// Generated by delombok at Sun Feb 26 12:31:38 KST 2017
package scouter.bytebuddy.description.method;
import scouter.bytebuddy.description.ByteCodeElement;
import scouter.bytebuddy.description.ModifierReviewable;
import scouter.bytebuddy.description.NamedElement;
import scouter.bytebuddy.description.annotation.AnnotationSource;
import scouter.bytebuddy.description.annotation.AnnotationDescription;
import scouter.bytebuddy.description.annotation.AnnotationList;
import scouter.bytebuddy.description.type.TypeDefinition;
import scouter.bytebuddy.description.type.TypeDescription;
import scouter.bytebuddy.description.type.TypeList;
import scouter.bytebuddy.implementation.bytecode.StackSize;
import scouter.bytebuddy.matcher.ElementMatcher;
import java.lang.annotation.Annotation;
import java.lang.reflect.*;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.AbstractList;
import java.util.Collections;
import java.util.List;
/**
* Description of the parameter of a Java method or constructor.
*/
public interface ParameterDescription extends AnnotationSource, NamedElement.WithRuntimeName, NamedElement.WithOptionalName, ModifierReviewable.ForParameterDescription, ByteCodeElement.TypeDependant<ParameterDescription.InDefinedShape, ParameterDescription.Token> {
/**
* The prefix for names of an unnamed parameter.
*/
String NAME_PREFIX = "arg";
/**
* Returns the type of this parameter.
*
* @return The type of this parameter.
*/
TypeDescription.Generic getType();
/**
* Returns the method that declares this parameter.
*
* @return The method that declares this parameter.
*/
MethodDescription getDeclaringMethod();
/**
* Returns this parameter's index.
*
* @return The index of this parameter.
*/
int getIndex();
/**
* Checks if this parameter has an explicit modifier. A parameter without a modifier is simply treated as
* if it had a modifier of zero.
*
* @return {@code true} if this parameter defines explicit modifiers.
*/
boolean hasModifiers();
/**
* Returns the offset to the parameter value within the local method variable.
*
* @return The offset of this parameter's value.
*/
int getOffset();
/**
* Represents a parameter description in its generic shape, i.e. in the shape it is defined by a generic or raw type.
*/
interface InGenericShape extends ParameterDescription {
@Override
MethodDescription.InGenericShape getDeclaringMethod();
}
/**
* Represents a parameter in its defined shape, i.e. in the form it is defined by a class without its type variables being resolved.
*/
interface InDefinedShape extends ParameterDescription {
@Override
MethodDescription.InDefinedShape getDeclaringMethod();
/**
* An abstract base implementation of a parameter description in its defined shape.
*/
abstract class AbstractBase extends ParameterDescription.AbstractBase implements InDefinedShape {
@Override
public InDefinedShape asDefined() {
return this;
}
}
}
/**
* A base implementation of a method parameter description.
*/
abstract class AbstractBase extends ModifierReviewable.AbstractBase implements ParameterDescription {
@Override
public String getName() {
return NAME_PREFIX.concat(String.valueOf(getIndex()));
}
@Override
public String getInternalName() {
return getName();
}
@Override
public String getActualName() {
return isNamed() ? getName() : EMPTY_NAME;
}
@Override
public int getModifiers() {
return EMPTY_MASK;
}
@Override
public int getOffset() {
TypeList parameterType = getDeclaringMethod().getParameters().asTypeList().asErasures();
int offset = getDeclaringMethod().isStatic() ? StackSize.ZERO.getSize() : StackSize.SINGLE.getSize();
for (int i = 0; i < getIndex(); i++) {
offset += parameterType.get(i).getStackSize().getSize();
}
return offset;
}
@Override
public Token asToken(ElementMatcher<? super TypeDescription> matcher) {
return new Token(getType().accept(new TypeDescription.Generic.Visitor.Substitutor.ForDetachment(matcher)), getDeclaredAnnotations(), isNamed() ? getName() : Token.NO_NAME, hasModifiers() ? (Integer) getModifiers() : Token.NO_MODIFIERS);
}
@Override
public boolean equals(Object other) {
if (this == other) return true;
if (!(other instanceof ParameterDescription)) return false;
ParameterDescription parameterDescription = (ParameterDescription) other;
return getDeclaringMethod().equals(parameterDescription.getDeclaringMethod()) && getIndex() == parameterDescription.getIndex();
}
@Override
public int hashCode() {
return getDeclaringMethod().hashCode() ^ getIndex();
}
@Override
public String toString() {
StringBuilder stringBuilder = new StringBuilder(Modifier.toString(getModifiers()));
if (getModifiers() != EMPTY_MASK) {
stringBuilder.append(' ');
}
stringBuilder.append(isVarArgs() ? getType().asErasure().getName().replaceFirst("\\[\\]$", "...") : getType().asErasure().getName());
return stringBuilder.append(' ').append(getName()).toString();
}
}
/**
* Description of a loaded parameter with support for the information exposed by {@code java.lang.reflect.Parameter}.
*
* @param <T> The type of the {@code java.lang.reflect.Executable} that this list represents.
*/
abstract class ForLoadedParameter<T extends AccessibleObject> extends InDefinedShape.AbstractBase {
/**
* A dispatcher for reading properties from {@code java.lang.reflect.Executable} instances.
*/
private static final Dispatcher DISPATCHER = AccessController.doPrivileged(Dispatcher.CreationAction.INSTANCE);
/**
* The {@code java.lang.reflect.Executable} for which the parameter types are described.
*/
protected final T executable;
/**
* The parameter's index.
*/
protected final int index;
/**
* Creates a new description for a loaded parameter.
*
* @param executable The {@code java.lang.reflect.Executable} for which the parameter types are described.
* @param index The parameter's index.
*/
protected ForLoadedParameter(T executable, int index) {
this.executable = executable;
this.index = index;
}
@Override
public String getName() {
return DISPATCHER.getName(executable, index);
}
@Override
public int getIndex() {
return index;
}
@Override
public boolean isNamed() {
return DISPATCHER.isNamePresent(executable, index);
}
@Override
public int getModifiers() {
return DISPATCHER.getModifiers(executable, index);
}
@Override
public boolean hasModifiers() {
// Rational: If a parameter is not named despite the information being attached,
// it is synthetic, i.e. it has non-default modifiers.
return isNamed() || getModifiers() != EMPTY_MASK;
}
/**
* A dispatcher creating parameter descriptions based on the API that is available for the current JVM.
*/
protected interface Dispatcher {
/**
* Returns the given parameter's modifiers.
*
* @param executable The executable to introspect.
* @param index The parameter's index.
* @return The parameter's modifiers.
*/
int getModifiers(AccessibleObject executable, int index);
/**
* Returns {@code true} if the given parameter has an explicit name.
*
* @param executable The parameter to introspect.
* @param index The parameter's index.
* @return {@code true} if the given parameter has an explicit name.
*/
boolean isNamePresent(AccessibleObject executable, int index);
/**
* Returns the given parameter's implicit or explicit name.
*
* @param executable The parameter to introspect.
* @param index The parameter's index.
* @return The parameter's name.
*/
String getName(AccessibleObject executable, int index);
/**
* A creation action for a dispatcher.
*/
enum CreationAction implements PrivilegedAction<Dispatcher> {
/**
* The singleton instance.
*/
INSTANCE;
@Override
public Dispatcher run() {
try {
Class<?> executableType = Class.forName("java.lang.reflect.Executable");
Class<?> parameterType = Class.forName("java.lang.reflect.Parameter");
return new Dispatcher.ForJava8CapableVm(executableType.getMethod("getParameters"), parameterType.getMethod("getName"), parameterType.getMethod("isNamePresent"), parameterType.getMethod("getModifiers"));
} catch (Exception ignored) {
return Dispatcher.ForLegacyVm.INSTANCE;
}
}
}
/**
* A dispatcher for VMs that support the {@code java.lang.reflect.Parameter} API for Java 8+.
*/
class ForJava8CapableVm implements Dispatcher {
/**
* A reference to {@code java.lang.reflect.Executable#getParameters}.
*/
private final Method getParameters;
/**
* A reference to {@code java.lang.reflect.Parameter#getName}.
*/
private final Method getName;
/**
* A reference to {@code java.lang.reflect.Parameter#isNamePresent}.
*/
private final Method isNamePresent;
/**
* A reference to {@code java.lang.reflect.Parameter#getModifiers}.
*/
private final Method getModifiers;
/**
* Creates a new dispatcher for a modern VM.
*
* @param getParameters A reference to {@code java.lang.reflect.Executable#getTypeArguments}.
* @param getName A reference to {@code java.lang.reflect.Parameter#getName}.
* @param isNamePresent A reference to {@code java.lang.reflect.Parameter#isNamePresent}.
* @param getModifiers A reference to {@code java.lang.reflect.Parameter#getModifiers}.
*/
protected ForJava8CapableVm(Method getParameters, Method getName, Method isNamePresent, Method getModifiers) {
this.getParameters = getParameters;
this.getName = getName;
this.isNamePresent = isNamePresent;
this.getModifiers = getModifiers;
}
@Override
public int getModifiers(AccessibleObject executable, int index) {
try {
return (Integer) getModifiers.invoke(getParameter(executable, index));
} catch (IllegalAccessException exception) {
throw new IllegalStateException("Cannot access java.lang.reflect.Parameter#getModifiers", exception);
} catch (InvocationTargetException exception) {
throw new IllegalStateException("Error invoking java.lang.reflect.Parameter#getModifiers", exception.getCause());
}
}
@Override
public boolean isNamePresent(AccessibleObject executable, int index) {
try {
return (Boolean) isNamePresent.invoke(getParameter(executable, index));
} catch (IllegalAccessException exception) {
throw new IllegalStateException("Cannot access java.lang.reflect.Parameter#isNamePresent", exception);
} catch (InvocationTargetException exception) {
throw new IllegalStateException("Error invoking java.lang.reflect.Parameter#isNamePresent", exception.getCause());
}
}
@Override
public String getName(AccessibleObject executable, int index) {
try {
return (String) getName.invoke(getParameter(executable, index));
} catch (IllegalAccessException exception) {
throw new IllegalStateException("Cannot access java.lang.reflect.Parameter#getName", exception);
} catch (InvocationTargetException exception) {
throw new IllegalStateException("Error invoking java.lang.reflect.Parameter#getName", exception.getCause());
}
}
/**
* Returns the {@code java.lang.reflect.Parameter} of an executable at a given index.
*
* @param executable The executable for which a parameter should be read.
* @param index The index of the parameter.
* @return The parameter for the given index.
*/
private Object getParameter(AccessibleObject executable, int index) {
try {
return Array.get(getParameters.invoke(executable), index);
} catch (IllegalAccessException exception) {
throw new IllegalStateException("Cannot access java.lang.reflect.Executable#getParameters", exception);
} catch (InvocationTargetException exception) {
throw new IllegalStateException("Error invoking java.lang.reflect.Executable#getParameters", exception.getCause());
}
}
@java.lang.Override
@java.lang.SuppressWarnings("all")
@javax.annotation.Generated("lombok")
public boolean equals(final java.lang.Object o) {
if (o == this) return true;
if (!(o instanceof ParameterDescription.ForLoadedParameter.Dispatcher.ForJava8CapableVm)) return false;
final ParameterDescription.ForLoadedParameter.Dispatcher.ForJava8CapableVm other = (ParameterDescription.ForLoadedParameter.Dispatcher.ForJava8CapableVm) o;
if (!other.canEqual((java.lang.Object) this)) return false;
final java.lang.Object this$getParameters = this.getParameters;
final java.lang.Object other$getParameters = other.getParameters;
if (this$getParameters == null ? other$getParameters != null : !this$getParameters.equals(other$getParameters)) return false;
final java.lang.Object this$getName = this.getName;
final java.lang.Object other$getName = other.getName;
if (this$getName == null ? other$getName != null : !this$getName.equals(other$getName)) return false;
final java.lang.Object this$isNamePresent = this.isNamePresent;
final java.lang.Object other$isNamePresent = other.isNamePresent;
if (this$isNamePresent == null ? other$isNamePresent != null : !this$isNamePresent.equals(other$isNamePresent)) return false;
final java.lang.Object this$getModifiers = this.getModifiers;
final java.lang.Object other$getModifiers = other.getModifiers;
if (this$getModifiers == null ? other$getModifiers != null : !this$getModifiers.equals(other$getModifiers)) return false;
return true;
}
@java.lang.SuppressWarnings("all")
@javax.annotation.Generated("lombok")
protected boolean canEqual(final java.lang.Object other) {
return other instanceof ParameterDescription.ForLoadedParameter.Dispatcher.ForJava8CapableVm;
}
@java.lang.Override
@java.lang.SuppressWarnings("all")
@javax.annotation.Generated("lombok")
public int hashCode() {
final int PRIME = 59;
int result = 1;
final java.lang.Object $getParameters = this.getParameters;
result = result * PRIME + ($getParameters == null ? 43 : $getParameters.hashCode());
final java.lang.Object $getName = this.getName;
result = result * PRIME + ($getName == null ? 43 : $getName.hashCode());
final java.lang.Object $isNamePresent = this.isNamePresent;
result = result * PRIME + ($isNamePresent == null ? 43 : $isNamePresent.hashCode());
final java.lang.Object $getModifiers = this.getModifiers;
result = result * PRIME + ($getModifiers == null ? 43 : $getModifiers.hashCode());
return result;
}
}
/**
* A dispatcher for a legacy VM that does not know the {@code java.lang.reflect.Parameter} type that only throws
* exceptions on any property extraction.
*/
enum ForLegacyVm implements Dispatcher {
/**
* The singleton instance.
*/
INSTANCE;
@Override
public int getModifiers(AccessibleObject executable, int index) {
throw new IllegalStateException("Cannot dispatch method for java.lang.reflect.Parameter");
}
@Override
public boolean isNamePresent(AccessibleObject executable, int index) {
throw new IllegalStateException("Cannot dispatch method for java.lang.reflect.Parameter");
}
@Override
public String getName(AccessibleObject executable, int index) {
throw new IllegalStateException("Cannot dispatch method for java.lang.reflect.Parameter");
}
}
}
/**
* A description of a loaded {@link Method} parameter for a modern VM.
*/
protected static class OfMethod extends ForLoadedParameter<Method> {
/**
* Creates a new description for a loaded method.
*
* @param method The method for which a parameter is represented.
* @param index The index of the parameter.
*/
protected OfMethod(Method method, int index) {
super(method, index);
}
@Override
public MethodDescription.InDefinedShape getDeclaringMethod() {
return new MethodDescription.ForLoadedMethod(executable);
}
@Override
public TypeDescription.Generic getType() {
return new TypeDescription.Generic.LazyProjection.OfMethodParameter(executable, index, executable.getParameterTypes());
}
@Override
public AnnotationList getDeclaredAnnotations() {
return new AnnotationList.ForLoadedAnnotations(executable.getParameterAnnotations()[index]);
}
}
/**
* A description of a loaded {@link Constructor} parameter for a modern VM.
*/
protected static class OfConstructor extends ForLoadedParameter<Constructor<?>> {
/**
* Creates a new description for a loaded constructor.
*
* @param constructor The constructor for which a parameter is represented.
* @param index The index of the parameter.
*/
protected OfConstructor(Constructor<?> constructor, int index) {
super(constructor, index);
}
@Override
public MethodDescription.InDefinedShape getDeclaringMethod() {
return new MethodDescription.ForLoadedConstructor(executable);
}
@Override
public TypeDescription.Generic getType() {
return new TypeDescription.Generic.LazyProjection.OfConstructorParameter(executable, index, executable.getParameterTypes());
}
@Override
public AnnotationList getDeclaredAnnotations() {
return new AnnotationList.ForLoadedAnnotations(executable.getParameterAnnotations()[index]);
}
}
/**
* Description of a loaded method's parameter on a virtual machine where {@code java.lang.reflect.Parameter}
* is not available.
*/
protected static class OfLegacyVmMethod extends InDefinedShape.AbstractBase {
/**
* The method that declares this parameter.
*/
private final Method method;
/**
* The index of this parameter.
*/
private final int index;
/**
* The type erasures of the represented method.
*/
private final Class<?>[] parameterType;
/**
* The annotations of the represented method's parameters.
*/
private final Annotation[][] parameterAnnotation;
/**
* Creates a legacy representation of a method's parameter.
*
* @param method The method that declares this parameter.
* @param index The index of this parameter.
* @param parameterType The type erasures of the represented method.
* @param parameterAnnotation The annotations of the represented method's parameters.
*/
protected OfLegacyVmMethod(Method method, int index, Class<?>[] parameterType, Annotation[][] parameterAnnotation) {
this.method = method;
this.index = index;
this.parameterType = parameterType;
this.parameterAnnotation = parameterAnnotation;
}
@Override
public TypeDescription.Generic getType() {
return new TypeDescription.Generic.LazyProjection.OfMethodParameter(method, index, parameterType);
}
@Override
public MethodDescription.InDefinedShape getDeclaringMethod() {
return new MethodDescription.ForLoadedMethod(method);
}
@Override
public int getIndex() {
return index;
}
@Override
public boolean isNamed() {
return false;
}
@Override
public boolean hasModifiers() {
return false;
}
@Override
public AnnotationList getDeclaredAnnotations() {
return new AnnotationList.ForLoadedAnnotations(parameterAnnotation[index]);
}
}
/**
* Description of a loaded constructor's parameter on a virtual machine where {@code java.lang.reflect.Parameter}
* is not available.
*/
protected static class OfLegacyVmConstructor extends InDefinedShape.AbstractBase {
/**
* The method that declares this parameter.
*/
private final Constructor<?> constructor;
/**
* The index of this parameter.
*/
private final int index;
/**
* The type erasures of the represented method.
*/
private final Class<?>[] parameterType;
/**
* The annotations of this parameter.
*/
private final Annotation[][] parameterAnnotation;
/**
* Creates a legacy representation of a method's parameter.
*
* @param constructor The constructor that declares this parameter.
* @param index The index of this parameter.
* @param parameterType The type erasures of the represented method.
* @param parameterAnnotation An array of all parameter annotations of the represented method.
*/
protected OfLegacyVmConstructor(Constructor<?> constructor, int index, Class<?>[] parameterType, Annotation[][] parameterAnnotation) {
this.constructor = constructor;
this.index = index;
this.parameterType = parameterType;
this.parameterAnnotation = parameterAnnotation;
}
@Override
public TypeDescription.Generic getType() {
return new TypeDescription.Generic.LazyProjection.OfConstructorParameter(constructor, index, parameterType);
}
@Override
public MethodDescription.InDefinedShape getDeclaringMethod() {
return new MethodDescription.ForLoadedConstructor(constructor);
}
@Override
public int getIndex() {
return index;
}
@Override
public boolean isNamed() {
return false;
}
@Override
public boolean hasModifiers() {
return false;
}
@Override
public AnnotationList getDeclaredAnnotations() {
return new AnnotationList.ForLoadedAnnotations(parameterAnnotation[index]);
}
}
}
/**
* A latent description of a parameter that is not attached to a method or constructor.
*/
class Latent extends InDefinedShape.AbstractBase {
/**
* The method that is declaring the parameter.
*/
private final MethodDescription.InDefinedShape declaringMethod;
/**
* The type of the parameter.
*/
private final TypeDescription.Generic parameterType;
/**
* The annotations of the parameter.
*/
private final List<? extends AnnotationDescription> declaredAnnotations;
/**
* The name of the parameter or {@code null} if no name is explicitly defined.
*/
private final String name;
/**
* The modifiers of the parameter or {@code null} if no modifiers are explicitly defined.
*/
private final Integer modifiers;
/**
* The index of the parameter.
*/
private final int index;
/**
* The parameter's offset in the local method variables array.
*/
private final int offset;
/**
* Creates a latent parameter description. All provided types are attached to this instance before they are returned.
*
* @param declaringMethod The method that is declaring the parameter.
* @param token The token describing the shape of the parameter.
* @param index The index of the parameter.
* @param offset The parameter's offset in the local method variables array.
*/
public Latent(MethodDescription.InDefinedShape declaringMethod, Token token, int index, int offset) {
this(declaringMethod, token.getType(), token.getAnnotations(), token.getName(), token.getModifiers(), index, offset);
}
/**
* Creates a new latent parameter descriptions for a parameter without explicit meta data or annotations.
*
* @param declaringMethod The method declaring this parameter.
* @param parameterType The type of the parameter.
* @param index The index of the parameter.
* @param offset The offset of the parameter.
*/
public Latent(MethodDescription.InDefinedShape declaringMethod, TypeDescription.Generic parameterType, int index, int offset) {
this(declaringMethod, parameterType, Collections.<AnnotationDescription>emptyList(), Token.NO_NAME, Token.NO_MODIFIERS, index, offset);
}
/**
* Creates a latent parameter description. All provided types are attached to this instance before they are returned.
*
* @param declaringMethod The method that is declaring the parameter.
* @param parameterType The parameter's type.
* @param declaredAnnotations The annotations of the parameter.
* @param name The name of the parameter or {@code null} if no name is explicitly defined.
* @param modifiers The modifiers of the parameter or {@code null} if no modifiers are explicitly defined.
* @param index The index of the parameter.
* @param offset The parameter's offset in the local method variables array.
*/
public Latent(MethodDescription.InDefinedShape declaringMethod, TypeDescription.Generic parameterType, List<? extends AnnotationDescription> declaredAnnotations, String name, Integer modifiers, int index, int offset) {
this.declaringMethod = declaringMethod;
this.parameterType = parameterType;
this.declaredAnnotations = declaredAnnotations;
this.name = name;
this.modifiers = modifiers;
this.index = index;
this.offset = offset;
}
@Override
public TypeDescription.Generic getType() {
return parameterType.accept(TypeDescription.Generic.Visitor.Substitutor.ForAttachment.of(this));
}
@Override
public MethodDescription.InDefinedShape getDeclaringMethod() {
return declaringMethod;
}
@Override
public int getIndex() {
return index;
}
@Override
public int getOffset() {
return offset;
}
@Override
public boolean isNamed() {
return name != null;
}
@Override
public boolean hasModifiers() {
return modifiers != null;
}
@Override
public String getName() {
return isNamed() ? name : super.getName();
}
@Override
public int getModifiers() {
return hasModifiers() ? modifiers : super.getModifiers();
}
@Override
public AnnotationList getDeclaredAnnotations() {
return new AnnotationList.Explicit(declaredAnnotations);
}
}
/**
* <p>
* A parameter description that represents a given parameter but with a substituted parameter type.
* </p>
* <p>
* <b>Note</b>: The supplied visitor must assure to not substitute
* </p>
*/
class TypeSubstituting extends AbstractBase implements InGenericShape {
/**
* The method that declares this type-substituted parameter.
*/
private final MethodDescription.InGenericShape declaringMethod;
/**
* The represented parameter.
*/
private final ParameterDescription parameterDescription;
/**
* A visitor that is applied to the parameter type.
*/
private final TypeDescription.Generic.Visitor<? extends TypeDescription.Generic> visitor;
/**
* Creates a new type substituting parameter.
*
* @param declaringMethod The method that declares this type-substituted parameter.
* @param parameterDescription The represented parameter.
* @param visitor A visitor that is applied to the parameter type.
*/
public TypeSubstituting(MethodDescription.InGenericShape declaringMethod, ParameterDescription parameterDescription, TypeDescription.Generic.Visitor<? extends TypeDescription.Generic> visitor) {
this.declaringMethod = declaringMethod;
this.parameterDescription = parameterDescription;
this.visitor = visitor;
}
@Override
public TypeDescription.Generic getType() {
return parameterDescription.getType().accept(visitor);
}
@Override
public MethodDescription.InGenericShape getDeclaringMethod() {
return declaringMethod;
}
@Override
public int getIndex() {
return parameterDescription.getIndex();
}
@Override
public boolean isNamed() {
return parameterDescription.isNamed();
}
@Override
public boolean hasModifiers() {
return parameterDescription.hasModifiers();
}
@Override
public int getOffset() {
return parameterDescription.getOffset();
}
@Override
public String getName() {
return parameterDescription.getName();
}
@Override
public int getModifiers() {
return parameterDescription.getModifiers();
}
@Override
public AnnotationList getDeclaredAnnotations() {
return parameterDescription.getDeclaredAnnotations();
}
@Override
public InDefinedShape asDefined() {
return parameterDescription.asDefined();
}
}
/**
* A token representing a parameter's properties detached from a type.
*/
class Token implements ByteCodeElement.Token<Token> {
/**
* Indicator for a method parameter without an explicit name.
*/
public static final String NO_NAME = null;
/**
* Indicator for a method parameter without explicit modifiers.
*/
public static final Integer NO_MODIFIERS = null;
/**
* The type of the represented parameter.
*/
private final TypeDescription.Generic type;
/**
* A list of parameter annotations.
*/
private final List<? extends AnnotationDescription> annotations;
/**
* The name of the parameter or {@code null} if no explicit name is defined.
*/
private final String name;
/**
* The modifiers of the parameter or {@code null} if no explicit modifiers is defined.
*/
private final Integer modifiers;
/**
* Creates a new parameter token without an explicit name, an explicit modifier or annotations.
* The parameter type must be represented in its detached format.
*
* @param type The type of the represented parameter.
*/
public Token(TypeDescription.Generic type) {
this(type, Collections.<AnnotationDescription>emptyList());
}
/**
* Creates a new parameter token without an explicit name or an explicit modifier. The parameter type must be represented in its detached format.
*
* @param type The type of the represented parameter.
* @param annotations The annotations of the parameter.
*/
public Token(TypeDescription.Generic type, List<? extends AnnotationDescription> annotations) {
this(type, annotations, NO_NAME, NO_MODIFIERS);
}
/**
* Creates a parameter token without annotations. The parameter type must be represented in its detached format.
*
* @param type The type of the represented parameter.
* @param name The name of the parameter or {@code null} if no explicit name is defined.
* @param modifiers The modifiers of the parameter or {@code null} if no explicit modifiers is defined.
*/
public Token(TypeDescription.Generic type, String name, Integer modifiers) {
this(type, Collections.<AnnotationDescription>emptyList(), name, modifiers);
}
/**
* Creates a new parameter token. The parameter type must be represented in its detached format.
*
* @param type The type of the represented parameter.
* @param annotations The annotations of the parameter.
* @param name The name of the parameter or {@code null} if no explicit name is defined.
* @param modifiers The modifiers of the parameter or {@code null} if no explicit modifiers is defined.
*/
public Token(TypeDescription.Generic type, List<? extends AnnotationDescription> annotations, String name, Integer modifiers) {
this.type = type;
this.annotations = annotations;
this.name = name;
this.modifiers = modifiers;
}
/**
* Returns the type of the represented method parameter.
*
* @return The type of the represented method parameter.
*/
public TypeDescription.Generic getType() {
return type;
}
/**
* Returns the annotations of the represented method parameter.
*
* @return The annotations of the represented method parameter.
*/
public AnnotationList getAnnotations() {
return new AnnotationList.Explicit(annotations);
}
/**
* Returns the name of the represented method parameter.
*
* @return The name of the parameter or {@code null} if no explicit name is defined.
*/
public String getName() {
return name;
}
/**
* Returns the modifiers of the represented method parameter.
*
* @return The modifiers of the parameter or {@code null} if no explicit modifiers is defined.
*/
public Integer getModifiers() {
return modifiers;
}
@Override
public Token accept(TypeDescription.Generic.Visitor<? extends TypeDescription.Generic> visitor) {
return new Token(type.accept(visitor), annotations, name, modifiers);
}
@Override
public boolean equals(Object other) {
if (this == other) return true;
if (!(other instanceof Token)) return false;
Token token = (Token) other;
return type.equals(token.type) && annotations.equals(token.annotations) && (name != null ? name.equals(token.name) : token.name == null) && (modifiers != null ? modifiers.equals(token.modifiers) : token.modifiers == null);
}
@Override
public int hashCode() {
int result = type.hashCode();
result = 31 * result + annotations.hashCode();
result = 31 * result + (name != null ? name.hashCode() : 0);
result = 31 * result + (modifiers != null ? modifiers.hashCode() : 0);
return result;
}
@Override
public String toString() {
return "ParameterDescription.Token{" + "type=" + type + ", annotations=" + annotations + ", name=\'" + name + '\'' + ", modifiers=" + modifiers + '}';
}
/**
* A list of types represented as a list of parameter tokens.
*/
public static class TypeList extends AbstractList<Token> {
/**
* The list of types to represent as parameter tokens.
*/
private final List<? extends TypeDefinition> typeDescriptions;
/**
* Creates a new list of types that represent parameters.
*
* @param typeDescriptions The types to represent.
*/
public TypeList(List<? extends TypeDefinition> typeDescriptions) {
this.typeDescriptions = typeDescriptions;
}
@Override
public Token get(int index) {
return new Token(typeDescriptions.get(index).asGenericType());
}
@Override
public int size() {
return typeDescriptions.size();
}
}
}
}