common-clients/src/main/java/org/gcube/common/clients/builders/AbstractSingletonBuilder.java

78 lines
2.3 KiB
Java

package org.gcube.common.clients.builders;
import java.net.URI;
import java.net.URL;
import java.util.concurrent.TimeUnit;
import org.gcube.common.clients.builders.SingletonBuilderAPI.Builder;
import org.gcube.common.clients.builders.SingletonBuilderAPI.FinalClause;
import org.gcube.common.clients.builders.SingletonBuilderAPI.SecondClause;
import org.gcube.common.clients.cache.EndpointCache;
import org.gcube.common.clients.config.Property;
import org.gcube.common.clients.delegates.ProxyPlugin;
import org.gcube.common.clients.queries.Query;
/**
* Partial implementation of proxy builders for singleton services, i.e. stateful services with a known single instance.
*
* @author Fabio Simeoni
*
* @param <A> the type of service addresses
* @param <S> the type of service stubs
* @param <P> the type of service proxies
*/
public abstract class AbstractSingletonBuilder<A,S,P> extends AbstractBuilder<A,S,P> implements Builder<A,P>,SecondClause<P>,FinalClause<P> {
/**
* Constructs an instance with a given {@link ProxyPlugin}, and {@link EndpointCache}, and zero or more default {@link Property}s.
* @param plugin the plugin
* @param plugin the cache
* @param properties the properties
*/
protected AbstractSingletonBuilder(ProxyPlugin<A,S,P> plugin, EndpointCache<A> cache,Property<?> ... properties) {
super(plugin,cache,properties);
}
@Override
public SecondClause<P> matching(Query<A> query) {
setQuery(query);
return this;
};
@Override
public SecondClause<P> at(String host, int port) {
setAddress(AddressingUtils.address(contextPath(),plugin().name(), host, port));
return this;
}
@Override
public SecondClause<P> at(URL address) {
setAddress(AddressingUtils.address(contextPath(),plugin().name(), address));
return this;
}
@Override
public SecondClause<P> at(URI address) {
setAddress(AddressingUtils.address(contextPath(),plugin().name(), address));
return this;
}
@Override
public FinalClause<P> withTimeout(int duration, TimeUnit unit) {
setTimeout((int) unit.toMillis(duration));
return this;
}
@Override
public SecondClause<P> with(Property<?> property) {
addProperty(property);
return this;
}
@Override
public <T> SecondClause<P> with(String name, T value) {
addProperty(new Property<T>(name, value));
return this;
}
}