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| package org.apache.hivemind.lib.pipeline; |
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| import java.util.Iterator; |
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| import java.util.List; |
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| import org.apache.hivemind.ErrorLog; |
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| import org.apache.hivemind.ServiceImplementationFactory; |
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| import org.apache.hivemind.ServiceImplementationFactoryParameters; |
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| import org.apache.hivemind.impl.BaseLocatable; |
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| import org.apache.hivemind.lib.DefaultImplementationBuilder; |
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| import org.apache.hivemind.service.ClassFactory; |
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| public class PipelineFactory extends BaseLocatable implements ServiceImplementationFactory |
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| { |
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| private ClassFactory _classFactory; |
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| private DefaultImplementationBuilder _defaultImplementationBuilder; |
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| private ErrorLog _errorLog; |
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| public Object createCoreServiceImplementation(
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| ServiceImplementationFactoryParameters factoryParameters) |
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| { |
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| PipelineParameters pp = (PipelineParameters) factoryParameters.getParameters().get(0);
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| PipelineAssembler pa = new PipelineAssembler(_errorLog, factoryParameters.getServiceId(),
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| factoryParameters.getServiceInterface(), pp.getFilterInterface(), _classFactory, |
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| _defaultImplementationBuilder); |
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| Object terminator = pp.getTerminator();
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| if (terminator != null)
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| pa.setTerminator(terminator, pp.getLocation());
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| List l = pp.getPipelineConfiguration();
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| Iterator i = l.iterator();
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| while (i.hasNext())
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| { |
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| PipelineContribution c = (PipelineContribution) i.next();
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| c.informAssembler(pa);
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| } |
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| return pa.createPipeline();
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| } |
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| public void setClassFactory(ClassFactory factory)
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| { |
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| _classFactory = factory;
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| } |
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| public void setDefaultImplementationBuilder(DefaultImplementationBuilder builder)
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| { |
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| _defaultImplementationBuilder = builder;
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| } |
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| public void setErrorLog(ErrorLog errorLog)
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| { |
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| _errorLog = errorLog;
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| } |
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| } |