feat: add support for custom objectId

parse/src/main/java/com/parse/Parse.java

@@ -49,6 +49,7 @@ public class Parse {
     private static final Object MUTEX_CALLBACKS = new Object();
     static ParseEventuallyQueue eventuallyQueue = null;
     private static boolean isLocalDatastoreEnabled;
+    private static boolean allowCustomObjectId = false;
 
     // endregion
     private static OfflineStore offlineStore;
@@ -110,6 +111,11 @@ public static boolean isLocalDatastoreEnabled() {
         return isLocalDatastoreEnabled;
     }
 
+    /** @return {@code True} if {@link Configuration.Builder#allowCustomObjectId()} has been called, otherwise {@code false}. */
+    public static boolean isAllowCustomObjectId() {
+        return allowCustomObjectId;
+    }
+
     /**
      * Authenticates this client as belonging to your application. This must be called before your
      * application can use the Parse library. The recommended way is to put a call to {@code
@@ -140,6 +146,8 @@ static void initialize(Configuration configuration, ParsePlugins parsePlugins) {
         // isLocalDataStoreEnabled() to perform additional behavior.
         isLocalDatastoreEnabled = configuration.localDataStoreEnabled;
 
+        allowCustomObjectId = configuration.allowCustomObjectId;
+
         if (parsePlugins == null) {
             ParsePlugins.initialize(configuration.context, configuration);
         } else {
@@ -271,6 +279,7 @@ public static void destroy() {
         ParsePlugins.reset();
 
         setLocalDatastore(null);
+        allowCustomObjectId = false;
     }
 
     /** @return {@code True} if {@link #initialize} has been called, otherwise {@code false}. */
@@ -573,6 +582,7 @@ public static final class Configuration {
         final String clientKey;
         final String server;
         final boolean localDataStoreEnabled;
+        final boolean allowCustomObjectId;
         final OkHttpClient.Builder clientBuilder;
         final int maxRetries;
 
@@ -582,6 +592,7 @@ private Configuration(Builder builder) {
             this.clientKey = builder.clientKey;
             this.server = builder.server;
             this.localDataStoreEnabled = builder.localDataStoreEnabled;
+            this.allowCustomObjectId = builder.allowCustomObjectId;
             this.clientBuilder = builder.clientBuilder;
             this.maxRetries = builder.maxRetries;
         }
@@ -593,6 +604,7 @@ public static final class Builder {
             private String clientKey;
             private String server;
             private boolean localDataStoreEnabled;
+            private boolean allowCustomObjectId;
             private OkHttpClient.Builder clientBuilder;
             private int maxRetries = DEFAULT_MAX_RETRIES;
 
@@ -657,6 +669,20 @@ private Builder setLocalDatastoreEnabled(boolean enabled) {
                 return this;
             }
 
+            /**
+             * Enable the possibility to set a custom objectId for your ParseObjects.
+             *
+             * @return The same builder, for easy chaining.
+             */
+            public Builder allowCustomObjectId() {
+                return this.setAllowCustomObjectId(true);
+            }
+
+            private Builder setAllowCustomObjectId(boolean enabled) {
+                allowCustomObjectId = enabled;
+                return this;
+            }
+
             /**
              * Set the {@link okhttp3.OkHttpClient.Builder} to use when communicating with the Parse
              * REST API

parse/src/main/java/com/parse/ParseObject.java

@@ -2250,6 +2250,10 @@ Task<Void> saveAsync(final String sessionToken, final Task<Void> toAwait) {
             return Task.forResult(null);
         }
 
+        if (Parse.isAllowCustomObjectId() && getObjectId() == null) {
+            return Task.forError(new ParseException(104, "ObjectId must not be null"));
+        }
+
         final ParseOperationSet operations;
         synchronized (mutex) {
             updateBeforeSave();
@@ -2357,6 +2361,10 @@ public final Task<Void> saveEventually() {
             return Task.forResult(null);
         }
 
+        if (Parse.isAllowCustomObjectId() && getObjectId() == null) {
+            return Task.forError(new ParseException(104, "ObjectId must not be null"));
+        }
+
         final ParseOperationSet operationSet;
         final ParseRESTCommand command;
         final Task<JSONObject> runEventuallyTask;

parse/src/main/java/com/parse/ParseRESTObjectCommand.java

@@ -36,8 +36,18 @@ public static ParseRESTObjectCommand saveObjectCommand(
             return ParseRESTObjectCommand.createObjectCommand(
                     state.className(), operations, sessionToken);
         } else {
-            return ParseRESTObjectCommand.updateObjectCommand(
-                    state.objectId(), state.className(), operations, sessionToken);
+            if (Parse.isAllowCustomObjectId()) {
+                if (state.createdAt() == -1) {
+                    return ParseRESTObjectCommand.createObjectCommand(
+                            state.className(), operations, sessionToken);
+                } else {
+                    return ParseRESTObjectCommand.updateObjectCommand(
+                            state.objectId(), state.className(), operations, sessionToken);
+                }
+            } else {
+                return ParseRESTObjectCommand.updateObjectCommand(
+                        state.objectId(), state.className(), operations, sessionToken);
+            }
         }
     }
 

parse/src/test/java/com/parse/ParseClientConfigurationTest.java

@@ -25,12 +25,14 @@ public void testBuilder() {
         builder.applicationId("foo");
         builder.clientKey("bar");
         builder.enableLocalDataStore();
+        builder.allowCustomObjectId();
         Parse.Configuration configuration = builder.build();
 
         assertNull(configuration.context);
         assertEquals(configuration.applicationId, "foo");
         assertEquals(configuration.clientKey, "bar");
         assertTrue(configuration.localDataStoreEnabled);
+        assertEquals(configuration.allowCustomObjectId, true);
     }
 
     @Test

parse/src/test/java/com/parse/ParseObjectTest.java

@@ -8,10 +8,13 @@
  */
 package com.parse;
 
+import static org.hamcrest.core.Is.is;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertSame;
+import static org.junit.Assert.assertThat;
 import static org.junit.Assert.assertTrue;
 import static org.mockito.ArgumentMatchers.nullable;
 import static org.mockito.Matchers.any;
@@ -46,7 +49,7 @@
 import org.robolectric.RuntimeEnvironment;
 
 @RunWith(RobolectricTestRunner.class)
-public class ParseObjectTest {
+public class ParseObjectTest extends ResetPluginsParseTest {
 
     @Rule public final ExpectedException thrown = ExpectedException.none();
 
@@ -80,16 +83,17 @@ private static TaskCompletionSource<Void> mockObjectControllerForDelete() {
     }
 
     @Before
-    public void setUp() {
+    public void setUp() throws Exception {
+        super.setUp();
         ParseFieldOperations.registerDefaultDecoders(); // to test JSON / Parcel decoding
     }
 
     // region testRevert
 
     @After
-    public void tearDown() {
-        ParseCorePlugins.getInstance().reset();
-        ParsePlugins.reset();
+    public void tearDown() throws Exception {
+        super.tearDown();
+        Parse.destroy();
     }
 
     @Test
@@ -159,6 +163,118 @@ public void testFromJsonWithLdsStackOverflow() throws JSONException {
 
     // endregion
 
+    @Test
+    public void testSaveCustomObjectIdMissing() {
+        // Mocked to let save work
+        mockCurrentUserController();
+
+        Parse.Configuration configuration =
+                new Parse.Configuration.Builder(RuntimeEnvironment.application)
+                        .applicationId(BuildConfig.LIBRARY_PACKAGE_NAME)
+                        .server("https://api.parse.com/1")
+                        .enableLocalDataStore()
+                        .allowCustomObjectId()
+                        .build();
+        ParsePlugins plugins = mock(ParsePlugins.class);
+        when(plugins.configuration()).thenReturn(configuration);
+        when(plugins.applicationContext()).thenReturn(RuntimeEnvironment.application);
+        Parse.initialize(configuration, plugins);
+
+        ParseObject object = new ParseObject("TestObject");
+        try {
+            object.save();
+        } catch (ParseException e) {
+            assertEquals(e.getCode(), 104);
+            assertThat(e.getMessage(), is("ObjectId must not be null"));
+        }
+    }
+
+    @Test
+    public void testSaveCustomObjectIdNotMissing() {
+        // Mocked to let save work
+        mockCurrentUserController();
+
+        Parse.Configuration configuration =
+                new Parse.Configuration.Builder(RuntimeEnvironment.application)
+                        .applicationId(BuildConfig.LIBRARY_PACKAGE_NAME)
+                        .server("https://api.parse.com/1")
+                        .enableLocalDataStore()
+                        .allowCustomObjectId()
+                        .build();
+        ParsePlugins plugins = mock(ParsePlugins.class);
+        when(plugins.configuration()).thenReturn(configuration);
+        when(plugins.applicationContext()).thenReturn(RuntimeEnvironment.application);
+        Parse.initialize(configuration, plugins);
+
+        ParseObject object = new ParseObject("TestObject");
+        object.setObjectId("ABCDEF123456");
+
+        ParseException exception = null;
+        try {
+            object.save();
+        } catch (ParseException e) {
+            exception = e;
+        }
+        assertNull(exception);
+    }
+
+    @Test
+    public void testSaveEventuallyCustomObjectIdMissing() {
+        // Mocked to let save work
+        mockCurrentUserController();
+
+        Parse.Configuration configuration =
+                new Parse.Configuration.Builder(RuntimeEnvironment.application)
+                        .applicationId(BuildConfig.LIBRARY_PACKAGE_NAME)
+                        .server("https://api.parse.com/1")
+                        .enableLocalDataStore()
+                        .allowCustomObjectId()
+                        .build();
+        ParsePlugins plugins = ParseTestUtils.mockParsePlugins(configuration);
+        Parse.initialize(configuration, plugins);
+
+        ParseObject object = new ParseObject("TestObject");
+        object.saveEventually(
+                new SaveCallback() {
+                    @Override
+                    public void done(ParseException e) {
+                        assertNotNull(e);
+                        assertEquals(e.getCode(), 104);
+                        assertThat(e.getMessage(), is("ObjectId must not be null"));
+                    }
+                });
+
+        Parse.setLocalDatastore(null);
+    }
+
+    @Test
+    public void testSaveEventuallyCustomObjectIdNotMissing() throws ParseException {
+        // Mocked to let save work
+        mockCurrentUserController();
+
+        Parse.Configuration configuration =
+                new Parse.Configuration.Builder(RuntimeEnvironment.application)
+                        .applicationId(BuildConfig.LIBRARY_PACKAGE_NAME)
+                        .server("https://api.parse.com/1")
+                        .enableLocalDataStore()
+                        .allowCustomObjectId()
+                        .build();
+        ParsePlugins plugins = ParseTestUtils.mockParsePlugins(configuration);
+        Parse.initialize(configuration, plugins);
+
+        ParseObject object = new ParseObject("TestObject");
+        object.setObjectId("ABCDEF123456");
+        object.saveEventually(
+                new SaveCallback() {
+                    @Override
+                    public void done(ParseException e) {
+                        assertNull(e);
+                    }
+                });
+
+        Parse.setLocalDatastore(null);
+    }
+
     // region testGetter
 
     @Test

parse/src/test/java/com/parse/ParseRESTCommandTest.java

@@ -29,6 +29,7 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URL;
+import java.util.Collections;
 import org.json.JSONArray;
 import org.json.JSONObject;
 import org.junit.After;
@@ -38,6 +39,7 @@
 import org.junit.rules.ExpectedException;
 import org.junit.runner.RunWith;
 import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
 import org.skyscreamer.jsonassert.JSONCompareMode;
 
 // For org.json
@@ -488,7 +490,7 @@ public void testOnResponseCloseNetworkStreamWithNormalResponse() throws Exceptio
     }
 
     @Test
-    public void testOnResposneCloseNetworkStreamWithIOException() throws Exception {
+    public void testOnResponseCloseNetworkStreamWithIOException() throws Exception {
         // Mock response stream
         int statusCode = 200;
         InputStream mockResponseStream = mock(InputStream.class);
@@ -515,4 +517,39 @@ public void testOnResposneCloseNetworkStreamWithIOException() throws Exception {
         assertEquals("Error", responseTask.getError().getMessage());
         verify(mockResponseStream, times(1)).close();
     }
+
+    @Test
+    public void testSaveObjectCommandUpdate() {
+        ParseObject.State state = mock(ParseObject.State.class);
+        when(state.className()).thenReturn("TestObject");
+        when(state.objectId()).thenReturn("test_id");
+        when(state.createdAt()).thenReturn(System.currentTimeMillis() / 1000L);
+        when(state.updatedAt()).thenReturn(System.currentTimeMillis() / 1000L);
+        when(state.keySet()).thenReturn(Collections.singleton("foo"));
+        when(state.get("foo")).thenReturn("bar");
+        ParseObject parseObject = ParseObject.from(state);
+
+        ParseRESTObjectCommand command =
+                ParseRESTObjectCommand.saveObjectCommand(parseObject.getState(), null, null);
+        assertEquals(command.method, ParseHttpRequest.Method.PUT);
+
+        Parse.Configuration configuration =
+                new Parse.Configuration.Builder(RuntimeEnvironment.application)
+                        .applicationId(BuildConfig.LIBRARY_PACKAGE_NAME)
+                        .server("https://api.parse.com/1")
+                        .enableLocalDataStore()
+                        .allowCustomObjectId()
+                        .build();
+        ParsePlugins plugins = mock(ParsePlugins.class);
+        when(plugins.configuration()).thenReturn(configuration);
+        when(plugins.applicationContext()).thenReturn(RuntimeEnvironment.application);
+        Parse.initialize(configuration, plugins);
+
+        command = ParseRESTObjectCommand.saveObjectCommand(parseObject.getState(), null, null);
+        assertEquals(command.method, ParseHttpRequest.Method.PUT);
+
+        ParseCorePlugins.getInstance().reset();
+        ParsePlugins.reset();
+        Parse.destroy();
+    }
 }