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package org.mule.routing.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.api.routing.filter.ObjectFilter; |
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import org.mule.util.StringUtils; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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public class WildcardFilter implements Filter, ObjectFilter |
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{ |
32 | 422 | protected final Log logger = LogFactory.getLog(this.getClass()); |
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protected volatile String pattern; |
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protected volatile String[] patterns; |
36 | 422 | private volatile boolean caseSensitive = true; |
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public WildcardFilter() |
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{ |
40 | 10 | super(); |
41 | 10 | } |
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public WildcardFilter(String pattern) |
44 | 412 | { |
45 | 412 | this.setPattern(pattern); |
46 | 412 | } |
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public boolean accept(MuleMessage message) |
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{ |
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try |
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{ |
52 | 58 | return accept(message.getPayloadAsString()); |
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} |
54 | 0 | catch (Exception e) |
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{ |
56 | 0 | logger.warn("An exception occured while filtering", e); |
57 | 0 | return false; |
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} |
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} |
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public boolean accept(Object object) |
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{ |
63 | 1292 | if (object == null) |
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{ |
65 | 0 | return false; |
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} |
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68 | 1292 | String[] currentPatterns = this.patterns; |
69 | 1292 | if (currentPatterns != null) |
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{ |
71 | 9552 | for (int x = 0; x < currentPatterns.length; x++) |
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{ |
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boolean foundMatch; |
74 | 9108 | String pattern = currentPatterns[x]; |
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76 | 9108 | if ("*".equals(pattern) || "**".equals(pattern)) |
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{ |
78 | 4 | return true; |
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} |
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81 | 9104 | String candidate = object.toString(); |
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83 | 9104 | if (!isCaseSensitive()) |
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{ |
85 | 50 | pattern = pattern.toLowerCase(); |
86 | 50 | candidate = candidate.toLowerCase(); |
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} |
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89 | 9104 | int i = pattern.indexOf('*'); |
90 | 9104 | if (i == -1) |
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{ |
92 | 7194 | foundMatch = pattern.equals(candidate); |
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} |
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else |
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{ |
96 | 1910 | int i2 = pattern.indexOf('*', i + 1); |
97 | 1910 | if (i2 > 1) |
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{ |
99 | 30 | foundMatch = candidate.indexOf(pattern.substring(1, i2)) > -1; |
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} |
101 | 1880 | else if (i == 0) |
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{ |
103 | 22 | foundMatch = candidate.endsWith(pattern.substring(1)); |
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} |
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else |
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{ |
107 | 1858 | foundMatch = candidate.startsWith(pattern.substring(0, i)); |
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} |
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} |
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111 | 9104 | if (foundMatch) |
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{ |
113 | 840 | return true; |
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} |
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} |
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} |
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118 | 448 | return false; |
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} |
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public String getPattern() |
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{ |
123 | 2 | return pattern; |
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} |
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public void setPattern(String pattern) |
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{ |
128 | 436 | this.pattern = pattern; |
129 | 436 | this.patterns = StringUtils.splitAndTrim(pattern, ","); |
130 | 436 | } |
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public boolean isCaseSensitive() |
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{ |
134 | 9104 | return caseSensitive; |
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} |
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public void setCaseSensitive(boolean caseSensitive) |
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{ |
139 | 68 | this.caseSensitive = caseSensitive; |
140 | 68 | } |
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} |