1 files changed, 77 insertions, 0 deletions
diff --git a/java/com/google/gerrit/common/data/SubmitTypeRecord.java b/java/com/google/gerrit/common/data/SubmitTypeRecord.java
new file mode 100644
index 0000000000..d16da96126
--- /dev/null
+++ b/java/com/google/gerrit/common/data/SubmitTypeRecord.java
@@ -0,0 +1,77 @@
+// Copyright (C) 2012 The Android Open Source Project
+//
+// 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.gerrit.common.data;
+
+import com.google.gerrit.extensions.client.SubmitType;
+
+/** Describes the submit type for a change. */
+public class SubmitTypeRecord {
+  public enum Status {
+    /** The type was computed successfully */
+    OK,
+
+    /**
+     * An internal server error occurred preventing computation.
+     *
+     * <p>Additional detail may be available in {@link SubmitTypeRecord#errorMessage}
+     */
+    RULE_ERROR
+  }
+
+  public static SubmitTypeRecord OK(SubmitType type) {
+    return new SubmitTypeRecord(Status.OK, type, null);
+  }
+
+  public static SubmitTypeRecord error(String err) {
+    return new SubmitTypeRecord(SubmitTypeRecord.Status.RULE_ERROR, null, err);
+  }
+
+  /** Status enum value of the record. */
+  public final Status status;
+
+  /** Submit type of the record; never null if {@link #status} is {@code OK}. */
+  public final SubmitType type;
+
+  /** Submit type of the record; always null if {@link #status} is {@code OK}. */
+  public final String errorMessage;
+
+  private SubmitTypeRecord(Status status, SubmitType type, String errorMessage) {
+    if (type == SubmitType.INHERIT) {
+      throw new IllegalArgumentException("Cannot output submit type " + type);
+    }
+    this.status = status;
+    this.type = type;
+    this.errorMessage = errorMessage;
+  }
+
+  public boolean isOk() {
+    return status == Status.OK;
+  }
+
+  @Override
+  public String toString() {
+    StringBuilder sb = new StringBuilder();
+    sb.append(status);
+    if (status == Status.RULE_ERROR && errorMessage != null) {
+      sb.append('(').append(errorMessage).append(")");
+    }
+    if (type != null) {
+      sb.append('[');
+      sb.append(type.name());
+      sb.append(']');
+    }
+    return sb.toString();
+  }
+}