ClientManager.java
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package com.example.mina.client.base;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.Assert;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
@Component
@Slf4j
public class ClientManager<T extends AbstractClientFactory> {
private Map<String, T> clientFactories;
private Map<String, MatrixClient> clients ;
public ClientManager() {
// this.clients = Collections.emptyMap();
this.clients = new HashMap<>();
}
@Autowired
public void setClientFactories(Map<String, T> clientFactories) {
this.clientFactories = clientFactories;
}
public Set<String> getSupportedMatrix() {
return this.clientFactories.keySet();
}
public T getClientFactory(String name) {
return this.clientFactories.get(name);
}
public MatrixClient getOrCreateClient(MatrixConnectConfig connectConfig) {
Assert.notNull(connectConfig, "matrix connect config is null");
Assert.hasLength(connectConfig.getDeviceId(), "deviceId can not be empty");
String deviceId = connectConfig.getDeviceId();
if(clients.containsKey(deviceId)) {
return clients.get(deviceId);
}
String deviceType = connectConfig.getDeviceType();
//check the device type is supported by system
T clientFactory = getClientFactory(deviceType);
if(clientFactory == null) {
log.error("the matrix type is not supported by the system! matrix type is: " + deviceType);
throw new RuntimeException("the matrix type is not supported by the system! matrix type is: " + deviceType);
}
MatrixClient client = clientFactory.createClient(connectConfig);
clients.put(deviceId, client);
return client;
}
}