Class Signature

java.lang.Object

org.fife.rsta.ac.java.classreader.attributes.AttributeInfo

org.fife.rsta.ac.java.classreader.attributes.Signature

public class Signature
extends AttributeInfo

The Signature attribute is an optional fixed-length attribute in the attribute table of the ClassFile, field_info and method_info structures.

WARNING: This code is a complete mess.

Version:

1.0

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	Signature.ParamDescriptorResult

Field Summary

Fields

Modifier and Type	Field	Description
private String	signature

Constructor Summary

Constructors

Constructor	Description
Signature(ClassFile cf, String signature)

Method Summary

Modifier and Type	Method	Description
List<String>	getClassParamTypes()	Returns the class-param types of this method.
List<String>	getMethodParamTypes(MethodInfo mi, ClassFile cf, boolean qualified)	Returns the parameter types for parameters of this method.
String	getMethodReturnType(MethodInfo mi, ClassFile cf, boolean qualified)	Returns the return type of this method.
String	getSignature()
private String	getTypeArgument(String typeVar, ClassFile cf, Map<String,String> additionalTypeArgs)	Returns the type argument specified for a given type parameter.
private Map<String,String>	parseAdditionalTypeArgs(String typeParams)
private Signature.ParamDescriptorResult	parseParamDescriptor(String str, ClassFile cf, Map<String,String> additionalTypeArgs, MethodInfo mi, String errorDesc, Signature.ParamDescriptorResult res, boolean qualified)
private int	skipLtGt(String str, int start)
String	toString()

Methods inherited from class AttributeInfo

getClassFile, getName, readUnsupportedAttribute

Methods inherited from class Object

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

Field Details

signature

private String signature

Constructor Details

Signature

public Signature(ClassFile cf,
 String signature)

Method Details

getClassParamTypes

public List<String> getClassParamTypes()

Returns the class-param types of this method.

Returns:

The class-param types.

skipLtGt

private int skipLtGt(String str,
 int start)

getMethodParamTypes

public List<String> getMethodParamTypes(MethodInfo mi,
 ClassFile cf,
 boolean qualified)

Returns the parameter types for parameters of this method.

Parameters:

mi - The method information.

cf - The class file being parsed.

qualified - Whether the results should be fully-qualified.

Returns:

The return types.

getMethodReturnType

public String getMethodReturnType(MethodInfo mi,
 ClassFile cf,
 boolean qualified)

Returns the return type of this method.

Parameters:

mi - The method information.

cf - The class file being parsed.

qualified - Whether the result should be fully-qualified.

Returns:

The return type.

getSignature

public String getSignature()

getTypeArgument

private String getTypeArgument(String typeVar,
 ClassFile cf,
 Map<String,String> additionalTypeArgs)

Returns the type argument specified for a given type parameter.

Parameters:

typeVar - The type parameter name.

cf - The class file with generic methods.

additionalTypeArgs - Additional type arguments for a method (such as for "<T> T[] toArray(T[] a)", where the "T" type parameter is the type of an argument passed to it).

Returns:

The type argument, or null if the given type parameter isn't defined.

parseAdditionalTypeArgs

private Map<String,String> parseAdditionalTypeArgs(String typeParams)

parseParamDescriptor

private Signature.ParamDescriptorResult parseParamDescriptor(String str,
 ClassFile cf,
 Map<String,String> additionalTypeArgs,
 MethodInfo mi,
 String errorDesc,
 Signature.ParamDescriptorResult res,
 boolean qualified)

toString

public String toString()

Overrides:

toString in class Object