org.apache.syncope.core.misc.serialization.SyncTokenDeserializer.java Source code

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Here is the source code for org.apache.syncope.core.misc.serialization.SyncTokenDeserializer.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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.apache.syncope.core.misc.serialization;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
import java.io.IOException;
import org.apache.commons.codec.binary.Base64;
import org.identityconnectors.framework.common.objects.SyncToken;

class SyncTokenDeserializer extends JsonDeserializer<SyncToken> {

    @Override
    public SyncToken deserialize(final JsonParser jp, final DeserializationContext ctx) throws IOException {

        ObjectNode tree = jp.readValueAsTree();

        Object value = null;
        if (tree.has("value")) {
            JsonNode node = tree.get("value");
            value = node.isNull() ? null
                    : node.isBoolean() ? node.asBoolean()
                            : node.isDouble() ? node.asDouble()
                                    : node.isLong() ? node.asLong() : node.isInt() ? node.asInt() : node.asText();

            if (value instanceof String) {
                String base64 = (String) value;
                if (Base64.isBase64(base64)) {
                    value = Base64.decodeBase64(base64);
                }
            }
        }

        return new SyncToken(value);
    }

}