// 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.server.git.validators;

import com.google.gerrit.server.validators.ValidationException;
import java.util.Collections;
import java.util.List;

public class CommitValidationException extends ValidationException {
  private static final long serialVersionUID = 1L;
  private final List<CommitValidationMessage> messages;

  public CommitValidationException(String reason, List<CommitValidationMessage> messages) {
    super(reason);
    this.messages = messages;
  }

  public CommitValidationException(String reason) {
    super(reason);
    this.messages = Collections.emptyList();
  }

  public CommitValidationException(String reason, Throwable why) {
    super(reason, why);
    this.messages = Collections.emptyList();
  }

  public List<CommitValidationMessage> getMessages() {
    return messages;
  }

  /** @return the reason string along with all validation messages. */
  public String getFullMessage() {
    StringBuilder sb = new StringBuilder(getMessage());
    if (!messages.isEmpty()) {
      sb.append(':');
      for (CommitValidationMessage msg : messages) {
        sb.append("\n  ").append(msg.getMessage());
      }
    }
    return sb.toString();
  }
}

@@ -652,16 +652,64 @@
 ators;%0A%0A
+import com.google.common.collect.ImmutableList;%0A
 import c
@@ -768,38 +768,8 @@
 on;%0A
-import java.util.Collections;%0A
 impo
@@ -924,16 +924,25 @@
 e final 
+Immutable
 List%3CCom
@@ -1105,24 +1105,45 @@
 sages = 
+ImmutableList.copyOf(
 messages
 ;%0A  %7D%0A%0A 
@@ -1126,32 +1126,33 @@
 .copyOf(messages
+)
 ;%0A  %7D%0A%0A  public 
@@ -1233,37 +1233,32 @@
 sages = 
-Collections.empty
+Immutable
 List
+.of
 ();%0A  %7D%0A
@@ -1373,29 +1373,24 @@
 s = 
-Collections.empty
+Immutable
 List
+.of
 ();%0A
@@ -1403,16 +1403,25 @@
  public 
+Immutable
 List%3CCom

Make messages in CommitValidationException immutable