Java jdk15 won't compile

[Bill Smith]

System is 6.2R...


../../../src/share/classes/sun/net/www/protocol/http/HttpURLConnection.java:1186: 
warning: non-varargs call of varargs method with inexact argument type 
for last parameter;
cast to java.lang.Object for a varargs call
cast to java.lang.Object[] for a non-varargs call and to suppress this 
warning
                             return (IOException)ctr.newInstance(args);
                                                                 ^
../../../src/share/classes/com/sun/jmx/mbeanserver/StandardMetaDataImpl.java:637: 
warning: non-varargs call of varargs method with inexact argument type 
for last parameter;
cast to java.lang.Object for a varargs call
cast to java.lang.Object[] for a non-varargs call and to suppress this 
warning
             result = meth.invoke(instance,null);
                                           ^
../../../src/share/classes/com/sun/jmx/mbeanserver/MBeanInstantiatorImpl.java:162: 
warning: non-varargs call of varargs method with inexact argument type 
for last parameter;
cast to java.lang.Object for a varargs call
cast to java.lang.Object[] for a non-varargs call and to suppress this 
warning
             moi= cons.newInstance(null);
                                   ^
Note: * uses or overrides a deprecated API.
Note: Recompile with -Xlint:deprecation for details.
Note: Some input files use unchecked or unsafe operations.
Note: Recompile with -Xlint:unchecked for details.
21 errors
12 warnings
gmake[3]: *** [.compile.classlist] Error 1
gmake[3]: Leaving directory `/usr/ports/java/jdk15/work/j2se/make/java/java'
gmake[2]: *** [all] Error 1
gmake[2]: Leaving directory `/usr/ports/java/jdk15/work/j2se/make/java'
gmake[1]: *** [all] Error 1
gmake[1]: Leaving directory `/usr/ports/java/jdk15/work/j2se/make'
gmake: *** [j2se-build] Error 2
*** Error code 2

Stop in /usr/ports/java/jdk15.
*** Error code 1

Stop in /usr/ports/java/jdk15.


How can I rectify this?
-- 
Bill