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2003-09-29 Michael Koch <konqueror@gmx.de>

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* java/net/InetAddress.java:
	(isMulticastAddress): Dont use local variable to store address length.
	Let the compiler optimize this.
	(getHostName): Merged dcoumentation from classpath.
	(getAddress): Likewise.
	(getHostAddress): Likewise.
	(hashCode): Likewise.
	(equals): Likewise.
	(toString): Likewise.
	(getByName): Likewise.
	(getAllByName): Likewise.

From-SVN: r71899
This commit is contained in:
Michael Koch 2003-09-29 11:53:23 +00:00 committed by Michael Koch
parent 3887819542
commit b47ea0e89c
2 changed files with 66 additions and 13 deletions
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14
libjava/ChangeLog
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@ -1,3 +1,17 @@
2003-09-29 Michael Koch <konqueror@gmx.de>
* java/net/InetAddress.java:
(isMulticastAddress): Dont use local variable to store address length.
Let the compiler optimize this.
(getHostName): Merged dcoumentation from classpath.
(getAddress): Likewise.
(getHostAddress): Likewise.
(hashCode): Likewise.
(equals): Likewise.
(toString): Likewise.
(getByName): Likewise.
(getAllByName): Likewise.
2003-09-29 Michael Koch <konqueror@gmx.de>
* java/awt/image/IndexColorModel.java: Reformated.

65
libjava/java/net/InetAddress.java
View File

@ -140,12 +140,12 @@ public class InetAddress implements Serializable
*/
public boolean isMulticastAddress()
{
int len = addr.length;
if (len == 4)
// Mask against high order bits of 1110
if (addr.length == 4)
return (addr [0] & 0xF0) == 0xE0;
if (len == 16)
// Mask against high order bits of 11111111
if (addr.lenth == 16)
return addr [0] == (byte) 0xFF;
return false;
@ -297,7 +297,10 @@ public class InetAddress implements Serializable
}
/**
* Returns the hostname represented by this InetAddress
* Returns the hostname for this address. This will return the IP address
* as a String if there is no hostname available for this address
*
* @return The hostname for this address
*/
public String getHostName()
{
@ -333,7 +336,9 @@ public class InetAddress implements Serializable
}
/**
* Returns the IP address of this InetAddress as array of bytes
* Returns the IP address of this object as a byte array.
*
* @return IP address
*/
public byte[] getAddress()
{
@ -368,7 +373,10 @@ public class InetAddress implements Serializable
}
/**
* Returns the IP address as string
* Returns the IP address of this object as a String. The address is in
* the dotted octet notation, for example, "127.0.0.1".
*
* @return The IP address of this object in String form
*
* @since 1.0.2
*/
@ -426,7 +434,10 @@ public class InetAddress implements Serializable
}
/**
* Returns a hashcode of the InetAddress
* Returns a hash value for this address. Useful for creating hash
* tables. Overrides Object.hashCode()
*
* @return A hash value for this address.
*/
public int hashCode()
{
@ -443,7 +454,14 @@ public class InetAddress implements Serializable
}
/**
* Compares the InetAddress object with another one.
* Tests this address for equality against another InetAddress. The two
* addresses are considered equal if they contain the exact same octets.
* This implementation overrides Object.equals()
*
* @param obj The address to test for equality
*
* @return true if the passed in object's address is equal to this one's,
* false otherwise
*/
public boolean equals (Object obj)
{
@ -471,7 +489,11 @@ public class InetAddress implements Serializable
}
/**
* Returns then <code>InetAddress</code> as string
* Converts this address to a String. This string contains the IP in
* dotted decimal form. For example: "127.0.0.1" This method is equivalent
* to getHostAddress() and overrides Object.toString()
*
* @return This address in String form
*/
public String toString()
{
@ -539,7 +561,16 @@ public class InetAddress implements Serializable
private static native int getFamily (byte[] address);
/**
* Determines the IP address of a host, given the host's name.
* Returns an InetAddress object representing the IP address of the given
* hostname. This name can be either a hostname such as "www.urbanophile.com"
* or an IP address in dotted decimal format such as "127.0.0.1". If the
* hostname is null, the hostname of the local machine is supplied by
* default. This method is equivalent to returning the first element in
* the InetAddress array returned from GetAllByName.
*
* @param hostname The name of the desired host, or null for the local machine.
*
* @return The address of the host as an InetAddress object.
*
* @exception UnknownHostException If no IP address for the host could
* be found
@ -586,9 +617,17 @@ public class InetAddress implements Serializable
}
/**
* Given the name of a host, returns an array of its IP addresses,
* based on the configured name service on the system.
* Returns an array of InetAddress objects representing all the host/ip
* addresses of a given host, given the host's name. This name can be
* either a hostname such as "www.urbanophile.com" or an IP address in
* dotted decimal format such as "127.0.0.1". If the value is null, the
* hostname of the local machine is supplied by default.
*
* @param @param hostname The name of the desired host, or null for the
* local machine.
*
* @return All addresses of the host as an array of InetAddress objects.
*
* @exception UnknownHostException If no IP address for the host could
* be found
* @exception SecurityException If a security manager exists and its