Package org.inferred.freebuilder.processor.model.javac

Class JavacMethodIntrospector

java.lang.Object

org.inferred.freebuilder.processor.model.MethodIntrospector

org.inferred.freebuilder.processor.model.javac.JavacMethodIntrospector

public class JavacMethodIntrospector
extends MethodIntrospector

Implementation of MethodIntrospector for javac.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	JavacMethodIntrospector.TreeAnalysis	Data object retuned by OWN_METHOD_INVOCATIONS_FETCHER.

Nested classes/interfaces inherited from class org.inferred.freebuilder.processor.model.MethodIntrospector

MethodIntrospector.OwnMethodInvocationVisitor

Field Summary

Fields

Modifier and Type	Field	Description
private static final com.sun.source.util.SimpleTreeVisitor<JavacMethodIntrospector.TreeAnalysis,?>	OWN_METHOD_INVOCATIONS_FETCHER	Tree visitor to find all method invocations that are guaranteed to be hit.
private static final com.sun.source.util.TreeScanner<?,BiConsumer<com.sun.source.tree.MethodInvocationTree,Name>>	OWN_METHOD_INVOCATIONS_VISITOR
private static final com.sun.source.util.SimpleTreeVisitor<Name,?>	OWNED_IDENTIFIER	Returns the name of an identifier or a this member selection.
private static final com.sun.source.util.TreeScanner<com.sun.source.tree.ReturnTree,?>	RETURN_TREE_FINDER	Tree scanner to return any ReturnTree, or null if none is present.
private final com.sun.source.util.Trees	trees

Constructor Summary

Constructors

Modifier	Constructor	Description
private	JavacMethodIntrospector(com.sun.source.util.Trees trees)

Method Summary

Modifier and Type	Method	Description
Set<Name>	getOwnMethodInvocations(ExecutableElement method)	Returns a set of methods which are definitely invoked on this in the given method, or the empty set if method introspection is not supported on this compiler.
static MethodIntrospector	instance(ProcessingEnvironment env)	Returns a MethodIntrospector implementation for the given javac environment.
void	visitAllOwnMethodInvocations(ExecutableElement method, MethodIntrospector.OwnMethodInvocationVisitor visitor)	Calls visitor with every method invoked on this in the given method, if method introspection is supported on this compiler.

Methods inherited from class java.lang.Object

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

Field Details

trees

private final com.sun.source.util.Trees trees

OWN_METHOD_INVOCATIONS_FETCHER

private static final com.sun.source.util.SimpleTreeVisitor<JavacMethodIntrospector.TreeAnalysis,?> OWN_METHOD_INVOCATIONS_FETCHER

Tree visitor to find all method invocations that are guaranteed to be hit.

OWNED_IDENTIFIER

private static final com.sun.source.util.SimpleTreeVisitor<Name,?> OWNED_IDENTIFIER

Returns the name of an identifier or a this member selection.

RETURN_TREE_FINDER

private static final com.sun.source.util.TreeScanner<com.sun.source.tree.ReturnTree,?> RETURN_TREE_FINDER

Tree scanner to return any ReturnTree, or null if none is present.

OWN_METHOD_INVOCATIONS_VISITOR

private static final com.sun.source.util.TreeScanner<?,BiConsumer<com.sun.source.tree.MethodInvocationTree,Name>> OWN_METHOD_INVOCATIONS_VISITOR

Constructor Details

JavacMethodIntrospector

private JavacMethodIntrospector(com.sun.source.util.Trees trees)

Method Details

instance

public static MethodIntrospector instance(ProcessingEnvironment env)

Returns a MethodIntrospector implementation for the given javac environment.

Throws:

IllegalArgumentException - if the environment is not from javac

getOwnMethodInvocations

public Set<Name> getOwnMethodInvocations(ExecutableElement method)

Description copied from class: MethodIntrospector

Returns a set of methods which are definitely invoked on this in the given method, or the empty set if method introspection is not supported on this compiler.

Specified by:

getOwnMethodInvocations in class MethodIntrospector

visitAllOwnMethodInvocations

public void visitAllOwnMethodInvocations(ExecutableElement method,
 MethodIntrospector.OwnMethodInvocationVisitor visitor)

Description copied from class: MethodIntrospector

Calls visitor with every method invoked on this in the given method, if method introspection is supported on this compiler.

The visitor is given the method name, and a logger to log warnings or errors to the user at the method invocation site.

Specified by:

visitAllOwnMethodInvocations in class MethodIntrospector