zserio.ast

Class Expression.OptionalFieldInfo

java.lang.Object

zserio.ast.Expression.OptionalFieldInfo

Enclosing class:

Expression

public static final class Expression.OptionalFieldInfo
extends java.lang.Object

Optional field information returned from the getReferencedOptionalFields() method.

Constructor Summary

Constructors

Constructor and Description
OptionalFieldInfo(java.util.List<AstNode> dotPrefix, java.util.List<Expression> leftAndExprs) Constructor.

Method Summary

Modifier and Type	Method and Description
java.util.List<AstNode>	getDotPrefix() Gets the dot prefix.
java.util.List<Expression>	getLeftAndExprs() Gets the left 'and' expressions.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OptionalFieldInfo

public OptionalFieldInfo(java.util.List<AstNode> dotPrefix,
                         java.util.List<Expression> leftAndExprs)

Constructor.

Parameters:

dotPrefix - Dot prefix to construct from.

leftAndExprs - Left 'and' expressions to construct from.

Method Detail

getDotPrefix

public java.util.List<AstNode> getDotPrefix()

Gets the dot prefix. The dot prefix is a list of AST nodes which correspond to the dot expression prefix of corresponded optional Field object. Example: "compoundOuter.compoundInner.optionalField" will return AST node list [compoundOuter, compoundInner] for optional field 'optionalField'.

Returns:

Dot prefix or empty list.

getLeftAndExprs

public java.util.List<Expression> getLeftAndExprs()

Gets the left 'and' expressions. Example: "value == 0 'and' (hasOptionalField == true) 'and' optionalField == 0" will return expressions ["value == 0 'and' (hasOptionalField == true)", "value == 0", (hasOptionalField == true)"] for optional field 'optionalField'.

Returns:

Left 'and' expression or null.