updateMetadata()

1public void updateCustomObjectSync() {
2    try {
3        CustomObject co = new CustomObject();
4        String name = "MyCustomObject1";
5        co.setFullName(name + "__c");
6        co.setDeploymentStatus(DeploymentStatus.Deployed);
7        co.setDescription("Updated description");
8        co.setLabel(name + " Object Update");
9        co.setPluralLabel(co.getLabel() + "s");
10        co.setSharingModel(SharingModel.ReadWrite);
11
12        // Name field with a type and label is required
13        CustomField cf = new CustomField();
14        cf.setType(FieldType.Text);
15        cf.setLabel(co.getFullName() + " Name");
16        co.setNameField(cf);
17
18        SaveResult[] results = metadataConnection
19                .updateMetadata(new Metadata[] { co });
20
21        for (SaveResult r : results) {
22            if (r.isSuccess()) {
23                System.out.println("Updated component: " + r.getFullName());
24            } else {
25                System.out
26                        .println("Errors were encountered while updating "
27                                + r.getFullName());
28                for (Error e : r.getErrors()) {
29                    System.out.println("Error message: " + e.getMessage());
30                    System.out.println("Status code: " + e.getStatusCode());
31                }
32            }
33        }
34    } catch (ConnectionException ce) {
35        ce.printStackTrace();
36    }
37}