Package com.intellij.codeInspection.dataFlow.inliner

Class OptionalChainInliner

java.lang.Object

com.intellij.codeInspection.dataFlow.inliner.OptionalChainInliner

All Implemented Interfaces:

CallInliner

public class OptionalChainInliner
extends java.lang.Object
implements CallInliner

An inliner which is capable to inline some Optional chains like Optional.of(xyz).map(lambda).filter(lambda).flatMap(lambda).orElseGet(lambda)

Constructor Summary

Constructors

Constructor and Description
OptionalChainInliner()

Method Summary

Modifier and Type	Method and Description
boolean	mayInferPreciseType(PsiExpression expression)
boolean	tryInlineCall(CFGBuilder builder, PsiMethodCallExpression call) Try to inline the supplied call

Methods inherited from class java.lang.Object

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

Constructor Detail

OptionalChainInliner

public OptionalChainInliner()

Method Detail

tryInlineCall

public boolean tryInlineCall(CFGBuilder builder,
                             PsiMethodCallExpression call)

Description copied from interface: CallInliner

Try to inline the supplied call

Specified by:

tryInlineCall in interface CallInliner

Parameters:

builder - a builder to use for inlining. Current state is before given method call (call arguments and qualifier are not handled yet).

call - a call to inline

Returns:

true if inlining is successful. In this case subsequent inliners are skipped and default processing is omitted. If false is returned, inliner must not emit any instructions via builder.

mayInferPreciseType

public boolean mayInferPreciseType(PsiExpression expression)

Specified by:

mayInferPreciseType in interface CallInliner

Parameters:

expression - expression to test

Returns:

true if this inliner may add constraints on the precise type of given expression