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add MultipleDepotExamples
This commit is contained in:
Stefan Schroeder
parent
cc8f0ed2d8
commit
c55af1ce59
4 changed files with 209 additions and 368 deletions
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@ -1,368 +1,7 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<problem xmlns="http://www.w3schools.com"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.w3schools.com vrp_xml_schema.xsd">
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<problemType>
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<fleetSize>FINITE</fleetSize>
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<fleetComposition>HOMOGENEOUS</fleetComposition>
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</problemType>
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<vehicles>
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<vehicle>
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<id>1_1_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_2_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_3_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_4_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_5_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_6_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_7_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_8_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_9_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_10_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_11_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_12_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_13_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>1_14_cordeauVehicle</id>
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<typeId>1_cordeauType</typeId>
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<location>
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<id>[x=-33.0][y=33.0]</id>
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<coord x="-33.0" y="33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_1_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_2_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_3_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_4_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_5_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_6_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_7_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_8_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_9_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_10_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_11_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_12_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_13_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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<vehicle>
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<id>2_14_cordeauVehicle</id>
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<typeId>2_cordeauType</typeId>
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<location>
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<id>[x=33.0][y=-33.0]</id>
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<coord x="33.0" y="-33.0"/>
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</location>
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<timeSchedule>
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<start>0.0</start>
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<end>310.0</end>
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</timeSchedule>
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</vehicle>
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</vehicles>
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<vehicleTypes>
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<type>
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<id>1_cordeauType</id>
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<capacity>500</capacity>
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<costs>
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<fixed>0.0</fixed>
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<distance>1.0</distance>
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<time>0.0</time>
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</costs>
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</type>
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<type>
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<id>2_cordeauType</id>
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<capacity>500</capacity>
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<costs>
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<fixed>0.0</fixed>
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<distance>1.0</distance>
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<time>0.0</time>
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</costs>
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</type>
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</vehicleTypes>
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<services>
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<service id="35" type="service">
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<locationId>35</locationId>
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@ -0,0 +1,87 @@
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package examples;
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import java.util.Arrays;
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import java.util.Collection;
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import util.Coordinate;
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import util.Solutions;
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import algorithms.VehicleRoutingAlgorithms;
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import analysis.AlgorithmSearchProgressChartListener;
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import analysis.SolutionPlotter;
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import analysis.SolutionPrinter;
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import basics.VehicleRoutingAlgorithm;
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import basics.VehicleRoutingProblem;
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import basics.VehicleRoutingProblem.FleetSize;
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import basics.VehicleRoutingProblemSolution;
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import basics.io.VrpXMLReader;
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import basics.route.Vehicle;
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import basics.route.VehicleImpl;
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import basics.route.VehicleImpl.VehicleType;
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public class MultipleDepotExample {
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/**
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* @param args
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*/
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public static void main(String[] args) {
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VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
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/*
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* Read cordeau-instance p01, BUT only its services without any vehicles
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*/
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new VrpXMLReader(vrpBuilder).read("input/vrp_cordeau_01.xml");
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/*
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* add vehicles with its depots
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* 4 depots:
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* (20,20)
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* (30,40)
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* (50,30)
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* (60,50)
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*
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* each with 4 vehicles each with a capacity of 80
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*/
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int nuOfVehicles = 4;
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int capacity = 80;
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Coordinate firstDepotCoord = Coordinate.newInstance(20, 20);
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Coordinate second = Coordinate.newInstance(30, 40);
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Coordinate third = Coordinate.newInstance(50, 30);
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Coordinate fourth = Coordinate.newInstance(60, 50);
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int depotCounter = 1;
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for(Coordinate depotCoord : Arrays.asList(firstDepotCoord,second,third,fourth)){
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for(int i=0;i<nuOfVehicles;i++){
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VehicleType vehicleType = VehicleType.Builder.newInstance(depotCounter + "_" + (i+1) + "_type", capacity).setCostPerDistance(1.0).build();
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Vehicle vehicle = VehicleImpl.VehicleBuilder.newInstance(depotCounter + "_" + (i+1) + "_vehicle").setLocationCoord(depotCoord).setType(vehicleType).build();
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vrpBuilder.addVehicle(vehicle);
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}
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depotCounter++;
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}
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/*
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* define problem with finite fleet
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*/
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vrpBuilder.setFleetSize(FleetSize.FINITE);
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/*
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* build the problem
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*/
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VehicleRoutingProblem vrp = vrpBuilder.build();
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/*
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* plot to see how the problem looks like
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*/
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SolutionPlotter.plotVrpAsPNG(vrp, "output/problem01.png", "p01");
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/*
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* solve the problem
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*/
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VehicleRoutingAlgorithm vra = VehicleRoutingAlgorithms.readAndCreateAlgorithm(vrp, "input/algorithmConfig.xml");
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Collection<VehicleRoutingProblemSolution> solutions = vra.searchSolutions();
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SolutionPrinter.print(Solutions.getBest(solutions));
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SolutionPlotter.plotSolutionAsPNG(vrp, Solutions.getBest(solutions), "output/p01_solution.png", "p01");
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}
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}
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@ -0,0 +1,105 @@
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package examples;
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import java.util.Arrays;
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import java.util.Collection;
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import util.Coordinate;
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import util.Solutions;
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import algorithms.VehicleRoutingAlgorithms;
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import analysis.AlgorithmSearchProgressChartListener;
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import analysis.SolutionPlotter;
|
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import analysis.SolutionPrinter;
|
||||
import basics.VehicleRoutingAlgorithm;
|
||||
import basics.VehicleRoutingProblem;
|
||||
import basics.VehicleRoutingProblem.FleetSize;
|
||||
import basics.VehicleRoutingProblemSolution;
|
||||
import basics.io.VrpXMLReader;
|
||||
import basics.route.Vehicle;
|
||||
import basics.route.VehicleImpl;
|
||||
import basics.route.VehicleImpl.VehicleType;
|
||||
|
||||
public class MultipleDepotExampleWithPenaltyVehicles {
|
||||
|
||||
/**
|
||||
* @param args
|
||||
*/
|
||||
public static void main(String[] args) {
|
||||
|
||||
VehicleRoutingProblem.Builder vrpBuilder = VehicleRoutingProblem.Builder.newInstance();
|
||||
/*
|
||||
* Read cordeau-instance p01, BUT only its services without any vehicles
|
||||
*/
|
||||
new VrpXMLReader(vrpBuilder).read("input/vrp_cordeau_08.xml");
|
||||
|
||||
/*
|
||||
* add vehicles with its depots
|
||||
* 2 depots:
|
||||
* (-33,33)
|
||||
* (33,-33)
|
||||
*
|
||||
* each with 14 vehicles each with a capacity of 500 and a maximum duration of 310
|
||||
*/
|
||||
int nuOfVehicles = 14;
|
||||
int capacity = 500;
|
||||
double maxDuration = 310;
|
||||
Coordinate firstDepotCoord = Coordinate.newInstance(-33, 33);
|
||||
Coordinate second = Coordinate.newInstance(33, -33);
|
||||
|
||||
/*
|
||||
* number of penalty vehicles
|
||||
*/
|
||||
int nuOfPenaltyVehicles = 4;
|
||||
int depotCounter = 1;
|
||||
for(Coordinate depotCoord : Arrays.asList(firstDepotCoord,second)){
|
||||
for(int i=0;i<nuOfVehicles;i++){
|
||||
VehicleType vehicleType = VehicleType.Builder.newInstance(depotCounter + "_" + (i+1) + "_type", capacity).setCostPerDistance(1.0).build();
|
||||
String vehicleId = depotCounter + "_" + (i+1) + "_vehicle";
|
||||
VehicleImpl.VehicleBuilder vehicleBuilder = VehicleImpl.VehicleBuilder.newInstance(vehicleId);
|
||||
vehicleBuilder.setLocationCoord(depotCoord);
|
||||
vehicleBuilder.setType(vehicleType);
|
||||
vehicleBuilder.setLatestArrival(maxDuration);
|
||||
Vehicle vehicle = vehicleBuilder.build();
|
||||
vrpBuilder.addVehicle(vehicle);
|
||||
}
|
||||
for(int i=0;i<nuOfPenaltyVehicles;i++){
|
||||
VehicleType penaltyType = VehicleType.Builder.newInstance(depotCounter + "_" + (i+1) + "_penaltyType", capacity).setFixedCost(50).setCostPerDistance(3.0).build();
|
||||
String vehicleId = depotCounter + "_" + (i+1) + "_penaltyVehicle";
|
||||
VehicleImpl.VehicleBuilder vehicleBuilder = VehicleImpl.VehicleBuilder.newInstance(vehicleId);
|
||||
vehicleBuilder.setLocationCoord(depotCoord);
|
||||
vehicleBuilder.setType(penaltyType);
|
||||
vehicleBuilder.setLatestArrival(maxDuration);
|
||||
Vehicle penaltyVehicle = vehicleBuilder.build();
|
||||
vrpBuilder.addVehicle(penaltyVehicle);
|
||||
}
|
||||
depotCounter++;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*
|
||||
* define problem with finite fleet
|
||||
*/
|
||||
vrpBuilder.setFleetSize(FleetSize.FINITE);
|
||||
|
||||
/*
|
||||
* build the problem
|
||||
*/
|
||||
VehicleRoutingProblem vrp = vrpBuilder.build();
|
||||
|
||||
/*
|
||||
* plot to see how the problem looks like
|
||||
*/
|
||||
SolutionPlotter.plotVrpAsPNG(vrp, "output/problem08.png", "p08");
|
||||
|
||||
/*
|
||||
* solve the problem
|
||||
*/
|
||||
VehicleRoutingAlgorithm vra = VehicleRoutingAlgorithms.readAndCreateAlgorithm(vrp, "input/algorithmConfig.xml");
|
||||
Collection<VehicleRoutingProblemSolution> solutions = vra.searchSolutions();
|
||||
|
||||
SolutionPrinter.print(Solutions.getBest(solutions));
|
||||
SolutionPlotter.plotSolutionAsPNG(vrp, Solutions.getBest(solutions), "output/p08_solution.png", "p08");
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
|
@ -59,11 +59,19 @@ public class CordeauReader {
|
|||
|
||||
private double coordProjectionFactor = 1;
|
||||
|
||||
private boolean addPenaltyVehicles = false;
|
||||
|
||||
public CordeauReader(VehicleRoutingProblem.Builder vrpBuilder) {
|
||||
super();
|
||||
this.vrpBuilder = vrpBuilder;
|
||||
}
|
||||
|
||||
public CordeauReader(VehicleRoutingProblem.Builder vrpBuilder, boolean penaltyVehicles) {
|
||||
super();
|
||||
this.vrpBuilder = vrpBuilder;
|
||||
this.addPenaltyVehicles = penaltyVehicles;
|
||||
}
|
||||
|
||||
public void read(String fileName){
|
||||
vrpBuilder.setFleetSize(FleetSize.FINITE);
|
||||
BufferedReader reader = getReader(fileName);
|
||||
|
|
@ -124,6 +132,7 @@ public class CordeauReader {
|
|||
coord = vehicle.getCoord();
|
||||
vrpBuilder.addVehicle(vehicle);
|
||||
}
|
||||
if(addPenaltyVehicles){
|
||||
for(int i=0;i<5;i++){
|
||||
VehicleType penaltyType = VehicleImpl.VehicleType.Builder.newInstance(counter + "_penaltyType", cap).
|
||||
setCostPerDistance(3.0).setFixedCost(50).build();
|
||||
|
|
@ -131,6 +140,7 @@ public class CordeauReader {
|
|||
.setType(penaltyType).setLocationCoord(coord).build();
|
||||
vrpBuilder.addVehicle(penaltyVehicle);
|
||||
}
|
||||
}
|
||||
depotCounter++;
|
||||
}
|
||||
else{
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue