Java Resource File getShortName(String resource, Map nsMap)

Description

Gets the short name of a resource

License

Open Source License

Parameter

Parameter	Description
resource	the resource
nsMap	the namespace prefix map

Return

the short name in the nsprefix:classid pattern

Declaration

public static String getShortName(String resource,
        Map<String, String> nsMap) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2009,2011 Tecnalia Research and Innovation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors://from   w ww  .j  a va2s.com
 *    Raul Otaolea (Tecnalia Research and Innovation - Software Systems Engineering) - initial API, implementation and documentation
 *    Fran Ruiz (Tecnalia Research and Innovation - Software Systems Engineering) - initial API, implementation and documentation
 *******************************************************************************/

import java.net.MalformedURLException;
import java.net.URL;
import java.util.Map;

public class Main {
    /**
     * Gets the short name of a resource
     * @param resource the resource
     * @param nsMap the namespace prefix map
     * @return the short name in the nsprefix:classid pattern
     */
    public static String getShortName(String resource,
            Map<String, String> nsMap) {

        StringBuilder shortName = new StringBuilder();

        if (isFullIRI(resource)) {
            String prefix = getPrefix(getNamespace(resource), nsMap);
            if (prefix != null && !prefix.equals("")) {
                shortName.append(getPrefix(getNamespace(resource), nsMap));
                shortName.append(":");
                shortName.append(getElement(resource));
            } else {
                String elementPrefix = getLastPartOf(resource);
                if (elementPrefix != null) {
                    shortName.append(elementPrefix);
                    shortName.append(":");
                }
                shortName.append(getElement(resource));
            }
            return shortName.toString();
        } else if (isDatatype(resource)) {
            String value = getValue(resource);
            String datatype = getDatatype(resource);
            shortName.append("\"");
            shortName.append(value);
            shortName.append("\"");
            shortName.append(" (xsd:");
            shortName.append(getElement(datatype));
            shortName.append(")");
            return shortName.toString();
        } else {
            return resource;
        }
    }

    /**
     * Determines if the resource is a full iri
     * @param resource the resource
     * @return <code>true</code> if the resource if a full ontology iri
     */
    private static boolean isFullIRI(String resource) {
        try {
            new URL(resource);
            return true;
        } catch (MalformedURLException ex) {
            return false;
        }
    }

    /**
     * Gets the prefix associated for a given namespace
     * @param namespace the namespace
     * @param nsMap the namespace prefix map
     * @return a string 
     */
    private static String getPrefix(String namespace,
            Map<String, String> nsMap) {
        String retPrefix = null;

        for (String prefix : nsMap.keySet()) {
            if (prefix != "") {
                String ns = nsMap.get(prefix);
                if (ns.equals(namespace)) {
                    retPrefix = prefix;
                }
            }
        }
        return retPrefix;
    }

    /**
     * Gets the namespace associated to the IRI
     * @param iri the iri
     * @return a String containing the namespace
     */
    private static String getNamespace(String iri) {
        return iri.substring(0, iri.lastIndexOf('#') + 1);
    }

    /**
     * Gets the class identifier
     * @param iri the iri
     * @return a String with the class/individual identifier
     */
    private static String getElement(String iri) {
        return iri.substring(iri.lastIndexOf('#') + 1);
    }

    /**
     * Gets the last part of an IRI
     * @param iri a IRI
     * @return a
     */
    private static String getLastPartOf(String iri) {
        if (iri.contains("#")) {
            return iri.substring(iri.lastIndexOf('/') + 1,
                    iri.lastIndexOf('#'));
        } else {
            return null;
        }
    }

    /**
     * Determines if the resource is a XML-Schema datatype
     * @param resource the resource
     * @return <code>true</code> if the resource if a XML-Schema datatype
     */
    private static boolean isDatatype(String resource) {
        return resource.contains("^^");
    }

    /**
     * Gets the resource value
     * @param resource the resource
     * @return the resource value
     */
    private static String getValue(String resource) {
        if (resource.contains("^^")) {
            return resource.substring(0, resource.indexOf('^'));
        } else {
            return resource;
        }
    }

    /**
     * Gets the datatype associated to the resource
     * @param resource a string indicating the resource
     * @return the datatype
     */
    private static String getDatatype(String resource) {
        if (resource.contains("^^")) {
            return resource.substring(resource.lastIndexOf('^') + 1);
        } else {
            return null;
        }
    }
}

Related

1. getInputStreamForResource(String s)
2. getLastModificationForResource(String resourceId)
3. getLastModified(final String resourceName)
4. getParentResource(final Class c, final String resource)
5. getSampleDir(File resourcesDir)
6. getSourceForResource(String s)
7. getStreamFromResource(Class clazz, String resourceName)
8. getTestResourceFile(String pName, Class pClass)
9. inputStream(Class baseClass, String resourceName)