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package org.mule.transport.servlet; |
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import org.mule.api.MuleMessage; |
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import org.mule.api.transformer.TransformerException; |
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import org.mule.transformer.AbstractMessageAwareTransformer; |
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import org.mule.util.SystemUtils; |
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import java.io.BufferedReader; |
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import java.io.IOException; |
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import java.io.InputStream; |
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import java.io.InputStreamReader; |
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import javax.servlet.http.HttpServletRequest; |
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public class HttpRequestToParameter extends AbstractMessageAwareTransformer |
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{ |
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public HttpRequestToParameter() |
29 | 0 | { |
30 | 0 | registerSourceType(Object.class); |
31 | 0 | setReturnClass(String.class); |
32 | 0 | } |
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public Object transform(MuleMessage message, String outputEncoding) throws TransformerException |
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{ |
36 | 0 | HttpServletRequest request = ((HttpRequestMessageAdapter) message.getAdapter()).getRequest(); |
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|
38 | 0 | String payloadParam = (String)request.getAttribute(AbstractReceiverServlet.PAYLOAD_PARAMETER_NAME); |
39 | 0 | if (null == payloadParam) |
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{ |
41 | 0 | payloadParam = AbstractReceiverServlet.DEFAULT_PAYLOAD_PARAMETER_NAME; |
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} |
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|
44 | 0 | String payload = request.getParameter(payloadParam); |
45 | 0 | if (null == payload) |
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{ |
47 | 0 | if (isText(request.getContentType())) |
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{ |
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try |
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{ |
51 | 0 | InputStream is = (InputStream) message.getPayload(); |
52 | 0 | BufferedReader reader = new BufferedReader(new InputStreamReader(is, request.getCharacterEncoding())); |
53 | 0 | StringBuffer buffer = new StringBuffer(8192); |
54 | 0 | String line = reader.readLine(); |
55 | 0 | while (line != null) |
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{ |
57 | 0 | buffer.append(line); |
58 | 0 | line = reader.readLine(); |
59 | 0 | if (line != null) buffer.append(SystemUtils.LINE_SEPARATOR); |
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} |
61 | 0 | payload = buffer.toString(); |
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} |
63 | 0 | catch (IOException e) |
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{ |
65 | 0 | throw new TransformerException(this, e); |
66 | 0 | } |
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} |
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} |
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70 | 0 | return payload; |
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} |
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protected boolean isText(String contentType) |
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{ |
75 | 0 | if (contentType == null) |
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{ |
77 | 0 | return true; |
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} |
79 | 0 | return (contentType.startsWith("text/")); |
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} |
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} |