Restore double property

src/main/java/com/todoroo/andlib/data/AbstractModel.java

@@ -25,6 +25,8 @@ import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map.Entry;
 
+import static com.todoroo.andlib.data.Property.DoubleProperty;
+
 /**
  * <code>AbstractModel</code> represents a row in a database.
  * <p>
@@ -219,6 +221,8 @@ public abstract class AbstractModel implements Parcelable, Cloneable {
                 return (TYPE) Integer.valueOf((String) value);
             } else if(value instanceof Integer && property instanceof LongProperty) {
                 return (TYPE) Long.valueOf(((Number) value).longValue());
+            } else if(value instanceof String && property instanceof DoubleProperty) {
+                return (TYPE) Double.valueOf((String) value);
             }
             return (TYPE) value;
         } catch (NumberFormatException e) {
@@ -473,6 +477,12 @@ public abstract class AbstractModel implements Parcelable, Cloneable {
             return null;
         }
 
+        @Override
+        public Void visitDouble(Property<Double> property, Object value) {
+            store.put(property.getColumnName(), (Double) value);
+            return null;
+        }
+
         @Override
         public Void visitString(Property<String> property, Object value) {
             store.put(property.getColumnName(), (String) value);

src/main/java/com/todoroo/andlib/data/Property.java

@@ -128,6 +128,8 @@ public abstract class Property<TYPE> extends Field implements Cloneable {
 
         public RETURN visitLong(Property<Long> property, PARAMETER data);
 
+        public RETURN visitDouble(Property<Double> property, PARAMETER data);
+
         public RETURN visitString(Property<String> property, PARAMETER data);
     }
 
@@ -214,6 +216,39 @@ public abstract class Property<TYPE> extends Field implements Cloneable {
         }
     }
 
+    /**
+     * Double property type. See {@link Property}
+     *
+     * @author Tim Su <tim@todoroo.com>
+     *
+     */
+    public static class DoubleProperty extends Property<Double> {
+
+        public DoubleProperty(Table table, String name) {
+            super(table, name);
+        }
+
+        public DoubleProperty(Table table, String name, int flags) {
+            super(table, name, flags);
+        }
+
+        protected DoubleProperty(Table table, String name, String expression) {
+            super(table, name, expression);
+        }
+
+
+        @Override
+        public <RETURN, PARAMETER> RETURN accept(
+                PropertyVisitor<RETURN, PARAMETER> visitor, PARAMETER data) {
+            return visitor.visitDouble(this, data);
+        }
+
+        @Override
+        public DoubleProperty cloneAs(String tableAlias, String columnAlias) {
+            return (DoubleProperty) super.cloneAs(tableAlias, columnAlias);
+        }
+    }
+
     /**
      * Long property type. See {@link Property}
      *

src/main/java/com/todoroo/andlib/data/SqlConstructorVisitor.java

@@ -8,6 +8,11 @@ package com.todoroo.andlib.data;
  */
 public class SqlConstructorVisitor implements Property.PropertyVisitor<String, Void> {
 
+    @Override
+    public String visitDouble(Property<Double> property, Void data) {
+        return String.format("%s REAL", property.getColumnName());
+    }
+
     @Override
     public String visitInteger(Property<Integer> property, Void data) {
         return String.format("%s INTEGER", property.getColumnName());

src/main/java/com/todoroo/andlib/data/TodorooCursor.java

@@ -103,6 +103,15 @@ public class TodorooCursor<TYPE extends AbstractModel> extends CursorWrapper {
             return cursor.getLong(column);
         }
 
+        @Override
+        public Object visitDouble(Property<Double> property, TodorooCursor<?> cursor) {
+            int column = columnIndex(property, cursor);
+            if (property.checkFlag(Property.PROP_FLAG_NULLABLE) && cursor.isNull(column)) {
+                return null;
+            }
+            return cursor.getDouble(column);
+        }
+
         @Override
         public Object visitString(Property<String> property,
                 TodorooCursor<?> cursor) {

src/main/java/com/todoroo/astrid/backup/TasksXmlExporter.java

@@ -289,6 +289,24 @@ public class TasksXmlExporter {
             return null;
         }
 
+        @Override
+        public Void visitDouble(Property<Double> property, AbstractModel data) {
+            try {
+                Double value = data.getValue(property);
+                String valueString = (value == null) ? XML_NULL : value.toString();
+                xml.attribute(null, property.name, valueString);
+            } catch (UnsupportedOperationException e) {
+                // didn't read this value, do nothing
+            } catch (IllegalArgumentException e) {
+                throw new RuntimeException(e);
+            } catch (IllegalStateException e) {
+                throw new RuntimeException(e);
+            } catch (IOException e) {
+                throw new RuntimeException(e);
+            }
+            return null;
+        }
+
         @Override
         public Void visitString(Property<String> property, AbstractModel data) {
             try {

src/main/java/com/todoroo/astrid/backup/TasksXmlImporter.java

@@ -337,6 +337,16 @@ public class TasksXmlImporter {
                 return null;
             }
 
+            @Override
+            public Void visitDouble(Property<Double> property, AbstractModel data) {
+                String value = xpp.getAttributeValue(null, property.name);
+                if (value != null) {
+                    data.setValue(property, TasksXmlExporter.XML_NULL.equals(value) ?
+                            null : Double.parseDouble(value));
+                }
+                return null;
+            }
+
             @Override
             public Void visitString(Property<String> property,
                     AbstractModel data) {