com.msopentech.odatajclient.engine.metadata.edm.EnumTypeDeserializer.java Source code

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Here is the source code for com.msopentech.odatajclient.engine.metadata.edm.EnumTypeDeserializer.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 com.msopentech.odatajclient.engine.metadata.edm;

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.msopentech.odatajclient.engine.metadata.edm.v4.Annotation;
import com.msopentech.odatajclient.engine.utils.ODataVersion;
import java.io.IOException;
import org.apache.commons.lang3.BooleanUtils;

public class EnumTypeDeserializer extends AbstractEdmDeserializer<AbstractEnumType> {

    @Override
    protected AbstractEnumType doDeserialize(final JsonParser jp, final DeserializationContext ctxt)
            throws IOException, JsonProcessingException {

        final AbstractEnumType enumType = ODataVersion.V3 == client.getWorkingVersion()
                ? new com.msopentech.odatajclient.engine.metadata.edm.v3.EnumType()
                : new com.msopentech.odatajclient.engine.metadata.edm.v4.EnumType();

        for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
            final JsonToken token = jp.getCurrentToken();
            if (token == JsonToken.FIELD_NAME) {
                if ("Name".equals(jp.getCurrentName())) {
                    enumType.setName(jp.nextTextValue());
                } else if ("UnderlyingType".equals(jp.getCurrentName())) {
                    enumType.setUnderlyingType(jp.nextTextValue());
                } else if ("IsFlags".equals(jp.getCurrentName())) {
                    enumType.setFlags(BooleanUtils.toBoolean(jp.nextTextValue()));
                } else if ("Member".equals(jp.getCurrentName())) {
                    jp.nextToken();
                    if (enumType instanceof com.msopentech.odatajclient.engine.metadata.edm.v3.EnumType) {
                        ((com.msopentech.odatajclient.engine.metadata.edm.v3.EnumType) enumType).getMembers()
                                .add(jp.getCodec().readValue(jp,
                                        com.msopentech.odatajclient.engine.metadata.edm.v3.Member.class));
                    } else {
                        ((com.msopentech.odatajclient.engine.metadata.edm.v4.EnumType) enumType).getMembers()
                                .add(jp.getCodec().readValue(jp,
                                        com.msopentech.odatajclient.engine.metadata.edm.v4.Member.class));
                    }
                } else if ("Annotation".equals(jp.getCurrentName())) {
                    jp.nextToken();
                    ((com.msopentech.odatajclient.engine.metadata.edm.v4.EnumType) enumType)
                            .setAnnotation(jp.getCodec().readValue(jp, Annotation.class));
                }
            }
        }

        return enumType;
    }
}