org.apache.camel.component.http.helper
Class HttpHelper

java.lang.Object
  org.apache.camel.component.http.helper.HttpHelper

public final class HttpHelper
extends java.lang.Object

Method Summary

static HttpMethods	createMethod(org.apache.camel.Exchange exchange, HttpEndpoint endpoint, boolean hasPayload) Creates the HttpMethod to use to call the remote server, often either its GET or POST.
static java.lang.String	createURL(org.apache.camel.Exchange exchange, HttpEndpoint endpoint) Creates the URL to invoke.
static java.lang.Object	deserializeJavaObjectFromStream(java.io.InputStream is) Deserializes the input stream to a Java object
static java.lang.Object	readResponseBodyFromInputStream(java.io.InputStream is, org.apache.camel.Exchange exchange) Reads the response body from the given input stream.
static java.lang.Object	readResponseBodyFromServletRequest(javax.servlet.http.HttpServletRequest request, org.apache.camel.Exchange exchange) Reads the response body from the given http servlet request.
static void	setCharsetFromContentType(java.lang.String contentType, org.apache.camel.Exchange exchange)
static void	writeObjectToServletResponse(javax.servlet.ServletResponse response, java.lang.Object target) Writes the given object as response body to the servlet response The content type will be set to HttpConstants.CONTENT_TYPE_JAVA_SERIALIZED_OBJECT
static void	writeObjectToStream(java.io.OutputStream stream, java.lang.Object target) Writes the given object as response body to the output stream

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

setCharsetFromContentType

public static void setCharsetFromContentType(java.lang.String contentType,
                                             org.apache.camel.Exchange exchange)

writeObjectToServletResponse

public static void writeObjectToServletResponse(javax.servlet.ServletResponse response,
                                                java.lang.Object target)
                                         throws java.io.IOException

Writes the given object as response body to the servlet response

The content type will be set to HttpConstants.CONTENT_TYPE_JAVA_SERIALIZED_OBJECT

Parameters:

response - servlet response

target - object to write

Throws:

java.io.IOException - is thrown if error writing

writeObjectToStream

public static void writeObjectToStream(java.io.OutputStream stream,
                                       java.lang.Object target)
                                throws java.io.IOException

Writes the given object as response body to the output stream

Parameters:

stream - output stream

target - object to write

Throws:

java.io.IOException - is thrown if error writing

deserializeJavaObjectFromStream

public static java.lang.Object deserializeJavaObjectFromStream(java.io.InputStream is)
                                                        throws java.lang.ClassNotFoundException,
                                                               java.io.IOException

Deserializes the input stream to a Java object

Parameters:

is - input stream for the Java object

Returns:

the java object, or null if input stream was null

Throws:

java.lang.ClassNotFoundException - is thrown if class not found

java.io.IOException - can be thrown

readResponseBodyFromServletRequest

public static java.lang.Object readResponseBodyFromServletRequest(javax.servlet.http.HttpServletRequest request,
                                                                  org.apache.camel.Exchange exchange)
                                                           throws java.io.IOException

Reads the response body from the given http servlet request.

Parameters:

request - http servlet request

exchange - the exchange

Returns:

the response body, can be null if no body

Throws:

java.io.IOException - is thrown if error reading response body

readResponseBodyFromInputStream

public static java.lang.Object readResponseBodyFromInputStream(java.io.InputStream is,
                                                               org.apache.camel.Exchange exchange)
                                                        throws java.io.IOException

Reads the response body from the given input stream.

Parameters:

is - the input stream

exchange - the exchange

Returns:

the response body, can be null if no body

Throws:

java.io.IOException - is thrown if error reading response body

createURL

public static java.lang.String createURL(org.apache.camel.Exchange exchange,
                                         HttpEndpoint endpoint)

Creates the URL to invoke.

Parameters:

exchange - the exchange

endpoint - the endpoint

Returns:

the URL to invoke

createMethod

public static HttpMethods createMethod(org.apache.camel.Exchange exchange,
                                       HttpEndpoint endpoint,
                                       boolean hasPayload)

Creates the HttpMethod to use to call the remote server, often either its GET or POST.

Parameters:

exchange - the exchange

Returns:

the created method