1 files changed, 112 insertions, 0 deletions
diff --git a/services/core/java/com/android/server/twilight/TwilightState.java b/services/core/java/com/android/server/twilight/TwilightState.java
new file mode 100644
index 0000000..91e24d7
--- /dev/null
+++ b/services/core/java/com/android/server/twilight/TwilightState.java
@@ -0,0 +1,112 @@
+/*
+ * Copyright (C) 2013 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.server.twilight;
+
+import java.text.DateFormat;
+import java.util.Date;
+
+/**
+ * Describes whether it is day or night.
+ * This object is immutable.
+ */
+public class TwilightState {
+    private final boolean mIsNight;
+    private final long mYesterdaySunset;
+    private final long mTodaySunrise;
+    private final long mTodaySunset;
+    private final long mTomorrowSunrise;
+
+    TwilightState(boolean isNight,
+            long yesterdaySunset,
+            long todaySunrise, long todaySunset,
+            long tomorrowSunrise) {
+        mIsNight = isNight;
+        mYesterdaySunset = yesterdaySunset;
+        mTodaySunrise = todaySunrise;
+        mTodaySunset = todaySunset;
+        mTomorrowSunrise = tomorrowSunrise;
+    }
+
+    /**
+     * Returns true if it is currently night time.
+     */
+    public boolean isNight() {
+        return mIsNight;
+    }
+
+    /**
+     * Returns the time of yesterday's sunset in the System.currentTimeMillis() timebase,
+     * or -1 if the sun never sets.
+     */
+    public long getYesterdaySunset() {
+        return mYesterdaySunset;
+    }
+
+    /**
+     * Returns the time of today's sunrise in the System.currentTimeMillis() timebase,
+     * or -1 if the sun never rises.
+     */
+    public long getTodaySunrise() {
+        return mTodaySunrise;
+    }
+
+    /**
+     * Returns the time of today's sunset in the System.currentTimeMillis() timebase,
+     * or -1 if the sun never sets.
+     */
+    public long getTodaySunset() {
+        return mTodaySunset;
+    }
+
+    /**
+     * Returns the time of tomorrow's sunrise in the System.currentTimeMillis() timebase,
+     * or -1 if the sun never rises.
+     */
+    public long getTomorrowSunrise() {
+        return mTomorrowSunrise;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        return o instanceof TwilightState && equals((TwilightState)o);
+    }
+
+    public boolean equals(TwilightState other) {
+        return other != null
+                && mIsNight == other.mIsNight
+                && mYesterdaySunset == other.mYesterdaySunset
+                && mTodaySunrise == other.mTodaySunrise
+                && mTodaySunset == other.mTodaySunset
+                && mTomorrowSunrise == other.mTomorrowSunrise;
+    }
+
+    @Override
+    public int hashCode() {
+        return 0; // don't care
+    }
+
+    @Override
+    public String toString() {
+        DateFormat f = DateFormat.getDateTimeInstance();
+        return "{TwilightState: isNight=" + mIsNight
+                + ", mYesterdaySunset=" + f.format(new Date(mYesterdaySunset))
+                + ", mTodaySunrise=" + f.format(new Date(mTodaySunrise))
+                + ", mTodaySunset=" + f.format(new Date(mTodaySunset))
+                + ", mTomorrowSunrise=" + f.format(new Date(mTomorrowSunrise))
+                + "}";
+    }
+}