Examples with NoTypeConversionAvailableException org.apache.camel.NoTypeConversionAvailableException used on opensource projects

Example 1 with NoTypeConversionAvailableException

use of org.apache.camel.NoTypeConversionAvailableException in project camel by apache.

the class DefaultNettyHttpBinding method toNettyRequest.

@Override
public HttpRequest toNettyRequest(Message message, String uri, NettyHttpConfiguration configuration) throws Exception {
    LOG.trace("toNettyRequest: {}", message);
    // the message body may already be a Netty HTTP response
    if (message.getBody() instanceof HttpRequest) {
        return (HttpRequest) message.getBody();
    }
    String uriForRequest = uri;
    if (configuration.isUseRelativePath()) {
        int indexOfPath = uri.indexOf((new URI(uri)).getPath());
        if (indexOfPath > 0) {
            uriForRequest = uri.substring(indexOfPath);
        }
    }
    // just assume GET for now, we will later change that to the actual method to use
    HttpRequest request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, uriForRequest);
    Object body = message.getBody();
    if (body != null) {
        // support bodies as native Netty
        ByteBuf buffer;
        if (body instanceof ByteBuf) {
            buffer = (ByteBuf) body;
        } else {
            // try to convert to buffer first
            buffer = message.getBody(ByteBuf.class);
            if (buffer == null) {
                // fallback to byte array as last resort
                byte[] data = message.getMandatoryBody(byte[].class);
                buffer = NettyConverter.toByteBuffer(data);
            }
        }
        if (buffer != null) {
            request = new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST, uriForRequest, buffer);
            int len = buffer.readableBytes();
            // set content-length
            request.headers().set(HttpHeaderNames.CONTENT_LENGTH.toString(), len);
            LOG.trace("Content-Length: {}", len);
        } else {
            // we do not support this kind of body
            throw new NoTypeConversionAvailableException(body, ByteBuf.class);
        }
    }
    // update HTTP method accordingly as we know if we have a body or not
    HttpMethod method = NettyHttpHelper.createMethod(message, body != null);
    request.setMethod(method);
    TypeConverter tc = message.getExchange().getContext().getTypeConverter();
    // if we bridge endpoint then we need to skip matching headers with the HTTP_QUERY to avoid sending
    // duplicated headers to the receiver, so use this skipRequestHeaders as the list of headers to skip
    Map<String, Object> skipRequestHeaders = null;
    if (configuration.isBridgeEndpoint()) {
        String queryString = message.getHeader(Exchange.HTTP_QUERY, String.class);
        if (queryString != null) {
            skipRequestHeaders = URISupport.parseQuery(queryString, false, true);
        }
        // Need to remove the Host key as it should be not used
        message.getHeaders().remove("host");
    }
    // must use entrySet to ensure case of keys is preserved
    for (Map.Entry<String, Object> entry : message.getHeaders().entrySet()) {
        String key = entry.getKey();
        Object value = entry.getValue();
        // as then we would duplicate headers on both the endpoint uri, and in HTTP headers as well
        if (skipRequestHeaders != null && skipRequestHeaders.containsKey(key)) {
            continue;
        }
        // use an iterator as there can be multiple values. (must not use a delimiter)
        final Iterator<?> it = ObjectHelper.createIterator(value, null, true);
        while (it.hasNext()) {
            String headerValue = tc.convertTo(String.class, it.next());
            if (headerValue != null && headerFilterStrategy != null && !headerFilterStrategy.applyFilterToCamelHeaders(key, headerValue, message.getExchange())) {
                LOG.trace("HTTP-Header: {}={}", key, headerValue);
                request.headers().add(key, headerValue);
            }
        }
    }
    // set the content type in the response.
    String contentType = MessageHelper.getContentType(message);
    if (contentType != null) {
        // set content-type
        request.headers().set(HttpHeaderNames.CONTENT_TYPE.toString(), contentType);
        LOG.trace("Content-Type: {}", contentType);
    }
    // must include HOST header as required by HTTP 1.1
    // use URI as its faster than URL (no DNS lookup)
    URI u = new URI(uri);
    String hostHeader = u.getHost() + (u.getPort() == 80 ? "" : ":" + u.getPort());
    request.headers().set(HttpHeaderNames.HOST.toString(), hostHeader);
    LOG.trace("Host: {}", hostHeader);
    // configure connection to accordingly to keep alive configuration
    // favor using the header from the message
    String connection = message.getHeader(HttpHeaderNames.CONNECTION.toString(), String.class);
    if (connection == null) {
        // fallback and use the keep alive from the configuration
        if (configuration.isKeepAlive()) {
            connection = HttpHeaderValues.KEEP_ALIVE.toString();
        } else {
            connection = HttpHeaderValues.CLOSE.toString();
        }
    }
    request.headers().set(HttpHeaderNames.CONNECTION.toString(), connection);
    LOG.trace("Connection: {}", connection);
    return request;
}

Example 2 with NoTypeConversionAvailableException

use of org.apache.camel.NoTypeConversionAvailableException in project camel by apache.

the class XQueryBuilder method createDynamicContext.

/**
     * Creates a dynamic context for the given exchange
     */
protected DynamicQueryContext createDynamicContext(Exchange exchange) throws Exception {
    Configuration config = getConfiguration();
    DynamicQueryContext dynamicQueryContext = new DynamicQueryContext(config);
    Message in = exchange.getIn();
    Item item = null;
    if (ObjectHelper.isNotEmpty(getHeaderName())) {
        item = in.getHeader(getHeaderName(), Item.class);
    } else {
        item = in.getBody(Item.class);
    }
    if (item != null) {
        dynamicQueryContext.setContextItem(item);
    } else {
        Object body = null;
        if (ObjectHelper.isNotEmpty(getHeaderName())) {
            body = in.getHeader(getHeaderName());
        } else {
            body = in.getBody();
        }
        // the underlying input stream, which we need to close to avoid locking files or other resources
        InputStream is = null;
        try {
            Source source;
            // only convert to input stream if really needed
            if (isInputStreamNeeded(exchange)) {
                if (ObjectHelper.isNotEmpty(getHeaderName())) {
                    is = exchange.getIn().getHeader(getHeaderName(), InputStream.class);
                } else {
                    is = exchange.getIn().getBody(InputStream.class);
                }
                source = getSource(exchange, is);
            } else {
                source = getSource(exchange, body);
            }
            // special for bean invocation
            if (source == null) {
                if (body instanceof BeanInvocation) {
                    // if its a null bean invocation then handle that
                    BeanInvocation bi = exchange.getContext().getTypeConverter().convertTo(BeanInvocation.class, body);
                    if (bi.getArgs() != null && bi.getArgs().length == 1 && bi.getArgs()[0] == null) {
                        // its a null argument from the bean invocation so use null as answer
                        source = null;
                    }
                }
            }
            if (source == null) {
                // indicate it was not possible to convert to a Source type
                throw new NoTypeConversionAvailableException(body, Source.class);
            }
            DocumentInfo doc = config.buildDocument(source);
            dynamicQueryContext.setContextItem(doc);
        } finally {
            // can deal if is is null
            IOHelper.close(is);
        }
    }
    configureQuery(dynamicQueryContext, exchange);
    // call the reset if the in message body is StreamCache
    MessageHelper.resetStreamCache(exchange.getIn());
    return dynamicQueryContext;
}

Example 3 with NoTypeConversionAvailableException

use of org.apache.camel.NoTypeConversionAvailableException in project camel by apache.

the class UnaryExpression method createDecExpression.

private Expression createDecExpression(final Expression leftExp) {
    return new Expression() {

        @Override
        public <T> T evaluate(Exchange exchange, Class<T> type) {
            Number num = leftExp.evaluate(exchange, Number.class);
            if (num != null) {
                long val = num.longValue();
                val--;
                // convert value back to same type as input as we want to preserve type
                Object left = leftExp.evaluate(exchange, Object.class);
                try {
                    left = exchange.getContext().getTypeConverter().mandatoryConvertTo(left.getClass(), exchange, val);
                } catch (NoTypeConversionAvailableException e) {
                    throw ObjectHelper.wrapRuntimeCamelException(e);
                }
                // and return the result
                return exchange.getContext().getTypeConverter().convertTo(type, left);
            }
            // cannot convert the expression as a number
            Exception cause = new CamelExchangeException("Cannot evaluate " + leftExp + " as a number", exchange);
            throw ObjectHelper.wrapRuntimeCamelException(cause);
        }

        @Override
        public String toString() {
            return left + operator.toString();
        }
    };
}

Example 4 with NoTypeConversionAvailableException

use of org.apache.camel.NoTypeConversionAvailableException in project camel by apache.

the class BeanNoTypeConvertionPossibleTest method testBeanNoTypeConvertionPossibleFail.

public void testBeanNoTypeConvertionPossibleFail() throws Exception {
    MockEndpoint mock = getMockEndpoint("mock:result");
    mock.expectedMessageCount(0);
    // we send in a Date object which cannot be converted to XML so it should fail
    try {
        template.requestBody("direct:start", new Date());
        fail("Should have thrown an exception");
    } catch (CamelExecutionException e) {
        NoTypeConversionAvailableException ntae = assertIsInstanceOf(NoTypeConversionAvailableException.class, e.getCause().getCause());
        assertEquals(Date.class, ntae.getFromType());
        assertEquals(Document.class, ntae.getToType());
        assertNotNull(ntae.getValue());
        assertNotNull(ntae.getMessage());
    }
    assertMockEndpointsSatisfied();
}

Example 5 with NoTypeConversionAvailableException

use of org.apache.camel.NoTypeConversionAvailableException in project camel by apache.

the class BeanOverloadedMethodFQNTest method testOrderFQNUnknown.

public void testOrderFQNUnknown() throws Exception {
    context.addRoutes(new RouteBuilder() {

        @Override
        public void configure() throws Exception {
            from("direct:start").bean(MyBean.class, "order(org.apache.camel.component.bean.BeanOverloadedMethodFQNTest$Unknown)").to("mock:result");
        }
    });
    context.start();
    try {
        template.sendBody("direct:start", new MyOrder());
        fail("Should have thrown an exception");
    } catch (CamelExecutionException e) {
        NoTypeConversionAvailableException cause = assertIsInstanceOf(NoTypeConversionAvailableException.class, e.getCause().getCause());
        assertEquals("org.apache.camel.component.bean.BeanOverloadedMethodFQNTest$Unknown", cause.getValue());
    }
}