package com.hazelcast.map.impl.client;
import com.hazelcast.client.impl.client.AllPartitionsClientRequest;
import com.hazelcast.client.impl.client.RetryableRequest;
import com.hazelcast.client.impl.client.SecureRequest;
import com.hazelcast.core.EntryEventType;
import com.hazelcast.map.impl.MapServiceContext;
import com.hazelcast.map.impl.MapPortableHook;
import com.hazelcast.map.impl.MapService;
import com.hazelcast.map.impl.operation.EvictAllOperationFactory;
import com.hazelcast.nio.Address;
import com.hazelcast.nio.serialization.Portable;
import com.hazelcast.nio.serialization.PortableReader;
import com.hazelcast.nio.serialization.PortableWriter;
import com.hazelcast.security.permission.ActionConstants;
import com.hazelcast.security.permission.MapPermission;
import com.hazelcast.spi.OperationFactory;
import java.io.IOException;
import java.security.Permission;
import java.util.Map;
/**
* Evict all entries request used by clients.
*/
public class MapEvictAllRequest extends AllPartitionsClientRequest implements Portable, RetryableRequest, SecureRequest {
private String name;
public MapEvictAllRequest() {
}
public MapEvictAllRequest(String name) {
this.name = name;
}
public String getServiceName() {
return MapService.SERVICE_NAME;
}
public int getFactoryId() {
return MapPortableHook.F_ID;
}
public int getClassId() {
return MapPortableHook.EVICT_ALL;
}
public void write(PortableWriter writer) throws IOException {
writer.writeUTF("n", name);
}
public void read(PortableReader reader) throws IOException {
name = reader.readUTF("n");
}
@Override
protected OperationFactory createOperationFactory() {
return new EvictAllOperationFactory(name);
}
@Override
protected Object reduce(Map<Integer, Object> map) {
int total = 0;
MapService mapService = getService();
final MapServiceContext mapServiceContext = mapService.getMapServiceContext();
for (Object result : map.values()) {
Integer size = (Integer) mapServiceContext.toObject(result);
total += size;
}
final Address thisAddress = mapServiceContext.getNodeEngine().getThisAddress();
if (total > 0) {
mapServiceContext.getMapEventPublisher().publishMapEvent(thisAddress, name, EntryEventType.EVICT_ALL, total);
}
return total;
}
public Permission getRequiredPermission() {
return new MapPermission(name, ActionConstants.ACTION_REMOVE);
}
@Override
public String getDistributedObjectName() {
return name;
}
@Override
public String getMethodName() {
return "evictAll";
}
}