com.speedment.common.codegen.internal.model.MethodImpl Maven / Gradle / Ivy
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/*
*
* Copyright (c) 2006-2019, Speedment, Inc. All Rights Reserved.
*
* 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.speedment.common.codegen.internal.model;
import com.speedment.common.codegen.internal.util.Copier;
import com.speedment.common.codegen.model.*;
import com.speedment.common.codegen.model.modifier.Modifier;
import com.speedment.common.codegen.model.trait.HasMethods;
import java.lang.reflect.Type;
import java.util.*;
import static java.util.Objects.requireNonNull;
/**
* This is the default implementation of the {@link Method} interface. This
* class should not be instantiated directly. Instead you should call the
* {@link Method#of(String, Type)} method to get an instance. In that way, you
* can later change the implementing class without modifying the using code.
*
* @author Emil Forslund
* @see Method
*/
public final class MethodImpl implements Method {
private HasMethods parent;
private String name;
private Type type;
private Javadoc javadoc;
private final List annotations;
private final List imports;
private final List generics;
private final List params;
private final List code;
private final Set modifiers;
private final Set exceptions;
/**
* Initializes this method using a name and a type.
*
* Warning! This class should not be instantiated directly but using
* the {@link Method#of(String, Type)} method!
*
* @param name the name
* @param type the type
*/
public MethodImpl(String name, Type type) {
this.name = requireNonNull(name);
this.type = requireNonNull(type);
this.javadoc = null;
this.annotations = new ArrayList<>();
this.imports = new ArrayList<>();
this.generics = new ArrayList<>();
this.params = new ArrayList<>();
this.code = new ArrayList<>();
this.modifiers = EnumSet.noneOf(Modifier.class);
this.exceptions = new HashSet<>();
}
/**
* Copy constructor.
*
* @param prototype the prototype
*/
protected MethodImpl(final Method prototype) {
parent = prototype.getParent().orElse(null);
name = requireNonNull(prototype).getName();
type = requireNonNull(prototype.getType());
javadoc = prototype.getJavadoc().map(Copier::copy).orElse(null);
annotations = Copier.copy(prototype.getAnnotations());
imports = Copier.copy(prototype.getImports());
generics = Copier.copy(prototype.getGenerics());
params = Copier.copy(prototype.getFields());
code = Copier.copy(prototype.getCode(), s -> s);
modifiers = Copier.copy(prototype.getModifiers(), c -> c.copy(), EnumSet.noneOf(Modifier.class));
exceptions = new HashSet<>(prototype.getExceptions());
}
@Override
public Method setParent(HasMethods parent) {
this.parent = parent;
return this;
}
@Override
public Optional> getParent() {
return Optional.ofNullable(parent);
}
@Override
public String getName() {
return name;
}
@Override
public Method setName(String name) {
this.name = requireNonNull(name);
return this;
}
@Override
public List getImports() {
return imports;
}
@Override
public Type getType() {
return type;
}
@Override
public Method set(Type type) {
this.type = requireNonNull(type);
return this;
}
@Override
public List getFields() {
return params;
}
@Override
public List getCode() {
return code;
}
@Override
public Set getModifiers() {
return modifiers;
}
@Override
public Method set(Javadoc doc) {
javadoc = doc.setParent(this);
return this;
}
@Override
public Optional getJavadoc() {
return Optional.ofNullable(javadoc);
}
@Override
public List getAnnotations() {
return annotations;
}
@Override
public List getGenerics() {
return generics;
}
@Override
public Set getExceptions() {
return exceptions;
}
@Override
public MethodImpl copy() {
return new MethodImpl(this);
}
@Override
public int hashCode() {
int hash = 7;
hash = 71 * hash + Objects.hashCode(this.name);
hash = 71 * hash + Objects.hashCode(this.type);
hash = 71 * hash + Objects.hashCode(this.javadoc);
hash = 71 * hash + Objects.hashCode(this.annotations);
hash = 71 * hash + Objects.hashCode(this.generics);
hash = 71 * hash + Objects.hashCode(this.params);
hash = 71 * hash + Objects.hashCode(this.code);
hash = 71 * hash + Objects.hashCode(this.modifiers);
hash = 71 * hash + Objects.hashCode(this.exceptions);
return hash;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final MethodImpl other = (MethodImpl) obj;
if (!Objects.equals(this.name, other.name)) {
return false;
}
if (!Objects.equals(this.type, other.type)) {
return false;
}
if (!Objects.equals(this.javadoc, other.javadoc)) {
return false;
}
if (!Objects.equals(this.annotations, other.annotations)) {
return false;
}
if (!Objects.equals(this.generics, other.generics)) {
return false;
}
if (!Objects.equals(this.params, other.params)) {
return false;
}
if (!Objects.equals(this.code, other.code)) {
return false;
}
if (!Objects.equals(this.modifiers, other.modifiers)) {
return false;
}
return Objects.equals(this.exceptions, other.exceptions);
}
}