Example usage for org.apache.commons.logging Log error

List of usage examples for org.apache.commons.logging Log error

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Introduction

In this page you can find the example usage for org.apache.commons.logging Log error.

Prototype

void error(Object message, Throwable t);

Source Link

Document

Logs an error with error log level.

Usage

From source file:org.eclipse.smila.search.plugin.PluginFactory.java

/**
 * Parse configuration and return according IRMType.
 * //from ww  w  .ja va2  s  . co  m
 * @param configurationElement
 *          Configuration element.
 * @param ordinal
 *          Ordinal.
 * @return Type name.
 */
public static String parseType(IConfigurationElement configurationElement, int ordinal) {

    final Log log = LogFactory.getLog(PluginFactory.class);

    if (!configurationElement.getName().equals("Plugin")) {
        return null;
    }

    try {
        String name = configurationElement.getAttribute("Clazz");
        if (name == null) {
            name = "[missing attribute name]";
        }
        return name;
    } catch (final Exception e) {
        if (log.isErrorEnabled()) {
            String name = configurationElement.getAttribute("Clazz");
            if (name == null) {
                name = "[missing attribute name]";
            }
            final String msg = "Failed to load plugin named " + name + " in "
                    + configurationElement.getDeclaringExtension().getNamespaceIdentifier();
            log.error(msg, e);
        }
        return null;
    }
}

From source file:org.eclipse.smila.search.templates.messages.nodetransformerregistry.DNodeTransformerCodec.java

/**
 * @param dNodeTransformer -/* ww  w  . j  a  va2s  .co  m*/
 * @param element -
 * @return Element
 * @throws DNodeTransformerRegistryException -
 */
protected static Element encode(DNodeTransformer dNodeTransformer, Element element)
        throws DNodeTransformerRegistryException {
    final Log log = LogFactory.getLog(DNodeTransformerCodec.class);

    final Document doc = element.getOwnerDocument();
    final Element el = (Element) element
            .appendChild(doc.createElementNS(DNodeTransformerRegistryCodec.NS, "NodeTransformer"));

    el.setAttribute("Name", dNodeTransformer.getName());

    Element elTemp = null;
    elTemp = doc.createElementNS(DNodeTransformerRegistryCodec.NS, "ClassName");
    elTemp.appendChild(doc.createTextNode(dNodeTransformer.getClassName()));
    el.appendChild(elTemp);

    elTemp = doc.createElementNS(DNodeTransformerRegistryCodec.NS, "Description");
    elTemp.appendChild(doc.createTextNode(dNodeTransformer.getDescription()));
    el.appendChild(elTemp);

    try {
        DParameterDefinitionCodec.encode(dNodeTransformer.getParameterDefinition(), el);
    } catch (ParameterException e) {
        log.error("Unable to encode parameters for NodeTransformer [" + dNodeTransformer.getName() + "]: "
                + e.getMessage(), e);
        throw new DNodeTransformerRegistryException("Unable to encode parameters for NodeTransformer ["
                + dNodeTransformer.getName() + "]: " + e.getMessage());
    }

    return el;
}

From source file:org.eclipse.smila.search.templates.messages.nodetransformerregistry.DNodeTransformerCodec.java

protected static DNodeTransformer decode(Element element) throws DNodeTransformerRegistryException {
    final Log log = LogFactory.getLog(DNodeTransformerCodec.class);

    final DNodeTransformer dNodeTransformer = new DNodeTransformer();

    dNodeTransformer.setName(element.getAttribute("Name"));

    final NodeList nl = element.getChildNodes();
    for (int i = 0; i < nl.getLength(); i++) {
        if ("ClassName".equals(nl.item(i).getLocalName())) {
            final Element elTemp = (Element) nl.item(i);
            dNodeTransformer.setClassName(((Text) elTemp.getFirstChild()).getNodeValue());
        } else if ("Description".equals(nl.item(i).getLocalName())) {
            final Element elTemp = (Element) nl.item(i);
            dNodeTransformer.setDescription(((Text) elTemp.getFirstChild()).getNodeValue());
        } else if ("ParameterDefinition".equals(nl.item(i).getLocalName())) {
            try {
                dNodeTransformer.setParameterDefinition(DParameterDefinitionCodec.decode((Element) nl.item(i)));
            } catch (ParameterException e) {
                log.error("Unable to decode parameters for NodeTransformer [" + dNodeTransformer.getName()
                        + "]: " + e.getMessage(), e);
                throw new DNodeTransformerRegistryException("Unable to decode parameters for NodeTransformer ["
                        + dNodeTransformer.getName() + "]: " + e.getMessage());
            }/*from  w  w w .jav a  2  s  .c  om*/
        }

    }
    return dNodeTransformer;
}

From source file:org.eclipse.smila.search.templates.NodeTransformerRegistryController.java

/**
 * @param urn -/*w  ww.  j ava 2  s . c om*/
 * @param ic -
 * @return NodeTransformer
 * @throws NodeTransformerException -
 */
public static NodeTransformer getNodeTransformer(String urn, IndexConnection ic)
        throws NodeTransformerException {
    final Log log = LogFactory.getLog(NodeTransformerRegistryController.class);
    if (urn == null || urn.equals("")) {
        urn = "urn:SimpleNodeTransformer";
    }
    try {
        final NodeTransformerType nodeTransformerType = NodeTransformerType.getTypes().get(urn);
        // final DNodeTransformer dNodeTransformerReg = registry.getNodeTransformer(urn);
        if (nodeTransformerType == null) {
            throw new NodeTransformerException("node transformer not found [" + urn + "]");
        }
        final NodeTransformer nodeTransformer = nodeTransformerType.loadNodeTransformer();
        nodeTransformer.setIndexConnection(ic);
        return nodeTransformer;
    } catch (final NodeTransformerException e) {
        throw e;
    } catch (final Exception e) {
        log.error("unable to instanciate node transformer [" + urn + "]", e);
        throw new NodeTransformerException("unable to instanciate node transformer [" + urn + "]", e);
    }

}

From source file:org.eclipse.smila.search.templates.NodeTransformerRegistryController.java

/**
 * @param dNodeTransformer -/*  w w w  .j  a va 2  s  .  co m*/
 * @param ic -
 * @return NodeTransformer
 * @throws NodeTransformerException -
 */
public static NodeTransformer getNodeTransformer(
        org.eclipse.smila.search.utils.search.parameterobjects.DNodeTransformer dNodeTransformer,
        IndexConnection ic) throws NodeTransformerException {
    final Log log = LogFactory.getLog(NodeTransformerRegistryController.class);
    if (dNodeTransformer == null) {
        return getNodeTransformer("urn:SimpleNodeTransformer", ic);
    }
    try {
        final NodeTransformerType nodeTransformerType = NodeTransformerType.getTypes()
                .get(dNodeTransformer.getName());
        if (nodeTransformerType == null) {
            throw new NodeTransformerException(
                    "node transformer not found [" + dNodeTransformer.getName() + "]");
        }
        final NodeTransformer nodeTransformer = nodeTransformerType.loadNodeTransformer();
        final DParameterSet dParameterSet = dNodeTransformer.getParameterSet();
        if (dParameterSet != null) {
            final ParameterSet paramSet = new ParameterSet(dParameterSet,
                    nodeTransformerType.getParameterDefinition());
            nodeTransformer.setParameterSet(paramSet);
        }
        nodeTransformer.setIndexConnection(ic);
        return nodeTransformer;
    } catch (final NodeTransformerException e) {
        throw e;
    } catch (final Exception e) {
        log.error("unable to instanciate node transformer [" + dNodeTransformer.getName() + "]", e);
        throw new NodeTransformerException(
                "unable to instanciate node transformer [" + dNodeTransformer.getName() + "]", e);
    }
}

From source file:org.eclipse.smila.search.templates.NodeTransformerType.java

/**
 * Parse configuration and return according IRMType.
 * /*  w  w  w .j ava 2s  . c om*/
 * @param configurationElement
 *          Configuration element.
 * @param ordinal
 *          Ordinal.
 * @return NodeTransformerType.
 */
public static NodeTransformerType parseType(IConfigurationElement configurationElement, int ordinal) {

    if (!configurationElement.getName().equals(TAG_NODE_TRANSFORMER)) {
        return null;
    }

    final Log log = LogFactory.getLog(NodeTransformerType.class);

    try {
        return new NodeTransformerType(configurationElement, ordinal);
    } catch (final Exception e) {
        if (log.isErrorEnabled()) {
            String name = configurationElement.getAttribute(ATT_NAME);
            if (name == null) {
                name = "[missing attribute name]";
            }
            final String msg = "Failed to load StrategyType named " + name + " in "
                    + configurationElement.getDeclaringExtension().getNamespaceIdentifier();
            log.error(msg, e);
        }
        return null;
    }
}

From source file:org.eclipse.smila.search.templates.TemplateRegistryController.java

/**
 * Checks whether a field does match a template.
 * //ww w . j  a  v  a2s .  c o m
 * @param query
 *          Query.
 * @param field
 *          Field.
 * @param template
 *          Template.
 * @return Whether a field matches a template.
 */
public static boolean doesFieldMatchTemplate(DQuery query, DField field, DFieldTemplate template) {

    if (query == null) {
        throw new NullPointerException("query");
    }
    if (field == null) {
        throw new NullPointerException("field");
    }
    if (template == null) {
        throw new NullPointerException("template");
    }

    final Log log = LogFactory.getLog(TemplateRegistryController.class);

    final org.eclipse.smila.search.templates.messages.fieldtemplates.DSelector dSelector = template
            .getSelector();
    if (dSelector == null) {
        throw new NullPointerException("template.selector");
    }

    String selector = "";
    if (dSelector.getName() != null) {
        selector = dSelector.getName().trim();
    }
    String fieldTemplate = "";
    if (field.getFieldTemplate() != null) {
        fieldTemplate = field.getFieldTemplate().trim();
    }

    // test selector name and field no
    if (fieldTemplate.equals(selector) && field.getFieldNo() == dSelector.getFieldNo()) {

        if ((dSelector.getFilterExpression() != null) && (!"".equals(dSelector.getFilterExpression().trim()))) {
            final boolean matchesFilterExpression;
            try {
                matchesFilterExpression = matchesFilterExpression(dSelector.getFilterExpression().trim(),
                        query);
            } catch (final TemplateException exception) {
                log.error("unable to check template expression filter [" + template.getName() + "]", exception);
                return false;
            }
            return matchesFilterExpression;
        } else {
            return true;
        }

    }
    return false;
}

From source file:org.eclipse.smila.search.templates.TemplateRegistryController.java

/**
 * Store templates persistent on disk.//from   w w  w. j  ava 2s .co m
 * 
 * @param templates
 *          Search templates to store.
 * @throws TemplateException
 *           Unable to store search templates.
 */
private static void saveTemplateToDisk(DSearchTemplates templates) throws TemplateException {
    final Log log = LogFactory.getLog(TemplateRegistryController.class);
    final File file = getSearchTemplateFile(templates.getIndexName());
    try {
        final Document doc = DSearchTemplatesCodec.encode(templates);
        XMLUtils.stream(doc.getDocumentElement(), true, "UTF-8", file);
    } catch (final Exception e) {
        s_searchTemplates.remove(templates.getIndexName());
        log.error(
                "unable to store templates [" + templates.getIndexName() + "] in file [" + file.getName() + "]",
                e);
        throw new TemplateException("unable to store templates [" + templates.getIndexName() + "]", e);
    }
}

From source file:org.eclipse.smila.search.templates.TemplateRegistryController.java

/**
 * Store templates persistent on disk./* w w w. jav a2  s .  c  o  m*/
 * 
 * @param templates
 *          Field templates to store.
 * @throws TemplateException
 *           Unable to store field templates.
 */
private static void saveTemplateToDisk(DFieldTemplates templates) throws TemplateException {
    final Log log = LogFactory.getLog(TemplateRegistryController.class);
    // write template to disk
    final File file = getFieldTemplateFile(templates.getIndexName());
    try {
        final Document doc = DFieldTemplatesCodec.encode(templates);
        XMLUtils.stream(doc.getDocumentElement(), true, "UTF-8", file);
    } catch (final Exception e) {
        s_fieldTemplates.remove(templates.getIndexName());
        log.error(
                "unable to store templates [" + templates.getIndexName() + "] in file [" + file.getName() + "]",
                e);
        throw new TemplateException("unable to store templates [" + templates.getIndexName() + "]", e);
    }
}

From source file:org.eclipse.smila.search.utils.advsearch.AdvSearchAccess.java

/**
 * Parse configuration and return according IRMType.
 * /*from   w ww.j av  a  2 s  . c o m*/
 * @param configurationElement
 *          Configuration element.
 * @param ordinal
 *          Ordinal.
 * @return Type name.
 */
public static String parseType(IConfigurationElement configurationElement, int ordinal) {

    final Log log = LogFactory.getLog(AdvSearchAccess.class);

    if (!configurationElement.getName().equals("SearchAdvAccess")) {
        return null;
    }

    try {
        String name = configurationElement.getAttribute("Clazz");
        if (name == null) {
            name = "[missing attribute name]";
        }
        return name;
    } catch (final Exception e) {
        if (log.isErrorEnabled()) {
            String name = configurationElement.getAttribute("Clazz");
            if (name == null) {
                name = "[missing attribute name]";
            }
            final String msg = "Failed to load adv. search type named " + name + " in "
                    + configurationElement.getDeclaringExtension().getNamespaceIdentifier();
            log.error(msg, e);
        }
        return null;
    }
}