com.avanza.astrix.gs.GigaSpaceProxy Maven / Gradle / Ivy
/*
* Copyright 2014 Avanza Bank AB
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.avanza.astrix.gs;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.util.Objects;
import org.openspaces.core.GigaSpace;
import com.avanza.astrix.core.ServiceUnavailableException;
import com.avanza.astrix.core.util.ReflectionUtil;
import com.gigaspaces.internal.client.cache.SpaceCacheException;
/**
* 1. Some exceptions thrown by the space-proxy will be wrapped in ServiceUnavailableException
* to ensure circuit-breaker logic is triggered when space is not available.
*
* @author Elias Lindholm (elilin)
*
*/
public class GigaSpaceProxy implements InvocationHandler {
private final GigaSpace gigaSpace;
public GigaSpaceProxy(GigaSpace gigaSpace) {
this.gigaSpace = Objects.requireNonNull(gigaSpace);
}
public static GigaSpace create(GigaSpace gigaSpace) {
return ReflectionUtil.newProxy(GigaSpace.class, new GigaSpaceProxy(gigaSpace));
}
@Override
public Object invoke(Object proxy, final Method method, final Object[] args) throws Throwable {
try {
return ReflectionUtil.invokeMethod(method, gigaSpace, args);
} catch (SpaceCacheException e) {
throw new ServiceUnavailableException("SpaceCacheNotAvailable", e);
}
}
}