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ReflectionFactory.java
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ReflectionFactory.java
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package me.tomassetti.symbolsolver.reflectionmodel;
import me.tomassetti.symbolsolver.model.declarations.*;
import me.tomassetti.symbolsolver.model.resolution.TypeSolver;
import me.tomassetti.symbolsolver.model.usages.typesystem.*;
import me.tomassetti.symbolsolver.model.usages.typesystem.Type;
import me.tomassetti.symbolsolver.model.usages.typesystem.TypeVariable;
import java.lang.reflect.*;
public class ReflectionFactory {
public static Type typeUsageFor(Class<?> clazz, TypeSolver typeSolver) {
if (clazz.isArray()) {
return new ArrayType(typeUsageFor(clazz.getComponentType(), typeSolver));
} else if (clazz.isPrimitive()) {
if (clazz.getName().equals("void")) {
return VoidType.INSTANCE;
} else {
return PrimitiveType.byName(clazz.getName());
}
} else if (clazz.isInterface()) {
return new ReferenceTypeImpl(new ReflectionInterfaceDeclaration(clazz, typeSolver), typeSolver);
} else {
return new ReferenceTypeImpl(new ReflectionClassDeclaration(clazz, typeSolver), typeSolver);
}
}
public static Type typeUsageFor(java.lang.reflect.Type type, TypeSolver typeSolver) {
if (type instanceof java.lang.reflect.TypeVariable) {
java.lang.reflect.TypeVariable tv = (java.lang.reflect.TypeVariable) type;
boolean declaredOnClass = ((java.lang.reflect.TypeVariable) type).getGenericDeclaration() instanceof java.lang.reflect.Type;
TypeParameterDeclaration typeParameter = new ReflectionTypeParameter(tv, declaredOnClass);
return new TypeVariable(typeParameter);
} else if (type instanceof ParameterizedType) {
ParameterizedType pt = (ParameterizedType) type;
ReferenceType rawType = typeUsageFor(pt.getRawType(), typeSolver).asReferenceType();
int i = 0;
for (java.lang.reflect.Type actualTypeArgument : pt.getActualTypeArguments()) {
rawType = rawType.replaceParam(i, typeUsageFor(actualTypeArgument, typeSolver)).asReferenceType();
i++;
}
return rawType;
} else if (type instanceof Class) {
Class c = (Class) type;
if (c.isPrimitive()) {
if (c.getName().equals("void")) {
return VoidType.INSTANCE;
} else {
return PrimitiveType.byName(c.getName());
}
} else if (c.isArray()) {
return new ArrayType(typeUsageFor(c.getComponentType(), typeSolver));
} else if (c.isInterface()) {
return new ReferenceTypeImpl(new ReflectionInterfaceDeclaration(c, typeSolver), typeSolver);
} else {
return new ReferenceTypeImpl(new ReflectionClassDeclaration(c, typeSolver), typeSolver);
}
} else if (type instanceof GenericArrayType) {
GenericArrayType genericArrayType = (GenericArrayType) type;
return new ArrayType(typeUsageFor(genericArrayType.getGenericComponentType(), typeSolver));
} else if (type instanceof WildcardType) {
WildcardType wildcardType = (WildcardType) type;
if (wildcardType.getLowerBounds().length > 0 && wildcardType.getUpperBounds().length > 0) {
if (wildcardType.getUpperBounds().length == 1 && wildcardType.getUpperBounds()[0].getTypeName().equals("java.lang.Object")) {
// ok, it does not matter
}
}
if (wildcardType.getLowerBounds().length > 0) {
if (wildcardType.getLowerBounds().length > 1) {
throw new UnsupportedOperationException();
}
return Wildcard.superBound(typeUsageFor(wildcardType.getLowerBounds()[0], typeSolver));
}
if (wildcardType.getUpperBounds().length > 0) {
if (wildcardType.getUpperBounds().length > 1) {
throw new UnsupportedOperationException();
}
return Wildcard.extendsBound(typeUsageFor(wildcardType.getUpperBounds()[0], typeSolver));
}
return Wildcard.UNBOUNDED;
} else {
throw new UnsupportedOperationException(type.getClass().getCanonicalName() + " " + type);
}
}
static AccessLevel modifiersToAccessLevel(final int modifiers) {
if (Modifier.isPublic(modifiers)) {
return AccessLevel.PUBLIC;
} else if (Modifier.isProtected(modifiers)) {
return AccessLevel.PROTECTED;
} else if (Modifier.isPrivate(modifiers)) {
return AccessLevel.PRIVATE;
} else {
return AccessLevel.PACKAGE_PROTECTED;
}
}
}