Example usage for org.springframework.data.repository.query.parser PartTree getParts

Introduction

In this page you can find the example usage for org.springframework.data.repository.query.parser PartTree getParts.

Prototype

public Streamable<Part> getParts() 

Source Link

Document

Returns an Iterable of all parts contained in the PartTree .

Usage

From source file:org.springframework.data.mongodb.repository.support.IndexEnsuringQueryCreationListener.java

public void onCreation(PartTreeMongoQuery query) {

    PartTree tree = query.getTree();
    Index index = new Index();
    index.named(query.getQueryMethod().getName());
    Sort sort = tree.getSort();/*  ww  w.jav  a  2 s . c  o m*/

    for (Part part : tree.getParts()) {
        if (GEOSPATIAL_TYPES.contains(part.getType())) {
            return;
        }
        String property = part.getProperty().toDotPath();
        Order order = toOrder(sort, property);
        index.on(property, order);
    }

    // Add fixed sorting criteria to index
    if (sort != null) {
        for (Sort.Order order : sort) {
            index.on(order.getProperty(), QueryUtils.toOrder(order));
        }
    }

    MongoEntityInformation<?, ?> metadata = query.getQueryMethod().getEntityInformation();
    operations.indexOps(metadata.getCollectionName()).ensureIndex(index);
    LOG.debug(String.format("Created %s!", index));
}

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