dubbo-common/src/main/java/org/apache/dubbo/config/annotation/Service.java [103:266]:
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    int weight() default -1;

    /**
     * Service doc, default value is ""
     */
    String document() default "";

    /**
     * Delay time for service registration, default value is 0
     */
    int delay() default -1;

    /**
     * @see Service#stub()
     * @deprecated
     */
    String local() default "";

    /**
     * Service stub name, use interface name + Local if not set
     */
    String stub() default "";

    /**
     * Cluster strategy, legal values include: failover, failfast, failsafe, failback, forking
     */
    String cluster() default "";

    /**
     * How the proxy is generated, legal values include: jdk, javassist
     */
    String proxy() default "";

    /**
     * Maximum connections service provider can accept, default value is 0 - connection is shared
     */
    int connections() default -1;

    /**
     * The callback instance limit peer connection
     * <p>
     * see org.apache.dubbo.common.constants.CommonConstants.DEFAULT_CALLBACK_INSTANCES
     */
    int callbacks() default -1;

    /**
     * Callback method name when connected, default value is empty string
     */
    String onconnect() default "";

    /**
     * Callback method name when disconnected, default value is empty string
     */
    String ondisconnect() default "";

    /**
     * Service owner, default value is empty string
     */
    String owner() default "";

    /**
     * Service layer, default value is empty string
     */
    String layer() default "";

    /**
     * Service invocation retry times
     *
     * @see org.apache.dubbo.common.constants.CommonConstants#DEFAULT_RETRIES
     */
    int retries() default -1;

    /**
     * Load balance strategy, legal values include: random, roundrobin, leastactive
     *
     * @see org.apache.dubbo.common.constants.CommonConstants#DEFAULT_LOADBALANCE
     */
    String loadbalance() default "";

    /**
     * Whether to enable async invocation, default value is false
     */
    boolean async() default false;

    /**
     * Maximum active requests allowed, default value is 0
     */
    int actives() default -1;

    /**
     * Whether the async request has already been sent, the default value is false
     */
    boolean sent() default false;

    /**
     * Service mock name, use interface name + Mock if not set
     */
    String mock() default "";

    /**
     * Whether to use JSR303 validation, legal values are: true, false
     */
    String validation() default "";

    /**
     * Timeout value for service invocation, default value is 0
     */
    int timeout() default -1;

    /**
     * Specify cache implementation for service invocation, legal values include: lru, threadlocal, jcache
     */
    String cache() default "";

    /**
     * Filters for service invocation
     *
     * @see Filter
     */
    String[] filter() default {};

    /**
     * Listeners for service exporting and unexporting
     *
     * @see ExporterListener
     */
    String[] listener() default {};

    /**
     * Customized parameter key-value pair, for example: {key1, value1, key2, value2}
     */
    String[] parameters() default {};

    /**
     * Application spring bean name
     * @deprecated Do not set it and use the global Application Config
     */
    @Deprecated
    String application() default "";

    /**
     * Module spring bean name
     */
    String module() default "";

    /**
     * Provider spring bean name
     */
    String provider() default "";

    /**
     * Protocol spring bean names
     */
    String[] protocol() default {};

    /**
     * Monitor spring bean name
     */
    String monitor() default "";

    /**
     * Registry spring bean name
     */
    String[] registry() default {};
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dubbo-compatible/src/main/java/com/alibaba/dubbo/config/annotation/Service.java [65:130]:
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    int weight() default -1;

    String document() default "";

    int delay() default -1;

    String local() default "";

    String stub() default "";

    String cluster() default "";

    String proxy() default "";

    int connections() default -1;

    int callbacks() default -1;

    String onconnect() default "";

    String ondisconnect() default "";

    String owner() default "";

    String layer() default "";

    int retries() default -1;

    String loadbalance() default "";

    boolean async() default false;

    int actives() default -1;

    boolean sent() default false;

    String mock() default "";

    String validation() default "";

    int timeout() default -1;

    String cache() default "";

    String[] filter() default {};

    String[] listener() default {};

    String[] parameters() default {};

    /**
     * Application associated name
     * @deprecated Do not set it and use the global Application Config
     */
    @Deprecated
    String application() default "";

    String module() default "";

    String provider() default "";

    String[] protocol() default {};

    String monitor() default "";

    String[] registry() default {};
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