Import code from internal repository to git

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

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+// 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 java.nio.charset.StandardCharsets.UTF_8;
+
+import com.google.common.io.CharStreams;
+import com.google.common.io.Files;
+import com.google.domain.registry.util.NonFinalForTesting;
+
+import com.beust.jcommander.Parameter;
+import com.beust.jcommander.Parameters;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.util.ArrayList;
+import java.util.List;
+
+/** A command to execute an arbitrary epp command from file or stdin. */
+@Parameters(separators = " =", commandDescription = "Execute an epp command")
+final class ExecuteEppCommand extends MutatingEppToolCommand {
+  @Parameter(description = "Epp command filename")
+  private List<String> mainParameters = new ArrayList<>();
+
+  @Parameter(
+      names = {"-c", "--client"},
+      description = "Client identifier of the registrar to execute the command as",
+      required = true)
+  String clientIdentifier;
+
+  @NonFinalForTesting
+  private static InputStream stdin = System.in;
+
+  @Override
+  void initMutatingEppToolCommand() throws IOException {
+    if (mainParameters.isEmpty()) {
+      addXmlCommand(
+          clientIdentifier, CharStreams.toString(new InputStreamReader(stdin, UTF_8)));
+    } else {
+      for (String command : mainParameters) {
+        addXmlCommand(clientIdentifier, Files.toString(new File(command), UTF_8));
+      }
+    }
+  }
+}