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/*
* Copyright (C) 2007-2010 Júlio Vilmar Gesser.
* Copyright (C) 2011, 2013-2016 The JavaParser Team.
*
* This file is part of JavaParser.
*
* JavaParser can be used either under the terms of
* a) the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* b) the terms of the Apache License
*
* You should have received a copy of both licenses in LICENCE.LGPL and
* LICENCE.APACHE. Please refer to those files for details.
*
* JavaParser is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*/
package com.github.javaparser.ast.nodeTypes;
import com.github.javaparser.ast.Node;
import com.github.javaparser.ast.NodeList;
import com.github.javaparser.ast.body.Parameter;
import com.github.javaparser.ast.type.Type;
import java.util.Optional;
import java.util.stream.Stream;
import static com.github.javaparser.JavaParser.parseType;
import static java.util.stream.Collectors.toSet;
public interface NodeWithParameters<N extends Node> {
NodeList<Parameter> getParameters();
default Parameter getParameter(int i) {
return getParameters().get(i);
}
void tryAddImportToParentCompilationUnit(Class<?> clazz);
@SuppressWarnings("unchecked")
default N setParameter(int i, Parameter parameter) {
getParameters().set(i, parameter);
return (N) this;
}
N setParameters(NodeList<Parameter> parameters);
default N addParameter(Type type, String name) {
return addParameter(new Parameter(type, name));
}
default N addParameter(Class<?> paramClass, String name) {
tryAddImportToParentCompilationUnit(paramClass);
return addParameter(parseType(paramClass.getSimpleName()), name);
}
/**
* Remember to import the class in the compilation unit yourself
*
* @param className the name of the class, ex : org.test.Foo or Foo if you added manually the import
* @param name the name of the parameter
*/
default N addParameter(String className, String name) {
return addParameter(parseType(className), name);
}
@SuppressWarnings("unchecked")
default N addParameter(Parameter parameter) {
getParameters().add(parameter);
return (N) this;
}
default Parameter addAndGetParameter(Type type, String name) {
return addAndGetParameter(new Parameter(type, name));
}
default Parameter addAndGetParameter(Class<?> paramClass, String name) {
tryAddImportToParentCompilationUnit(paramClass);
return addAndGetParameter(parseType(paramClass.getSimpleName()), name);
}
/**
* Remember to import the class in the compilation unit yourself
*
* @param className the name of the class, ex : org.test.Foo or Foo if you added manually the import
* @param name the name of the parameter
* @return the {@link Parameter} created
*/
default Parameter addAndGetParameter(String className, String name) {
return addAndGetParameter(parseType(className), name);
}
default Parameter addAndGetParameter(Parameter parameter) {
getParameters().add(parameter);
return parameter;
}
/**
* Try to find a {@link Parameter} by its name
*
* @param name the name of the param
* @return null if not found, the param found otherwise
*/
default Optional<Parameter> getParameterByName(String name) {
return getParameters().stream()
.filter(p -> p.getNameAsString().equals(name)).findFirst();
}
/**
* Try to find a {@link Parameter} by its type
*
* @param type the type of the param
* @return null if not found, the param found otherwise
*/
default Optional<Parameter> getParameterByType(String type) {
return getParameters().stream()
.filter(p -> p.getType().toString().equals(type)).findFirst();
}
/**
* Try to find a {@link Parameter} by its type
*
* @param type the type of the param <b>take care about generics, it wont work</b>
* @return null if not found, the param found otherwise
*/
default Optional<Parameter> getParameterByType(Class<?> type) {
return getParameters().stream()
.filter(p -> p.getType().toString().equals(type.getSimpleName())).findFirst();
}
/**
* Check if the parameters have certain types.
*
* @param paramTypes the types of parameters like "Map<Integer,String>","int" to match<br> void
* foo(Map<Integer,String> myMap,int number)
* @return true if all parameters match
*/
default boolean hasParametersOfType(String... paramTypes) {
return getParameters().stream()
.map(p -> p.getType().toString())
.collect(toSet())
.equals(Stream.of(paramTypes).collect(toSet()));
}
/**
* Check if the parameters have certain types. Note that this is a match in SimpleName, so "java.awt.List" and
* "java.util.List" are identical to this algorithm.
*
* @param paramTypes the types of parameters like "Map<Integer,String>","int" to match<br> void
* foo(Map<Integer,String> myMap,int number)
* @return true if all parameters match
*/
default boolean hasParametersOfType(Class<?>... paramTypes) {
return getParameters().stream().map(p -> p.getType().toString())
.collect(toSet())
.equals(Stream.of(paramTypes).map(Class::getSimpleName).collect(toSet()));
}
}
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