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package org.mule.transport.sftp.transformers; |
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import org.mule.api.transformer.TransformerException; |
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import org.mule.config.i18n.MessageFactory; |
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import org.mule.transformer.AbstractTransformer; |
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import org.mule.transformer.types.DataTypeFactory; |
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import java.io.ByteArrayOutputStream; |
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import java.io.InputStream; |
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import org.apache.commons.io.IOUtils; |
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public class InputStreamToByteArray extends AbstractTransformer |
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{ |
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private static final long serialVersionUID = -7444711427779720031L; |
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public InputStreamToByteArray() |
30 | 0 | { |
31 | 0 | registerSourceType(DataTypeFactory.INPUT_STREAM); |
32 | 0 | setReturnDataType(DataTypeFactory.BYTE_ARRAY); |
33 | 0 | } |
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@Override |
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public Object doTransform(Object msg, String outputEncoding) throws TransformerException |
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{ |
38 | 0 | if (msg instanceof InputStream) |
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{ |
40 | 0 | InputStream inputStream = null; |
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try |
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{ |
44 | 0 | inputStream = (InputStream) msg; |
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46 | 0 | ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
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48 | 0 | byte[] buffer = new byte[1024]; |
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int len; |
50 | 0 | while ((len = inputStream.read(buffer)) > 0) |
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{ |
52 | 0 | baos.write(buffer, 0, len); |
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} |
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55 | 0 | return baos.toByteArray(); |
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} |
57 | 0 | catch (Exception e) |
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{ |
59 | 0 | throw new TransformerException(this, e); |
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} |
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finally |
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{ |
63 | 0 | IOUtils.closeQuietly(inputStream); |
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} |
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} |
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else |
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{ |
68 | 0 | throw new TransformerException( |
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MessageFactory.createStaticMessage("Message is not an instance of java.io.InputStream"), this); |
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} |
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} |
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} |