io.jenetics.ext.internal.util.Names Maven / Gradle / Ivy
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/*
* Java Genetic Algorithm Library (jenetics-8.1.0).
* Copyright (c) 2007-2024 Franz Wilhelmstötter
*
* 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.
*
* Author:
* Franz Wilhelmstötter ([email protected])
*/
package io.jenetics.ext.internal.util;
/**
* @author Franz Wilhelmstötter
* @version 5.0
* @since 5.0
*/
public final class Names {
private Names() {
}
/**
* Checks whether the given {@code name} is a valid (Java) identifier.
*
* @param name the name to check
* @return {@code true} if the given {@code name} is a valid identifier,
* {@code false} otherwise
*/
public static boolean isIdentifier(final String name) {
if (name.isEmpty()) {
return false;
}
int cp = name.codePointAt(0);
if (!Character.isJavaIdentifierStart(cp)) {
return false;
}
for (int i = Character.charCount(cp);
i < name.length();
i += Character.charCount(cp))
{
cp = name.codePointAt(i);
if (!Character.isJavaIdentifierPart(cp)) {
return false;
}
}
return true;
}
}