Package org.jruby.runtime

Examples of org.jruby.runtime.BlockCallback

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        } else if (firstCount == 0) {
            return result;
        }

        try {
            callEach(runtime, context, self, Arity.ONE_ARGUMENT, new BlockCallback() {
                    private int iter = RubyNumeric.fix2int(num);
                    public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                        IRubyObject larg = checkArgs(runtime, largs);
                        checkContext(localContext, ctx, "first");
                        result.append(larg);
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        if (self instanceof RubyArray) {
            RubyArray selfArray = (RubyArray) self;
            final IRubyObject[][] valuesAndCriteria = new IRubyObject[selfArray.size()][2];

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

                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    IRubyObject[] myVandC = valuesAndCriteria[i.getAndIncrement()];
                    myVandC[0] = larg;
                    myVandC[1] = block.yield(ctx, larg);
                    return runtime.getNil();
                }
            });
           
            Arrays.sort(valuesAndCriteria, new Comparator<IRubyObject[]>() {
                public int compare(IRubyObject[] o1, IRubyObject[] o2) {
                    return RubyFixnum.fix2int(invokedynamic(localContext, o1[1], OP_CMP, o2[1]));
                }
            });
           
            IRubyObject dstArray[] = new IRubyObject[selfArray.size()];
            for (int i = 0; i < dstArray.length; i++) {
                dstArray[i] = valuesAndCriteria[i][0];
            }

            return runtime.newArrayNoCopy(dstArray);
        } else {
            final List<IRubyObject[]> valuesAndCriteria = new ArrayList<IRubyObject[]>();

            callEach(runtime, context, self, block.arity(), new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    IRubyObject[] myVandC = new IRubyObject[2];
                    myVandC[0] = larg;
                    myVandC[1] = block.yield(ctx, larg);
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    public static IRubyObject grep(ThreadContext context, IRubyObject self, final IRubyObject pattern, final Block block) {
        final Ruby runtime = context.getRuntime();
        final RubyArray result = runtime.newArray();

        if (block.isGiven()) {
            callEach(runtime, context, self, block.arity(), new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    ctx.setRubyFrameDelta(ctx.getRubyFrameDelta()+2);
                    if (pattern.callMethod(ctx, "===", larg).isTrue()) {
                        IRubyObject value = block.yield(ctx, larg);
                        synchronized (result) {
                            result.append(value);
                        }
                    }
                    ctx.setRubyFrameDelta(ctx.getRubyFrameDelta()-2);
                    return runtime.getNil();
                }
            });
        } else {
            callEach(runtime, context, self, block.arity(), new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    if (pattern.callMethod(ctx, "===", larg).isTrue()) {
                        synchronized (result) {
                            result.append(larg);
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        final Ruby runtime = context.getRuntime();
        final IRubyObject result[] = new IRubyObject[] { null };
        final ThreadContext localContext = context;

        try {
            callEach(runtime, context, self, block.arity(), new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    checkContext(localContext, ctx, "detect/find");
                    if (block.yield(ctx, larg).isTrue()) {
                        result[0] = larg;
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    public static IRubyObject find_indexCommon(ThreadContext context, IRubyObject self, final Block block) {
        final Ruby runtime = context.getRuntime();
        final long result[] = new long[] {0};

        try {
            callEach(runtime, context, self, block.arity(), new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    if (block.yield(ctx, larg).isTrue()) throw JumpException.SPECIAL_JUMP;
                    result[0]++;
                    return runtime.getNil();
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    public static IRubyObject find_indexCommon(ThreadContext context, IRubyObject self, final IRubyObject cond) {
        final Ruby runtime = context.getRuntime();
        final long result[] = new long[] {0};

        try {
            callEach(runtime, context, self, Arity.ONE_ARGUMENT, new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    if (larg.equals(cond)) throw JumpException.SPECIAL_JUMP;
                    result[0]++;
                    return runtime.getNil();
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    public static IRubyObject selectCommon(ThreadContext context, IRubyObject self, final Block block) {
        final Ruby runtime = context.getRuntime();
        final RubyArray result = runtime.newArray();

        callEach(runtime, context, self, block.arity(), new BlockCallback() {
            public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                IRubyObject larg = checkArgs(runtime, largs);
                if (block.yield(ctx, larg).isTrue()) {
                    synchronized (result) {
                        result.append(larg);
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    public static IRubyObject rejectCommon(ThreadContext context, IRubyObject self, final Block block) {
        final Ruby runtime = context.getRuntime();
        final RubyArray result = runtime.newArray();

        callEach(runtime, context, self, block.arity(), new BlockCallback() {
            public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                IRubyObject larg = checkArgs(runtime, largs);
                if (!block.yield(ctx, larg).isTrue()) {
                    synchronized (result) {
                        result.append(larg);
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    public static IRubyObject collect(ThreadContext context, IRubyObject self, final Block block) {
        final Ruby runtime = context.getRuntime();
        final RubyArray result = runtime.newArray();

        if (block.isGiven()) {
            callEach(runtime, context, self, block.arity(), new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg = checkArgs(runtime, largs);
                    IRubyObject value = block.yield(ctx, larg);
                    synchronized (result) {
                        result.append(value);
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    private static IRubyObject collectCommon19(ThreadContext context, IRubyObject self, final Block block, String methodName) {
        final Ruby runtime = context.getRuntime();
        if (block.isGiven()) {
            final RubyArray result = runtime.newArray();

            callEach19(runtime, context, self, block.arity(), new BlockCallback() {
                public IRubyObject call(ThreadContext ctx, IRubyObject[] largs, Block blk) {
                    IRubyObject larg;
                    boolean newAry = false;
                    if (largs.length == 0) {
                        larg = ctx.nil;
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Related Classes of org.jruby.runtime.BlockCallback

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  • 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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