Import code from internal repository to git

java/com/google/domain/registry/tools/CreateCreditBalanceCommand.java

@@ -0,0 +1,77 @@
+// Copyright 2016 Google Inc. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.domain.registry.tools;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static com.google.domain.registry.model.ofy.ObjectifyService.ofy;
+
+import com.google.domain.registry.model.billing.RegistrarCredit;
+import com.google.domain.registry.model.billing.RegistrarCreditBalance;
+import com.google.domain.registry.model.registrar.Registrar;
+import com.google.domain.registry.util.SystemClock;
+
+import com.beust.jcommander.Parameter;
+import com.beust.jcommander.Parameters;
+
+import org.joda.money.Money;
+import org.joda.time.DateTime;
+
+/** Command for creating a new balance for a registrar credit. */
+@Parameters(separators = " =", commandDescription = "Create a new registrar credit balance")
+final class CreateCreditBalanceCommand extends MutatingCommand {
+
+  @Parameter(
+      names = "--registrar",
+      description = "Client ID of the registrar owning the credit to create a new balance for",
+      required = true)
+  private String registrarId;
+
+  @Parameter(
+      names = "--credit_id",
+      description = "ID of credit to create a new balance for",
+      required = true)
+  private long creditId;
+
+  @Parameter(
+      names = "--balance",
+      description = "The new balance amount",
+      required = true)
+  private Money balance;
+
+  @Parameter(
+      names = "--effective_time",
+      description = "Point in time at which the new balance amount becomes effective",
+      required = true)
+  private DateTime effectiveTime;
+
+  @Override
+  public void init() throws Exception {
+    Registrar registrar = checkNotNull(
+        Registrar.loadByClientId(registrarId), "Registrar %s not found", registrarId);
+    RegistrarCredit credit = ofy().load()
+        .type(RegistrarCredit.class)
+        .parent(registrar)
+        .id(creditId)
+        .now();
+    checkNotNull(credit, "Registrar credit for %s with ID %s not found", registrarId, creditId);
+    RegistrarCreditBalance newBalance = new RegistrarCreditBalance.Builder()
+        .setParent(credit)
+        .setEffectiveTime(effectiveTime)
+        .setWrittenTime(new SystemClock().nowUtc())
+        .setAmount(balance)
+        .build();
+    stageEntityChange(null, newBalance);
+  }
+}