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/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you 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 org.elasticsearch.ingest.processor;
/**
* Processor that trims the content of string fields.
* Throws exception is the field is not of type string.
*/
public class TrimProcessor extends AbstractStringProcessor {
public static final String TYPE = "trim";
TrimProcessor(String processorTag, String field) {
super(processorTag, field);
}
@Override
protected String process(String value) {
return value.trim();
}
@Override
public String getType() {
return TYPE;
}
public static class Factory extends AbstractStringProcessor.Factory<TrimProcessor> {
public Factory() {
super(TYPE);
}
@Override
protected TrimProcessor newProcessor(String tag, String field) {
return new TrimProcessor(tag, field);
}
}
}
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