AqlExpression (service 0.21.1 API)

java.lang.Object
- org.ehrbase.aql.compiler.AqlExpression

Direct Known Subclasses:

AqlExpressionWithParameters
```
public class AqlExpression
extends Object
```
Wrap the walkers for pass1 and pass2 as well as invoke the WHERE getQueryOptMetaData
The purpose of this class is to assemble all query parts from the AQL expression. The parts are then passed to specific binders to translate and/or perform the query to a backend. Created by christian on 4/1/2016. Refactored 13.8.2019

Constructor Summary

Constructors
Constructor Description

AqlExpression()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`dump()`
`org.antlr.v4.runtime.tree.ParseTree`	`getParseTree()`
`AqlExpression`	`parse(String query)`
`AqlExpression`	`parse(String expression, String ruleName)`

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

Constructor Detail
- AqlExpression
```
public AqlExpression()
```

Method Detail

parse

public AqlExpression parse(String query)

parse

public AqlExpression parse(String expression,
                           String ruleName)

dump
```
public String dump()
```

getParseTree

public org.antlr.v4.runtime.tree.ParseTree getParseTree()