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package org.apache.camel.model; |
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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.XmlAttribute; |
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import javax.xml.bind.annotation.XmlRootElement; |
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import javax.xml.bind.annotation.XmlTransient; |
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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.spi.Policy; |
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@XmlRootElement(name = "policy") |
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@XmlAccessorType(XmlAccessType.FIELD) |
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public class PolicyRef extends OutputType { |
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@XmlAttribute(required = true) |
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private String ref; |
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@XmlTransient |
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private Policy policy; |
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public PolicyRef() { |
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} |
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public PolicyRef(Policy policy) { |
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this.policy = policy; |
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} |
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@Override |
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public String toString() { |
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return "Policy[" + description() + "]"; |
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} |
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public String getRef() { |
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return ref; |
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} |
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public void setRef(String ref) { |
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this.ref = ref; |
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} |
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@Override |
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public Processor createProcessor(RouteContext routeContext) throws Exception { |
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Processor childProcessor = createOutputsProcessor(routeContext); |
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Policy policy = resolvePolicy(routeContext); |
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if (policy == null) { |
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throw new IllegalArgumentException("No policy configured: " + this); |
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} |
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return policy.wrap(childProcessor); |
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} |
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protected Policy resolvePolicy(RouteContext routeContext) { |
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if (policy == null) { |
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policy = routeContext.lookup(getRef(), Policy.class); |
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} |
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return policy; |
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} |
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protected String description() { |
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if (policy != null) { |
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return policy.toString(); |
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} else { |
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return "ref: " + ref; |
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} |
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} |
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} |