From d5e47f6da5b08b13ecdfa7f1edc7e12aeb83fab9 Mon Sep 17 00:00:00 2001
From: Eric Erfanian <erfanian@google.com>
Date: Wed, 15 Mar 2017 14:41:07 -0700
Subject: Update Dialer source from latest green build.

* Refactor voicemail component
* Add new enriched calling components

Test: treehugger, manual aosp testing

Change-Id: I521a0f86327d4b42e14d93927c7d613044ed5942
---
 .../impl/mail/store/imap/ImapElement.java          | 124 +++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 java/com/android/voicemail/impl/mail/store/imap/ImapElement.java

(limited to 'java/com/android/voicemail/impl/mail/store/imap/ImapElement.java')

diff --git a/java/com/android/voicemail/impl/mail/store/imap/ImapElement.java b/java/com/android/voicemail/impl/mail/store/imap/ImapElement.java
new file mode 100644
index 000000000..ee255d1eb
--- /dev/null
+++ b/java/com/android/voicemail/impl/mail/store/imap/ImapElement.java
@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2015 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.android.voicemail.impl.mail.store.imap;
+
+/**
+ * Class representing "element"s in IMAP responses.
+ *
+ * <p>Class hierarchy:
+ *
+ * <pre>
+ * ImapElement
+ *   |
+ *   |-- ImapElement.NONE (for 'index out of range')
+ *   |
+ *   |-- ImapList (isList() == true)
+ *   |   |
+ *   |   |-- ImapList.EMPTY
+ *   |   |
+ *   |   --- ImapResponse
+ *   |
+ *   --- ImapString (isString() == true)
+ *       |
+ *       |-- ImapString.EMPTY
+ *       |
+ *       |-- ImapSimpleString
+ *       |
+ *       |-- ImapMemoryLiteral
+ *       |
+ *       --- ImapTempFileLiteral
+ * </pre>
+ */
+public abstract class ImapElement {
+  /**
+   * An element that is returned by {@link ImapList#getElementOrNone} to indicate an index is out of
+   * range.
+   */
+  public static final ImapElement NONE =
+      new ImapElement() {
+        @Override
+        public void destroy() {
+          // Don't call super.destroy().
+          // It's a shared object.  We don't want the mDestroyed to be set on this.
+        }
+
+        @Override
+        public boolean isList() {
+          return false;
+        }
+
+        @Override
+        public boolean isString() {
+          return false;
+        }
+
+        @Override
+        public String toString() {
+          return "[NO ELEMENT]";
+        }
+
+        @Override
+        public boolean equalsForTest(ImapElement that) {
+          return super.equalsForTest(that);
+        }
+      };
+
+  private boolean mDestroyed = false;
+
+  public abstract boolean isList();
+
+  public abstract boolean isString();
+
+  protected boolean isDestroyed() {
+    return mDestroyed;
+  }
+
+  /**
+   * Clean up the resources used by the instance. It's for removing a temp file used by {@link
+   * ImapTempFileLiteral}.
+   */
+  public void destroy() {
+    mDestroyed = true;
+  }
+
+  /** Throws {@link RuntimeException} if it's already destroyed. */
+  protected final void checkNotDestroyed() {
+    if (mDestroyed) {
+      throw new RuntimeException("Already destroyed");
+    }
+  }
+
+  /**
+   * Return a string that represents this object; it's purely for the debug purpose. Don't mistake
+   * it for {@link ImapString#getString}.
+   *
+   * <p>Abstract to force subclasses to implement it.
+   */
+  @Override
+  public abstract String toString();
+
+  /**
+   * The equals implementation that is intended to be used only for unit testing. (Because it may be
+   * heavy and has a special sense of "equal" for testing.)
+   */
+  public boolean equalsForTest(ImapElement that) {
+    if (that == null) {
+      return false;
+    }
+    return this.getClass() == that.getClass(); // Has to be the same class.
+  }
+}
-- 
cgit v1.2.3