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package org.mule.config.spring.parsers.processors; |
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import org.mule.config.spring.parsers.PreProcessor; |
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import org.mule.config.spring.parsers.assembly.configuration.PropertyConfiguration; |
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import org.mule.config.spring.util.SpringXMLUtils; |
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import java.util.Iterator; |
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import java.util.LinkedList; |
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import java.util.List; |
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import org.w3c.dom.Attr; |
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import org.w3c.dom.Element; |
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import org.w3c.dom.NamedNodeMap; |
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public class CheckExclusiveAttribute implements PreProcessor |
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{ |
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public static final int NONE = -1; |
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private String attribute; |
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public CheckExclusiveAttribute(String attribute) |
35 | 0 | { |
36 | 0 | this.attribute = attribute; |
37 | 0 | } |
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public void preProcess(PropertyConfiguration config, Element element) |
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{ |
41 | 0 | List foundAttributes = new LinkedList(); |
42 | 0 | boolean found = false; |
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44 | 0 | NamedNodeMap attributes = element.getAttributes(); |
45 | 0 | for (int i = 0; i < attributes.getLength(); i++) |
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{ |
47 | 0 | String alias = SpringXMLUtils.attributeName((Attr) attributes.item(i)); |
48 | 0 | if (! config.isIgnored(alias)) |
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{ |
50 | 0 | if (attribute.equals(alias)) |
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{ |
52 | 0 | found = true; |
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} |
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else |
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{ |
56 | 0 | foundAttributes.add(alias); |
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} |
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} |
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} |
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61 | 0 | if (found && foundAttributes.size() > 0) |
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{ |
63 | 0 | StringBuffer message = new StringBuffer("The attribute '"); |
64 | 0 | message.append(attribute); |
65 | 0 | message.append("' cannot appear with the attribute"); |
66 | 0 | if (foundAttributes.size() > 1) |
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{ |
68 | 0 | message.append("s"); |
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} |
70 | 0 | Iterator others = foundAttributes.iterator(); |
71 | 0 | while (others.hasNext()) |
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{ |
73 | 0 | message.append(" '"); |
74 | 0 | message.append(others.next()); |
75 | 0 | message.append("'"); |
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} |
77 | 0 | message.append(" in element "); |
78 | 0 | message.append(SpringXMLUtils.elementToString(element)); |
79 | 0 | message.append("."); |
80 | 0 | throw new CheckExclusiveAttributeException(message.toString()); |
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} |
82 | 0 | } |
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84 | 0 | public static class CheckExclusiveAttributeException extends IllegalStateException |
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{ |
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private CheckExclusiveAttributeException(String message) |
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{ |
89 | 0 | super(message); |
90 | 0 | } |
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} |
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} |