Package org.jruby.internal.runtime

Examples of org.jruby.internal.runtime.ValueAccessor

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        String[] argv = runtime.getInstanceConfig().getArgv();
        for (int i = 0; i < argv.length; i++) {
            argvArray.append(RubyString.newString(runtime, argv[i].getBytes()));
        }
        runtime.defineGlobalConstant("ARGV", argvArray);
        runtime.getGlobalVariables().defineReadonly("$*", new ValueAccessor(argvArray));

        IAccessor d = new ValueAccessor(runtime.newString(
                runtime.getInstanceConfig().displayedFileName()));
        runtime.getGlobalVariables().define("$PROGRAM_NAME", d);
        runtime.getGlobalVariables().define("$0", d);

        // Version information:
        IRubyObject version = runtime.newString(Constants.RUBY_VERSION).freeze(context);
        IRubyObject release = runtime.newString(Constants.COMPILE_DATE).freeze(context);
        IRubyObject platform = runtime.newString(Constants.PLATFORM).freeze(context);
        IRubyObject engine = runtime.newString(Constants.ENGINE).freeze(context);

        runtime.defineGlobalConstant("RUBY_VERSION", version);
        runtime.defineGlobalConstant("RUBY_PATCHLEVEL", runtime.newString(Constants.RUBY_PATCHLEVEL).freeze(context));
        runtime.defineGlobalConstant("RUBY_RELEASE_DATE", release);
        runtime.defineGlobalConstant("RUBY_PLATFORM", platform);
        runtime.defineGlobalConstant("RUBY_ENGINE", engine);

        runtime.defineGlobalConstant("VERSION", version);
        runtime.defineGlobalConstant("RELEASE_DATE", release);
        runtime.defineGlobalConstant("PLATFORM", platform);
       
        IRubyObject jrubyVersion = runtime.newString(Constants.VERSION).freeze(context);
        runtime.defineGlobalConstant("JRUBY_VERSION", jrubyVersion);
   
        GlobalVariable kcodeGV = new KCodeGlobalVariable(runtime, "$KCODE", runtime.newString("NONE"));
        runtime.defineVariable(kcodeGV);
        runtime.defineVariable(new GlobalVariable.Copy(runtime, "$-K", kcodeGV));
        IRubyObject defaultRS = runtime.newString(runtime.getInstanceConfig().getRecordSeparator()).freeze(context);
        GlobalVariable rs = new StringGlobalVariable(runtime, "$/", defaultRS);
        runtime.defineVariable(rs);
        runtime.setRecordSeparatorVar(rs);
        runtime.getGlobalVariables().setDefaultSeparator(defaultRS);
        runtime.defineVariable(new StringGlobalVariable(runtime, "$\\", runtime.getNil()));
        runtime.defineVariable(new StringGlobalVariable(runtime, "$,", runtime.getNil()));

        runtime.defineVariable(new LineNumberGlobalVariable(runtime, "$.", RubyFixnum.one(runtime)));
        runtime.defineVariable(new LastlineGlobalVariable(runtime, "$_"));
        runtime.defineVariable(new LastExitStatusVariable(runtime, "$?"));

        runtime.defineVariable(new ErrorInfoGlobalVariable(runtime, "$!", runtime.getNil()));
        runtime.defineVariable(new NonEffectiveGlobalVariable(runtime, "$=", runtime.getFalse()));

        if(runtime.getInstanceConfig().getInputFieldSeparator() == null) {
            runtime.defineVariable(new GlobalVariable(runtime, "$;", runtime.getNil()));
        } else {
            runtime.defineVariable(new GlobalVariable(runtime, "$;", RubyRegexp.newRegexp(runtime, runtime.getInstanceConfig().getInputFieldSeparator(), 0)));
        }
       
        Boolean verbose = runtime.getInstanceConfig().getVerbose();
        IRubyObject verboseValue = null;
        if (verbose == null) {
            verboseValue = runtime.getNil();
        } else if(verbose == Boolean.TRUE) {
            verboseValue = runtime.getTrue();
        } else {
            verboseValue = runtime.getFalse();
        }
        runtime.defineVariable(new VerboseGlobalVariable(runtime, "$VERBOSE", verboseValue));
       
        IRubyObject debug = runtime.newBoolean(runtime.getInstanceConfig().isDebug());
        runtime.defineVariable(new DebugGlobalVariable(runtime, "$DEBUG", debug));
        runtime.defineVariable(new DebugGlobalVariable(runtime, "$-d", debug));

        runtime.defineVariable(new SafeGlobalVariable(runtime, "$SAFE"));

        runtime.defineVariable(new BacktraceGlobalVariable(runtime, "$@"));

        IRubyObject stdin = new RubyIO(runtime, STDIO.IN);
        IRubyObject stdout = new RubyIO(runtime, STDIO.OUT);
        IRubyObject stderr = new RubyIO(runtime, STDIO.ERR);

        runtime.defineVariable(new InputGlobalVariable(runtime, "$stdin", stdin));

        runtime.defineVariable(new OutputGlobalVariable(runtime, "$stdout", stdout));
        runtime.getGlobalVariables().alias("$>", "$stdout");
        runtime.getGlobalVariables().alias("$defout", "$stdout");

        runtime.defineVariable(new OutputGlobalVariable(runtime, "$stderr", stderr));
        runtime.getGlobalVariables().alias("$deferr", "$stderr");

        runtime.defineGlobalConstant("STDIN", stdin);
        runtime.defineGlobalConstant("STDOUT", stdout);
        runtime.defineGlobalConstant("STDERR", stderr);

        runtime.defineVariable(new LoadedFeatures(runtime, "$\""));
        runtime.defineVariable(new LoadedFeatures(runtime, "$LOADED_FEATURES"));

        runtime.defineVariable(new LoadPath(runtime, "$:"));
        runtime.defineVariable(new LoadPath(runtime, "$-I"));
        runtime.defineVariable(new LoadPath(runtime, "$LOAD_PATH"));
       
        runtime.defineVariable(new MatchMatchGlobalVariable(runtime, "$&"));
        runtime.defineVariable(new PreMatchGlobalVariable(runtime, "$`"));
        runtime.defineVariable(new PostMatchGlobalVariable(runtime, "$'"));
        runtime.defineVariable(new LastMatchGlobalVariable(runtime, "$+"));
        runtime.defineVariable(new BackRefGlobalVariable(runtime, "$~"));

        // On platforms without a c-library accessable through JNA, getpid will return hashCode
        // as $$ used to. Using $$ to kill processes could take down many runtimes, but by basing
        // $$ on getpid() where available, we have the same semantics as MRI.
        runtime.getGlobalVariables().defineReadonly("$$", new ValueAccessor(runtime.newFixnum(runtime.getPosix().getpid())));

        // after defn of $stderr as the call may produce warnings
        defineGlobalEnvConstants(runtime);
       
        // Fixme: Do we need the check or does Main.java not call this...they should consolidate
        if (runtime.getGlobalVariables().get("$*").isNil()) {
            runtime.getGlobalVariables().defineReadonly("$*", new ValueAccessor(runtime.newArray()));
        }
       
        runtime.getGlobalVariables().defineReadonly("$-p",
                new ValueAccessor(runtime.getInstanceConfig().isAssumePrinting() ? runtime.getTrue() : runtime.getNil()));
        runtime.getGlobalVariables().defineReadonly("$-n",
                new ValueAccessor(runtime.getInstanceConfig().isAssumeLoop() ? runtime.getTrue() : runtime.getNil()));
        runtime.getGlobalVariables().defineReadonly("$-a",
                new ValueAccessor(runtime.getInstanceConfig().isSplit() ? runtime.getTrue() : runtime.getNil()));
        runtime.getGlobalVariables().defineReadonly("$-l",
                new ValueAccessor(runtime.getInstanceConfig().isProcessLineEnds() ? runtime.getTrue() : runtime.getNil()));

        // ARGF, $< object
        RubyArgsFile.initArgsFile(runtime);
    }
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     * @param inputStream The InputStream from which to read the script contents
     * @param filename The filename to use when parsing, and for $PROGRAM_NAME
     * and $0 ruby global variables.
     */
    public void runFromMain(InputStream inputStream, String filename) {
        IAccessor d = new ValueAccessor(newString(filename));
        getGlobalVariables().define("$PROGRAM_NAME", d);
        getGlobalVariables().define("$0", d);

        for (Iterator i = config.getOptionGlobals().entrySet().iterator(); i.hasNext();) {
            Map.Entry entry = (Map.Entry) i.next();
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    /** defines a readonly global variable
     *
     */
    public void defineReadonlyVariable(String name, IRubyObject value) {
        globalVariables.defineReadonly(name, new ValueAccessor(value));
    }
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            setObjectSpaceEnabled(true); // useful for code completion inside the IRB
            setArgv(args);
        }};
        final Ruby runtime = Ruby.newInstance(config);

        runtime.getGlobalVariables().defineReadonly("$$", new ValueAccessor(runtime.newFixnum(System.identityHashCode(runtime))));
        runtime.getLoadService().init(new ArrayList());

        tar.hookIntoRuntime(runtime);

        Thread t2 = new Thread() {
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            setError(new PrintStream(tar.getOutputStream()));
            setArgv(args);
        }};
        final Ruby runtime = Ruby.newInstance(config);

        runtime.getGlobalVariables().defineReadonly("$$", new ValueAccessor(runtime.newFixnum(System.identityHashCode(runtime))));
        runtime.getLoadService().init(new ArrayList());

        tar.hookIntoRuntime(runtime);

        Thread t2 = new Thread() {
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        }
        if (filename == null || filename.length() == 0) {
            filename = container.getScriptFilename();
        }
        Ruby runtime = container.getProvider().getRuntime();
        IAccessor d = new ValueAccessor(RubyString.newString(runtime, filename));
        runtime.getGlobalVariables().define("$PROGRAM_NAME", d);
        runtime.getGlobalVariables().define("$0", d);

        int line = 0;
        if (lines != null && lines.length > 0) {
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        String[] argv = runtime.getInstanceConfig().getArgv();
        for (int i = 0; i < argv.length; i++) {
            argvArray.append(RubyString.newStringShared(runtime, argv[i].getBytes()));
        }
        runtime.defineGlobalConstant("ARGV", argvArray);
        runtime.getGlobalVariables().defineReadonly("$*", new ValueAccessor(argvArray));

        IAccessor d = new ValueAccessor(runtime.newString(
                runtime.getInstanceConfig().displayedFileName()));
        runtime.getGlobalVariables().define("$PROGRAM_NAME", d);
        runtime.getGlobalVariables().define("$0", d);

        // Version information:
        IRubyObject version = null;
        IRubyObject patchlevel = null;
        IRubyObject release = runtime.newString(Constants.COMPILE_DATE).freeze(context);
        IRubyObject platform = runtime.newString(Constants.PLATFORM).freeze(context);
        IRubyObject engine = runtime.newString(Constants.ENGINE).freeze(context);

        switch (runtime.getInstanceConfig().getCompatVersion()) {
        case RUBY1_8:
            version = runtime.newString(Constants.RUBY_VERSION).freeze(context);
            patchlevel = runtime.newFixnum(Constants.RUBY_PATCHLEVEL);
            break;
        case RUBY1_9:
            version = runtime.newString(Constants.RUBY1_9_VERSION).freeze(context);
            patchlevel = runtime.newFixnum(Constants.RUBY1_9_PATCHLEVEL);
            break;
        }
        runtime.defineGlobalConstant("RUBY_VERSION", version);
        runtime.defineGlobalConstant("RUBY_PATCHLEVEL", patchlevel);
        runtime.defineGlobalConstant("RUBY_RELEASE_DATE", release);
        runtime.defineGlobalConstant("RUBY_PLATFORM", platform);
        runtime.defineGlobalConstant("RUBY_ENGINE", engine);

        IRubyObject description = runtime.newString(runtime.getInstanceConfig().getVersionString()).freeze(context);
        runtime.defineGlobalConstant("RUBY_DESCRIPTION", description);

        IRubyObject copyright = runtime.newString(runtime.getInstanceConfig().getCopyrightString()).freeze(context);
        runtime.defineGlobalConstant("RUBY_COPYRIGHT", copyright);

        runtime.defineGlobalConstant("VERSION", version);
        runtime.defineGlobalConstant("RELEASE_DATE", release);
        runtime.defineGlobalConstant("PLATFORM", platform);
       
        IRubyObject jrubyVersion = runtime.newString(Constants.VERSION).freeze(context);
        IRubyObject jrubyRevision = runtime.newString(Constants.REVISION).freeze(context);
        runtime.defineGlobalConstant("JRUBY_VERSION", jrubyVersion);
        runtime.defineGlobalConstant("JRUBY_REVISION", jrubyRevision);

        if (runtime.is1_9()) {
            // needs to be a fixnum, but our revision is a sha1 hash from git
            runtime.defineGlobalConstant("RUBY_REVISION", runtime.newFixnum(Constants.RUBY1_9_REVISION));
        }
   
        GlobalVariable kcodeGV = new KCodeGlobalVariable(runtime, "$KCODE", runtime.newString("NONE"));
        runtime.defineVariable(kcodeGV);
        runtime.defineVariable(new GlobalVariable.Copy(runtime, "$-K", kcodeGV));
        IRubyObject defaultRS = runtime.newString(runtime.getInstanceConfig().getRecordSeparator()).freeze(context);
        GlobalVariable rs = new StringGlobalVariable(runtime, "$/", defaultRS);
        runtime.defineVariable(rs);
        runtime.setRecordSeparatorVar(rs);
        runtime.getGlobalVariables().setDefaultSeparator(defaultRS);
        runtime.defineVariable(new StringGlobalVariable(runtime, "$\\", runtime.getNil()));
        runtime.defineVariable(new StringGlobalVariable(runtime, "$,", runtime.getNil()));

        runtime.defineVariable(new LineNumberGlobalVariable(runtime, "$."));
        runtime.defineVariable(new LastlineGlobalVariable(runtime, "$_"));
        runtime.defineVariable(new LastExitStatusVariable(runtime, "$?"));

        runtime.defineVariable(new ErrorInfoGlobalVariable(runtime, "$!", runtime.getNil()));
        runtime.defineVariable(new NonEffectiveGlobalVariable(runtime, "$=", runtime.getFalse()));

        if(runtime.getInstanceConfig().getInputFieldSeparator() == null) {
            runtime.defineVariable(new GlobalVariable(runtime, "$;", runtime.getNil()));
        } else {
            runtime.defineVariable(new GlobalVariable(runtime, "$;", RubyRegexp.newRegexp(runtime, runtime.getInstanceConfig().getInputFieldSeparator(), new RegexpOptions())));
        }
       
        Boolean verbose = runtime.getInstanceConfig().getVerbose();
        IRubyObject verboseValue = null;
        if (verbose == null) {
            verboseValue = runtime.getNil();
        } else if(verbose == Boolean.TRUE) {
            verboseValue = runtime.getTrue();
        } else {
            verboseValue = runtime.getFalse();
        }
        runtime.defineVariable(new VerboseGlobalVariable(runtime, "$VERBOSE", verboseValue));
       
        IRubyObject debug = runtime.newBoolean(runtime.getInstanceConfig().isDebug());
        runtime.defineVariable(new DebugGlobalVariable(runtime, "$DEBUG", debug));
        runtime.defineVariable(new DebugGlobalVariable(runtime, "$-d", debug));

        runtime.defineVariable(new SafeGlobalVariable(runtime, "$SAFE"));

        runtime.defineVariable(new BacktraceGlobalVariable(runtime, "$@"));

        IRubyObject stdin = new RubyIO(runtime, STDIO.IN);
        IRubyObject stdout = new RubyIO(runtime, STDIO.OUT);
        IRubyObject stderr = new RubyIO(runtime, STDIO.ERR);

        runtime.defineVariable(new InputGlobalVariable(runtime, "$stdin", stdin));

        runtime.defineVariable(new OutputGlobalVariable(runtime, "$stdout", stdout));
        runtime.getGlobalVariables().alias("$>", "$stdout");
        runtime.getGlobalVariables().alias("$defout", "$stdout");

        runtime.defineVariable(new OutputGlobalVariable(runtime, "$stderr", stderr));
        runtime.getGlobalVariables().alias("$deferr", "$stderr");

        runtime.defineGlobalConstant("STDIN", stdin);
        runtime.defineGlobalConstant("STDOUT", stdout);
        runtime.defineGlobalConstant("STDERR", stderr);

        runtime.defineVariable(new LoadedFeatures(runtime, "$\""));
        runtime.defineVariable(new LoadedFeatures(runtime, "$LOADED_FEATURES"));

        runtime.defineVariable(new LoadPath(runtime, "$:"));
        runtime.defineVariable(new LoadPath(runtime, "$-I"));
        runtime.defineVariable(new LoadPath(runtime, "$LOAD_PATH"));
       
        runtime.defineVariable(new MatchMatchGlobalVariable(runtime, "$&"));
        runtime.defineVariable(new PreMatchGlobalVariable(runtime, "$`"));
        runtime.defineVariable(new PostMatchGlobalVariable(runtime, "$'"));
        runtime.defineVariable(new LastMatchGlobalVariable(runtime, "$+"));
        runtime.defineVariable(new BackRefGlobalVariable(runtime, "$~"));

        // On platforms without a c-library accessable through JNA, getpid will return hashCode
        // as $$ used to. Using $$ to kill processes could take down many runtimes, but by basing
        // $$ on getpid() where available, we have the same semantics as MRI.
        runtime.getGlobalVariables().defineReadonly("$$", new PidAccessor(runtime));

        // after defn of $stderr as the call may produce warnings
        defineGlobalEnvConstants(runtime);
       
        // Fixme: Do we need the check or does Main.java not call this...they should consolidate
        if (runtime.getGlobalVariables().get("$*").isNil()) {
            runtime.getGlobalVariables().defineReadonly("$*", new ValueAccessor(runtime.newArray()));
        }
       
        runtime.getGlobalVariables().defineReadonly("$-p",
                new ValueAccessor(runtime.newBoolean(runtime.getInstanceConfig().isAssumePrinting())));
        runtime.getGlobalVariables().defineReadonly("$-a",
                new ValueAccessor(runtime.newBoolean(runtime.getInstanceConfig().isSplit())));
        runtime.getGlobalVariables().defineReadonly("$-l",
                new ValueAccessor(runtime.newBoolean(runtime.getInstanceConfig().isProcessLineEnds())));

        // ARGF, $< object
        RubyArgsFile.initArgsFile(runtime);
    }
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     * @param inputStream The InputStream from which to read the script contents
     * @param filename The filename to use when parsing, and for $PROGRAM_NAME
     * and $0 ruby global variables.
     */
    public void runFromMain(InputStream inputStream, String filename) {
        IAccessor d = new ValueAccessor(newString(filename));
        getGlobalVariables().define("$PROGRAM_NAME", d);
        getGlobalVariables().define("$0", d);

        for (Iterator i = config.getOptionGlobals().entrySet().iterator(); i.hasNext();) {
            Map.Entry entry = (Map.Entry) i.next();
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    /** defines a readonly global variable
     *
     */
    public void defineReadonlyVariable(String name, IRubyObject value) {
        globalVariables.defineReadonly(name, new ValueAccessor(value));
    }
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    private void init(final String loadPath) {
        AccessController.doPrivileged(new PrivilegedAction<Object>() {
            public Object run() {
                runtime = Ruby.newInstance();
                IAccessor d = new ValueAccessor(runtime.newString("<script>"));
                runtime.getGlobalVariables().define("$PROGRAM_NAME", d);
                runtime.getGlobalVariables().define("$0", d);
                String path = loadPath;
                if (path == null) {
                    path = System.getProperty("java.class.path");
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