com.google.gwt.dev.jjs.ast

Class JMethod

java.lang.Object

com.google.gwt.dev.jjs.ast.JNode

com.google.gwt.dev.jjs.ast.JMethod

All Implemented Interfaces:

CanBeAbstract, CanBeFinal, CanBeNative, CanBeSetFinal, CanBeStatic, HasEnclosingType, HasName, HasType, JVisitable, HasSourceInfo, Serializable

Direct Known Subclasses:

JConstructor

public class JMethod
extends JNode
implements HasEnclosingType, HasName, HasType, CanBeAbstract, CanBeSetFinal, CanBeNative, CanBeStatic

A Java method implementation.

See Also:

Serialized Form

Property Summary

Properties

Type	Property and Description
boolean	isJs

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JMethod.Specialization AST representation of @SpecializeMethod.

Nested classes/interfaces inherited from interface com.google.gwt.dev.jjs.ast.HasName

HasName.Util

Field Summary

Fields

Modifier and Type	Field and Description
static Comparator<JMethod>	BY_SIGNATURE_COMPARATOR
static JMethod	NULL_METHOD
protected String	signature

Fields inherited from interface com.google.gwt.dev.jjs.ast.HasName

BY_NAME_COMPARATOR

Constructor Summary

Constructors

Constructor and Description
JMethod(SourceInfo info, String name, JDeclaredType enclosingType, JType returnType, boolean isAbstract, boolean isStatic, boolean isFinal, AccessModifier access) These are only supposed to be constructed by JProgram.

Method Summary

Methods

Modifier and Type	Method and Description
void	addOverriddenMethod(JMethod toAdd) Add a method that this method overrides.
void	addParam(JParameter x) Adds a parameter to this method.
void	addThrownException(JClassType exceptionType)
void	addThrownExceptions(List<JClassType> exceptionTypes)
boolean	canBePolymorphic() Returns true if this method can participate in virtual dispatch.
boolean	exposesOverriddenPackagePrivateMethod() Returns true if this method overrides a package private method and increases its visibility.
void	freezeParamTypes()
AccessModifier	getAccess()
JAbstractMethodBody	getBody()
JDeclaredType	getEnclosingType()
String	getExportName()
static JMethod	getExternalizedMethod(String fullClassName, String signature, boolean isStatic) Creates an externalized representation for a method that needs to be resolved.
String	getJsniSignature(boolean includeEnclosingClass, boolean includeReturnType)
String	getName()
List<JType>	getOriginalParamTypes()
JType	getOriginalReturnType()
List<JMethod>	getOverriddenMethods() Returns the transitive closure of all the methods this method overrides.
List<JParameter>	getParams() Returns the parameters of this method.
String	getQualifiedExportName()
String	getSignature()
JMethod.Specialization	getSpecialization()
List<JClassType>	getThrownExceptions()
JType	getType() Returns the type of this expression.
boolean	isAbstract()
boolean	isConstructor()
boolean	isDefault()
boolean	isExternal()
boolean	isFinal()
boolean	isInliningAllowed()
boolean	isJsProperty()
boolean	isNative()
boolean	isNoExport()
boolean	isPrivate()
boolean	isStatic()
boolean	isSynthetic()
boolean	isTrace()
boolean	needsVtable() Returns true if this method can participate in instance dispatch.
void	removeParam(int index) Removes the parameter at the specified index.
void	removeSpecialization()
void	resolve(JType originalReturnType, List<JType> originalParamTypes, JType returnType, List<JClassType> thrownExceptions) Resolve an external references during AST stitching.
void	setAbstract(boolean isAbstract)
void	setBody(JAbstractMethodBody body)
void	setExportName(String exportName)
void	setFinal()
void	setInliningAllowed(boolean inliningAllowed)
void	setJsProperty(boolean jsProperty)
void	setNoExport(boolean noExport)
void	setOriginalTypes(JType returnType, List<JType> paramTypes)
void	setSpecialization(List<JType> paramTypes, JType returnsType, String targetMethod)
void	setSynthetic()
void	setTrace()
void	setType(JType newType)
protected void	traceAfter(JVisitor visitor, String before)
protected String	traceBefore(JVisitor visitor)
void	traverse(JVisitor visitor, Context ctx) Causes this object to have the visitor visit itself and its children.
protected void	visitChildren(JVisitor visitor)
protected Object	writeReplace()

Methods inherited from class com.google.gwt.dev.jjs.ast.JNode

getSourceInfo, setSourceInfo, toSource, toString

Methods inherited from class java.lang.Object

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

Property Detail

isJs

Field Detail

BY_SIGNATURE_COMPARATOR

public static final Comparator<JMethod> BY_SIGNATURE_COMPARATOR

NULL_METHOD

public static final JMethod NULL_METHOD

signature

protected transient String signature

Constructor Detail

JMethod

public JMethod(SourceInfo info,
       String name,
       JDeclaredType enclosingType,
       JType returnType,
       boolean isAbstract,
       boolean isStatic,
       boolean isFinal,
       AccessModifier access)

These are only supposed to be constructed by JProgram.

Method Detail

isNoExport

public boolean isNoExport()

setNoExport

public void setNoExport(boolean noExport)

setExportName

public void setExportName(String exportName)

getExportName

public String getExportName()

setJsProperty

public void setJsProperty(boolean jsProperty)

isJsProperty

public boolean isJsProperty()

setSpecialization

public void setSpecialization(List<JType> paramTypes,
                     JType returnsType,
                     String targetMethod)

getSpecialization

public JMethod.Specialization getSpecialization()

removeSpecialization

public void removeSpecialization()

getQualifiedExportName

public String getQualifiedExportName()

isInliningAllowed

public boolean isInliningAllowed()

setInliningAllowed

public void setInliningAllowed(boolean inliningAllowed)

getExternalizedMethod

public static JMethod getExternalizedMethod(String fullClassName,
                            String signature,
                            boolean isStatic)

Creates an externalized representation for a method that needs to be resolved. Useful to refer to methods of magic classes during GwtAstBuilder execution.

Parameters:

fullClassName - the class where the method is defined.

signature - the signature of the method (including its name).

addOverriddenMethod

public void addOverriddenMethod(JMethod toAdd)

Add a method that this method overrides.

addParam

public void addParam(JParameter x)

Adds a parameter to this method.

addThrownException

public void addThrownException(JClassType exceptionType)

addThrownExceptions

public void addThrownExceptions(List<JClassType> exceptionTypes)

canBePolymorphic

public boolean canBePolymorphic()

Returns true if this method can participate in virtual dispatch. Returns true for non-private instance methods; false for static methods, private instance methods, and constructors.

freezeParamTypes

public void freezeParamTypes()

exposesOverriddenPackagePrivateMethod

public boolean exposesOverriddenPackagePrivateMethod()

Returns true if this method overrides a package private method and increases its visibility.

getAccess

public AccessModifier getAccess()

getBody

public JAbstractMethodBody getBody()

getEnclosingType

public JDeclaredType getEnclosingType()

Specified by:

getEnclosingType in interface HasEnclosingType

getName

public String getName()

Specified by:

getName in interface HasName

getOriginalParamTypes

public List<JType> getOriginalParamTypes()

getOriginalReturnType

public JType getOriginalReturnType()

getOverriddenMethods

public List<JMethod> getOverriddenMethods()

Returns the transitive closure of all the methods this method overrides.

getParams

public List<JParameter> getParams()

Returns the parameters of this method.

getSignature

public String getSignature()

getJsniSignature

public String getJsniSignature(boolean includeEnclosingClass,
                      boolean includeReturnType)

getThrownExceptions

public List<JClassType> getThrownExceptions()

getType

public JType getType()

Description copied from interface: HasType

Returns the type of this expression.

Specified by:

getType in interface HasType

isAbstract

public boolean isAbstract()

Specified by:

isAbstract in interface CanBeAbstract

isConstructor

public boolean isConstructor()

isDefault

public boolean isDefault()

isExternal

public boolean isExternal()

isFinal

public boolean isFinal()

Specified by:

isFinal in interface CanBeFinal

isNative

public boolean isNative()

Specified by:

isNative in interface CanBeNative

isPrivate

public boolean isPrivate()

isStatic

public boolean isStatic()

Specified by:

isStatic in interface CanBeStatic

isSynthetic

public boolean isSynthetic()

isTrace

public boolean isTrace()

needsVtable

public boolean needsVtable()

Returns true if this method can participate in instance dispatch.

removeParam

public void removeParam(int index)

Removes the parameter at the specified index.

resolve

public void resolve(JType originalReturnType,
           List<JType> originalParamTypes,
           JType returnType,
           List<JClassType> thrownExceptions)

Resolve an external references during AST stitching.

setAbstract

public void setAbstract(boolean isAbstract)

setBody

public void setBody(JAbstractMethodBody body)

setFinal

public void setFinal()

Specified by:

setFinal in interface CanBeSetFinal

setOriginalTypes

public void setOriginalTypes(JType returnType,
                    List<JType> paramTypes)

setSynthetic

public void setSynthetic()

setTrace

public void setTrace()

setType

public void setType(JType newType)

traverse

public void traverse(JVisitor visitor,
            Context ctx)

Description copied from interface: JVisitable

Causes this object to have the visitor visit itself and its children.

Specified by:

traverse in interface JVisitable

Parameters:

visitor - the visitor that should traverse this node

ctx - the context of an existing traversal

traceAfter

protected void traceAfter(JVisitor visitor,
              String before)

traceBefore

protected String traceBefore(JVisitor visitor)

visitChildren

protected void visitChildren(JVisitor visitor)

writeReplace

protected Object writeReplace()