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package org.apache.camel.impl; |
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import java.net.URI; |
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import java.util.Map; |
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import java.util.concurrent.ScheduledExecutorService; |
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import java.util.concurrent.ScheduledThreadPoolExecutor; |
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import java.util.concurrent.ThreadFactory; |
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import org.apache.camel.CamelContext; |
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import org.apache.camel.Component; |
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import org.apache.camel.Endpoint; |
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import org.apache.camel.Exchange; |
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import org.apache.camel.util.IntrospectionSupport; |
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import org.apache.camel.util.ObjectHelper; |
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import org.apache.camel.util.URISupport; |
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public abstract class DefaultComponent<E extends Exchange> extends ServiceSupport implements Component<E> { |
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private int defaultThreadPoolSize = 5; |
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private CamelContext camelContext; |
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private ScheduledExecutorService executorService; |
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public DefaultComponent() { |
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} |
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public DefaultComponent(CamelContext context) { |
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this.camelContext = context; |
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} |
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public Endpoint<E> createEndpoint(String uri) throws Exception { |
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ObjectHelper.notNull(getCamelContext(), "camelContext"); |
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URI u = new URI(uri); |
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String path = u.getSchemeSpecificPart(); |
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if (path.startsWith("//")) { |
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path = path.substring(2); |
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} |
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int idx = path.indexOf('?'); |
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if (idx > 0) { |
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path = path.substring(0, idx); |
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} |
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Map parameters = URISupport.parseParamters(u); |
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Endpoint<E> endpoint = createEndpoint(uri, path, parameters); |
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if (endpoint == null) { |
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return null; |
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} |
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if (parameters != null) { |
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if (endpoint instanceof ScheduledPollEndpoint) { |
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ScheduledPollEndpoint scheduledPollEndpoint = (ScheduledPollEndpoint)endpoint; |
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scheduledPollEndpoint.configureProperties(parameters); |
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} |
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IntrospectionSupport.setProperties(endpoint, parameters); |
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} |
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return endpoint; |
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} |
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public CamelContext getCamelContext() { |
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return camelContext; |
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} |
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public void setCamelContext(CamelContext context) { |
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this.camelContext = context; |
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} |
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public ScheduledExecutorService getExecutorService() { |
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if (executorService == null) { |
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executorService = createExecutorService(); |
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} |
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return executorService; |
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} |
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public void setExecutorService(ScheduledExecutorService executorService) { |
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this.executorService = executorService; |
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} |
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protected ScheduledExecutorService createExecutorService() { |
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return new ScheduledThreadPoolExecutor(defaultThreadPoolSize, new ThreadFactory() { |
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int counter; |
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public synchronized Thread newThread(Runnable runnable) { |
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Thread thread = new Thread(runnable); |
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thread.setName("Thread: " + (++counter) + " " + DefaultComponent.this.toString()); |
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return thread; |
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} |
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}); |
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} |
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protected void doStart() throws Exception { |
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} |
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protected void doStop() throws Exception { |
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if (executorService != null) { |
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executorService.shutdown(); |
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} |
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} |
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protected abstract Endpoint<E> createEndpoint(String uri, String remaining, Map parameters) |
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throws Exception; |
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} |