49 lines
1.5 KiB
Java
49 lines
1.5 KiB
Java
/*
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* Copyright 2023 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package rife.render;
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import rife.template.Template;
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import rife.template.ValueRenderer;
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/**
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* <p>Removes leading and trailing whitespace from a template value.</p>
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*
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* <p>Usage:</p>
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*
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* <pre>
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* <!--v render:rife.render.Trim:valueId/-->
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* {{v render:rife.render.Trim:valueId/}}
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* </pre>
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*
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* @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
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* @see <a href="https://github.com/rife2/rife2-template-renderers/wiki/rife.render.Trim">rife.render.Trim</a>
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* @since 1.0
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*/
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public class Trim implements ValueRenderer {
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/**
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* {@inheritDoc}
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*/
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@Override
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public String render(Template template, String valueId, String differentiator) {
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var value = template.getValueOrAttribute(differentiator);
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if (value == null || value.isEmpty()) {
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return value;
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}
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return template.getEncoder().encode(value.trim());
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}
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}
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