QueryCache

java.lang.Object

com.inductiveautomation.ignition.gateway.util.QueryCache

public class QueryCache extends Object

Stores queries prepared for execution - that is, with columns quoted, etc.

Constructor Summary

Constructors

Constructor

Description

QueryCache(String colQuoteChar)
Method Summary

Modifier and Type

Method

Description

String

getColumnQuoteChar()

String

getQuery(String key, String rawQuery)

Gets a quoted query from the cache, inserting it if not already there.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- QueryCache
  
  public QueryCache(String colQuoteChar)
Method Details
- getColumnQuoteChar
  
  public String getColumnQuoteChar()
- getQuery
  
  public String getQuery(String key, String rawQuery)
  
  Gets a quoted query from the cache, inserting it if not already there. If key is null, it won't be stored, just quoted and returned. Raw query is expected to surround column names with $. Like, SELECT $id$ FROM table.