com.speedment.common.codegen.internal.java.view.ConstructorView Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of tool-deploy Show documentation
Show all versions of tool-deploy Show documentation
A Speedment bundle that shades all dependencies into one jar. This is
useful when deploying an application on a server.
The newest version!
/*
*
* 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.java.view;
import com.speedment.common.codegen.Generator;
import com.speedment.common.codegen.Transform;
import static com.speedment.common.codegen.internal.util.CollectorUtil.joinIfNotEmpty;
import static com.speedment.common.codegen.internal.util.NullUtil.requireNonNulls;
import com.speedment.common.codegen.internal.java.view.trait.HasAnnotationUsageView;
import com.speedment.common.codegen.internal.java.view.trait.HasCodeView;
import com.speedment.common.codegen.internal.java.view.trait.HasFieldsView;
import com.speedment.common.codegen.internal.java.view.trait.HasGenericsView;
import com.speedment.common.codegen.internal.java.view.trait.HasJavadocView;
import com.speedment.common.codegen.internal.java.view.trait.HasModifiersView;
import com.speedment.common.codegen.internal.java.view.trait.HasThrowsView;
import com.speedment.common.codegen.model.Constructor;
import com.speedment.common.codegen.model.Method;
import com.speedment.common.codegen.model.trait.HasName;
import com.speedment.common.codegen.util.Formatting;
import static com.speedment.common.codegen.model.modifier.Modifier.ABSTRACT;
import static com.speedment.common.codegen.model.modifier.Modifier.PRIVATE;
import static com.speedment.common.codegen.model.modifier.Modifier.PROTECTED;
import static com.speedment.common.codegen.model.modifier.Modifier.PUBLIC;
import static com.speedment.common.codegen.util.Formatting.*;
import java.util.Optional;
import java.util.stream.Collectors;
/**
* Transforms from a {@link Constructor} to java code.
*
* @author Emil Forslund
*/
public final class ConstructorView
implements Transform,
HasThrowsView,
HasGenericsView,
HasFieldsView,
HasJavadocView,
HasAnnotationUsageView,
HasCodeView,
HasModifiersView {
@Override
public String fieldSeparator(Constructor model) {
if (model.getFields().size() >= 3
|| model.getFields().stream()
.anyMatch(f -> !f.getAnnotations().isEmpty())) {
return "," + nl() + tab() + tab();
} else return ", ";
}
@Override
public String throwsSuffix(Constructor model) {
return " ";
}
@Override
public Optional transform(Generator gen, Constructor model) {
requireNonNulls(gen, model);
return Optional.of(
renderJavadoc(gen, model) +
renderAnnotations(gen, model) +
renderModifiers(gen, model, PUBLIC, PRIVATE, PROTECTED) +
renderGenerics(gen, model) +
renderName(gen, model)
.orElseThrow(() -> new UnsupportedOperationException(
"Could not find a nameable parent of constructor."
)) +
((splitFields(model)) ? "(" + nl() + tab() + tab() : "(") +
renderFields(gen, model) + ") " +
renderThrows(gen, model) +
renderCode(gen, model)
);
}
/**
* Renders the name of this constructor. In java, this is the name of the
* class or enum that the constructor is in.
*
* @param gen the generator
* @param model the constructor
* @return the rendered name
*/
private static Optional renderName(Generator gen, Constructor model) {
requireNonNulls(gen, model);
return gen.getRenderStack()
.fromTop(HasName.class)
.map(HasName::getName)
.map(Formatting::shortName)
.findFirst();
}
private boolean splitFields(Constructor model) {
return model.getFields().size() >= 3 || model.getFields().stream()
.anyMatch(f -> !f.getAnnotations().isEmpty());
}
}