Added more strict checks on $JAVA_CMD executable and $JAVA_HOME folder
Added more strict checks on $JAVA_CMD executable and $JAVA_HOME folder

robsyme/nextflow,heuermh/nextflow,heuermh/nextflow,heuermh/nextflow,robsyme/nextflow,heuermh/nextflow,nextflow-io/nextflow,nextflow-io/nextflow,nextflow-io/nextflow,robsyme/nextflow,heuermh/nextflow,robsyme/nextflow,robsyme/nextflow,nextflow-io/nextflow,nextflow-io/nextflow