程序包 com.mysql.cj.conf

类 HostInfo

  • 所有已实现的接口:
    DatabaseUrlContainer
    public class HostInfo
extends Object
implements DatabaseUrlContainer
    This class holds the following MySQL host information:
    • host: an IP or host name.
    • port: the port number or 0 if not known.
    • user: the user name.
    • password: the password.
    • host properties: host specific connection arguments.

    • 字段详细资料

    • 构造器详细资料

      • HostInfo

        public HostInfo()
        Constructs an empty HostInfo instance.

      • HostInfo

        public HostInfo​(DatabaseUrlContainer url,
                String host,
                int port,
                String user,
                String password)
        Constructs a HostInfo instance initialized with the provided host, port and user info.
        参数:
        url - a reference to the original database URL that produced this host info
        host - the host ip or name
        port - the port
        user - the user name
        password - the user's password

      • HostInfo

        public HostInfo​(DatabaseUrlContainer url,
                String host,
                int port,
                String user,
                String password,
                Map<String,​String> properties)
        Constructs a HostInfo instance initialized with the provided host, port, user, password and connection arguments.
        参数:
        url - a reference to the original database URL that produced this host info
        host - the host ip or name
        port - the port
        user - the user name
        password - this user's password
        properties - a connection arguments map.

    • 方法详细资料

      • getHost

        public String getHost()
        Returns the host.
        返回:
        the host

      • getPort

        public int getPort()
        Returns the port.
        返回:
        the port

      • getHostPortPair

        public String getHostPortPair()
        Returns a host:port representation of this host.
        返回:
        the host:port representation of this host

      • getUser

        public String getUser()
        Returns the user name.
        返回:
        the user name

      • getPassword

        public String getPassword()
        Returns the password.
        返回:
        the password

      • getHostProperties

        public Map<String,​String> getHostProperties()
        Returns the properties specific to this host.
        返回:
        this host specific properties

      • getProperty

        public String getProperty​(String key)
        Returns the connection argument for the given key.
        参数:
        key - key
        返回:
        the connection argument for the given key

      • getDatabase

        public String getDatabase()
        Shortcut to the database connection argument.
        返回:
        the database name

      • exposeAsProperties

        public Properties exposeAsProperties()
        Exposes this host info as a single properties instance. The values for host, port, user and password are added to the properties map with their standard keys.
        返回:
        a Properties instance containing the full host information.

      • getDatabaseUrl

        public String getDatabaseUrl()
        Returns the original database URL that produced this host info.
        指定者:
        getDatabaseUrl 在接口中 DatabaseUrlContainer
        返回:
        the original database URL

      • equalHostPortPair

        public boolean equalHostPortPair​(HostInfo hi)
        Checks if this HostInfo has the same host and port pair as the given HostInfo.
        参数:
        hi - the HostInfo to compare with.
        返回:
        true if both objects have equal host and port pairs, false otherwise.

      • toString

        public String toString()
        Returns a string representation of this object.
        覆盖:
        toString 在类中 Object
        返回:
        a string representation of this object