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package org.apache.camel.model; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.Collections; |
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import java.util.List; |
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import javax.xml.bind.annotation.XmlAccessType; |
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import javax.xml.bind.annotation.XmlAccessorType; |
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import javax.xml.bind.annotation.XmlElement; |
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import javax.xml.bind.annotation.XmlElementRef; |
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import javax.xml.bind.annotation.XmlRootElement; |
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import org.apache.camel.Endpoint; |
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import org.apache.camel.Predicate; |
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import org.apache.camel.Processor; |
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import org.apache.camel.impl.RouteContext; |
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import org.apache.camel.processor.ChoiceProcessor; |
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import org.apache.camel.processor.FilterProcessor; |
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@XmlRootElement(name = "choice") |
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@XmlAccessorType(XmlAccessType.FIELD) |
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public class ChoiceType extends ProcessorType { |
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@XmlElementRef |
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private List<InterceptorType> interceptors = new ArrayList<InterceptorType>(); |
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@XmlElementRef |
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private List<WhenType> whenClauses = new ArrayList<WhenType>(); |
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@XmlElement(required = false) |
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private OtherwiseType otherwise; |
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@Override |
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public String toString() { |
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return "Choice[ " + getWhenClauses() + " " + getOtherwise() + "]"; |
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} |
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@Override |
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public Processor createProcessor(RouteContext routeContext) throws Exception { |
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List<FilterProcessor> filters = new ArrayList<FilterProcessor>(); |
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for (WhenType whenClaus : whenClauses) { |
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filters.add(whenClaus.createProcessor(routeContext)); |
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} |
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Processor otherwiseProcessor = null; |
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if (otherwise != null) { |
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otherwiseProcessor = otherwise.createProcessor(routeContext); |
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} |
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return new ChoiceProcessor(filters, otherwiseProcessor); |
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} |
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public ChoiceType when(Predicate predicate) { |
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getWhenClauses().add(new WhenType(predicate)); |
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return this; |
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} |
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public OtherwiseType otherwise() { |
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OtherwiseType answer = new OtherwiseType(); |
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setOtherwise(answer); |
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return answer; |
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} |
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public ChoiceType proceed() { |
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super.proceed(); |
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return this; |
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} |
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public ChoiceType to(Endpoint endpoint) { |
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super.to(endpoint); |
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return this; |
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} |
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public ChoiceType to(Collection<Endpoint> endpoints) { |
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super.to(endpoints); |
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return this; |
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} |
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public ChoiceType to(Endpoint... endpoints) { |
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super.to(endpoints); |
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return this; |
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} |
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public ChoiceType to(String uri) { |
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super.to(uri); |
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return this; |
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} |
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public ChoiceType to(String... uris) { |
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super.to(uris); |
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return this; |
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} |
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public List<WhenType> getWhenClauses() { |
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return whenClauses; |
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} |
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public void setWhenClauses(List<WhenType> whenClauses) { |
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this.whenClauses = whenClauses; |
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} |
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public List<ProcessorType> getOutputs() { |
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if (otherwise != null) { |
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return otherwise.getOutputs(); |
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} else if (whenClauses.isEmpty()) { |
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return Collections.EMPTY_LIST; |
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} else { |
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WhenType when = whenClauses.get(whenClauses.size() - 1); |
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return when.getOutputs(); |
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} |
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} |
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public OtherwiseType getOtherwise() { |
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return otherwise; |
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} |
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public void setOtherwise(OtherwiseType otherwise) { |
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this.otherwise = otherwise; |
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} |
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public List<InterceptorType> getInterceptors() { |
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return interceptors; |
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} |
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public void setInterceptors(List<InterceptorType> interceptors) { |
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this.interceptors = interceptors; |
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} |
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} |