com.github.ferstl.maven.pomenforcers.model.CollectionToStringHelper Maven / Gradle / Ivy
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The Pedantic POM Enforcers consist of serveral Maven enforcer rules that help you keep your
project setup consistent and organized.
/*
* Copyright (c) 2012 - 2015 by Stefan Ferstl
*
* 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.github.ferstl.maven.pomenforcers.model;
import com.google.common.base.Joiner;
import com.google.common.collect.Iterables;
final class CollectionToStringHelper {
private static final Joiner JOINER = Joiner.on(",\n");
public static String toString(String prefix, Iterable> iterable) {
StringBuilder sb = new StringBuilder(prefix).append(" [\n");
JOINER.appendTo(sb, iterable).append((iterable != null && !Iterables.isEmpty(iterable)) ? "\n]" : "]");
return sb.toString();
}
private CollectionToStringHelper() {}
}
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