com.github.jknack.handlebars

Interface PathExpression

All Known Implementing Classes:

DataPath, IndexedPath, ParentPath, PropertyPath, ResolveParentPath, ResolveThisPath, ThisPath

public interface PathExpression

Compiled version of path expression, like: this, foo, foo.bar.

Since:

4.0.1

Author:

edgar

See Also:

PathCompiler.compile(String)

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	PathExpression.Chain Call the next expression in the chain and/or finalize the process if this was the tail.

Method Summary

Modifier and Type	Method and Description
Object	eval(ValueResolver resolver, Context context, Object data, PathExpression.Chain chain) Eval the expression and resolve it to a value.
boolean	local()

Method Detail

eval

Object eval(ValueResolver resolver,
            Context context,
            Object data,
            PathExpression.Chain chain)

Eval the expression and resolve it to a value.

Parameters:

resolver - Value resolver

context - Context object.

data - Data object.

chain - Expression chain.

Returns:

A resolved value or null.

local

boolean local()

Returns:

True if this expression is local. That's lookup won't be propagate to parent (or any other). Example of these expressions are: this.name this, etc...