Examples with Result org.structr.core.Result used on opensource projects

Example 66 with Result

use of org.structr.core.Result in project structr by structr.

the class ToJsonFunction method apply.

@Override
public Object apply(final ActionContext ctx, final Object caller, final Object[] sources) {
    if (sources != null && sources.length >= 1 && sources.length <= 3) {
        try {
            final SecurityContext securityContext = ctx.getSecurityContext();
            final Value<String> view = new StaticValue<>("public");
            if (sources.length > 1) {
                view.set(securityContext, sources[1].toString());
            }
            int outputDepth = 3;
            if (sources.length > 2 && sources[2] instanceof Number) {
                outputDepth = ((Number) sources[2]).intValue();
            }
            final StreamingJsonWriter jsonStreamer = new StreamingJsonWriter(view, true, outputDepth);
            final StringWriter writer = new StringWriter();
            if (sources[0] instanceof GraphObject) {
                jsonStreamer.streamSingle(securityContext, writer, (GraphObject) sources[0]);
            } else if (sources[0] instanceof List) {
                final List list = (List) sources[0];
                jsonStreamer.stream(securityContext, writer, new Result(list, list.size(), true, false), null);
            } else if (sources[0] instanceof Map) {
                final GraphObjectMap map = new GraphObjectMap();
                this.recursivelyConvertMapToGraphObjectMap(map, (Map) sources[0], outputDepth);
                jsonStreamer.stream(securityContext, writer, new Result(map, false), null);
            }
            return writer.getBuffer().toString();
        } catch (Throwable t) {
            logException(caller, t, sources);
        }
        return "";
    } else {
        logParameterError(caller, sources, ctx.isJavaScriptContext());
    }
    return usage(ctx.isJavaScriptContext());
}