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package org.mule.transport.jms.filters; |
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import org.mule.api.MuleMessage; |
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import org.mule.api.routing.filter.Filter; |
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import org.mule.util.ClassUtils; |
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import static org.mule.util.ClassUtils.equal; |
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import static org.mule.util.ClassUtils.hash; |
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import org.mule.util.StringUtils; |
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import java.util.regex.Pattern; |
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import javax.jms.Message; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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|
23 | 0 | public class JmsPropertyFilter implements Filter |
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{ |
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29 | 0 | private static Log logger = LogFactory.getLog(JmsPropertyFilter.class); |
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34 | 0 | private String propertyName = null; |
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39 | 0 | private String propertyClass = null; |
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44 | 0 | private String expression = null; |
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49 | 0 | private Pattern pattern = null; |
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public boolean accept(MuleMessage message) |
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{ |
53 | 0 | if (StringUtils.isBlank(propertyName)) |
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{ |
55 | 0 | logger.warn("No property name was specified"); |
56 | 0 | return false; |
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} |
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|
59 | 0 | if (StringUtils.isBlank(expression) && pattern == null) |
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{ |
61 | 0 | logger.warn("Either no expression or pattern was specified"); |
62 | 0 | return false; |
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} |
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|
65 | 0 | if (message.getPayload() instanceof javax.jms.Message) |
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{ |
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try |
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{ |
69 | 0 | Message m = (javax.jms.Message) message.getPayload(); |
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|
71 | 0 | if (StringUtils.isBlank(propertyClass)) |
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{ |
73 | 0 | Object object = m.getObjectProperty(propertyName); |
74 | 0 | if (object == null) |
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{ |
76 | 0 | return false; |
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} |
78 | 0 | String value = object.toString(); |
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|
80 | 0 | if (pattern != null) |
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{ |
82 | 0 | return pattern.matcher(value).find(); |
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} |
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else |
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{ |
86 | 0 | return value.equals(expression); |
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} |
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} |
89 | 0 | else if (propertyClass.equals("java.lang.String")) |
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{ |
91 | 0 | String value = m.getStringProperty(propertyName); |
92 | 0 | if (value == null) |
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{ |
94 | 0 | return false; |
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} |
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|
97 | 0 | if (pattern != null) |
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{ |
99 | 0 | return pattern.matcher(value).find(); |
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} |
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else |
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{ |
103 | 0 | return value.equals(expression); |
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} |
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} |
106 | 0 | else if (propertyClass.equals("java.lang.Integer")) |
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{ |
108 | 0 | int value = m.getIntProperty(propertyName); |
109 | 0 | int match = Integer.parseInt(expression); |
110 | 0 | return (value == match); |
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} |
112 | 0 | else if (propertyClass.equals("java.lang.Short")) |
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{ |
114 | 0 | short value = m.getShortProperty(propertyName); |
115 | 0 | short match = Short.parseShort(expression); |
116 | 0 | return (value == match); |
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} |
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} |
119 | 0 | catch (NumberFormatException nfe) |
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{ |
121 | 0 | logger.warn("Unable to convert expression " + |
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expression + " to " + propertyClass + ": " + |
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nfe.toString()); |
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} |
125 | 0 | catch (Exception e) |
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{ |
127 | 0 | logger.warn("Error filtering on property " + propertyName |
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+ ": " + e.toString()); |
129 | 0 | } |
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} |
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else |
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{ |
133 | 0 | logger.warn("Expected a payload of javax.jms.Message but instead received " + |
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ClassUtils.getSimpleName(message.getPayload().getClass())); |
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} |
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137 | 0 | return false; |
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} |
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public void setExpression(String expression) |
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{ |
145 | 0 | this.expression = expression; |
146 | 0 | } |
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public String getExpression() |
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{ |
153 | 0 | return expression; |
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} |
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public void setPropertyName(String propertyName) |
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{ |
161 | 0 | this.propertyName = propertyName; |
162 | 0 | } |
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public String getPropertyName() |
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{ |
169 | 0 | return propertyName; |
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} |
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public void setPropertyClass(String propertyClass) |
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{ |
177 | 0 | this.propertyClass = propertyClass; |
178 | 0 | } |
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public String getPropertyClass() |
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{ |
185 | 0 | return propertyClass; |
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} |
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public String getPattern() |
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{ |
193 | 0 | return (pattern == null ? null : pattern.pattern()); |
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} |
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public void setPattern(String pattern) |
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{ |
201 | 0 | this.pattern = Pattern.compile(pattern); |
202 | 0 | } |
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public boolean equals(Object obj) |
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{ |
206 | 0 | if (this == obj) return true; |
207 | 0 | if (obj == null || getClass() != obj.getClass()) return false; |
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|
209 | 0 | final JmsPropertyFilter other = (JmsPropertyFilter) obj; |
210 | 0 | return equal(expression, other.expression) |
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&& equal(propertyClass, other.propertyClass) |
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&& equal(propertyName, other.propertyName) |
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&& equal(pattern, other.pattern); |
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} |
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public int hashCode() |
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{ |
218 | 0 | return hash(new Object[]{this.getClass(), expression, propertyClass, propertyName, pattern}); |
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} |
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} |