diff options
Diffstat (limited to 'apiroute/apiroute-service/src/main/java/org/openo/msb/wrapper/consul/util/Base64EncodingDeserializer.java')
-rw-r--r-- | apiroute/apiroute-service/src/main/java/org/openo/msb/wrapper/consul/util/Base64EncodingDeserializer.java | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/apiroute/apiroute-service/src/main/java/org/openo/msb/wrapper/consul/util/Base64EncodingDeserializer.java b/apiroute/apiroute-service/src/main/java/org/openo/msb/wrapper/consul/util/Base64EncodingDeserializer.java new file mode 100644 index 0000000..58af732 --- /dev/null +++ b/apiroute/apiroute-service/src/main/java/org/openo/msb/wrapper/consul/util/Base64EncodingDeserializer.java @@ -0,0 +1,45 @@ +/** +* Copyright (C) 2016 ZTE, Inc. and others. All rights reserved. (ZTE) +* +* 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 org.openo.msb.wrapper.consul.util; + +import com.fasterxml.jackson.core.JsonParser; +import com.fasterxml.jackson.databind.DeserializationContext; +import com.fasterxml.jackson.databind.JsonDeserializer; +import com.google.common.base.Optional; +import com.google.common.io.BaseEncoding; +import org.apache.commons.lang3.StringUtils; + +import java.io.IOException; + +/** + * For use with JSON fields that Consul Base 64 encodes. + */ +public class Base64EncodingDeserializer extends JsonDeserializer<Optional<String>> { + + /** + * {@inheritDoc} + */ + @Override + public Optional<String> deserialize(JsonParser p, DeserializationContext ctxt) throws IOException { + String value = p.getValueAsString(); + + if (StringUtils.isNotEmpty(value)) { + return Optional.of(new String(BaseEncoding.base64().decode(value))); + } + return Optional.absent(); + } +} |