1 files changed, 114 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/ingest/SimpleDate.java b/src/com/android/gallery3d/ingest/SimpleDate.java
new file mode 100644
index 000000000..05db2cde2
--- /dev/null
+++ b/src/com/android/gallery3d/ingest/SimpleDate.java
@@ -0,0 +1,114 @@
+/*
+ * 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.gallery3d.ingest;
+
+import java.text.DateFormat;
+import java.util.Calendar;
+
+/**
+ * Represents a date (year, month, day)
+ */
+public class SimpleDate implements Comparable<SimpleDate> {
+    public int month; // MM
+    public int day; // DD
+    public int year; // YYYY
+    private long timestamp;
+    private String mCachedStringRepresentation;
+
+    public SimpleDate() {
+    }
+
+    public SimpleDate(long timestamp) {
+        setTimestamp(timestamp);
+    }
+
+    private static Calendar sCalendarInstance = Calendar.getInstance();
+
+    public void setTimestamp(long timestamp) {
+        synchronized (sCalendarInstance) {
+            // TODO find a more efficient way to convert a timestamp to a date?
+            sCalendarInstance.setTimeInMillis(timestamp);
+            this.day = sCalendarInstance.get(Calendar.DATE);
+            this.month = sCalendarInstance.get(Calendar.MONTH);
+            this.year = sCalendarInstance.get(Calendar.YEAR);
+            this.timestamp = timestamp;
+            mCachedStringRepresentation = DateFormat.getDateInstance(DateFormat.SHORT).format(timestamp);
+        }
+    }
+
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + day;
+        result = prime * result + month;
+        result = prime * result + year;
+        return result;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (!(obj instanceof SimpleDate))
+            return false;
+        SimpleDate other = (SimpleDate) obj;
+        if (year != other.year)
+            return false;
+        if (month != other.month)
+            return false;
+        if (day != other.day)
+            return false;
+        return true;
+    }
+
+    @Override
+    public int compareTo(SimpleDate other) {
+        int yearDiff = this.year - other.getYear();
+        if (yearDiff != 0)
+            return yearDiff;
+        else {
+            int monthDiff = this.month - other.getMonth();
+            if (monthDiff != 0)
+                return monthDiff;
+            else
+                return this.day - other.getDay();
+        }
+    }
+
+    public int getDay() {
+        return day;
+    }
+
+    public int getMonth() {
+        return month;
+    }
+
+    public int getYear() {
+        return year;
+    }
+
+    @Override
+    public String toString() {
+        if (mCachedStringRepresentation == null) {
+            mCachedStringRepresentation = DateFormat.getDateInstance(DateFormat.SHORT).format(timestamp);
+        }
+        return mCachedStringRepresentation;
+    }
+}