com.speedment.common.codegen.internal.model.InitializerImpl 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;
import com.speedment.common.codegen.model.Initializer;
import com.speedment.common.codegen.model.modifier.Modifier;
import com.speedment.common.codegen.model.trait.HasInitializers;
import java.util.ArrayList;
import java.util.EnumSet;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.Set;
import static java.util.Objects.requireNonNull;
/**
* This is the default implementation of the {@link Initializer} interface.
* This class should not be instantiated directly. Instead you should call the
* {@link Initializer#of()} method to get an instance. In that way,
* you can later change the implementing class without modifying the using code.
*
* @author Emil Forslund
* @see Initializer
*/
public final class InitializerImpl implements Initializer {
private HasInitializers parent;
private final List imports;
private final List code;
private final Set modifiers;
/**
* Initializes this initializer.
*
* Warning! This class should not be instantiated directly but using
* the {@link Initializer#of()} method!
*/
public InitializerImpl() {
code = new ArrayList<>();
imports = new ArrayList<>();
modifiers = EnumSet.noneOf(Modifier.class);
}
/**
* Copy constructor.
*
* @param prototype the prototype
*/
protected InitializerImpl(Initializer prototype) {
requireNonNull(prototype);
code = Copier.copy(prototype.getCode(), c -> c);
imports = Copier.copy(prototype.getImports());
modifiers = Copier.copy(prototype.getModifiers(), c -> c);
}
@Override
public Initializer setParent(HasInitializers parent) {
this.parent = parent;
return this;
}
@Override
public Optional> getParent() {
return Optional.ofNullable(parent);
}
@Override
public List getImports() {
return imports;
}
@Override
public List getCode() {
return code;
}
@Override
public Set getModifiers() {
return modifiers;
}
@Override
public InitializerImpl copy() {
return new InitializerImpl(this);
}
@Override
public int hashCode() {
int hash = 7;
hash = 67 * hash + Objects.hashCode(this.code);
hash = 67 * hash + Objects.hashCode(this.modifiers);
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 InitializerImpl other = (InitializerImpl) obj;
if (!Objects.equals(this.code, other.code)) {
return false;
}
return Objects.equals(this.modifiers, other.modifiers);
}
}