openjava.mop
Class OJMethod

java.lang.Object
  |
  +--openjava.mop.OJMethod

All Implemented Interfaces:

OJMember

public final class OJMethod

extends Object

implements OJMember

Field Summary

private OJMethodImp	substance
private static Hashtable	table

Fields inherited from interface openjava.mop.OJMember

DECLARED, PUBLIC

Constructor Summary

	OJMethod(Environment env, OJClass declarer, MethodDeclaration d)
(package private)	OJMethod(Method m)
	OJMethod(OJClass declarer, OJModifier modif, OJClass returnType, String name, OJClass[] parameterTypes, OJClass[] exceptionTypes, StatementList body) Constructs a new OJMethod object.
	OJMethod(OJClass declarer, OJModifier modif, OJClass returnType, String name, OJClass[] parameterTypes, String[] parameterNames, OJClass[] exceptionTypes, StatementList body) Constructs a new OJMethod object.
	OJMethod(OJClass declarer, OJModifier modif, OJClass returnType, String name, ParameterList params, OJClass[] exceptionTypes, StatementList body) Constructs a new OJMethod object.

Method Summary

void	addExceptionType(OJClass type)
static OJMethod[]	arrayForMethods(Method[] jmethods)
private boolean	compareParameters(OJClass[] params2)
private boolean	compareParameters(OJMethod other)
boolean	equals(Object obj) Compares this method against the given object.
static OJMethod	forMethod(Method java_method)
StatementList	getBody()
Method	getByteCode()
OJClass	getDeclaringClass()
Environment	getEnvironment()
OJClass[]	getExceptionTypes()
String	getIdentifiableName()
OJModifier	getModifiers()
String	getName()
String[]	getParameters()
OJClass[]	getParameterTypes()
ExpressionList	getParameterVariables()
OJClass	getReturnType()
MethodDeclaration	getSourceCode()
ParseTree	getSuffix(String keyword) Obtains an parse tree of suffix in extended syntax starting with the specified keyword.
int	hashCode() Computes a hashcode for this method.
Object	invoke(Object obj, Object[] args) Invokes this method on the given object with the given parameters.
boolean	isAlterable()
boolean	isExecutable()
static OJMethod	makePrototype(OJMethod original) Generates a method object which has the same attributes as the model method except its body.
StatementList	setBody(StatementList stmts)
(package private) void	setDeclaringClass(OJClass parent)
void	setExceptionTypes(OJClass[] types)
void	setModifiers(int mods)
void	setModifiers(OJModifier mods)
void	setName(String name)
void	setReturnType(OJClass type)
Signature	signature()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

substance

private OJMethodImp substance

table

private static Hashtable table

Constructor Detail

OJMethod

OJMethod(Method m)

OJMethod

public OJMethod(OJClass declarer,
                OJModifier modif,
                OJClass returnType,
                String name,
                OJClass[] parameterTypes,
                OJClass[] exceptionTypes,
                StatementList body)

Constructs a new OJMethod object.

This constructor automatically generates parameter variables.

OJMethod

public OJMethod(OJClass declarer,
                OJModifier modif,
                OJClass returnType,
                String name,
                OJClass[] parameterTypes,
                String[] parameterNames,
                OJClass[] exceptionTypes,
                StatementList body)

Constructs a new OJMethod object.

OJMethod

public OJMethod(OJClass declarer,
                OJModifier modif,
                OJClass returnType,
                String name,
                ParameterList params,
                OJClass[] exceptionTypes,
                StatementList body)

Constructs a new OJMethod object.

OJMethod

public OJMethod(Environment env,
                OJClass declarer,
                MethodDeclaration d)

Method Detail

makePrototype

public static OJMethod makePrototype(OJMethod original)

Generates a method object which has the same attributes as the model method except its body.

The body of generated method is to be set to null.

Parameters:

original - the base model for generating method object.

forMethod

public static OJMethod forMethod(Method java_method)

arrayForMethods

public static OJMethod[] arrayForMethods(Method[] jmethods)

signature

public Signature signature()

Specified by:

signature in interface OJMember

getDeclaringClass

public OJClass getDeclaringClass()

Specified by:

getDeclaringClass in interface OJMember

getName

public String getName()

Specified by:

getName in interface OJMember

getIdentifiableName

public String getIdentifiableName()

getModifiers

public OJModifier getModifiers()

Specified by:

getModifiers in interface OJMember

getReturnType

public OJClass getReturnType()

getParameterTypes

public OJClass[] getParameterTypes()

getExceptionTypes

public OJClass[] getExceptionTypes()

getParameterVariables

public ExpressionList getParameterVariables()
                                     throws CannotAlterException

CannotAlterException

getParameters

public String[] getParameters()
                       throws CannotAlterException

CannotAlterException

getSuffix

public ParseTree getSuffix(String keyword)

Obtains an parse tree of suffix in extended syntax starting with the specified keyword. Returned openjava.ptree.ParseTree object has a structure built by an openjava.syntax.SyntaxRule object returned via the method getDeclSuffixRule(String).

Returns:

the parse tree

See Also:

OJClass.getDeclSuffixRule(String), SyntaxRule

equals

public boolean equals(Object obj)

Compares this method against the given object. The algorithm is borrowed by java.lang.reflect.Method.equals().

Overrides:

equals in class Object

See Also:

Method.equals(java.lang.Object)

compareParameters

private boolean compareParameters(OJMethod other)

compareParameters

private boolean compareParameters(OJClass[] params2)

hashCode

public int hashCode()

Computes a hashcode for this method. The algorithm is borrowed by java.lang.reflect.Method.hashCode().

Overrides:

hashCode in class Object

See Also:

Method.hashCode()

toString

public String toString()

Overrides:

toString in class Object

getEnvironment

public Environment getEnvironment()

Specified by:

getEnvironment in interface OJMember

invoke

public Object invoke(Object obj,
                     Object[] args)
              throws IllegalAccessException,
                     IllegalArgumentException,
                     InvocationTargetException,
                     CannotExecuteException

Invokes this method on the given object with the given parameters.

Throws:

CannotExecuteException - if this method is not compiled yet.

IllegalAccessException

IllegalArgumentException

InvocationTargetException

isExecutable

public final boolean isExecutable()

isAlterable

public final boolean isAlterable()

getByteCode

public final Method getByteCode()
                         throws CannotExecuteException

CannotExecuteException

getSourceCode

public final MethodDeclaration getSourceCode()
                                      throws CannotAlterException

CannotAlterException

getBody

public final StatementList getBody()
                            throws CannotAlterException

CannotAlterException

setDeclaringClass

void setDeclaringClass(OJClass parent)
                 throws CannotAlterException

CannotAlterException

setName

public final void setName(String name)
                   throws CannotAlterException

CannotAlterException

setModifiers

public final void setModifiers(int mods)
                        throws CannotAlterException

CannotAlterException

setModifiers

public final void setModifiers(OJModifier mods)
                        throws CannotAlterException

CannotAlterException

setReturnType

public final void setReturnType(OJClass type)
                         throws CannotAlterException

CannotAlterException

setExceptionTypes

public final void setExceptionTypes(OJClass[] types)
                             throws CannotAlterException

CannotAlterException

addExceptionType

public final void addExceptionType(OJClass type)
                            throws CannotAlterException

CannotAlterException

setBody

public final StatementList setBody(StatementList stmts)
                            throws CannotAlterException

CannotAlterException