Fix an issue when run SyncTest.

2013-10-30 11:13:50 +08:00
commit 7823ca4eec
1115 changed files with 75566 additions and 0 deletions
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2009 Google Inc.
+ * 
+ * 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.android.apps.mytracks.util;
+
+/**
+ * The singleton class representing the extended encoding of chart data.
+ */
+public class ChartsExtendedEncoder {
+
+  // ChartServer data encoding in extended mode
+  private static final String CHARTSERVER_EXTENDED_ENCODING_SEPARATOR = ",";
+  private static final String CHARTSERVER_EXTENDED_ENCODING =
+      "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-.";
+  private static final int CHARTSERVER_EXTENDED_SINGLE_CHARACTER_VALUES =
+      CHARTSERVER_EXTENDED_ENCODING.length();
+  private static final String MISSING_POINT_EXTENDED_ENCODING = "__";
+
+  private ChartsExtendedEncoder() { }
+
+  public static String getEncodedValue(int scaled) {
+    int index1 = scaled / CHARTSERVER_EXTENDED_SINGLE_CHARACTER_VALUES;
+    if (index1 < 0 || index1 >= CHARTSERVER_EXTENDED_SINGLE_CHARACTER_VALUES) {
+      return MISSING_POINT_EXTENDED_ENCODING;
+    }
+
+    int index2 = scaled % CHARTSERVER_EXTENDED_SINGLE_CHARACTER_VALUES;
+    if (index2 < 0 || index2 >= CHARTSERVER_EXTENDED_SINGLE_CHARACTER_VALUES) {
+      return MISSING_POINT_EXTENDED_ENCODING;
+    }
+
+    return String.valueOf(CHARTSERVER_EXTENDED_ENCODING.charAt(index1))
+         + String.valueOf(CHARTSERVER_EXTENDED_ENCODING.charAt(index2));
+  }
+
+  public static String getSeparator() {
+    return CHARTSERVER_EXTENDED_ENCODING_SEPARATOR;
+  }
+}