Package org.gdbms.engine.data

Examples of org.gdbms.engine.data.AlphanumericDataSource.undo()


        Value v2 = ValueFactory.createValue(10);
        Value v1 = ValueFactory.createValue(0);
       
        d.beginTrans();
        d.setFieldValue(0, 0, v2);
        d.undo();
        assertTrue(((BooleanValue) d.getFieldValue(0, 0).equals(v1)).getValue());
        d.redo();
        assertTrue(((BooleanValue) d.getFieldValue(0, 0).equals(v2)).getValue());
        d.rollBackTrans();
    }
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        d.beginTrans();
        Value v1 = d.getFieldValue(1, 0);
        Value v2 = d.getFieldValue(2, 0);
        d.deleteRow(1);
        d.undo();
        assertTrue(((BooleanValue) d.getFieldValue(1, 0).equals(v1)).getValue());
        d.redo();
        assertTrue(((BooleanValue) d.getFieldValue(1, 0).equals(v2)).getValue());
        d.rollBackTrans();
    }
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                DataSourceFactory.UNDOABLE);
       
        d.beginTrans();
        Value v1 = d.getFieldValue(1, 0);
        d.insertEmptyRowAt(1);
        d.undo();
        assertTrue(((BooleanValue) d.getFieldValue(1, 0).equals(v1)).getValue());
        d.redo();
        assertTrue(d.getFieldValue(1, 0) instanceof NullValue);
        d.rollBackTrans();
    }
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        Value[] row = d.getRow(0);
        d.insertFilledRow(row);
        d.insertFilledRowAt(0, row);
        d.setFieldValue(0, 0, ValueFactory.createValue(2));
        for (int i = 0; i < 6; i++) {
            d.undo();          
        }
        d.redo();
        d.undo();
        d.deleteRow(0);
        assertTrue(listener.total == 15);
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        d.setFieldValue(0, 0, ValueFactory.createValue(2));
        for (int i = 0; i < 6; i++) {
            d.undo();          
        }
        d.redo();
        d.undo();
        d.deleteRow(0);
        assertTrue(listener.total == 15);
        assertTrue(listener.undoRedo == 8);
        d.rollBackTrans();
    }
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        Value[] row = d.getRow(0);
        d.insertFilledRow(row);
        d.insertFilledRowAt(0, row);
        d.setFieldValue(0, 0, ValueFactory.createValue(2));
        for (int i = 0; i < 6; i++) {
            d.undo();          
        }
        d.redo();
        d.undo();
        assertTrue(listener.total == 0);
        d.rollBackTrans();
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        d.setFieldValue(0, 0, ValueFactory.createValue(2));
        for (int i = 0; i < 6; i++) {
            d.undo();          
        }
        d.redo();
        d.undo();
        assertTrue(listener.total == 0);
        d.rollBackTrans();
    }

    public void testIgnoreCommit() throws Exception {
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        Value[] row = d.getRow(0);
        d.insertFilledRow(row);
        d.insertFilledRowAt(0, row);
        d.setFieldValue(0, 0, ValueFactory.createValue(2));
        for (int i = 0; i < 6; i++) {
            d.undo();          
        }
        d.redo();
        d.undo();
        int total = listener.total;
        d.commitTrans();
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        d.setFieldValue(0, 0, ValueFactory.createValue(2));
        for (int i = 0; i < 6; i++) {
            d.undo();          
        }
        d.redo();
        d.undo();
        int total = listener.total;
        d.commitTrans();
        assertTrue(listener.total == total);
    }
   
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