{"id":10497,"date":"2015-08-29T09:29:26","date_gmt":"2015-08-29T13:29:26","guid":{"rendered":"http:\/\/bangla.salearningschool.com\/?p=10497"},"modified":"2015-08-24T10:31:54","modified_gmt":"2015-08-24T14:31:54","slug":"exectest-java-illustrates-use-of-the-exec-class","status":"publish","type":"post","link":"http:\/\/bangla.sitestree.com\/?p=10497","title":{"rendered":"ExecTest.java illustrates use of the Exec class."},"content":{"rendered":"<pre>\/** A test of the Exec class.\r\n\u00a0*\r\n\u00a0*\u00a0 Taken from Core Web Programming from\r\n\u00a0*\u00a0 Prentice Hall and Sun Microsystems Press,\r\n\u00a0*\u00a0 .\r\n\u00a0*\u00a0 \u00a9 2001 Marty Hall and Larry Brown;\r\n\u00a0*\u00a0 may be freely used or adapted.\r\n\u00a0*\/\r\n\r\npublic class ExecTest {\r\n\u00a0 public static void main(String[] args) {\r\n\u00a0\u00a0\u00a0 \/\/ Note: no trailing \"&amp;\" -- special shell chars not\r\n\u00a0\u00a0\u00a0 \/\/ understood, since no shell started. Besides, exec\r\n\u00a0\u00a0\u00a0 \/\/ doesn?t wait, so the program continues along even\r\n\u00a0\u00a0\u00a0 \/\/ before Netscape pops up.\r\n\u00a0\u00a0\u00a0 Exec.exec(\"\/usr\/local\/bin\/netscape\");\r\n\r\n\u00a0\u00a0\u00a0 \/\/ Run commands, printing results.\r\n\u00a0\u00a0\u00a0 Exec.execPrint(\"\/usr\/bin\/ls\");\r\n\u00a0\u00a0\u00a0 Exec.execPrint(\"\/usr\/bin\/cat Test.java\");\r\n\r\n\u00a0\u00a0\u00a0 \/\/ Don?t print results, but wait until this finishes.\r\n\u00a0\u00a0\u00a0 Exec.execWait(\"\/usr\/java1.3\/bin\/javac Test.java\");\r\n\r\n\u00a0\u00a0\u00a0 \/\/ Now Test.class should exist.\r\n\u00a0\u00a0\u00a0 Exec.execPrint(\"\/usr\/bin\/ls\");\r\n\u00a0 }\r\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\/** A test of the Exec class. \u00a0* \u00a0*\u00a0 Taken from Core Web Programming from \u00a0*\u00a0 Prentice Hall and Sun Microsystems Press, \u00a0*\u00a0 . \u00a0*\u00a0 \u00a9 2001 Marty Hall and Larry Brown; \u00a0*\u00a0 may be freely used or adapted. \u00a0*\/ public class ExecTest { \u00a0 public static void main(String[] args) { \u00a0\u00a0\u00a0 \/\/ Note: no &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"http:\/\/bangla.sitestree.com\/?p=10497\">Continue reading<\/a><\/p>\n","protected":false},"author":130,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1417,1424],"tags":[706,308,285],"class_list":["post-10497","post","type-post","status-publish","format-standard","hentry","category-code-programming-samples--","category-javaj2eej2me","tag-code","tag-java","tag-285","item-wrap"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack-related-posts":[{"id":26954,"url":"http:\/\/bangla.sitestree.com\/?p=26954","url_meta":{"origin":10497,"position":0},"title":"ExecTest.java illustrates use of the Exec class. #Programming Code Examples #Java\/J2EE\/J2ME #Basic Java","author":"Author-Check- Article-or-Video","date":"May 6, 2021","format":false,"excerpt":"\/** A test of the Exec class. * * Taken from Core Web Programming from * Prentice Hall and Sun Microsystems Press, * . * \u00a9 2001 Marty Hall and Larry Brown; * may be freely used or adapted. *\/ public class ExecTest { public static void main(String[] args) {\u2026","rel":"","context":"In &quot;FromSitesTree.com&quot;","block_context":{"text":"FromSitesTree.com","link":"http:\/\/bangla.sitestree.com\/?cat=1917"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":26952,"url":"http:\/\/bangla.sitestree.com\/?p=26952","url_meta":{"origin":10497,"position":1},"title":"Exec.java Provides static methods for running external processes from applications. #Programming Code Examples #Java\/J2EE\/J2ME #Basic Java","author":"Author-Check- Article-or-Video","date":"May 6, 2021","format":false,"excerpt":"import java.io.*; \/** A class that eases the pain of running external processes * from applications. Lets you run a program three ways: * * exec: Execute the command, returning * immediately even if the command is still running. * This would be appropriate for printing a file. * execWait:\u2026","rel":"","context":"In &quot;FromSitesTree.com&quot;","block_context":{"text":"FromSitesTree.com","link":"http:\/\/bangla.sitestree.com\/?cat=1917"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":10494,"url":"http:\/\/bangla.sitestree.com\/?p=10494","url_meta":{"origin":10497,"position":2},"title":"Exec.java Provides static methods for running external processes from applications.","author":"","date":"August 29, 2015","format":false,"excerpt":"import java.io.*; \/** A class that eases the pain of running external processes \u00a0*\u00a0 from applications. Lets you run a program three ways: \u00a0* \u00a0 \u00a0\u00a0\u00a0\u00a0 *\u00a0\u00a0\u00a0 \u00a0 \u00a0\u00a0\u00a0 exec: Execute the command, returning \u00a0\u00a0\u00a0\u00a0 *\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 immediately even if the command is still running. \u00a0\u00a0\u00a0\u00a0 *\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 This would be appropriate\u2026","rel":"","context":"In &quot;Code . Programming Samples . \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u0989\u09a6\u09be\u09b9\u09b0\u09a8&quot;","block_context":{"text":"Code . Programming Samples . \u09aa\u09cd\u09b0\u09cb\u0997\u09cd\u09b0\u09be\u09ae \u0989\u09a6\u09be\u09b9\u09b0\u09a8","link":"http:\/\/bangla.sitestree.com\/?cat=1417"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":21748,"url":"http:\/\/bangla.sitestree.com\/?p=21748","url_meta":{"origin":10497,"position":3},"title":"Remove Vagrant from your system #Vagrant","author":"Author-Check- Article-or-Video","date":"March 5, 2021","format":false,"excerpt":"Used the following commands on my Mac : Works \u00a0 rm -rf \/Applications\/Vagrant rm -f \/usr\/local\/bin\/vagrant sudo pkgutil --forget com.vagrant.vagrant Also, executed the following - sure on my same Mac rm -rf \/opt\/vagrant rm -f \/usr\/bin\/vagrant Also, did a search for vagrant.d and vagrant in the system and removed as\u2026","rel":"","context":"In &quot;FromSitesTree.com&quot;","block_context":{"text":"FromSitesTree.com","link":"http:\/\/bangla.sitestree.com\/?cat=1917"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":9650,"url":"http:\/\/bangla.sitestree.com\/?p=9650","url_meta":{"origin":10497,"position":4},"title":"\u0987\u0989\u09a8\u09bf\u0995\u09cd\u09b8 &#8211; SED \u098f\u09b0 \u09b8\u09be\u09a5\u09c7 \u09b0\u09c7\u0997\u09c1\u09b2\u09be\u09b0 \u098f\u0995\u09cd\u09b8\u09aa\u09cd\u09b0\u09c7\u09b6\u09a8 (Unix &#8211; Regular Expressions with SED)","author":"Author-Check- Article-or-Video","date":"July 9, 2015","format":false,"excerpt":"\u09b0\u09bf\u09a6\u0993\u09df\u09be\u09a8 \u09ac\u09bf\u09a8 \u09b6\u09be\u09ae\u09c0\u09ae \u00a0 \u0986\u099c\u0995\u09c7\u09b0 \u099f\u09bf\u0989\u099f\u09cb\u09b0\u09bf\u09df\u09be\u09b2\u09c7 \u0986\u09ae\u09b0\u09be \u09a6\u09c7\u0996\u09ac \u0995\u09c0\u09ad\u09be\u09ac\u09c7 sed \u09a4\u09c7 \u09b0\u09c7\u0997\u09c1\u09b2\u09be\u09b0 \u098f\u0995\u09cd\u09b8\u09aa\u09cd\u09b0\u09c7\u09b6\u09a8 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be \u09b9\u09df\u0964 \u00a0 \u098f\u09b8\u0987\u09a1\u09bf\u0995\u09c7 \u0987\u09a8\u09ad\u09cb\u0995 \u0995\u09b0\u09be \u09aa\u09be\u0987\u09aa\u09c7\u09b0 \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09c7 \u098f\u09b8\u0987\u09a1\u09bf\u09a4\u09c7 \u09a1\u09be\u099f\u09be \u09aa\u09cd\u09b0\u09c7\u09b0\u09a3 \u0995\u09b0\u09c7 \u098f\u0995\u09c7 \u0987\u09a8\u09ad\u09cb\u0995 \u0995\u09b0\u09be \u09af\u09be\u09df, $ cat \/etc\/passwd | sed Usage: sed [OPTION]... {script-other-script} [input-file]... \u00a0 \u00a0 -n, --quiet, --silent \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 suppress automatic printing of\u2026","rel":"","context":"In &quot;\u09b2\u09bf\u09a8\u09be\u0995\u09cd\u09b8 \u098f\u09ac\u0982 \u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0964 Linux and Unix&quot;","block_context":{"text":"\u09b2\u09bf\u09a8\u09be\u0995\u09cd\u09b8 \u098f\u09ac\u0982 \u0989\u09a8\u09bf\u0995\u09cd\u09b8 \u0964 Linux and Unix","link":"http:\/\/bangla.sitestree.com\/?cat=1231"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":65691,"url":"http:\/\/bangla.sitestree.com\/?p=65691","url_meta":{"origin":10497,"position":5},"title":"Take Two values from the user and do arithmetic operations #Linux\/Unix: Shell Programming &#8211; 001","author":"Author-Check- Article-or-Video","date":"July 11, 2021","format":false,"excerpt":"#!\/usr\/bin\/bash clear echo \"Enter First Number\" read x echo \"Enter Second Number\" read y #does not work for \/bin\/sh (( z = $x + $y )) (( a = $x - $y )) (( b = $x * $y )) (( c = $x \/ $y )) #clear echo \"Addition\u2026","rel":"","context":"In &quot;FromSitesTree.com&quot;","block_context":{"text":"FromSitesTree.com","link":"http:\/\/bangla.sitestree.com\/?cat=1917"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"_links":{"self":[{"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/posts\/10497","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/users\/130"}],"replies":[{"embeddable":true,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10497"}],"version-history":[{"count":1,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/posts\/10497\/revisions"}],"predecessor-version":[{"id":10498,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=\/wp\/v2\/posts\/10497\/revisions\/10498"}],"wp:attachment":[{"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10497"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/bangla.sitestree.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}