see on GitHub

Commands: Documents: Put

Put is used to insert or update a document in a database.

Syntax

public PutResult put(String key, Etag guid, RavenJObject document, RavenJObject metadata);
Parameters
key String unique key under which document will be stored
etag Etag current document etag, used for concurrency checks (null to skip check)
document RavenJObject document data
metadata RavenJObject document metadata 

public class PutResult
{
  private String key;
  private Etag etag;

  public String getKey() {
    return key;
  }

  public void setKey(String key) {
    this.key = key;
  }

  public Etag getEtag() {
    return etag;
  }

  public void setEtag(Etag etag) {
    this.etag = etag;
  }
}
Return Value
Key String unique key under which document was stored
Etag Etag stored document etag

Example

Category category = new Category();
category.setName("My Category");
category.setDescription("My Category description");

store.getDatabaseCommands().put(
  "categories/999",
  null,
  RavenJObject.fromObject(category),
  new RavenJObject());