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package org.mule.transformer.simple; |
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import org.mule.api.transformer.DataType; |
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import org.mule.api.transformer.DiscoverableTransformer; |
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import org.mule.api.transformer.TransformerException; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.transformer.AbstractTransformer; |
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import org.mule.transformer.types.DataTypeFactory; |
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import org.mule.transformer.types.SimpleDataType; |
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public class StringToBoolean extends AbstractTransformer implements DiscoverableTransformer |
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{ |
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|
27 | 0 | private int priorityWeighting = DiscoverableTransformer.DEFAULT_PRIORITY_WEIGHTING + 1; |
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public StringToBoolean() |
30 | 0 | { |
31 | 0 | registerSourceType(new SimpleDataType<Object>(String.class)); |
32 | 0 | setReturnDataType(DataTypeFactory.create(Boolean.class)); |
33 | 0 | } |
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@Override |
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public Object doTransform(Object src, String encoding) throws TransformerException |
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{ |
38 | 0 | if (src == null) |
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{ |
40 | 0 | if (isAllowNullReturn()) |
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{ |
42 | 0 | return null; |
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} |
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else |
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{ |
46 | 0 | throw new TransformerException( |
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CoreMessages.createStaticMessage("Unable to transform null to a primitive")); |
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} |
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} |
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else |
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{ |
52 | 0 | return Boolean.valueOf((String) src); |
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} |
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} |
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@Override |
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public void setReturnDataType(DataType<?> type) |
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{ |
59 | 0 | if (!Boolean.class.isAssignableFrom(type.getType())) |
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{ |
61 | 0 | throw new IllegalArgumentException("This transformer only supports Boolean return types."); |
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} |
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else |
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{ |
65 | 0 | super.setReturnDataType(type); |
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} |
67 | 0 | } |
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public int getPriorityWeighting() |
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{ |
71 | 0 | return priorityWeighting; |
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} |
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public void setPriorityWeighting(int priorityWeighting) |
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{ |
76 | 0 | this.priorityWeighting = priorityWeighting; |
77 | 0 | } |
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} |