org.commonjava.maven.atlas.graph.jackson.ProjectRelationshipSerializer.java Source code

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Here is the source code for org.commonjava.maven.atlas.graph.jackson.ProjectRelationshipSerializer.java

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/**
 * Copyright (C) 2012 Red Hat, Inc. (jdcasey@commonjava.org)
 *
 * 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.commonjava.maven.atlas.graph.jackson;

import com.fasterxml.jackson.core.JsonGenerationException;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.ser.std.StdSerializer;
import org.commonjava.maven.atlas.graph.rel.DependencyRelationship;
import org.commonjava.maven.atlas.graph.rel.PluginDependencyRelationship;
import org.commonjava.maven.atlas.graph.rel.PluginRelationship;
import org.commonjava.maven.atlas.graph.rel.ProjectRelationship;

import java.io.IOException;
import java.net.URI;
import java.util.Iterator;
import java.util.Set;

import static org.commonjava.maven.atlas.graph.jackson.SerializationConstants.*;

/**
 * Created by jdcasey on 8/26/15.
 */
@SuppressWarnings("rawtypes")
public final class ProjectRelationshipSerializer<T extends ProjectRelationship> extends StdSerializer<T> {
    public ProjectRelationshipSerializer(final Class<T> cls) {
        super(cls);
    }

    @SuppressWarnings("incomplete-switch")
    @Override
    public void serialize(final T value, final JsonGenerator gen, final SerializerProvider provider)
            throws IOException, JsonGenerationException {
        gen.writeStartObject();
        gen.writeStringField(RELATIONSHIP_TYPE, value.getType().name());
        gen.writeStringField(POM_LOCATION_URI, value.getPomLocation().toString());
        gen.writeBooleanField(INHERITED, value.isInherited());

        Set<URI> sources = value.getSources();
        if (sources != null) {
            for (Iterator<URI> iter = sources.iterator(); iter.hasNext();) {
                if (iter.next() == null) {
                    iter.remove();
                }
            }
            if (!sources.isEmpty()) {
                gen.writeArrayFieldStart(SOURCE_URIS);
                for (URI uri : sources) {
                    if (uri == null) {
                        continue;
                    }
                    gen.writeString(uri.toString());
                }
                gen.writeEndArray();
            }
        }
        provider.defaultSerializeField(DECLARING_REF, value.getDeclaring(), gen);
        provider.defaultSerializeField(TARGET_REF, value.getTarget(), gen);

        switch (value.getType()) {
        case BOM:
            gen.writeBooleanField(MIXIN, value.isMixin());
            break;
        case DEPENDENCY: {
            gen.writeStringField(SCOPE, ((DependencyRelationship) value).getScope().realName());
            gen.writeBooleanField(MANAGED, value.isManaged());
            gen.writeBooleanField(OPTIONAL, ((DependencyRelationship) value).isOptional());
            break;
        }
        case PLUGIN_DEP: {
            provider.defaultSerializeField(PLUGIN_REF, ((PluginDependencyRelationship) value).getPlugin(), gen);
            gen.writeBooleanField(MANAGED, value.isManaged());
            break;
        }
        case PLUGIN: {

            gen.writeBooleanField(MANAGED, value.isManaged());
            gen.writeBooleanField(REPORTING, ((PluginRelationship) value).isReporting());
            break;
        }
        }

        gen.writeNumberField(INDEX, value.getIndex());
        gen.writeEndObject();
    }

}