see on GitHub

Operations: How to Change Index Priority

SetIndexesPriorityOperation allows you to change an index priority for a given index or indexes.

Syntax

public SetIndexesPriorityOperation(String indexName, IndexPriority priority) {
public SetIndexesPriorityOperation(SetIndexesPriorityOperation.Parameters parameters)

public enum IndexPriority {
    LOW,
    NORMAL,
    HIGH
}

public static class Parameters {
    private String[] indexNames;
    private IndexPriority priority;

    public String[] getIndexNames() {
        return indexNames;
    }

    public void setIndexNames(String[] indexNames) {
        this.indexNames = indexNames;
    }

    public IndexPriority getPriority() {
        return priority;
    }

    public void setPriority(IndexPriority priority) {
        this.priority = priority;
    }
}

Parameters
name String name of an index to change priority for
priority IndexingPriority new index priority
parameters SetIndexesPriorityOperation.Parameters list of indexes + new index priority

Example I

store.maintenance().send(
    new SetIndexesPriorityOperation("Orders/Totals", IndexPriority.HIGH));

Example II

SetIndexesPriorityOperation.Parameters parameters = new SetIndexesPriorityOperation.Parameters();
parameters.setIndexNames(new String[]{ "Orders/Totals", "Orders/ByCompany" });
parameters.setPriority(IndexPriority.LOW);

store.maintenance().send(new SetIndexesPriorityOperation(parameters));