Examples of org.jruby.RubyHash$Visitor

org.jruby.RubyHash
Implementation of the Hash class. Concurrency: no synchronization is required among readers, but all users must synchronize externally with writers.

  assertEquals("[[0, \"a\"], [100, \"n\"], [200, \"d\"], [300, \"y\"]]",
         eval("p $h_invert.invert.sort"));
    }
    
    public void testGet() {
        RubyHash rubyHash = new RubyHash(Ruby.getGlobalRuntime());
        assertEquals(null, rubyHash.get("Non matching key"));
    }

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        return createList(listNode);
    }
    
    @Override
    public IRubyObject interpret(Ruby runtime, ThreadContext context, IRubyObject self, Block aBlock) {
        RubyHash hash = RubyHash.newHash(runtime);
        
        ListNode list = this.listNode;
        if (list != null) {
            int size = list.size();

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    }


    @Override
    public Object retrieve(InterpreterContext interp) {
        Ruby runtime = interp.getRuntime();
        RubyHash hash = RubyHash.newHash(runtime);


        for (KeyValuePair pair : pairs) {
            hash.fastASetCheckString(runtime, (IRubyObject) pair.getKey().retrieve(interp),
                    (IRubyObject) pair.getValue().retrieve(interp));
        }


        return hash;
    }

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    private static String[] getCurrentEnv(Ruby runtime) {
        return getCurrentEnv(runtime, null);
    }


    private static String[] getCurrentEnv(Ruby runtime, Map mergeEnv) {
        RubyHash hash = (RubyHash)runtime.getObject().fastGetConstant("ENV");
        String[] ret;
        
        if (mergeEnv != null && !mergeEnv.isEmpty()) {
            ret = new String[hash.size() + mergeEnv.size()];
        } else {
            ret = new String[hash.size()];
        }


        int i=0;
        for(Map.Entry e : (Set<Map.Entry>)hash.directEntrySet()) {
            ret[i] = e.getKey().toString() + "=" + e.getValue().toString();
            i++;
        }
        if (mergeEnv != null) for(Map.Entry e : (Set<Map.Entry>)mergeEnv.entrySet()) {
            ret[i] = e.getKey().toString() + "=" + e.getValue().toString();

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        }
        return pathFile;
    }


    private static File findPathExecutable(Ruby runtime, String fname) {
        RubyHash env = (RubyHash) runtime.getObject().fastGetConstant("ENV");
        IRubyObject pathObject = env.op_aref(runtime.getCurrentContext(), RubyString.newString(runtime, PATH_ENV));
        String[] pathNodes = null;
        if (pathObject == null) {
            pathNodes = DEFAULT_PATH; // ASSUME: not modified by callee
        }
        else {

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    }
    
    public static final int MAX_SPECIFIC_ARITY_HASH = 3;
    
    public static RubyHash constructHash(Ruby runtime, IRubyObject key1, IRubyObject value1) {
        RubyHash hash = RubyHash.newHash(runtime);
        hash.fastASetCheckString(runtime, key1, value1);
        return hash;
    }

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        hash.fastASetCheckString(runtime, key1, value1);
        return hash;
    }
    
    public static RubyHash constructHash(Ruby runtime, IRubyObject key1, IRubyObject value1, IRubyObject key2, IRubyObject value2) {
        RubyHash hash = RubyHash.newHash(runtime);
        hash.fastASetCheckString(runtime, key1, value1);
        hash.fastASetCheckString(runtime, key2, value2);
        return hash;
    }

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        hash.fastASetCheckString(runtime, key2, value2);
        return hash;
    }
    
    public static RubyHash constructHash(Ruby runtime, IRubyObject key1, IRubyObject value1, IRubyObject key2, IRubyObject value2, IRubyObject key3, IRubyObject value3) {
        RubyHash hash = RubyHash.newHash(runtime);
        hash.fastASetCheckString(runtime, key1, value1);
        hash.fastASetCheckString(runtime, key2, value2);
        hash.fastASetCheckString(runtime, key3, value3);
        return hash;
    }

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        hash.fastASetCheckString(runtime, key3, value3);
        return hash;
    }
    
    public static RubyHash constructHash19(Ruby runtime, IRubyObject key1, IRubyObject value1) {
        RubyHash hash = RubyHash.newHash(runtime);
        hash.fastASetCheckString19(runtime, key1, value1);
        return hash;
    }

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        hash.fastASetCheckString19(runtime, key1, value1);
        return hash;
    }
    
    public static RubyHash constructHash19(Ruby runtime, IRubyObject key1, IRubyObject value1, IRubyObject key2, IRubyObject value2) {
        RubyHash hash = RubyHash.newHash(runtime);
        hash.fastASetCheckString19(runtime, key1, value1);
        hash.fastASetCheckString19(runtime, key2, value2);
        return hash;
    }

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