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/*
* Copyright 2016 Federico Tomassetti
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.github.javaparser.symbolsolver.reflectionmodel;
import com.github.javaparser.ast.AccessSpecifier;
import com.github.javaparser.resolution.declarations.ResolvedClassDeclaration;
import com.github.javaparser.resolution.declarations.ResolvedConstructorDeclaration;
import com.github.javaparser.resolution.declarations.ResolvedParameterDeclaration;
import com.github.javaparser.resolution.declarations.ResolvedTypeParameterDeclaration;
import com.github.javaparser.resolution.types.ResolvedType;
import com.github.javaparser.symbolsolver.model.resolution.TypeSolver;
import java.lang.reflect.Constructor;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
/**
* @author Fred Lefévère-Laoide
*/
public class ReflectionConstructorDeclaration implements ResolvedConstructorDeclaration {
private Constructor<?> constructor;
private TypeSolver typeSolver;
public ReflectionConstructorDeclaration(Constructor<?> constructor,
TypeSolver typeSolver) {
this.constructor = constructor;
this.typeSolver = typeSolver;
}
@Override
public ResolvedClassDeclaration declaringType() {
return new ReflectionClassDeclaration(constructor.getDeclaringClass(), typeSolver);
}
@Override
public int getNumberOfParams() {
return constructor.getParameterCount();
}
@Override
public ResolvedParameterDeclaration getParam(int i) {
if (i < 0 || i >= getNumberOfParams()) {
throw new IllegalArgumentException(String.format("No param with index %d. Number of params: %d", i, getNumberOfParams()));
}
boolean variadic = false;
if (constructor.isVarArgs()) {
variadic = i == (constructor.getParameterCount() - 1);
}
return new ReflectionParameterDeclaration(constructor.getParameterTypes()[i], constructor.getGenericParameterTypes()[i], typeSolver, variadic);
}
@Override
public String getName() {
return constructor.getName();
}
@Override
public AccessSpecifier accessSpecifier() {
return ReflectionFactory.modifiersToAccessLevel(constructor.getModifiers());
}
@Override
public List<ResolvedTypeParameterDeclaration> getTypeParameters() {
return Arrays.stream(constructor.getTypeParameters()).map((refTp) -> new ReflectionTypeParameter(refTp, false, typeSolver)).collect(Collectors.toList());
}
@Override
public int getNumberOfSpecifiedExceptions() {
return this.constructor.getExceptionTypes().length;
}
@Override
public ResolvedType getSpecifiedException(int index) {
if (index < 0 || index >= getNumberOfSpecifiedExceptions()) {
throw new IllegalArgumentException();
}
return ReflectionFactory.typeUsageFor(this.constructor.getExceptionTypes()[index], typeSolver);
}
}
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