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/*
* ============LICENSE_START=======================================================
* PNF-REGISTRATION-HANDLER
* ================================================================================
* Copyright (C) 2018 Nokia. 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.
* ============LICENSE_END=========================================================
*/
package org.onap.pnfsimulator.simulator.keywords;
import io.vavr.Function1;
import io.vavr.Function2;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.stream.Collectors;
import lombok.Getter;
@Getter
public class Keyword {
protected static final String LETTERS_REGEX = "([a-zA-Z]+)";
protected static final String NONLETTERS_REGEX = "([^a-zA-Z]+)";
protected static final Function1<String, String> OPTIONAL =
regex -> regex + "?";
private final String name;
private final List<String> meaningfulParts;
public static final Function2<Keyword, String, Boolean> IS_MATCHING_KEYWORD_NAME = (keyword, key) ->
keyword != null && keyword.getName() != null && keyword.getName().equals(key);
/**
* Returns list of independent parts inside the keyword. Current implementation assumes that customer can join keywords with integer values, so
* keyword is decomposed to parts then some parts of the keyword is skipped because of replacement process.
*
* @param matcher - Matcher to check find independent groups inside the keyword
* @param skipGroups Informs this method about which groups should be consider as part of the replacement process
* @return list of independent parts inside the keywords
*/
static List<String> extractPartsFrom(Matcher matcher, List<Integer> skipGroups) {
List<String> parts = new ArrayList<>();
for (int i = 1; i <= matcher.groupCount(); i++) {
if (matcher.group(i) != null && !skipGroups.contains(i)) {
parts.add(matcher.group(i));
}
}
return parts;
}
Keyword(String name, List<String> meaningfulParts) {
this.name = name;
this.meaningfulParts = meaningfulParts;
}
public String substituteKeyword(String substitution) {
return meaningfulParts.stream()
.map(part -> part.equals(name) ? substitution : part)
.collect(Collectors.joining());
}
}
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