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Software Requirements Specification

12.

The visitor selects a search result (ALT 8, ALT 9, ALT 10).

13.

The system redirects the visitor to the URL associated with that metadata and records the visitors IP address, the time, and the target of the click through.

14.

End of use case.

ALT 1: The visitor selects path and row option.

A1-1: The visitor enters the path and row as search parameters.

A1-2: Return to Scenario 2, step number 5.

ALT 2: The visitor clicks on the sensor guide link.

A2-1: The system redirects the visitor to the Guided Sensor Search Page as shown in Figure 23: Guided Sensor Search.

A2-2: The visitor selects the free radio button.

A2-3: The visitor selects a spectral resolution from the spectral resolution drop down list.

A2-4: The visitor selects a spatial resolution from the spatial resolution drop down list.

A2-5: The visitor clicks the submit button.

A2-6:The system processes the visitor’s source search query and constructs an SQL query.

A2-7:The system submits an SQL search query to the database.

A2-8: The database returns the matching sensors.

A2-9: The system redirects the visitor to the Advanced Search Page.

A2-10: The system populates the sources table using the results of the matching sensors query.

A2-11:Return to Scenario 2, step number 3.

ALT 3: The visitor selects coordinates option.

A3-1:The visitor enters the longitude and latitude as search parameters.

A3-2: Return to Scenario 2, step number 5.

ALT 4: The visitor selects another continent from the continent options.

A4-1:The system displays a map for the selected continent.

A4-2:The visitor selects an area from the selected map (ALT 1, ALT 2, ALT 3).

A4-3: Return to Scenario 2, step number 4.

ALT 5: The visitor selects the option to zoom in.

A5-1: The system changes the cursor pointer into a crosshair cursor.

A5-2: The visitor left clicks on a point in the map.

A5-3:The system refreshes the webpage displaying the zoomed map.

A5-4: Return to Scenario 2, step number 3.

ALT 6: The visitor selects the option to zoom out.

A6-1: The system changes the cursor pointer into a crosshair cursor.

A6-2: The visitor left clicks on a point in the map.

A6-3:The system refreshes the webpage displaying the zoomed map.

A6-4: Return to Scenario 2, step number 3.

ALT 7: The database returns no matches.

A7-1: The system displays a match not found message and an option to return to the Advanced Search Page.

A7-2: The visitor selects the return option.

A7-3: Return to Scenario 2, step number 1.

ALT 7: The visitor selects next page.

A8-1: The system displays the results associated with the next page.

A8-2: Return to Scenario 2, step number 11.

ALT 9: The visitor selects the N page.

A9-1: The system displays the results associated with the N page.

A9-2: Return to Scenario 2, step number 11.

Software Engineering II

CS 4311 Fall 2004

Date

9/2/2004   4:15 PM

Page

14

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