io.qameta.allure.util.NamingUtils Maven / Gradle / Ivy
/*
* Copyright 2019 Qameta Software OÜ
*
* 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 io.qameta.allure.util;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.Spliterator;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.stream.Collector;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;
import static org.joor.Reflect.on;
/**
* @author charlie (Dmitry Baev).
*/
public final class NamingUtils {
private static final Logger LOGGER = LoggerFactory.getLogger(NamingUtils.class);
private static final Collector JOINER = Collectors.joining(", ", "[", "]");
private NamingUtils() {
throw new IllegalStateException("Do not instance");
}
public static String processNameTemplate(final String template, final Map params) {
final Matcher matcher = Pattern.compile("\\{([^}]*)}").matcher(template);
final StringBuffer sb = new StringBuffer();
while (matcher.find()) {
final String pattern = matcher.group(1);
final String replacement = processPattern(pattern, params).orElseGet(matcher::group);
matcher.appendReplacement(sb, Matcher.quoteReplacement(replacement));
}
matcher.appendTail(sb);
return sb.toString();
}
private static Optional processPattern(final String pattern, final Map params) {
if (pattern.isEmpty()) {
LOGGER.error("Could not process empty pattern");
return Optional.empty();
}
final String[] parts = pattern.split("\\.");
final String parameterName = parts[0];
if (!params.containsKey(parameterName)) {
LOGGER.error("Could not find parameter " + parameterName);
return Optional.empty();
}
final Object param = params.get(parameterName);
return Optional.ofNullable(extractProperties(param, parts, 1));
}
@SuppressWarnings("ReturnCount")
private static String extractProperties(final Object object, final String[] parts, final int index) {
if (Objects.isNull(object)) {
return "null";
}
if (index < parts.length) {
if (object instanceof Object[]) {
return Stream.of((Object[]) object)
.map(child -> extractProperties(child, parts, index))
.collect(JOINER);
}
if (object instanceof Iterable) {
final Spliterator iterator = ((Iterable) object).spliterator();
return StreamSupport.stream(iterator, false)
.map(child -> extractProperties(child, parts, index))
.collect(JOINER);
}
final Object child = on(object).get(parts[index]);
return extractProperties(child, parts, index + 1);
}
return ObjectUtils.toString(object);
}
}