* Package:    dev-java/xerces-2.12.1
 * Repository: gentoo
 * Maintainer: java@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox splitdebug userpriv usersandbox
 * Using: openjdk-bin-8
>>> Unpacking source...
>>> Unpacking xerces-2.12.1.jar to /var/tmp/portage/dev-java/xerces-2.12.1/work
>>> Source unpacked in /var/tmp/portage/dev-java/xerces-2.12.1/work
>>> Preparing source in /var/tmp/portage/dev-java/xerces-2.12.1/work ...
removed 'org/w3c/dom/html/HTMLDOMImplementation.java'
removed directory 'org/w3c/dom/html'
removed directory 'org/w3c/dom'
removed directory 'org/w3c'
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-java/xerces-2.12.1/work ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-java/xerces-2.12.1/work ...
 * Compiling ...
org/apache/xerces/dom/ElementImpl.java:24: error: cannot find symbol
import org.w3c.dom.ElementTraversal;
                  ^
  symbol:   class ElementTraversal
  location: package org.w3c.dom
org/apache/xerces/dom/ElementImpl.java:61: error: cannot find symbol
    implements Element, ElementTraversal, TypeInfo {
                        ^
  symbol: class ElementTraversal
Note: Some input files use or override 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.
2 errors
 * ERROR: dev-java/xerces-2.12.1::gentoo failed (compile phase):
 *   ejavac failed
 * 
 * Call stack:
 *     ebuild.sh, line  125:  Called src_compile
 *   environment, line 2303:  Called java-pkg-simple_src_compile
 *   environment, line  807:  Called ejavac '-d' 'target/classes' '-encoding' 'UTF-8' '-classpath' '//usr/share/xml-commons-resolver/lib/xml-commons-resolver.jar' '@sources.lst'
 *   environment, line  580:  Called die
 * The specific snippet of code:
 *       ${compiler_executable} ${javac_args} "${@}" || die "ejavac failed"
 * 
 * If you need support, post the output of `emerge --info '=dev-java/xerces-2.12.1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-java/xerces-2.12.1::gentoo'`.
!!! When you file a bug report, please include the following information:
GENTOO_VM=openjdk-bin-8  CLASSPATH="" JAVA_HOME="/opt/openjdk-bin-8.282_p08"
JAVACFLAGS="-source 1.8 -target 1.8" COMPILER=""
and of course, the output of emerge --info =xerces-2.12.1
 * The complete build log is located at '/var/log/portage/dev-java:xerces-2.12.1:20210413-154732.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-java/xerces-2.12.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-java/xerces-2.12.1/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-java/xerces-2.12.1/work'
 * S: '/var/tmp/portage/dev-java/xerces-2.12.1/work'