Merge remote-tracking branch 'origin/upstream-master' into masterHEADstudio-3.4.0studio-3.2.1studio-3.1.2studio-3.0studio-2.3gradle_3.4.0gradle_3.1.2gradle_3.0.0gradle_2.3.0studio-master-devmirror-goog-studio-master-devmastermain

Change-Id: I63f5e16d09297c48432192761b840310935eb903

1 files changed, 68 insertions, 0 deletions

diff --git a/WordPress/src/main/java/org/wordpress/android/datasets/SQLTable.java b/WordPress/src/main/java/org/wordpress/android/datasets/SQLTable.java
new file mode 100644
index 000000000..ba73f9ca3
--- /dev/null
+++ b/WordPress/src/main/java/org/wordpress/android/datasets/SQLTable.java
@@ -0,0 +1,68 @@
+package org.wordpress.android.datasets;
+
+import java.util.Map;
+
+import android.content.ContentValues;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+import android.net.Uri;
+
+/**
+ * A class to represent an database table.
+ */
+
+public abstract class SQLTable {
+    public abstract String getName();
+
+    protected abstract String getUniqueConstraint();
+
+    protected abstract Map<String, String> getColumnMapping();
+
+    protected static class BaseColumns {
+        protected final static String _ID = "_id";
+    }
+
+    public String toCreateQuery() {
+        String createQuery = "CREATE TABLE IF NOT EXISTS " + getName() + " (";
+
+        Map<String, String> columns = getColumnMapping();
+
+        for (String column : columns.keySet()) {
+            createQuery += column + " " + columns.get(column) + ", ";
+        }
+
+        createQuery += getUniqueConstraint() + ");";
+
+        return createQuery;
+    }
+
+    public abstract void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion);
+
+    public Cursor query(final SQLiteDatabase database, final Uri uri, final String[] projection, final String selection, final String[] selectionArgs, final String sortOrder) {
+        return database.query(getName(), projection, selection, selectionArgs, null, null, sortOrder);
+    }
+
+    public long insert(final SQLiteDatabase database, final Uri uri, final ContentValues values) {
+        return database.insert(getName(), null, values);
+    }
+
+    public long insert(final SQLiteDatabase database, final ContentValues values) {
+        return insert(database, null, values);
+    }
+
+    public int update(final SQLiteDatabase database, final Uri uri, final ContentValues values, final String selection, final String[] selectionArgs) {
+        return database.update(getName(), values, selection, selectionArgs);
+    }
+
+    public int update(final SQLiteDatabase database, final ContentValues values, final String selection, final String[] selectionArgs) {
+        return update(database, null, values, selection, selectionArgs);
+    }
+
+    public int delete(final SQLiteDatabase database, final Uri uri, final String selection, final String[] selectionArgs) {
+        return database.delete(getName(), selection, selectionArgs);
+    }
+
+    public int delete(final SQLiteDatabase database, final String selection, final String[] selectionArgs) {
+        return delete(database, null, selection, selectionArgs);
+    }
+}