Download E-books Scripting in Java: Integrating with Groovy and JavaScript PDF

Script; import java. util. ArrayList; import java. util. Arrays; import java. util. Collections; import java. util. record; import javax. script. ScriptEngine; import javax. script. ScriptEngineFactory; public classification JKScriptEngineFactory implements ScriptEngineFactory { @Override public String getEngineName() { go back "JKScript Engine"; } @Override public String getEngineVersion() { go back "1. 0"; } @Override public List getExtensions() { go back Collections. unmodifiableList(Arrays. asList("jks")); } @Override public List getMimeTypes() { go back Collections. unmodifiableList(Arrays. asList("text/jkscript") ); } @Override public List getNames() { List names = new ArrayList<>(); names. add("jks"); names. add("JKScript"); names. add("jkscript"); go back Collections. unmodifiableList(names); } @Override public String getLanguageName() { go back "JKScript"; } @Override public String getLanguageVersion() { go back "1. 0"; } @Override public item getParameter(String key) { change (key) { case ScriptEngine. ENGINE: go back getEngineName(); case ScriptEngine. ENGINE_VERSION: go back getEngineVersion(); case ScriptEngine. identify: go back getEngineName(); case ScriptEngine. LANGUAGE: go back getLanguageName(); case ScriptEngine. LANGUAGE_VERSION: go back getLanguageVersion(); case "THREADING": go back "MULTITHREADED"; default: go back null; } } @Override public String getMethodCallSyntax(String obj, String m, String[] p) { go back "Not implemented"; } @Override public String getOutputStatement(String toDisplay) { go back "Not implemented"; } @Override public String getProgram(String[] statements) { go back "Not implemented"; } @Override public ScriptEngine getScriptEngine() { go back new JKScriptEngine(this); } } getting ready for Deployment earlier than you package deal the periods for the JKScript script engine, you must practice yet another step: Create a listing named META-INF. less than the META-INF listing, create a subdirectory named companies. within the prone listing, create a textual content dossier named javax. script. ScriptEngineFactory. become aware of that the filename needs to be how it is pointed out and shouldn't have any extension resembling . txt. Edit the javax. script. ScriptEngineFactory dossier and input the contents as proven in directory 8-4. the 1st line within the dossier is a remark that begins with a # signal. the second one line is the totally certified identify of the JKScript script engine manufacturing facility type. directory 8-4. Contents of the dossier Named javax. script. ScriptEngineFactory #The manufacturing unit category for the JKScript engine com. jdojo. script. JKScriptEngineFactory Why must you practice this step? you'll package deal the javax. script. ScriptEngineFactory dossier in addition to the category documents for the JKScript engine in a JAR dossier. the invention mechanism for script engines searches for this dossier within the META-INF/services listing in all JAR records within the CLASSPATH. If this dossier is located, its contents are learn and all script manufacturing unit periods during this dossier are instantiated and integrated within the record of script engine factories.