Examples with MCRContent org.mycore.common.content.MCRContent used on opensource projects

Example 1 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRDefaultConfigurationLoader method loadFromFile.

/**
 * Loads configuration properties from a specified properties file and adds
 * them to the properties currently set. This method scans the <CODE>
 * CLASSPATH</CODE> for the properties file, it may be a plain file, but
 * may also be located in a zip or jar file. If the properties file contains
 * a property called <CODE>MCR.Configuration.Include</CODE>, the files
 * specified in that property will also be read. Multiple include files have
 * to be separated by spaces or colons.
 *
 * @param filename
 *            the properties file to be loaded
 * @throws MCRConfigurationException
 *             if the file can not be loaded
 */
private void loadFromFile(String filename) {
    File mycoreProperties = new File(filename);
    MCRContent input = null;
    try {
        if (mycoreProperties.canRead()) {
            input = new MCRFileContent(mycoreProperties);
        } else {
            URL url = this.getClass().getResource("/" + filename);
            if (url == null) {
                throw new MCRConfigurationException("Could not find file or resource:" + filename);
            }
            input = new MCRURLContent(url);
        }
        loadFromContent(input);
    } catch (IOException e) {
        String name = input == null ? filename : input.getSystemId();
        throw new MCRConfigurationException("Could not load configuration from: " + name, e);
    }
}

Example 2 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRXMLMetadataManager method retrieveContent.

public MCRContent retrieveContent(MCRObjectID mcrid) throws IOException {
    MCRContent metadata;
    MCRStoredMetadata storedMetadata = retrieveStoredMetadata(mcrid);
    if (storedMetadata == null || storedMetadata.isDeleted()) {
        return null;
    }
    metadata = storedMetadata.getMetadata();
    return metadata;
}

Example 3 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRObjectUtils method restore.

/**
 * Restores a MyCoRe Object to the selected revision. Please note that children and derivates
 * are not deleted or reverted!
 *
 * @param mcrId the mycore object identifier
 * @param revision The revision to restore to. If this is lower than zero, the last revision is used.
 * @return the new {@link MCRObject}
 *
 * @throws IOException An error occurred while retrieving the revision information. This is most
 *          likely due an svn error.
 * @throws MCRPersistenceException There is no such object with the given id and revision.
 * @throws ClassCastException The returning type must be the same as the type of the restored object
 */
public static <T extends MCRBase> T restore(MCRObjectID mcrId, Long revision) throws IOException, MCRPersistenceException {
    @SuppressWarnings("unchecked") T mcrBase = (T) (mcrId.getTypeId().equals("derivate") ? new MCRDerivate() : new MCRObject());
    // get content
    MCRXMLMetadataManager xmlMetadataManager = MCRXMLMetadataManager.instance();
    MCRContent content = xmlMetadataManager.retrieveContent(mcrId, revision);
    if (content == null) {
        throw new MCRPersistenceException("No such object " + mcrId + " with revision " + revision + ".");
    }
    // store it
    try {
        mcrBase.setFromJDOM(content.asXML());
        if (MCRMetadataManager.exists(mcrId)) {
            MCRMetadataManager.update(mcrBase);
        } else {
            if (mcrBase instanceof MCRObject) {
                MCRMetadataManager.create((MCRObject) mcrBase);
            } else {
                MCRMetadataManager.create((MCRDerivate) mcrBase);
            }
        }
        return mcrBase;
    } catch (Exception exc) {
        throw new MCRException("Unable to get object " + mcrId + " with revision " + revision + ".", exc);
    }
}

Example 4 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRMetadataStoreTest method retrieve.

@Test
public void retrieve() throws Exception {
    Document xml1 = new Document(new Element("root"));
    int id = getMetaDataStore().create(new MCRJDOMContent(xml1)).getID();
    MCRStoredMetadata sm1 = getMetaDataStore().retrieve(id);
    MCRContent xml2 = sm1.getMetadata();
    assertEquals(new MCRJDOMContent(xml1).asString(), xml2.asString());
}

Example 5 with MCRContent

use of org.mycore.common.content.MCRContent in project mycore by MyCoRe-Org.

the class MCRMetadataStoreTest method createDocumentInt.

@Test
public void createDocumentInt() throws Exception {
    Document xml1 = new Document(new Element("root"));
    try {
        getMetaDataStore().create(new MCRJDOMContent(xml1), 0);
        fail("metadata store allows to save with id \"0\".");
    } catch (Exception e) {
    // test passed
    }
    int id = getMetaDataStore().getNextFreeID();
    assertTrue(id > 0);
    MCRStoredMetadata sm1 = getMetaDataStore().create(new MCRJDOMContent(xml1), id);
    assertNotNull(sm1);
    MCRContent xml2 = getMetaDataStore().retrieve(id).getMetadata();
    assertEquals(new MCRJDOMContent(xml1).asString(), xml2.asString());
    getMetaDataStore().create(new MCRJDOMContent(xml1), id + 1);
    MCRContent xml3 = getMetaDataStore().retrieve(id + 1).getMetadata();
    assertEquals(new MCRJDOMContent(xml1).asString(), xml3.asString());
}