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package org.mule.transformer.encryption; |
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import org.mule.api.EncryptionStrategy; |
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import org.mule.api.lifecycle.InitialisationException; |
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import org.mule.api.security.CryptoFailureException; |
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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.util.IOUtils; |
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import java.io.ByteArrayInputStream; |
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import java.io.InputStream; |
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public abstract class AbstractEncryptionTransformer extends AbstractTransformer |
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{ |
28 | 0 | private EncryptionStrategy strategy = null; |
29 | 0 | private String strategyName = null; |
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public AbstractEncryptionTransformer() |
32 | 0 | { |
33 | 0 | registerSourceType(DataTypeFactory.BYTE_ARRAY); |
34 | 0 | registerSourceType(DataTypeFactory.STRING); |
35 | 0 | registerSourceType(DataTypeFactory.INPUT_STREAM); |
36 | 0 | setReturnDataType(DataTypeFactory.INPUT_STREAM); |
37 | 0 | } |
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@Override |
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public Object clone() throws CloneNotSupportedException |
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{ |
42 | 0 | AbstractEncryptionTransformer clone = (AbstractEncryptionTransformer) super.clone(); |
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48 | 0 | clone.setStrategy(strategy); |
49 | 0 | clone.setStrategyName(strategyName); |
50 | 0 | return clone; |
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} |
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@Override |
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public Object doTransform(Object src, String outputEncoding) throws TransformerException |
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{ |
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InputStream input; |
57 | 0 | if (src instanceof String) |
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{ |
59 | 0 | input = new ByteArrayInputStream(src.toString().getBytes()); |
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} |
61 | 0 | else if (src instanceof InputStream) |
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{ |
63 | 0 | input = (InputStream) src; |
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} |
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else |
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{ |
67 | 0 | input = new ByteArrayInputStream((byte[]) src); |
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} |
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try |
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{ |
71 | 0 | return this.primTransform(input); |
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} |
73 | 0 | catch (CryptoFailureException e) |
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{ |
75 | 0 | throw new TransformerException(this, e); |
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} |
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} |
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protected abstract InputStream primTransform(InputStream stream) throws CryptoFailureException; |
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@Override |
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public void initialise() throws InitialisationException |
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{ |
90 | 0 | if (strategyName != null) |
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{ |
92 | 0 | if (endpoint.getMuleContext().getSecurityManager() == null) |
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{ |
94 | 0 | if (strategy == null) |
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{ |
96 | 0 | throw new InitialisationException(CoreMessages.authSecurityManagerNotSet(), this); |
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} |
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} |
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else |
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{ |
101 | 0 | strategy = endpoint.getMuleContext().getSecurityManager().getEncryptionStrategy(strategyName); |
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} |
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} |
104 | 0 | if (strategy == null) |
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{ |
106 | 0 | throw new InitialisationException(CoreMessages.encryptionStrategyNotSet(), this); |
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} |
108 | 0 | } |
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public EncryptionStrategy getStrategy() |
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{ |
112 | 0 | return strategy; |
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} |
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public void setStrategy(EncryptionStrategy strategy) |
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{ |
117 | 0 | this.strategy = strategy; |
118 | 0 | } |
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public String getStrategyName() |
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{ |
122 | 0 | return strategyName; |
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} |
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public void setStrategyName(String strategyName) |
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{ |
127 | 0 | this.strategyName = strategyName; |
128 | 0 | } |
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} |