JMethod (GWT 2.6.1)

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

Nested Class Summary
- 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 JMethod NULL_METHOD

protected String signature

Fields
Modifier and Type	Field and Description
`static JMethod`	`NULL_METHOD`
`protected String`	`signature`

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

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`addOverride(JMethod toAdd)` Add a method that this method overrides.
`void`	`addOverrides(List<JMethod> toAdd)` Add methods 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.
`void`	`freezeParamTypes()`
`AccessModifier`	`getAccess()`
`JAbstractMethodBody`	`getBody()`
`JDeclaredType`	`getEnclosingType()`
`static JMethod`	`getExternalizedMethod(String fullClassName, String signature, boolean isStatic)` Creates an externalized representation for a method that needs to be resolved.
`String`	`getName()`
`List<JType>`	`getOriginalParamTypes()`
`JType`	`getOriginalReturnType()`
`List<JMethod>`	`getOverrides()` Returns the transitive closure of all the methods this method overrides.
`List<JParameter>`	`getParams()` Returns the parameters of this method.
`String`	`getSignature()`
`List<JClassType>`	`getThrownExceptions()`
`JType`	`getType()` Returns the type of this expression.
`boolean`	`isAbstract()`
`boolean`	`isConstructor()`
`boolean`	`isDefault()`
`boolean`	`isExternal()`
`boolean`	`isFinal()`
`boolean`	`isNative()`
`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`	`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`	`setFinal()`
`void`	`setOriginalTypes(JType returnType, List<JType> paramTypes)`
`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
equals, finalize, getClass, hashCode

Field Detail

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

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).

addOverride
```
public void addOverride(JMethod toAdd)
```
Add a method that this method overrides.

addOverrides
```
public void addOverrides(List<JMethod> toAdd)
```
Add methods 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()
```

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()
```

getOverrides
```
public List<JMethod> getOverrides()
```
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()
```

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()
```

Class JMethod

Nested Class Summary

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

Field Summary

Constructor Summary

Method Summary

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

Methods inherited from class java.lang.Object

Field Detail

NULL_METHOD

signature

Constructor Detail

JMethod

Method Detail

getExternalizedMethod

addOverride

addOverrides

addParam

addThrownException

addThrownExceptions

canBePolymorphic

freezeParamTypes

getAccess

getBody

getEnclosingType

getName

getOriginalParamTypes

getOriginalReturnType

getOverrides

getParams

getSignature

getThrownExceptions

getType

isAbstract

isConstructor

isDefault

isExternal

isFinal

isNative

isPrivate

isStatic

isSynthetic

isTrace

needsVtable

removeParam

resolve

setAbstract

setBody

setFinal

setOriginalTypes

setSynthetic

setTrace

setType

traverse

traceAfter

traceBefore

visitChildren

writeReplace