解组 solverConfigResource 失败

Question

这个post是对上一个问题的解决方案：

这是错误：

Exception in thread "main" java.lang.IllegalArgumentException: Unmarshalling of solverConfigResource (org/optaplanner/examples/nurserostering/solver/nurseRosteringSolverConfig.xml) fails.
at org.optaplanner.core.impl.solver.XStreamXmlSolverFactory.configure(XStreamXmlSolverFactory.java:114)
at org.optaplanner.core.api.solver.SolverFactory.createFromXmlResource(SolverFactory.java:66)
at org.optaplanner.examples.nurserostering.app.NurseRosteringApp.createSolver(NurseRosteringApp.java:50)
at org.optaplanner.examples.common.app.CommonApp.createSolutionBusiness(CommonApp.java:90)
at org.optaplanner.examples.common.app.CommonApp.init(CommonApp.java:77)
at org.optaplanner.examples.common.app.CommonApp.init(CommonApp.java:73)
at org.optaplanner.examples.nurserostering.app.NurseRosteringApp.main(NurseRosteringApp.java:38)
Caused by: " com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter$UnknownFieldException: No such field   org.optaplanner.core.config.heuristic.selector.move.generic.SwapMoveSelectorConfig.valueSelector
---- Debugging information ----
field               : valueSelector
class               :      org.optaplanner.core.config.heuristic.selector.move.generic.SwapMoveSelect    orConfig
required-type       :     org.optaplanner.core.config.heuristic.selector.move.generic.SwapMoveSelect    orConfig
converter-type      :    com.thoughtworks.xstream.converters.reflection.ReflectionConverter
line number         : 98
class[1]            :       org.optaplanner.core.config.heuristic.selector.move.composite.UnionMoveSel    ectorConfig
class[2]            :    org.optaplanner.core.config.localsearch.LocalSearchPhaseConfig
class[3]            : org.optaplanner.core.config.solver.SolverConfig
version             : 1.4.7
-------------------------------
at org.optaplanner.core.impl.solver.XStreamXmlSolverFactory.configure(XStreamXmlSolverFactory.java:114)
at org.optaplanner.core.api.solver.SolverFactory.createFromXmlResource(SolverFactory.java:66)
at org.optaplanner.examples.nurserostering.app.NurseRosteringApp.createSolver(NurseRosteringApp.java:50)
at org.optaplanner.examples.common.app.CommonApp.createSolutionBusiness(CommonApp.java:90)
at org.optaplanner.examples.common.app.CommonApp.init(CommonApp.java:77)
at org.optaplanner.examples.common.app.CommonApp.init(CommonApp.java:73)
at org.optaplanner.examples.nurserostering.app.NurseRosteringApp.main(NurseRosteringApp.java:38)

Answer 1

问题是因为我在 <swapMoveSelector> 中插入了一个 <valueSelector> 标签，但正如文档中所说

The SwapMove selects 2 different planning entities and swaps the planning values of all their planning variables.

解决方案很简单：只需从 <swapMoveSelector>

中删除 <valueSelector>

解组 solverConfigResource 失败

Unmarshalling of solverConfigResource fails

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