Java Code Examples for org.springframework.cloud.client.ServiceInstance#getMetadata()

The following examples show how to use org.springframework.cloud.client.ServiceInstance#getMetadata() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: SurgicalRoutingRequestTransformer.java From spring-cloud-services-starters with Apache License 2.0

6 votes

@Override
public HttpRequest transformRequest(HttpRequest request, ServiceInstance instance) {
	Map<String, String> metadata = instance.getMetadata();
	if (metadata.containsKey(CF_APP_GUID) && metadata.containsKey(CF_INSTANCE_INDEX)) {
		final String headerValue = String.format("%s:%s", metadata.get(CF_APP_GUID),
				metadata.get(CF_INSTANCE_INDEX));
		// request.getHeaders might be immutable, so return a wrapper
		return new HttpRequestWrapper(request) {
			@Override
			public HttpHeaders getHeaders() {
				HttpHeaders headers = new HttpHeaders();
				headers.putAll(super.getHeaders());
				headers.add(SURGICAL_ROUTING_HEADER, headerValue);
				return headers;
			}
		};
	}
	return request;
}

Example 2

Source File: SurgicalRoutingRequestTransformer.java From spring-cloud-services-connector with Apache License 2.0

6 votes

@Override
public HttpRequest transformRequest(HttpRequest request, ServiceInstance instance) {
	Map<String, String> metadata = instance.getMetadata();
	if (metadata.containsKey(CF_APP_GUID) && metadata.containsKey(CF_INSTANCE_INDEX)) {
		final String headerValue = String.format("%s:%s", metadata.get(CF_APP_GUID), metadata.get(CF_INSTANCE_INDEX));
		// request.getHeaders might be immutable, so return a wrapper
		return new HttpRequestWrapper(request) {
			@Override
			public HttpHeaders getHeaders() {
				HttpHeaders headers = new HttpHeaders();
				headers.putAll(super.getHeaders());
				headers.add(SURGICAL_ROUTING_HEADER, headerValue);
				return headers;
			}
		};
	}
	return request;
}

Example 3

Source File: DiscoveryClientNameResolver.java From grpc-spring-boot-starter with MIT License

6 votes

/**
 * Extracts the gRPC server port from the given service instance.
 *
 * @param instance The instance to extract the port from.
 * @return The gRPC server port.
 * @throws IllegalArgumentException If the specified port definition couldn't be parsed.
 */
private int getGRPCPort(final ServiceInstance instance) {
    final Map<String, String> metadata = instance.getMetadata();
    if (metadata == null) {
        return instance.getPort();
    }
    final String portString = metadata.get(GrpcUtils.CLOUD_DISCOVERY_METADATA_PORT);
    if (portString == null) {
        return instance.getPort();
    }
    try {
        return Integer.parseInt(portString);
    } catch (final NumberFormatException e) {
        // TODO: How to handle this case?
        throw new IllegalArgumentException("Failed to parse gRPC port information from: " + instance, e);
    }
}

Example 4

Source File: DiscoveryClientNameResolver.java From grpc-spring-boot-starter with MIT License

6 votes

/**
 * Extracts the gRPC server port from the given service instance.
 *
 * @param instance The instance to extract the port from.
 * @return The gRPC server port.
 * @throws IllegalArgumentException If the specified port definition couldn't be parsed.
 */
private int getGRPCPort(final ServiceInstance instance) {
    final Map<String, String> metadata = instance.getMetadata();
    if (metadata == null) {
        return instance.getPort();
    }
    final String portString = metadata.get(GrpcUtils.CLOUD_DISCOVERY_METADATA_PORT);
    if (portString == null) {
        return instance.getPort();
    }
    try {
        return Integer.parseInt(portString);
    } catch (final NumberFormatException e) {
        // TODO: How to handle this case?
        throw new IllegalArgumentException("Failed to parse gRPC port information from: " + instance, e);
    }
}

Example 5

Source File: ConsulDiscoveryClientCustomizedTests.java From spring-cloud-consul with Apache License 2.0

5 votes

private void assertInstance(ServiceInstance instance) {
	assertThat(instance.getInstanceId()).as("instance id was wrong")
			.isEqualTo("testConsulDiscovery2Id");
	assertThat(instance.getServiceId()).as("service id was wrong")
			.isEqualTo("testConsulDiscovery2");

	Map<String, String> metadata = instance.getMetadata();
	assertThat(metadata).as("metadata was null").isNotNull();

	String foo = metadata.get("foo");
	assertThat(foo).as("metadata key foo was wrong").isEqualTo("bar");

	String foo2 = metadata.get("foo2");
	assertThat(foo2).as("metadata key foo2 was wrong").isEqualTo("bar2");
}

Example 6

Source File: DefaultServiceLoadBalancer.java From camel-spring-boot with Apache License 2.0

5 votes

protected ServiceDefinition convertServiceInstanceToServiceDefinition(ServiceInstance instance) {
    return new DefaultServiceDefinition(
        instance.getServiceId(),
        instance.getHost(),
        instance.getPort(),
        instance.getMetadata()
    );
}

Example 7

Source File: ZonePreferenceServiceInstanceListSupplier.java From spring-cloud-commons with Apache License 2.0

5 votes

private String getZone(ServiceInstance serviceInstance) {
	Map<String, String> metadata = serviceInstance.getMetadata();
	if (metadata != null) {
		return metadata.get(ZONE);
	}
	return null;
}

Example 8

Source File: DiscoveryRegistrationBean.java From spring-batch-lightmin with Apache License 2.0

5 votes

private String getContextPath(final ServiceInstance serviceInstance) {
    final Map<String, String> metaData = serviceInstance.getMetadata();
    final String contextPath;
    if (metaData != null) {
        contextPath = metaData.getOrDefault("contextPath", "");
    } else {
        log.debug("No meta data available, nothing todo");
        contextPath = "";
    }
    return contextPath;
}

Example 9

Source File: LightminApplicationDiscoveryListener.java From spring-batch-lightmin with Apache License 2.0

5 votes

private Boolean checkIsLightminInstance(final ServiceInstance serviceInstance) {
    final Boolean result;
    final Map<String, String> metaData = serviceInstance.getMetadata();
    if (metaData.containsKey(DiscoveryBase.LIGHTMIN_CLIENT_META_DATA_KEY)) {
        final String value = metaData.get(DiscoveryBase.LIGHTMIN_CLIENT_META_DATA_KEY);
        if (DiscoveryBase.LIGHTMIN_CLIENT_META_DATA_VALUE.equals(value)) {
            result = Boolean.TRUE;
        } else {
            result = Boolean.FALSE;
        }
    } else {
        result = Boolean.FALSE;
    }
    return result;
}

Example 10

Source File: DubboServiceMetadataRepository.java From spring-cloud-alibaba with Apache License 2.0

5 votes

public Integer getDubboProtocolPort(ServiceInstance serviceInstance,
		String protocol) {
	String protocolProperty = getDubboProtocolPropertyName(protocol);
	Map<String, String> metadata = serviceInstance.getMetadata();
	String protocolPort = metadata.get(protocolProperty);
	return hasText(protocolPort) ? Integer.valueOf(protocolPort) : null;
}

Example 11

Source File: ClientDiscoveryImpl.java From BootNettyRpc with Apache License 2.0

5 votes

private List<NettyClient> convertNettyClients(List<ServiceInstance> serviceInstances) {
    if (CollectionUtils.isEmpty( serviceInstances )) {
        return null;
    }
    List<NettyClient> nettyClients = new CopyOnWriteArrayList<>();
    for (ServiceInstance serviceInstance : serviceInstances) {
        NettyClient nettyClient = new NettyClient();
        Map<String, String> metadata = serviceInstance.getMetadata();
        String host = metadata.get( NettyRpcConstants.NETTY_SERVER_HOST );
        if (StringUtils.isEmpty( host )) {
            host = serviceInstance.getHost();
        }
        nettyClient.setHost( host );

        String name = metadata.get( NettyRpcConstants.NETTY_SERVER_NAME );
        if (StringUtils.isEmpty( name )) {
            name = serviceInstance.getServiceId();
        }
        nettyClient.setName( name );

        String port = metadata.get( NettyRpcConstants.NETTY_SERVER_PORT );
        if (StringUtils.isEmpty( port )) {
            throw new CommonException( "netty server " + name + " 's port connot be null" );
        }
        nettyClient.setPort( Integer.valueOf( port ) );
        nettyClients.add( nettyClient );
    }
    return nettyClients;


}

Example 12

Source File: DefaultServiceInstanceConverter.java From Moss with Apache License 2.0

4 votes

protected Map<String, String> getMetadata(ServiceInstance instance) {
    return instance.getMetadata() != null ? instance.getMetadata() : emptyMap();
}

Example 13

Source File: DefaultServiceInstanceConverter.java From Moss with Apache License 2.0

4 votes

protected Map<String, String> getMetadata(ServiceInstance instance) {
    return instance.getMetadata() != null ? instance.getMetadata() : emptyMap();
}

Example 14

Source File: DefaultServiceInstanceConverter.java From Moss with Apache License 2.0

4 votes

protected Map<String, String> getMetadata(ServiceInstance instance) {
    return instance.getMetadata() != null ? instance.getMetadata() : emptyMap();
}

Example 15

Source File: DefaultServiceInstanceConverter.java From Moss with Apache License 2.0

4 votes

protected Map<String, String> getMetadata(ServiceInstance instance) {
    return instance.getMetadata() != null ? instance.getMetadata() : emptyMap();
}

Example 16

Source File: DefaultServiceInstanceConverter.java From spring-boot-admin with Apache License 2.0

4 votes

protected Map<String, String> getMetadata(ServiceInstance instance) {
	return (instance.getMetadata() != null) ? instance.getMetadata() : emptyMap();
}

Example 17

Source File: DefaultServiceInstanceConverter.java From Moss with Apache License 2.0

4 votes

protected Map<String, String> getMetadata(ServiceInstance instance) {
    return instance.getMetadata() != null ? instance.getMetadata() : emptyMap();
}

Example 18

Source File: DubboServiceMetadataRepository.java From spring-cloud-alibaba with Apache License 2.0

2 votes

/**
 * Get the {@link URL urls} that {@link DubboMetadataService} exported by the
 * specified {@link ServiceInstance}.
 * @param serviceInstance {@link ServiceInstance}
 * @return the mutable {@link URL urls}
 */
public List<URL> getDubboMetadataServiceURLs(ServiceInstance serviceInstance) {
	Map<String, String> metadata = serviceInstance.getMetadata();
	String dubboURLsJSON = metadata.get(DUBBO_METADATA_SERVICE_URLS_PROPERTY_NAME);
	return jsonUtils.toURLs(dubboURLsJSON);
}