ru.l3r8y.rule.CompositeErNamedClass Maven / Gradle / Ivy
/*
* The MIT License (MIT)
*
* Copyright (c) 2023. Ivanchuck Ivan.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package ru.l3r8y.rule;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import lombok.RequiredArgsConstructor;
import ru.l3r8y.ClassName;
import ru.l3r8y.Complaint;
import ru.l3r8y.Rule;
import ru.l3r8y.parser.ClassNames;
/*
* @todo #35 Remove code duplications.
* The CompositeErNamedClass#complaints
* and CompositeErNamedClass#checkWithErNamedClassRule
* are code duplication from CompositeMethodsContainsAssignment.
* Refactoring is necessary.
* */
/**
* Checks all java files with {@link ErNamedClass}.
*
* @since 0.1.6
*/
@RequiredArgsConstructor
public final class CompositeErNamedClass implements Rule {
/**
* The start path.
*/
private final Path start;
@Override
public Collection complaints() {
final List accum;
if (Files.exists(this.start)) {
try (Stream files = Files.walk(this.start)) {
accum = files
.filter(Files::exists)
.filter(Files::isRegularFile)
.filter(p -> p.toString().endsWith(".java"))
.map(ClassNames::new)
.map(ClassNames::all)
.map(CompositeErNamedClass::checkWithErNamedRule)
.flatMap(Collection::stream)
.collect(Collectors.toList());
} catch (final IOException ex) {
throw new IllegalStateException(
String.format(
"Error occupied while checking java sources: %s\n",
ex.getMessage()
),
ex
);
}
} else {
accum = Collections.emptyList();
}
return accum;
}
/**
* Checks with {@link ErNamedClass}.
*
* @param names Collection of class names.
* @return Collection of complaints.
*/
private static Collection checkWithErNamedRule(final Collection names) {
final Collection result;
if (names.isEmpty()) {
result = Collections.emptyList();
} else {
final Collection cmps = new ArrayList<>(0);
names.stream()
.map(ErNamedClass::new)
.map(ErNamedClass::complaints)
.forEach(cmps::addAll);
result = cmps;
}
return result;
}
}