mv com/google/domain/registry google/registry

This change renames directories in preparation for the great package
rename. The repository is now in a broken state because the code
itself hasn't been updated. However this should ensure that git
correctly preserves history for each file.

java/google/registry/model/eppinput/ResourceCommand.java

@@ -0,0 +1,152 @@
+// Copyright 2016 The Domain Registry Authors. 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.model.eppinput;
+
+import static com.google.common.collect.Sets.intersection;
+import static com.google.domain.registry.util.CollectionUtils.nullSafeImmutableCopy;
+import static com.google.domain.registry.util.CollectionUtils.nullToEmptyImmutableCopy;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableSet;
+import com.google.domain.registry.model.Buildable.Builder;
+import com.google.domain.registry.model.EppResource;
+import com.google.domain.registry.model.ImmutableObject;
+import com.google.domain.registry.model.eppcommon.AuthInfo;
+import com.google.domain.registry.model.eppcommon.StatusValue;
+import com.google.domain.registry.util.TypeUtils.TypeInstantiator;
+
+import java.util.List;
+import java.util.Set;
+
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlElements;
+import javax.xml.bind.annotation.XmlTransient;
+
+/** Commands for EPP resources. */
+public interface ResourceCommand {
+
+  /**
+   * A command for a single {@link EppResource}.
+   * <p>
+   * In general commands should extend {@link AbstractSingleResourceCommand} instead of
+   * implementing this directly, but "Create" commands can't do that since they need to inherit
+   * from a base class that gives them all of the resource's fields. The domain "Info" command
+   * also can't do that since it's "name" field is overloaded with a "hosts" attribute.
+   */
+  public interface SingleResourceCommand extends ResourceCommand {
+    String getTargetId();
+
+    AuthInfo getAuthInfo();
+  }
+
+  /** Abstract implementation of {@link ResourceCommand}. */
+  @XmlTransient
+  public abstract static class AbstractSingleResourceCommand extends ImmutableObject
+      implements SingleResourceCommand {
+    @XmlElements({
+        @XmlElement(name = "id"),
+        @XmlElement(name = "name") })
+    String targetId;
+
+    @Override
+    public String getTargetId() {
+      return targetId;
+    }
+
+    @Override
+    public AuthInfo getAuthInfo() {
+      return null;
+    }
+  }
+
+  /** A check command for an {@link EppResource}. */
+  @XmlTransient
+  public static class ResourceCheck extends ImmutableObject implements ResourceCommand {
+    @XmlElements({
+        @XmlElement(name = "id"),
+        @XmlElement(name = "name") })
+    List<String> targetUniqueIds;
+
+    public ImmutableList<String> getTargetIds() {
+      return nullSafeImmutableCopy(targetUniqueIds);
+    }
+  }
+
+  /** A create command, or the inner change (as opposed to add or remove) part of an update. */
+  public interface ResourceCreateOrChange<B extends Builder<?>> {
+    public abstract void applyTo(B builder);
+  }
+
+  /**
+   * An update command for an {@link EppResource}.
+   *
+   * @param <A> the add-remove type
+   * @param <C> the change type
+   */
+  @XmlTransient
+  public abstract static class ResourceUpdate
+      <A extends ResourceUpdate.AddRemove,
+       B extends EppResource.Builder<?, ?>,
+       C extends ResourceCreateOrChange<B>> extends AbstractSingleResourceCommand  {
+
+    /** Part of an update command that specifies set values to add or remove. */
+    @XmlTransient
+    public abstract static class AddRemove extends ImmutableObject {
+      @XmlElement(name = "status")
+      Set<StatusValue> statusValues;
+
+      public ImmutableSet<StatusValue> getStatusValues() {
+        return nullToEmptyImmutableCopy(statusValues);
+      }
+    }
+
+    protected abstract C getNullableInnerChange();
+
+    protected abstract A getNullableInnerAdd();
+
+    protected abstract A getNullableInnerRemove();
+
+    // Don't use MoreObjects.firstNonNull in these method because it will result in an unneeded
+    // reflective instantiation when the object isn't null.
+
+    public C getInnerChange() {
+      C change = getNullableInnerChange();
+      return change == null ? new TypeInstantiator<C>(getClass()){}.instantiate() : change;
+    }
+
+    public A getInnerAdd() {
+      A add = getNullableInnerAdd();
+      return add == null ? new TypeInstantiator<A>(getClass()){}.instantiate() : add;
+    }
+
+    public A getInnerRemove() {
+      A remove = getNullableInnerRemove();
+      return remove == null ? new TypeInstantiator<A>(getClass()){}.instantiate() : remove;
+    }
+
+    public void applyTo(B builder) throws AddRemoveSameValueException {
+      getInnerChange().applyTo(builder);
+      if (!intersection(getInnerAdd().getStatusValues(), getInnerRemove().getStatusValues())
+          .isEmpty()) {
+        throw new AddRemoveSameValueException();
+      }
+      builder.addStatusValues(getInnerAdd().getStatusValues());
+      builder.removeStatusValues(getInnerRemove().getStatusValues());
+    }
+  }
+
+  /** Exception for adding and removing the same value in {@link ResourceUpdate#applyTo}. */
+  public static class AddRemoveSameValueException extends Exception {}
+}