46 lines
1.7 KiB
Java
46 lines
1.7 KiB
Java
/*
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* Copyright 2016 Red Hat, Inc. and/or its affiliates
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* and other contributors as indicated by the @author tags.
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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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* http://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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package org.gcube.common.keycloak.model.util;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Iterator;
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import org.gcube.com.fasterxml.jackson.core.JsonParser;
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import org.gcube.com.fasterxml.jackson.databind.DeserializationContext;
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import org.gcube.com.fasterxml.jackson.databind.JsonDeserializer;
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import org.gcube.com.fasterxml.jackson.databind.JsonNode;
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public class StringOrArrayDeserializer extends JsonDeserializer<Object> {
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@Override
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public Object deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException {
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JsonNode jsonNode = jsonParser.readValueAsTree();
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if (jsonNode.isArray()) {
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ArrayList<String> a = new ArrayList<>(1);
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Iterator<JsonNode> itr = jsonNode.iterator();
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while (itr.hasNext()) {
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a.add(itr.next().textValue());
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}
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return a.toArray(new String[a.size()]);
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} else {
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return new String[] { jsonNode.textValue() };
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}
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}
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}
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