Example usage for jdk.nashorn.internal.runtime.arrays ArrayData getObject

Introduction

In this page you can find the example usage for jdk.nashorn.internal.runtime.arrays ArrayData getObject.

Prototype

public abstract Object getObject(final int index);

Source Link

Document

Get an Object value from a given index

Usage

From source file:com.threecrickets.jvm.json.nashorn.NativeArrayEncoder.java

License:Mozilla Public License

public void encode(Object object, JsonContext context) throws IOException {
    ArrayData data = ((NativeArray) object).getArray();

    context.out.append('[');

    int length = (int) data.length();
    if (length > 0) {
        context.newline();//from ww w.  j  a va2  s . c  o m

        for (int i = 0; i < length; i++) {
            Object value = data.getObject(i);

            context.indentNested();
            context.nest().encode(value);

            if (i < length - 1)
                context.comma();
        }

        context.newline();
        context.indent();
    }

    context.out.append(']');
}

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From source file:org.bson.jvm.nashorn.NativeArrayCodec.java

License:Apache License

public void encode(BsonWriter writer, NativeArray nativeArray, EncoderContext encoderContext) {
    ArrayData data = nativeArray.getArray();

    writer.writeStartArray();//  www .j  av a  2 s.c o  m
    for (int i = 0, length = (int) data.length(); i < length; i++) {
        Object item = data.getObject(i);
        BsonUtil.writeChild(item, writer, encoderContext, codecRegistry);
    }
    writer.writeEndArray();
}

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From source file:org.xbib.elasticsearch.script.nashorn.NashornUnwrapper.java

License:Apache License

/**
 * Convert an object from a script wrapper value to a serializable value valid outside
 * of the Nashorn script processor context.
 *
 * This includes converting Array objects to Lists of valid objects.
 *
 * @param value the value to convert from script wrapper object to external object value
 * @return unwrapped and converted value
 *//*  w  w  w  .j  a va2  s  . c  om*/
public static Object unwrapValue(Object value) {
    if (value == null) {
        return null;
    }
    if (value instanceof NativeArray) {
        NativeArray nativeArray = (NativeArray) value;
        ArrayData data = nativeArray.getArray();
        int length = (int) data.length();
        ArrayList<Object> list = new ArrayList<Object>(length);
        for (int i = 0; i < length; i++) {
            list.add(unwrapValue(data.getObject(i)));
        }
        return list;
    } else if (value instanceof Map) {
        Map map = (Map) value;
        Map<Object, Object> result = new LinkedHashMap<Object, Object>();
        for (Object key : map.keySet()) {
            result.put(key, unwrapValue(map.get(key)));
        }
        return result;
    } else if (value instanceof ScriptObject) {
        ScriptObject object = (ScriptObject) value;
        Map<Object, Object> result = new LinkedHashMap<Object, Object>();
        for (Object key : object.getOwnKeys(true)) {
            result.put(key, unwrapValue(object.get(key)));
        }
        return result;
    } else if (value instanceof Undefined) {
        return null;
    } else if (value instanceof ConsString) {
        return value.toString();
    } else {
        return value;
    }
}

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