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org.aspectj.weaver

public Class MethodDelegateTypeMunger

extends ResolvedTypeMunger
Class Inheritance
Imports
java.io.IOException, org.aspectj.weaver.patterns.TypePattern

Type munger for annotation style ITD declare parents. with an interface AND an implementation. Given the aspect that has a field public static Interface fieldI = ... // impl. we will weave in the Interface' methods and delegate to the aspect public static field fieldI Note: this munger DOES NOT handles the interface addition to the target classes - a regular Parent kinded munger must be added in coordination.

Nested and Inner Type Summary

Modifier and TypeClass and Description
public static class

Field Summary

Modifier and TypeField and Description
private final UnresolvedType
private int
private String
factoryMethodName

When created to represent a mixed in method for @DeclareMixin, these hold the signature of the factory method

private String
private UnresolvedType
private volatile int
private final String
implClassName

The mixin implementation (which should have a no-argument constructor)

private static final int
private final TypePattern
typePattern

Type pattern this munger applies to

Inherited from org.aspectj.weaver.ResolvedTypeMunger:
AnnotationOnTypeConstructordeclaredSignatureFieldFieldHostInnerClasskindMethodMethodDelegateMethodDelegate2ParentPerObjectInterfacePerTypeWithinInterfacePrivilegedAccesssignatureSUPER_DISPATCH_NAMEtypeVariableAliases

Constructor Summary

AccessConstructor and Description
public
MethodDelegateTypeMunger(ResolvedMember signature, UnresolvedType aspect, String implClassName, TypePattern typePattern)

Construct a new type munger for @AspectJ ITD

public
MethodDelegateTypeMunger(ResolvedMember signature, UnresolvedType aspect, String implClassName, TypePattern typePattern, String factoryMethodName, String factoryMethodSignature)

Method Summary

Modifier and TypeMethod and Description
public boolean
public boolean
equals(Object
the reference object with which to compare.
other
)

Overrides java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.
public boolean
existsToSupportShadowMunging()

Overrides org.aspectj.weaver.ResolvedTypeMunger.existsToSupportShadowMunging.

Some type mungers are created purely to help with the implementation of shadow mungers.
public UnresolvedType
public ResolvedMember
public ResolvedMember
public String
public String
public String
public int
hashCode()

Overrides java.lang.Object.hashCode.

Returns a hash code value for the object.
public boolean
public boolean

Returns:

true if match
matches
(ResolvedType matchType, ResolvedType aspectType)

Overrides org.aspectj.weaver.ResolvedTypeMunger.matches.

Match based on given type pattern, only classes can be matched
public static ResolvedTypeMunger
readMethod(VersionedDataInputStream s, ISourceContext context, boolean isEnhanced)

public void
public boolean
public void
public void
Inherited from org.aspectj.weaver.ResolvedTypeMunger:
getDeclaredSignaturegetDeclaringTypegetKindgetMatchingSyntheticMembergetSignaturegetSourceLocationgetSuperMethodsCalledgetTypeVariableAliaseshasTypeVariableAliasesisLateMungerneedsAccessToTopmostImplementorparameterizedForparameterizeWithreadreadInTypeAliasesreadSourceLocationreadSuperMethodsCalledsetDeclaredSignaturesetSourceLocationsetSuperMethodsCalledsetTypeVariableAliasessharesTypeVariablesWithGenericTypetoStringwriteOutTypeAliaseswriteSourceLocationwriteSuperMethodsCalled

Field Detail

aspectback to summary
private final UnresolvedType aspect
bitflagsback to summary
private int bitflags
factoryMethodNameback to summary
private String factoryMethodName

When created to represent a mixed in method for @DeclareMixin, these hold the signature of the factory method

factoryMethodSignatureback to summary
private String factoryMethodSignature
fieldTypeback to summary
private UnresolvedType fieldType
hashCodeback to summary
private volatile int hashCode
implClassNameback to summary
private final String implClassName

The mixin implementation (which should have a no-argument constructor)

REPLACING_EXISTING_METHODback to summary
private static final int REPLACING_EXISTING_METHOD
typePatternback to summary
private final TypePattern typePattern

Type pattern this munger applies to

Constructor Detail

MethodDelegateTypeMungerback to summary
public MethodDelegateTypeMunger(ResolvedMember signature, UnresolvedType aspect, String implClassName, TypePattern typePattern)

Construct a new type munger for @AspectJ ITD

MethodDelegateTypeMungerback to summary
public MethodDelegateTypeMunger(ResolvedMember signature, UnresolvedType aspect, String implClassName, TypePattern typePattern, String factoryMethodName, String factoryMethodSignature)

Method Detail

changesPublicSignatureback to summary
public boolean changesPublicSignature()

Overrides org.aspectj.weaver.ResolvedTypeMunger.changesPublicSignature.

Needed for reweavable

Returns:boolean

true

equalsback to summary
public boolean equals(Object other)

Overrides java.lang.Object.equals.

Doc from java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.

The equals method implements an equivalence relation on non-null object references:

  • It is reflexive: for any non-null reference value x, x.equals(x) should return true.
  • It is symmetric: for any non-null reference values x and y, x.equals(y) should return true if and only if y.equals(x) returns true.
  • It is transitive: for any non-null reference values x, y, and z, if x.equals(y) returns true and y.equals(z) returns true, then x.equals(z) should return true.
  • It is consistent: for any non-null reference values x and y, multiple invocations of x.equals(y) consistently return true or consistently return false, provided no information used in equals comparisons on the objects is modified.
  • For any non-null reference value x, x.equals(null) should return false.

An equivalence relation partitions the elements it operates on into equivalence classes; all the members of an equivalence class are equal to each other. Members of an equivalence class are substitutable for each other, at least for some purposes.

Parameters
other:Object

the reference object with which to compare.

Returns:boolean

true if this object is the same as the obj argument; false otherwise.

existsToSupportShadowMungingback to summary
public boolean existsToSupportShadowMunging()

Overrides org.aspectj.weaver.ResolvedTypeMunger.existsToSupportShadowMunging.

Doc from org.aspectj.weaver.ResolvedTypeMunger.existsToSupportShadowMunging.

Some type mungers are created purely to help with the implementation of shadow mungers. For example to support the cflow() pointcut we create a new cflow field in the aspect, and that is added via a BcelCflowCounterFieldAdder. During compilation we need to compare sets of type mungers, and if some only come into existence after the 'shadowy' type things have been processed, we need to ignore them during the comparison. Returning true from this method indicates the type munger exists to support 'shadowy' stuff - and so can be ignored in some comparison.

getAspectback to summary
public UnresolvedType getAspect()
getDelegateback to summary
public ResolvedMember getDelegate(ResolvedType targetType)
getDelegateFactoryMethodback to summary
public ResolvedMember getDelegateFactoryMethod(World w)
getFactoryMethodNameback to summary
public String getFactoryMethodName()
getFactoryMethodSignatureback to summary
public String getFactoryMethodSignature()
getImplClassNameback to summary
public String getImplClassName()
hashCodeback to summary
public int hashCode()

Overrides java.lang.Object.hashCode.

Doc from java.lang.Object.hashCode.

Returns a hash code value for the object. This method is supported for the benefit of hash tables such as those provided by java.util.HashMap.

The general contract of hashCode is:

  • Whenever it is invoked on the same object more than once during an execution of a Java application, the hashCode method must consistently return the same integer, provided no information used in equals comparisons on the object is modified. This integer need not remain consistent from one execution of an application to another execution of the same application.
  • If two objects are equal according to the equals method, then calling the hashCode method on each of the two objects must produce the same integer result.
  • It is not required that if two objects are unequal according to the equals method, then calling the hashCode method on each of the two objects must produce distinct integer results. However, the programmer should be aware that producing distinct integer results for unequal objects may improve the performance of hash tables.
Returns:int

a hash code value for this object.

isReplacingExistingMethodback to summary
public boolean isReplacingExistingMethod()
matchesback to summary
public boolean matches(ResolvedType matchType, ResolvedType aspectType)

Overrides org.aspectj.weaver.ResolvedTypeMunger.matches.

Match based on given type pattern, only classes can be matched

Returns:boolean

true if match

readMethodback to summary
public static ResolvedTypeMunger readMethod(VersionedDataInputStream s, ISourceContext context, boolean isEnhanced) throws IOException
setFieldTypeback to summary
public void setFieldType(UnresolvedType fieldType)
specifiesDelegateFactoryMethodback to summary
public boolean specifiesDelegateFactoryMethod()
tagAsReplacingExistingMethodback to summary
public void tagAsReplacingExistingMethod()
writeback to summary
public void write(CompressingDataOutputStream s) throws IOException

Implements abstract org.aspectj.weaver.ResolvedTypeMunger.write.

org.aspectj.weaver back to summary

public Class MethodDelegateTypeMunger.FieldHostTypeMunger

extends ResolvedTypeMunger
Class Inheritance

Field Summary

Modifier and TypeField and Description
private final UnresolvedType
private final TypePattern
typePattern

Type pattern this munger applies to

Inherited from org.aspectj.weaver.ResolvedTypeMunger:
AnnotationOnTypeConstructordeclaredSignatureFieldFieldHostInnerClasskindMethodMethodDelegateMethodDelegate2ParentPerObjectInterfacePerTypeWithinInterfacePrivilegedAccesssignatureSUPER_DISPATCH_NAMEtypeVariableAliases

Constructor Summary

AccessConstructor and Description
public
FieldHostTypeMunger(ResolvedMember field, UnresolvedType aspect, TypePattern typePattern)

Construct a new type munger for @AspectJ ITD

Method Summary

Modifier and TypeMethod and Description
public boolean
public boolean
equals(Object
the reference object with which to compare.
other
)

Overrides java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.
public boolean
existsToSupportShadowMunging()

Overrides org.aspectj.weaver.ResolvedTypeMunger.existsToSupportShadowMunging.

Some type mungers are created purely to help with the implementation of shadow mungers.
public int
hashCode()

Overrides java.lang.Object.hashCode.

Returns a hash code value for the object.
public boolean

Returns:

true if match
matches
(ResolvedType matchType, ResolvedType aspectType)

Overrides org.aspectj.weaver.ResolvedTypeMunger.matches.

Match based on given type pattern, only classes can be matched
public static ResolvedTypeMunger
public void
Inherited from org.aspectj.weaver.ResolvedTypeMunger:
getDeclaredSignaturegetDeclaringTypegetKindgetMatchingSyntheticMembergetSignaturegetSourceLocationgetSuperMethodsCalledgetTypeVariableAliaseshasTypeVariableAliasesisLateMungerneedsAccessToTopmostImplementorparameterizedForparameterizeWithreadreadInTypeAliasesreadSourceLocationreadSuperMethodsCalledsetDeclaredSignaturesetSourceLocationsetSuperMethodsCalledsetTypeVariableAliasessharesTypeVariablesWithGenericTypetoStringwriteOutTypeAliaseswriteSourceLocationwriteSuperMethodsCalled

Field Detail

aspectback to summary
private final UnresolvedType aspect
typePatternback to summary
private final TypePattern typePattern

Type pattern this munger applies to

Constructor Detail

FieldHostTypeMungerback to summary
public FieldHostTypeMunger(ResolvedMember field, UnresolvedType aspect, TypePattern typePattern)

Construct a new type munger for @AspectJ ITD

Method Detail

changesPublicSignatureback to summary
public boolean changesPublicSignature()

Overrides org.aspectj.weaver.ResolvedTypeMunger.changesPublicSignature.

equalsback to summary
public boolean equals(Object other)

Overrides java.lang.Object.equals.

Doc from java.lang.Object.equals.

Indicates whether some other object is "equal to" this one.

The equals method implements an equivalence relation on non-null object references:

  • It is reflexive: for any non-null reference value x, x.equals(x) should return true.
  • It is symmetric: for any non-null reference values x and y, x.equals(y) should return true if and only if y.equals(x) returns true.
  • It is transitive: for any non-null reference values x, y, and z, if x.equals(y) returns true and y.equals(z) returns true, then x.equals(z) should return true.
  • It is consistent: for any non-null reference values x and y, multiple invocations of x.equals(y) consistently return true or consistently return false, provided no information used in equals comparisons on the objects is modified.
  • For any non-null reference value x, x.equals(null) should return false.

An equivalence relation partitions the elements it operates on into equivalence classes; all the members of an equivalence class are equal to each other. Members of an equivalence class are substitutable for each other, at least for some purposes.

Parameters
other:Object

the reference object with which to compare.

Returns:boolean

true if this object is the same as the obj argument; false otherwise.

existsToSupportShadowMungingback to summary
public boolean existsToSupportShadowMunging()

Overrides org.aspectj.weaver.ResolvedTypeMunger.existsToSupportShadowMunging.

Doc from org.aspectj.weaver.ResolvedTypeMunger.existsToSupportShadowMunging.

Some type mungers are created purely to help with the implementation of shadow mungers. For example to support the cflow() pointcut we create a new cflow field in the aspect, and that is added via a BcelCflowCounterFieldAdder. During compilation we need to compare sets of type mungers, and if some only come into existence after the 'shadowy' type things have been processed, we need to ignore them during the comparison. Returning true from this method indicates the type munger exists to support 'shadowy' stuff - and so can be ignored in some comparison.

hashCodeback to summary
public int hashCode()

Overrides java.lang.Object.hashCode.

Doc from java.lang.Object.hashCode.

Returns a hash code value for the object. This method is supported for the benefit of hash tables such as those provided by java.util.HashMap.

The general contract of hashCode is:

  • Whenever it is invoked on the same object more than once during an execution of a Java application, the hashCode method must consistently return the same integer, provided no information used in equals comparisons on the object is modified. This integer need not remain consistent from one execution of an application to another execution of the same application.
  • If two objects are equal according to the equals method, then calling the hashCode method on each of the two objects must produce the same integer result.
  • It is not required that if two objects are unequal according to the equals method, then calling the hashCode method on each of the two objects must produce distinct integer results. However, the programmer should be aware that producing distinct integer results for unequal objects may improve the performance of hash tables.
Returns:int

a hash code value for this object.

matchesback to summary
public boolean matches(ResolvedType matchType, ResolvedType aspectType)

Overrides org.aspectj.weaver.ResolvedTypeMunger.matches.

Match based on given type pattern, only classes can be matched

Returns:boolean

true if match

readFieldHostback to summary
public static ResolvedTypeMunger readFieldHost(VersionedDataInputStream s, ISourceContext context) throws IOException
writeback to summary
public void write(CompressingDataOutputStream s) throws IOException

Implements abstract org.aspectj.weaver.ResolvedTypeMunger.write.