edu.mayo.cts2.framework.plugin.service.lexevs.uri.RestUriResolver.java Source code

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Here is the source code for edu.mayo.cts2.framework.plugin.service.lexevs.uri.RestUriResolver.java

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/*
* Copyright: (c) Mayo Foundation for Medical Education and
* Research (MFMER). All rights reserved. MAYO, MAYO CLINIC, and the
* triple-shield Mayo logo are trademarks and service marks of MFMER.
*
* Distributed under the OSI-approved BSD 3-Clause License.
* See http://ncip.github.com/lexevs-service/LICENSE.txt for details.
*/
package edu.mayo.cts2.framework.plugin.service.lexevs.uri;

import clojure.lang.RT;
import clojure.lang.Var;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;

import java.util.Collection;
import java.util.HashSet;
import java.util.Set;

/**
 * Client service based on an external URI Resolver JSON Service.
 *
 * @author <a href="mailto:kevin.peterson@mayo.edu">Kevin Peterson</a>
 */
@Component("restUriResolver")
public class RestUriResolver implements UriResolver, InitializingBean {

    @Value("${uriResolutionServiceUrl}")
    private String uriResolutionServiceUrl;

    Var getUri;
    Var getName;
    Var getBaseEntityUri;
    Var getVersionName;
    Var getVersionUri;
    Var getIds;

    public RestUriResolver() {
        super();
    }

    /**
     * Instantiates a new rest uri resolver.
     *
     * @param uriResolutionServiceUrl the uri resolution service url
     */
    public RestUriResolver(String uriResolutionServiceUrl) {
        super();
        this.uriResolutionServiceUrl = uriResolutionServiceUrl;
    }

    /* (non-Javadoc)
     * @see edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver#idToUri(java.lang.String, edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver.IdType)
     */
    @Override
    public String idToUri(String id, IdType idType) {
        try {
            Object uri = getUri.invoke(uriResolutionServiceUrl, idType, id);
            if (uri != null) {
                return uri.toString();
            } else {
                return null;
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    /* (non-Javadoc)
     * @see edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver#idToName(java.lang.String, edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver.IdType)
     */
    @Override
    public String idToName(String id, IdType idType) {
        try {
            Object name = getName.invoke(uriResolutionServiceUrl, idType, id);
            if (name != null) {
                return name.toString();
            } else {
                return null;
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    /* (non-Javadoc)
     * @see edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver#idToBaseUri(java.lang.String)
     */
    @Override
    public String idToBaseUri(String id) {
        try {
            Object baseUri = getBaseEntityUri.invoke(uriResolutionServiceUrl, id);
            if (baseUri != null) {
                return baseUri.toString();
            } else {
                return null;
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    /* (non-Javadoc)
     * @see edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver#idAndVersionToVersionUri(java.lang.String, java.lang.String, edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver.IdType)
     */
    public String idAndVersionToVersionUri(String id, String versionId, IdType itType) {
        try {
            Object versionUri = getVersionUri.invoke(uriResolutionServiceUrl, itType, id, versionId);
            if (versionUri != null) {
                return versionUri.toString();
            } else {
                return null;
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    /* (non-Javadoc)
     * @see edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver#idAndVersionToVersionName(java.lang.String, java.lang.String, edu.mayo.cts2.framework.plugin.service.lexevs.uri.UriResolver.IdType)
     */
    public String idAndVersionToVersionName(String id, String versionId, IdType itType) {
        try {
            Object versionName = getVersionName.invoke(uriResolutionServiceUrl, itType, id, versionId);
            if (versionName != null) {
                return versionName.toString();
            } else {
                return null;
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @SuppressWarnings("unchecked")
    @Override
    public Set<String> idToIds(String id) {
        try {
            Object ids = getIds.invoke(uriResolutionServiceUrl, id);
            if (ids != null) {
                return new HashSet<String>((Collection<? extends String>) ids);
            } else {
                return null;
            }
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

    @Override
    public void afterPropertiesSet() throws Exception {
        try {
            this.loadClojureScripts();
        } catch (Exception e) {
            throw new RuntimeException("Error starting Clojure.", e);
        }
    }

    protected void loadClojureScripts() throws Exception {
        RT.loadResourceScript("cts2/uri/UriResolutionService.clj");

        getUri = RT.var("cts2.uri", "getUri");
        getName = RT.var("cts2.uri", "getName");
        getBaseEntityUri = RT.var("cts2.uri", "getBaseEntityUri");
        getVersionName = RT.var("cts2.uri", "getVersionName");
        getVersionUri = RT.var("cts2.uri", "getVersionUri");
        getIds = RT.var("cts2.uri", "getIds");
    }

}