- compiler.warn.source.no.bootclasspath: 1.6 - compiler.warn.option.obsolete.source: 1.6 - compiler.warn.option.obsolete.suppression RepeatedStringCaseLabels1.java:10:15: compiler.err.string.switch.not.supported.in.source: 1.6 RepeatedStringCaseLabels1.java:13:9: compiler.err.duplicate.case.label 2 errors 3 warnings