Examples with IonException com.amazon.ion.IonException used on opensource projects

Example 6 with IonException

use of com.amazon.ion.IonException in project ion-java by amzn.

the class IonJavaCli method parseSequence.

private static IonSequence parseSequence(ContainerContext containerContext, CompareContext compareContext, int end, boolean isFirst, IonSequence ionSequence) {
    while (containerContext.increaseIndex() < end) {
        Event event = isFirst ? compareContext.getEventStreamFirst().get(containerContext.getIndex()) : compareContext.getEventStreamSecond().get(containerContext.getIndex());
        EventType eventType = event.getEventType();
        if (eventType == EventType.CONTAINER_START) {
            switch(event.getIonType()) {
                case LIST:
                    ionSequence.add(parseSequence(containerContext, compareContext, end, isFirst, ION_SYSTEM.newEmptyList()));
                    break;
                case SEXP:
                    ionSequence.add(parseSequence(containerContext, compareContext, end, isFirst, ION_SYSTEM.newEmptySexp()));
                    break;
                case STRUCT:
                    ionSequence.add(parseStruct(containerContext, compareContext, end, isFirst));
                    break;
            }
        } else if (eventType == EventType.CONTAINER_END) {
            break;
        } else if (eventType == EventType.STREAM_END) {
            throw new IonException("Invalid ionSequence: eventStream ends without CONTAINER_END");
        } else {
            IonValue cloneValue = event.getValue().clone();
            cloneValue.setTypeAnnotationSymbols(event.getAnnotations());
            ionSequence.add(cloneValue);
        }
    }
    return ionSequence;
}

Example 7 with IonException

use of com.amazon.ion.IonException in project ion-java by amzn.

the class IonJavaCli method eventStreamToEvent.

private static Event eventStreamToEvent(IonReader ionReader) {
    if (ionReader.getType() != IonType.STRUCT)
        throw new IonException("cant convert null");
    String textValue = null;
    byte[] binaryValue = null;
    IonValue eventValue = null;
    EventType eventType = null;
    IonType ionType = null;
    SymbolToken fieldName = null;
    SymbolToken[] annotations = null;
    ImportDescriptor[] imports = null;
    int depth = -1;
    ionReader.stepIn();
    while (ionReader.next() != null) {
        switch(ionReader.getFieldName()) {
            case "event_type":
                if (eventType != null)
                    throw new IonException("invalid Event: repeat event_type");
                eventType = EventType.valueOf(ionReader.stringValue().toUpperCase());
                break;
            case "ion_type":
                if (ionType != null)
                    throw new IonException("invalid Event: repeat ion_type");
                ionType = IonType.valueOf(ionReader.stringValue().toUpperCase());
                break;
            case "field_name":
                if (fieldName != null)
                    throw new IonException("invalid Event: repeat field_name");
                ionReader.stepIn();
                String fieldText = null;
                int fieldSid = 0;
                while (ionReader.next() != null) {
                    switch(ionReader.getFieldName()) {
                        case "text":
                            fieldText = ionReader.stringValue();
                            break;
                        case "sid":
                            fieldSid = ionReader.intValue();
                            break;
                    }
                }
                fieldName = _Private_Utils.newSymbolToken(fieldText, fieldSid);
                ionReader.stepOut();
                break;
            case "annotations":
                if (annotations != null)
                    throw new IonException("invalid Event: repeat annotations");
                ArrayList<SymbolToken> annotationsList = new ArrayList<>();
                ionReader.stepIn();
                while (ionReader.next() != null) {
                    ionReader.stepIn();
                    String text = null;
                    int sid = 0;
                    while (ionReader.next() != null) {
                        switch(ionReader.getFieldName()) {
                            case "text":
                                text = ionReader.isNullValue() ? null : ionReader.stringValue();
                                break;
                            case "sid":
                                sid = ionReader.intValue();
                                break;
                        }
                    }
                    SymbolToken annotation = _Private_Utils.newSymbolToken(text, sid);
                    annotationsList.add(annotation);
                    ionReader.stepOut();
                }
                annotations = annotationsList.toArray(SymbolToken.EMPTY_ARRAY);
                ionReader.stepOut();
                break;
            case "value_text":
                if (textValue != null)
                    throw new IonException("invalid Event: repeat value_text");
                textValue = ionReader.stringValue();
                break;
            case "value_binary":
                if (binaryValue != null)
                    throw new IonException("invalid Event: repeat binary_value");
                ArrayList<Integer> intArray = new ArrayList<>();
                ionReader.stepIn();
                while (ionReader.next() != null) {
                    intArray.add(ionReader.intValue());
                }
                byte[] binary = new byte[intArray.size()];
                for (int i = 0; i < intArray.size(); i++) {
                    int val = intArray.get(i);
                    binary[i] = (byte) (val & 0xff);
                }
                binaryValue = binary;
                ionReader.stepOut();
                break;
            case "imports":
                if (imports != null)
                    throw new IonException("invalid Event: repeat imports");
                imports = ionStreamToImportDescriptors(ionReader);
                break;
            case "depth":
                if (depth != -1)
                    throw new IonException("invalid Event: repeat depth");
                depth = ionReader.intValue();
                break;
        }
    }
    ionReader.stepOut();
    // validate event
    validateEvent(textValue, binaryValue, eventType, fieldName, ionType, imports, depth);
    if (textValue != null)
        eventValue = ION_SYSTEM.singleValue(textValue);
    return new Event(eventType, ionType, fieldName, annotations, eventValue, imports, depth);
}

Example 8 with IonException

use of com.amazon.ion.IonException in project ion-java by amzn.

the class IonJavaCli method embeddedEventToIon.

private static int embeddedEventToIon(ProcessContext processContext, CommandArgs args, int count, IonType ionType) throws IOException {
    processContext.getIonWriter().addTypeAnnotation(EMBEDDED_STREAM_ANNOTATION);
    processContext.getIonWriter().stepIn(ionType);
    List<Event> events = processContext.getEventStream();
    int depth = 1;
    boolean finish = false;
    while (++count < events.size()) {
        StringBuilder out = new StringBuilder();
        ProcessContext embeddedContext = new ProcessContext(null, 0, null, null, ION_TEXT_WRITER_BUILDER.withImports(_Private_Utils.systemSymtab(1)).build(out));
        embeddedContext.setEmbeddedOut(out);
        try {
            do {
                Event event = events.get(count);
                processContext.setEventIndex(processContext.getEventIndex() + 1);
                processContext.setLastEventType(event.getEventType());
                if (event.getEventType() == EventType.STREAM_END) {
                    break;
                } else if (event.getEventType() == EventType.SCALAR) {
                    writeIonByType(event, embeddedContext.getIonWriter());
                } else if (event.getEventType() == EventType.CONTAINER_START) {
                    depth++;
                    setFieldName(event, embeddedContext.getIonWriter());
                    setAnnotations(event, embeddedContext.getIonWriter());
                    embeddedContext.getIonWriter().stepIn(event.getIonType());
                } else if (event.getEventType() == EventType.CONTAINER_END) {
                    depth--;
                    if (depth == 0) {
                        if (event.getIonType() == IonType.SEXP || event.getIonType() == IonType.LIST) {
                            finish = true;
                            break;
                        } else {
                            throw new IonException("invalid CONTAINER_END");
                        }
                    }
                    embeddedContext.getIonWriter().stepOut();
                } else if (event.getEventType() == EventType.SYMBOL_TABLE) {
                    handleSymbolTableEvent(embeddedContext, event, args, true);
                }
            } while (++count < events.size());
            if (!finish) {
                embeddedContext.getIonWriter().finish();
                processContext.getIonWriter().writeString(out.toString());
            }
        } finally {
            IonWriter ionWriter = embeddedContext.getIonWriter();
            if (ionWriter != null) {
                try {
                    ionWriter.close();
                } catch (IOException e) {
                    System.err.println(e.getMessage());
                    System.exit(IO_ERROR_EXIT_CODE);
                }
            }
        }
        if (finish) {
            break;
        }
    }
    processContext.getIonWriter().stepOut();
    return count;
}

Example 9 with IonException

use of com.amazon.ion.IonException in project ion-java by amzn.

the class BaseApp method processStdIn.

protected void processStdIn() {
    try {
        byte[] buffer = loadAsByteArray(System.in);
        IonReader reader = mySystem.newReader(buffer);
        process(reader);
    } catch (IonException e) {
        System.err.println("An error occurred while processing stdin");
        System.err.println(e.getMessage());
    } catch (IOException e) {
        System.err.println("An error occurred while processing stdin");
        System.err.println(e.getMessage());
    }
}

Example 10 with IonException

use of com.amazon.ion.IonException in project ion-java by amzn.

the class IonReaderBinaryIncremental method timestampValue.

@Override
public Timestamp timestampValue() {
    requireType(IonType.TIMESTAMP);
    if (isNullValue()) {
        return null;
    }
    peekIndex = valueStartPosition;
    int firstByte = buffer.peek(peekIndex++);
    Integer offset = null;
    if (firstByte != VAR_INT_NEGATIVE_ZERO) {
        offset = readVarInt(firstByte);
    }
    int year = readVarUInt();
    int month = 0;
    int day = 0;
    int hour = 0;
    int minute = 0;
    int second = 0;
    BigDecimal fractionalSecond = null;
    Timestamp.Precision precision = Timestamp.Precision.YEAR;
    if (peekIndex < valueEndPosition) {
        month = readVarUInt();
        precision = Timestamp.Precision.MONTH;
        if (peekIndex < valueEndPosition) {
            day = readVarUInt();
            precision = Timestamp.Precision.DAY;
            if (peekIndex < valueEndPosition) {
                hour = readVarUInt();
                if (peekIndex >= valueEndPosition) {
                    throw new IonException("Timestamps may not specify hour without specifying minute.");
                }
                minute = readVarUInt();
                precision = Timestamp.Precision.MINUTE;
                if (peekIndex < valueEndPosition) {
                    second = readVarUInt();
                    precision = Timestamp.Precision.SECOND;
                    if (peekIndex < valueEndPosition) {
                        fractionalSecond = readBigDecimal();
                        if (fractionalSecond.signum() < 0 || fractionalSecond.compareTo(BigDecimal.ONE) >= 0) {
                            throw new IonException("The fractional seconds value in a timestamp must be greater" + "than or equal to zero and less than one.");
                        }
                    }
                }
            }
        }
    }
    try {
        return Timestamp.createFromUtcFields(precision, year, month, day, hour, minute, second, fractionalSecond, offset);
    } catch (IllegalArgumentException e) {
        throw new IonException("Illegal timestamp encoding. ", e);
    }
}