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package org.glassfish.jersey.server.internal.monitoring;
import org.glassfish.jersey.server.model.ResourceMethod;
import org.glassfish.jersey.server.monitoring.ExecutionStatistics;
import org.glassfish.jersey.server.monitoring.ResourceMethodStatistics;
/**
* Resource method statistics.
*
* @author Miroslav Fuksa (miroslav.fuksa at oracle.com)
*/
class ResourceMethodStatisticsImpl implements ResourceMethodStatistics {
/**
* Builder of resource method statistics.
*/
static class Builder {
private final ExecutionStatisticsImpl.Builder resourceMethodExecutionStatisticsBuilder;
private final ExecutionStatisticsImpl.Builder requestExecutionStatisticsBuilder;
private final ResourceMethod resourceMethod;
/**
* Create a new builder instance.
* @param resourceMethod Resource method for which statistics are evaluated.
*/
Builder(ResourceMethod resourceMethod) {
this.resourceMethod = resourceMethod;
this.resourceMethodExecutionStatisticsBuilder = new ExecutionStatisticsImpl.Builder();
this.requestExecutionStatisticsBuilder = new ExecutionStatisticsImpl.Builder();
}
/**
* Build an instance of resource method statistics.
* @return New instance of resource method statistics.
*/
ResourceMethodStatisticsImpl build() {
return new ResourceMethodStatisticsImpl(resourceMethod, resourceMethodExecutionStatisticsBuilder.build(),
requestExecutionStatisticsBuilder.build());
}
/**
* Add execution of the resource method to the statistics.
*
* @param methodStartTime Time spent on execution of resource method itself (Unix timestamp format).
* @param methodDuration Time of execution of the resource method.
* @param requestStartTime Time of whole request processing (from receiving the request
* until writing the response). (Unix timestamp format)
* @param requestDuration Time when the request matching to the executed resource method has been received
* by Jersey.
*/
void addResourceMethodExecution(long methodStartTime, long methodDuration,
long requestStartTime, long requestDuration) {
resourceMethodExecutionStatisticsBuilder.addExecution(methodStartTime, methodDuration);
requestExecutionStatisticsBuilder.addExecution(requestStartTime, requestDuration);
}
}
private final ExecutionStatisticsImpl resourceMethodExecutionStatisticsImpl;
private final ExecutionStatisticsImpl requestExecutionStatisticsImpl;
private final ResourceMethod resourceMethod;
private ResourceMethodStatisticsImpl(ResourceMethod resourceMethod, ExecutionStatisticsImpl resourceMethodExecutionStatisticsImpl,
ExecutionStatisticsImpl requestExecutionStatisticsImpl) {
this.resourceMethodExecutionStatisticsImpl = resourceMethodExecutionStatisticsImpl;
this.resourceMethod = resourceMethod;
this.requestExecutionStatisticsImpl = requestExecutionStatisticsImpl;
}
@Override
public ExecutionStatistics getRequestStatistics() {
return requestExecutionStatisticsImpl;
}
@Override
public ExecutionStatistics getMethodStatistics() {
return resourceMethodExecutionStatisticsImpl;
}
public ResourceMethod getResourceMethod() {
return resourceMethod;
}
@Override
public ResourceMethodStatistics snapshot() {
// snapshot functionality not yet implemented
return this;
}
}