Package org.jruby.runtime

Examples of org.jruby.runtime.BlockCallback

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        if (!block.isGiven()) return enumeratorize(runtime, self, "minmax_by");

        final IRubyObject result[] = new IRubyObject[] { runtime.getNil(), runtime.getNil() };
        final ThreadContext localContext = context;

        callEach(runtime, context, self, block.arity(), new BlockCallback() {
            IRubyObject minMemo = null, maxMemo = null;
            public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                checkContext(localContext, ctx, "minmax_by");
                IRubyObject arg = checkArgs(runtime, largs);
                IRubyObject v = block.yield(ctx, arg);
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        final Ruby runtime = context.runtime;
        final ThreadContext localContext = context;
       
        try {
            if (block.isGiven()) {
                callEach(runtime, context, self, block.arity(), new BlockCallback() {
                    public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                        checkContext(localContext, ctx, "none?");
                        IRubyObject larg = checkArgs(runtime, largs);
                        if (block.yield(ctx, larg).isTrue()) throw JumpException.SPECIAL_JUMP;
                        return runtime.getNil();
                       
                    }
                });
            } else {
                callEach(runtime, context, self, Arity.ONE_REQUIRED, new BlockCallback() {
                    public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                        checkContext(localContext, ctx, "none?");
                        IRubyObject larg = checkArgs(runtime, largs);
                        if (larg.isTrue()) throw JumpException.SPECIAL_JUMP;
                        return runtime.getNil();
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        final ThreadContext localContext = context;
        final boolean[] result = new boolean[] { false };
       
        try {
            if (block.isGiven()) {
                callEach(runtime, context, self, block.arity(), new BlockCallback() {
                    public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                        checkContext(localContext, ctx, "one?");
                        IRubyObject larg = checkArgs(runtime, largs);
                        if (block.yield(ctx, larg).isTrue()) {
                            if (result[0]) {
                                throw JumpException.SPECIAL_JUMP;
                            } else {
                                result[0] = true;
                            }
                        }
                        return runtime.getNil();
                    }
                });
            } else {
                callEach(runtime, context, self, Arity.ONE_REQUIRED, new BlockCallback() {
                    public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                        checkContext(localContext, ctx, "one?");
                        IRubyObject larg = checkArgs(runtime, largs);
                        if (larg.isTrue()) {
                            if (result[0]) {
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        final Ruby runtime = context.runtime;
        final ThreadContext localContext = context;

        try {
            if (block.isGiven()) {
                callEach(runtime, context, self, block.arity(), new BlockCallback() {
                    public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                        checkContext(localContext, ctx, "all?");
                        IRubyObject larg = checkArgs(runtime, largs);
                        if (!block.yield(ctx, larg).isTrue()) {
                            throw JumpException.SPECIAL_JUMP;
                        }
                        return runtime.getNil();
                    }
                });
            } else {
                callEach(runtime, context, self, Arity.ONE_REQUIRED, new BlockCallback() {
                    public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                        checkContext(localContext, ctx, "all?");
                        IRubyObject larg = checkArgs(runtime, largs);
                        if (!larg.isTrue()) {
                            throw JumpException.SPECIAL_JUMP;
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            final IRubyObject[] args, final Block block) {
        final Ruby runtime = context.runtime;
        final int len = args.length + 1;

        if (block.isGiven()) {
            callEach(runtime, context, self, block.arity(), new BlockCallback() {
                AtomicInteger ix = new AtomicInteger(0);

                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    RubyArray array = runtime.newArray(len);
                    int myIx = ix.getAndIncrement();
                    array.append(larg);
                    for (int i = 0, j = args.length; i < j; i++) {
                        array.append(((RubyArray) args[i]).entry(myIx));
                    }
                    block.yield(ctx, array);
                    return runtime.getNil();
                }
            });
            return runtime.getNil();
        } else {
            final RubyArray zip = runtime.newArray();
            callEach(runtime, context, self, Arity.ONE_REQUIRED, new BlockCallback() {
                AtomicInteger ix = new AtomicInteger(0);

                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    RubyArray array = runtime.newArray(len);
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            final IRubyObject[] args, final Block block) {
        final Ruby runtime = context.runtime;
        final int len = args.length + 1;

        if (block.isGiven()) {
            callEach(runtime, context, self, block.arity(), new BlockCallback() {
                AtomicInteger ix = new AtomicInteger(0);

                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    RubyArray array = runtime.newArray(len);
                    int myIx = ix.getAndIncrement();
                    array.append(larg);
                    for (int i = 0, j = args.length; i < j; i++) {
                        array.append(zipEnumNext(ctx, args[i]));
                    }
                    block.yield(ctx, array);
                    return runtime.getNil();
                }
            });
            return runtime.getNil();
        } else {
            final RubyArray zip = runtime.newArray();
            callEach(runtime, context, self, Arity.ONE_REQUIRED, new BlockCallback() {
                AtomicInteger ix = new AtomicInteger(0);

                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    RubyArray array = runtime.newArray(len);
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     * @return an array of the object's elements
     */
    public static IRubyObject takeItems(ThreadContext context, IRubyObject enumerable) {
        final RubyArray array = context.runtime.newArray();
        synchronized (array) {
            callEach(context.runtime, context, enumerable, Arity.ONE_ARGUMENT, new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(ctx.runtime, largs);
                    array.append(larg);
                    return larg;
                }
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        if (!block.isGiven()) return enumeratorize(runtime, self, "group_by");
       
        final RubyHash result = new RubyHash(runtime);

        callEach(runtime, context, self, block.arity(), new BlockCallback() {
            public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                IRubyObject larg = checkArgs(runtime, largs);
                IRubyObject key = block.yield(ctx, larg);
                synchronized (result) {
                    RubyArray curr = (RubyArray)result.fastARef(key);
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            }

            final IRubyObject alone = runtime.newSymbol("_alone");
            final IRubyObject separator = runtime.newSymbol("_separator");

            callEach(runtime, context, enumerable, Arity.ONE_ARGUMENT, new BlockCallback() {
                    public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                        IRubyObject i = checkArgs(runtime, largs);
                        IRubyObject v;
                        if(arg.state.isNil()) {
                            v = arg.categorize.callMethod(ctx, "call", i);
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    @JRubyMethod(name = "detach", required = 1, module = true, visibility = PRIVATE)
    public static IRubyObject detach(ThreadContext context, IRubyObject recv, IRubyObject arg) {
        final int pid = (int)arg.convertToInteger().getLongValue();
        Ruby runtime = context.runtime;
       
        BlockCallback callback = new BlockCallback() {
            public IRubyObject call(ThreadContext context, IRubyObject[] args, Block block) {
                int[] status = new int[1];
                Ruby runtime = context.runtime;
                int result = checkErrno(runtime, runtime.getPosix().waitpid(pid, status, 0));
               
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Related Classes of org.jruby.runtime.BlockCallback

  • org.jruby.ext.openssl.SSLContext
  • org.jruby.ext.tempfile.Tempfile
  • org.jruby.RubyEnumerable
  • org.jruby.RubyEnumerable$ChunkedBlockCallback
  • org.jruby.RubyEnumerator
  • org.jruby.RubyEnumerator$RubyEnumeratorEnumerable
  • org.jruby.RubyEnumerator$ThreadedNexter
  • org.jruby.RubyProcess
  • org.jruby.RubyRange
  • org.jruby.RubySignal
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