Examples with NullWriter com.serotonin.io.NullWriter used on opensource projects

Example 1 with NullWriter

use of com.serotonin.io.NullWriter in project ma-core-public by MangoAutomation.

the class MangoJavaScriptService method executeScript.

/**
 * The preferred way to execute a script
 */
public MangoJavaScriptResult executeScript(MangoJavaScript vo, ScriptPointValueSetter setter) throws ValidationException, PermissionException {
    PermissionHolder user = Common.getUser();
    ensureValid(vo);
    MangoJavaScriptResult result = new MangoJavaScriptResult();
    final Writer scriptOut;
    final PrintWriter scriptWriter;
    if (vo.isReturnLogOutput()) {
        scriptOut = new StringWriter();
        scriptWriter = new PrintWriter(scriptOut);
    } else {
        NullWriter writer = new NullWriter();
        scriptWriter = new NullPrintWriter(writer);
        scriptOut = writer;
    }
    try {
        try (ScriptLogExtender scriptLog = new ScriptLogExtender("scriptTest-" + user.getPermissionHolderName(), vo.getLogLevel(), scriptWriter, vo.getLog(), vo.isCloseLog())) {
            CompiledMangoJavaScript script = new CompiledMangoJavaScript(vo, setter, scriptLog, result, this, pointValueDao, pointValueCache);
            script.compile(vo.getScript(), vo.isWrapInFunction());
            script.initialize(vo.getContext());
            long time = Common.timer.currentTimeMillis();
            runAs.runAsCallable(script.getPermissionHolder(), () -> {
                if (vo.getResultDataType() != null) {
                    script.execute(time, time, vo.getResultDataType());
                } else {
                    script.execute(time, time);
                }
                return null;
            });
        }
    } catch (ScriptError e) {
        // The script exception should be clean as both compile() and execute() clean it
        result.addError(new MangoJavaScriptError(e.getTranslatableMessage(), e.getLineNumber(), e.getColumnNumber()));
    } catch (ResultTypeException | DataPointStateException e) {
        result.addError(new MangoJavaScriptError(e.getTranslatableMessage()));
    } catch (Exception e) {
        result.addError(new MangoJavaScriptError(e.getMessage()));
    } finally {
        if (vo.isReturnLogOutput())
            result.setScriptOutput(scriptOut.toString());
    }
    return result;
}

Example 2 with NullWriter

use of com.serotonin.io.NullWriter in project ma-core-public by infiniteautomation.

the class MangoJavaScriptService method executeScript.

/**
 * The preferred way to execute a script
 */
public MangoJavaScriptResult executeScript(MangoJavaScript vo, ScriptPointValueSetter setter) throws ValidationException, PermissionException {
    PermissionHolder user = Common.getUser();
    ensureValid(vo);
    MangoJavaScriptResult result = new MangoJavaScriptResult();
    final Writer scriptOut;
    final PrintWriter scriptWriter;
    if (vo.isReturnLogOutput()) {
        scriptOut = new StringWriter();
        scriptWriter = new PrintWriter(scriptOut);
    } else {
        NullWriter writer = new NullWriter();
        scriptWriter = new NullPrintWriter(writer);
        scriptOut = writer;
    }
    try {
        try (ScriptLogExtender scriptLog = new ScriptLogExtender("scriptTest-" + user.getPermissionHolderName(), vo.getLogLevel(), scriptWriter, vo.getLog(), vo.isCloseLog())) {
            CompiledMangoJavaScript script = new CompiledMangoJavaScript(vo, setter, scriptLog, result, this, pointValueDao, pointValueCache);
            script.compile(vo.getScript(), vo.isWrapInFunction());
            script.initialize(vo.getContext());
            long time = Common.timer.currentTimeMillis();
            runAs.runAsCallable(script.getPermissionHolder(), () -> {
                if (vo.getResultDataType() != null) {
                    script.execute(time, time, vo.getResultDataType());
                } else {
                    script.execute(time, time);
                }
                return null;
            });
        }
    } catch (ScriptError e) {
        // The script exception should be clean as both compile() and execute() clean it
        result.addError(new MangoJavaScriptError(e.getTranslatableMessage(), e.getLineNumber(), e.getColumnNumber()));
    } catch (ResultTypeException | DataPointStateException e) {
        result.addError(new MangoJavaScriptError(e.getTranslatableMessage()));
    } catch (Exception e) {
        result.addError(new MangoJavaScriptError(e.getMessage()));
    } finally {
        if (vo.isReturnLogOutput())
            result.setScriptOutput(scriptOut.toString());
    }
    return result;
}