 'A' || c5 == 'a')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case '=':
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
default:
return (offset << 8) | SLOW_SCHEMA;
}
}
return OTHER;
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@T
static int show2TCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'H':
case 'h':
return show2ThCheck(stmt, offset);
case 'I':
case 'i':
return show2TiCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@VERSION
static int show2VCheck(String stmt, int offset) {
if (stmt.length() > offset + "ERSION".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
if ((c1 == 'E' || c1 == 'e') && (c2 == 'R' || c2 == 'r') && (c3 == 'S' || c3 == 's')
&& (c4 == 'I' || c4 == 'i') && (c5 == 'O' || c5 == 'o') && (c6 == 'N' || c6 == 'n')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return VERSION;
}
}
return OTHER;
}
// SHOW @@CO
static int show2CoCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'M':
case 'm':
return show2ComCheck(stmt, offset);
case 'N':
case 'n':
return show2ConCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@DATABASE
static int show2DataBCheck(String stmt, int offset) {
if (stmt.length() > offset + "ASE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
if ((c1 == 'A' || c1 == 'a') && (c2 == 'S' || c2 == 's') && (c3 == 'E' || c3 == 'e')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return DATABASE;
}
}
return OTHER;
}
// SHOW @@DATANODE
static int show2DataNCheck(String stmt, int offset) {
if (stmt.length() > offset + "ODE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
if ((c1 == 'O' || c1 == 'o') && (c2 == 'D' || c2 == 'd') && (c3 == 'E' || c3 == 'e')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'W':
case 'w':
return show2DataNWhereCheck(stmt, offset);
default:
return OTHER;
}
}
return DATANODE;
}
}
return OTHER;
}
// SHOW @@DATANODE WHERE
static int show2DataNWhereCheck(String stmt, int offset) {
if (stmt.length() > offset + "HERE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
if ((c1 == 'H' || c1 == 'h') && (c2 == 'E' || c2 == 'e') && (c3 == 'R' || c3 == 'r')
&& (c4 == 'E' || c4 == 'e')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'S':
case 's':
return show2DataNWhereSchemaCheck(stmt, offset);
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@DATANODE WHERE SCHEMA = XXXXXX
static int show2DataNWhereSchemaCheck(String stmt, int offset) {
if (stmt.length() > offset + "CHEMA".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
if ((c1 == 'C' || c1 == 'c') && (c2 == 'H' || c2 == 'h') && (c3 == 'E' || c3 == 'e')
&& (c4 == 'M' || c4 == 'm') && (c5 == 'A' || c5 == 'a')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case '=':
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
default:
return (offset << 8) | DATANODE_WHERE;
}
}
return OTHER;
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@DATASOURCE
static int show2DataSCheck(String stmt, int offset) {
if (stmt.length() > offset + "OURCE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
if ((c1 == 'O' || c1 == 'o') && (c2 == 'U' || c2 == 'u') && (c3 == 'R' || c3 == 'r')
&& (c4 == 'C' || c4 == 'c') && (c5 == 'E' || c5 == 'e')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'W':
case 'w':
return show2DataSWhereCheck(stmt, offset);
default:
return OTHER;
}
}
return DATASOURCE;
}
}
return OTHER;
}
// SHOW @@DATASOURCE WHERE
static int show2DataSWhereCheck(String stmt, int offset) {
if (stmt.length() > offset + "HERE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
if ((c1 == 'H' || c1 == 'h') && (c2 == 'E' || c2 == 'e') && (c3 == 'R' || c3 == 'r')
&& (c4 == 'E' || c4 == 'e')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'd':
case 'D':
return show2DataSWhereDatanodeCheck(stmt, offset);
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@DATASOURCE WHERE DATANODE = XXXXXX
static int show2DataSWhereDatanodeCheck(String stmt, int offset) {
if (stmt.length() > offset + "ATANODE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
char c7 = stmt.charAt(++offset);
if ((c1 == 'A' || c1 == 'a') && (c2 == 'T' || c2 == 't') && (c3 == 'A' || c3 == 'a')
&& (c4 == 'N' || c4 == 'n') && (c5 == 'O' || c5 == 'o') && (c6 == 'D' || c6 == 'd')
&& (c7 == 'E' || c7 == 'e')) {
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case '=':
while (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
default:
return (offset << 8) | DATASOURCE_WHERE;
}
}
return OTHER;
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@PARSER
static int show2PaCheck(String stmt, int offset) {
if (stmt.length() > offset + "RSER".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
if ((c1 == 'R' || c1 == 'r') && (c2 == 'S' || c2 == 's') && (c3 == 'E' || c3 == 'e')
&& (c4 == 'R' || c4 == 'r')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return PARSER;
}
}
return OTHER;
}
// SHOW @@PROCESSOR
static int show2PrCheck(String stmt, int offset) {
if (stmt.length() > offset + "OCESSOR".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
char c7 = stmt.charAt(++offset);
if ((c1 == 'O' || c1 == 'o') && (c2 == 'C' || c2 == 'c') && (c3 == 'E' || c3 == 'e')
&& (c4 == 'S' || c4 == 's') && (c5 == 'S' || c5 == 's') && (c6 == 'O' || c6 == 'o')
&& (c7 == 'R' || c7 == 'r')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return PROCESSOR;
}
}
return OTHER;
}
// SHOW @@SERVER
static int show2SeCheck(String stmt, int offset) {
if (stmt.length() > offset + "RVER".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
if ((c1 == 'R' || c1 == 'r') && (c2 == 'V' || c2 == 'v') && (c3 == 'E' || c3 == 'e')
&& (c4 == 'R' || c4 == 'r')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return SERVER;
}
}
return OTHER;
}
// SHOW @@THREADPOOL
static int show2ThCheck(String stmt, int offset) {
if (stmt.length() > offset + "READPOOL".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
char c7 = stmt.charAt(++offset);
char c8 = stmt.charAt(++offset);
if ((c1 == 'R' || c1 == 'r') && (c2 == 'E' || c2 == 'e') && (c3 == 'A' || c3 == 'a')
&& (c4 == 'D' || c4 == 'd') && (c5 == 'P' || c5 == 'p') && (c6 == 'O' || c6 == 'o')
&& (c7 == 'O' || c7 == 'o') && (c8 == 'L' || c8 == 'l')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return THREADPOOL;
}
}
return OTHER;
}
// SHOW @@TIME.
static int show2TiCheck(String stmt, int offset) {
if (stmt.length() > offset + "ME.".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
if ((c1 == 'M' || c1 == 'm') && (c2 == 'E' || c2 == 'e') && (c3 == '.')) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'C':
case 'c':
return show2TimeCCheck(stmt, offset);
case 'S':
case 's':
return show2TimeSCheck(stmt, offset);
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@COMMAND
static int show2ComCheck(String stmt, int offset) {
if (stmt.length() > offset + "MAND".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
if ((c1 == 'M' || c1 == 'm') && (c2 == 'A' || c2 == 'a') && (c3 == 'N' || c3 == 'n')
&& (c4 == 'D' || c4 == 'd')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return COMMAND;
}
}
return OTHER;
}
// SHOW @@CONNECTION
static int show2ConCheck(String stmt, int offset) {
if (stmt.length() > offset + "NECTION".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
char c7 = stmt.charAt(++offset);
if ((c1 == 'N' || c1 == 'n') && (c2 == 'E' || c2 == 'e') && (c3 == 'C' || c3 == 'c')
&& (c4 == 'T' || c4 == 't') && (c5 == 'I' || c5 == 'i') && (c6 == 'O' || c6 == 'o')
&& (c7 == 'N' || c7 == 'n')) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
return CONNECTION;
case '.':
return show2ConnectonSQL(stmt, offset);
default:
return OTHER;
}
}
return CONNECTION;
}
}
return OTHER;
}
// SHOW @@CONNECTION.SQL
static int show2ConnectonSQL(String stmt, int offset) {
if (stmt.length() > offset + "SQL".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
if ((c1 == 'S' || c1 == 's') && (c2 == 'Q' || c2 == 'q') && (c3 == 'L' || c3 == 'l')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return CONNECTION_SQL;
}
}
return OTHER;
}
// SHOW @@TIME.CURRENT
static int show2TimeCCheck(String stmt, int offset) {
if (stmt.length() > offset + "URRENT".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
if ((c1 == 'U' || c1 == 'u') && (c2 == 'R' || c2 == 'r') && (c3 == 'R' || c3 == 'r')
&& (c4 == 'E' || c4 == 'e') && (c5 == 'N' || c5 == 'n') && (c6 == 'T' || c6 == 't')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return TIME_CURRENT;
}
}
return OTHER;
}
// SHOW @@TIME.STARTUP
static int show2TimeSCheck(String stmt, int offset) {
if (stmt.length() > offset + "TARTUP".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
if ((c1 == 'T' || c1 == 't') && (c2 == 'A' || c2 == 'a') && (c3 == 'R' || c3 == 'r')
&& (c4 == 'T' || c4 == 't') && (c5 == 'U' || c5 == 'u') && (c6 == 'P' || c6 == 'p')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return TIME_STARTUP;
}
}
return OTHER;
}
// SHOW @@SQ
static int show2SqCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'L':
case 'l':
return show2SqlCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@SQL
static int show2SqlCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case '.':
return show2SqlDotCheck(stmt, offset);
case ' ':
return show2SqlBlankCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@SQL.
static int show2SqlDotCheck(String stmt, int offset) {
if (stmt.length() > ++offset) {
switch (stmt.charAt(offset)) {
case 'D':
case 'd':
return show2SqlDCheck(stmt, offset);
case 'E':
case 'e':
return show2SqlECheck(stmt, offset);
case 'S':
case 's':
return show2SqlSCheck(stmt, offset);
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@SQL WHERE ID = XXXXXX
static int show2SqlBlankCheck(String stmt, int offset) {
for (++offset; stmt.length() > offset; ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'W':
case 'w':
if (isWhere(stmt, offset)) {
return SQL;
} else {
return OTHER;
}
default:
return OTHER;
}
}
return OTHER;
}
// SHOW @@SQL.DETAIL WHERE ID = XXXXXX
static int show2SqlDCheck(String stmt, int offset) {
if (stmt.length() > offset + "ETAIL".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
if ((c1 == 'E' || c1 == 'e') && (c2 == 'T' || c2 == 't') && (c3 == 'A' || c3 == 'a')
&& (c4 == 'I' || c4 == 'i') && (c5 == 'L' || c5 == 'l')) {
for (++offset; stmt.length() > offset; ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'W':
case 'w':
if (isWhere(stmt, offset)) {
return SQL_DETAIL;
} else {
return OTHER;
}
default:
return OTHER;
}
}
}
}
return OTHER;
}
// SHOW @@SQL.EXECUTE
static int show2SqlECheck(String stmt, int offset) {
if (stmt.length() > offset + "XECUTE".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
char c6 = stmt.charAt(++offset);
if ((c1 == 'X' || c1 == 'x') && (c2 == 'E' || c2 == 'e') && (c3 == 'C' || c3 == 'c')
&& (c4 == 'U' || c4 == 'u') && (c5 == 'T' || c5 == 't') && (c6 == 'E' || c6 == 'e')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return SQL_EXECUTE;
}
}
return OTHER;
}
// SHOW @@SQL.SLOW
static int show2SqlSCheck(String stmt, int offset) {
if (stmt.length() > offset + "LOW".length()) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
if ((c1 == 'L' || c1 == 'l') && (c2 == 'O' || c2 == 'o') && (c3 == 'W' || c3 == 'w')) {
if (stmt.length() > ++offset && stmt.charAt(offset) != ' ') {
return OTHER;
}
return SQL_SLOW;
}
}
return OTHER;
}
static boolean isWhere(String stmt, int offset) {
if (stmt.length() > offset + 5) {
char c1 = stmt.charAt(++offset);
char c2 = stmt.charAt(++offset);
char c3 = stmt.charAt(++offset);
char c4 = stmt.charAt(++offset);
char c5 = stmt.charAt(++offset);
if ((c1 == 'H' || c1 == 'h') && (c2 == 'E' || c2 == 'e') && (c3 == 'R' || c3 == 'r')
&& (c4 == 'E' || c4 == 'e') && (c5 == ' ')) {
boolean jump1 = false;
for (++offset; stmt.length() > offset && !jump1; ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case 'I':
case 'i':
jump1 = true;
break;
default:
return false;
}
}
if ((stmt.length() > offset) && (stmt.charAt(offset) == 'D' || stmt.charAt(offset) == 'd')) {
boolean jump2 = false;
for (++offset; stmt.length() > offset && !jump2; ++offset) {
switch (stmt.charAt(offset)) {
case ' ':
continue;
case '=':
jump2 = true;
break;
default:
return false;
}
}
return isSqlId(stmt, offset);
}
}
}
return false;
}
static boolean isSqlId(String stmt, int offset) {
String id = stmt.substring(offset).trim();
try {
Long.parseLong(id);
} catch (Exception e) {
return false;
}
return true;
}
public static String getWhereParameter(String stmt) {
int offset = stmt.indexOf('=');
++offset;
return stmt.substring(offset).trim();
}
}