JcrDerivedDatasource.java

package com.thinkbiganalytics.metadata.modeshape.datasource;

/*-
 * #%L
 * thinkbig-metadata-modeshape
 * %%
 * Copyright (C) 2017 ThinkBig Analytics
 * %%
 * 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.
 * #L%
 */

import com.thinkbiganalytics.metadata.api.datasource.DatasourceDefinition;
import com.thinkbiganalytics.metadata.api.datasource.DerivedDatasource;
import com.thinkbiganalytics.metadata.modeshape.support.JcrPropertyUtil;
import com.thinkbiganalytics.metadata.modeshape.support.JcrUtil;

import java.util.Set;
import java.util.stream.Collectors;

import javax.jcr.Node;

/**
 */
public class JcrDerivedDatasource extends JcrDatasource implements DerivedDatasource {

    public static final String NODE_TYPE = "tba:derivedDatasource";

    public static final String DATASOURCE_DEFINITION = "tba:datasourceDefinition";


    public static final String TYPE_NAME = "tba:datasourceType";

    @SuppressWarnings("unused")
    private static final String PATH_NAME = "derivedDatasource";


    public JcrDerivedDatasource(Node node) {
        super(node);
    }


    @Override
    public Set<DatasourceDefinition> getDatasourceDefinitions() {
        return JcrPropertyUtil.getReferencedNodeSet(this.node, DATASOURCE_DEFINITION).stream()
            .map(n -> JcrUtil.createJcrObject(n, JcrDatasourceDefinition.class))
            .collect(Collectors.toSet());
    }


    public void setDatasourceDefinitions(Set<DatasourceDefinition> datasourceDefinitions) {
        JcrPropertyUtil.setProperty(this.node, DATASOURCE_DEFINITION, null);

        for (DatasourceDefinition dest : datasourceDefinitions) {
            Node destNode = ((JcrDatasourceDefinition) dest).getNode();
            addDatasourceDefinition(destNode);
        }
    }


    public void addDatasourceDefinition(Node node) {
        JcrPropertyUtil.addToSetProperty(this.node, DATASOURCE_DEFINITION, node, true);
    }

    public String getDatasourceType() {
        return JcrPropertyUtil.getProperty(this.node, TYPE_NAME);
    }

    public void setDatasourceType(String type) {
        JcrPropertyUtil.setProperty(this.node, TYPE_NAME, type);
    }

}