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package org.mule.transformers.simple; |
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import org.mule.transformers.AbstractTransformer; |
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import org.mule.umo.transformer.TransformerException; |
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import java.util.Collection; |
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import java.util.Iterator; |
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import java.util.Map; |
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public class ObjectToString extends AbstractTransformer |
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{ |
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protected static final int DEFAULT_BUFFER_SIZE = 80; |
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public ObjectToString() |
30 | 0 | { |
31 | 0 | registerSourceType(Object.class); |
32 | 0 | setReturnClass(String.class); |
33 | 0 | } |
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public Object doTransform(Object src, String encoding) throws TransformerException |
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{ |
37 | 0 | String output = ""; |
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39 | 0 | if (src instanceof Map) |
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{ |
41 | 0 | Iterator iter = ((Map) src).entrySet().iterator(); |
42 | 0 | if (iter.hasNext()) |
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{ |
44 | 0 | StringBuffer b = new StringBuffer(DEFAULT_BUFFER_SIZE); |
45 | 0 | while (iter.hasNext()) |
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{ |
47 | 0 | Map.Entry e = (Map.Entry) iter.next(); |
48 | 0 | Object key = e.getKey(); |
49 | 0 | Object value = e.getValue(); |
50 | 0 | b.append(key.toString()).append(':').append(value.toString()); |
51 | 0 | if (iter.hasNext()) |
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{ |
53 | 0 | b.append('|'); |
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} |
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} |
56 | 0 | output = b.toString(); |
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} |
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} |
59 | 0 | else if (src instanceof Collection) |
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{ |
61 | 0 | Iterator iter = ((Collection) src).iterator(); |
62 | 0 | if (iter.hasNext()) |
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{ |
64 | 0 | StringBuffer b = new StringBuffer(DEFAULT_BUFFER_SIZE); |
65 | 0 | while (iter.hasNext()) |
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{ |
67 | 0 | b.append(iter.next().toString()); |
68 | 0 | if (iter.hasNext()) |
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{ |
70 | 0 | b.append('|'); |
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} |
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} |
73 | 0 | output = b.toString(); |
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} |
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} |
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else |
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{ |
78 | 0 | output = src.toString(); |
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} |
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81 | 0 | return output; |
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} |
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} |