Bloomreach Experience Manager Groovy updater script to replace specific values on nodes

PropertyUpdater.groovy

package org.hippoecm.frontend.plugins.cms.dev.updater;
import org.onehippo.repository.update.BaseNodeUpdateVisitor;
import javax.jcr.Node;

class PropertyUpdater extends BaseNodeUpdateVisitor {

    String propertyToFind;
    String valueToFind;
    String valueToReplace;

    @Override
    public void setParametersMap(Map<String, Object> parametersMap) {
        super.setParametersMap(parametersMap)
        propertyToFind = parametersMap["propertyToFind"];
        valueToFind = parametersMap["valueToFind"];
        valueToReplace = parametersMap["valueToReplace"];
        log.info("Searching for nodes with property '${propertyToFind}', replacing '${valueToFind}' with '${valueToReplace}'")
    }

    public boolean doUpdate(Node node) {
        log.trace("Found node at '${node.path}'");
        if (node.hasProperty(propertyToFind)) {
            log.trace("node has property '${propertyToFind}'");
            if (node.getProperty(propertyToFind).getValue().getString() == valueToFind) {
                log.trace("property has value '${valueToFind}'");
                node.getProperty(propertyToFind).setValue(valueToReplace);
                log.trace("Replaced value with '${valueToReplace}'");
                log.debug("Replaced property on node '${node.path}'")
                return true;
            }
        }
        log.trace("Skipped node at '${node.path}'")
        return false;
    }

    public boolean undoUpdate(Node node) {
        throw new UnsupportedOperationException('Updater does not implement undoUpdate method');
    }
}