Add Network-specific host name resolution API. (3e32a4b6) · Commits · e / os / android_frameworks_base

core/java/android/net/Network.java

+28 −0

Original line number	Diff line number	Diff line
		@@ -19,6 +19,8 @@ package android.net;
		import android.os.Parcelable;
		import android.os.Parcel;

		import java.net.InetAddress;
		import java.net.UnknownHostException;

		/**
		* Identifies the Network.
		@@ -36,6 +38,32 @@ public class Network implements Parcelable {
		this.netId = that.netId;
		}

		/**
		* Operates the same as {@code InetAddress.getAllByName} except that host
		* resolution is done on this network.
		*
		* @param host the hostname or literal IP string to be resolved.
		* @return the array of addresses associated with the specified host.
		* @throws UnknownHostException if the address lookup fails.
		*/
		public InetAddress[] getAllByName(String host) throws UnknownHostException {
		return InetAddress.getAllByNameOnNet(host, netId);
		}

		/**
		* Operates the same as {@code InetAddress.getByName} except that host
		* resolution is done on this network.
		*
		* @param host
		* the hostName to be resolved to an address or {@code null}.
		* @return the {@code InetAddress} instance representing the host.
		* @throws UnknownHostException
		* if the address lookup fails.
		*/
		public InetAddress getByName(String host) throws UnknownHostException {
		return InetAddress.getByNameOnNet(host, netId);
		}

		// implement the Parcelable interface
		public int describeContents() {
		return 0;