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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1374 | jmachado | 1 | package pt.estgp.estgweb.web.tags; |
| 2 | |||
| 3 | import org.apache.log4j.Logger; |
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| 4 | import org.apache.struts.util.RequestUtils; |
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| 5 | |||
| 6 | import javax.servlet.jsp.JspException; |
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| 7 | import javax.servlet.jsp.JspWriter; |
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| 8 | import javax.servlet.jsp.tagext.BodyTagSupport; |
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| 9 | |||
| 10 | public class InstanceOfTag extends BodyTagSupport |
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| 11 | { |
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| 12 | |||
| 13 | private static final 1.5.0/docs/api/java/util/logging/Logger.html">Logger logger = 1.5.0/docs/api/java/util/logging/Logger.html">Logger.getLogger(InstanceOfTag.class); |
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| 14 | |||
| 15 | private 1.5.0/docs/api/java/lang/String.html">String name; |
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| 16 | |||
| 17 | private 1.5.0/docs/api/java/lang/String.html">String property; |
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| 18 | |||
| 19 | private 1.5.0/docs/api/java/lang/String.html">String value; |
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| 20 | |||
| 21 | public 1.5.0/docs/api/java/lang/String.html">String getName() |
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| 22 | { |
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| 23 | return name; |
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| 24 | } |
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| 25 | |||
| 26 | public void setName(1.5.0/docs/api/java/lang/String.html">String name) |
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| 27 | { |
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| 28 | this.name = name; |
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| 29 | } |
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| 30 | |||
| 31 | public 1.5.0/docs/api/java/lang/String.html">String getProperty() |
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| 32 | { |
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| 33 | return property; |
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| 34 | } |
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| 35 | |||
| 36 | public void setProperty(1.5.0/docs/api/java/lang/String.html">String property) |
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| 37 | { |
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| 38 | this.property = property; |
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| 39 | } |
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| 40 | |||
| 41 | public 1.5.0/docs/api/java/lang/String.html">String getValue() { |
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| 42 | return value; |
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| 43 | } |
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| 44 | |||
| 45 | public void setValue(1.5.0/docs/api/java/lang/String.html">String value) { |
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| 46 | this.value = value; |
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| 47 | } |
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| 48 | |||
| 49 | public int doStartTag() throws JspException |
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| 50 | { |
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| 51 | if (go()) |
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| 52 | { |
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| 53 | return EVAL_BODY_TAG; |
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| 54 | } |
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| 55 | else |
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| 56 | return SKIP_BODY; |
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| 57 | } |
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| 58 | |||
| 59 | public boolean go() throws JspException |
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| 60 | { |
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| 61 | |||
| 62 | 5+0%2Fdocs%2Fapi+Object">Object obj = RequestUtils.lookup(pageContext, name, property, null); |
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| 63 | try |
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| 64 | { |
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| 65 | return 1.5.0/docs/api/java/lang/Class.html">Class.forName(value).isInstance(obj); |
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| 66 | } |
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| 67 | catch (1.5.0/docs/api/java/lang/ClassNotFoundException.html">ClassNotFoundException e) |
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| 68 | { |
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| 69 | return false; |
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| 70 | } |
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| 71 | |||
| 72 | } |
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| 73 | |||
| 74 | public int doEndTag() throws JspException |
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| 75 | { |
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| 76 | if (go()) |
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| 77 | { |
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| 78 | 1.5.0/docs/api/java/lang/String.html">String toPage = bodyContent.getString().trim(); |
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| 79 | JspWriter writer = pageContext.getOut(); |
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| 80 | try |
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| 81 | { |
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| 82 | writer.write(toPage); |
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| 83 | } |
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| 84 | catch (1.5.0/docs/api/java/lang/Exception.html">Exception e) |
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| 85 | { |
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| 86 | logger.error(e, e); |
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| 87 | throw new JspException(e); |
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| 88 | } |
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| 89 | } |
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| 90 | // Continue processing this page |
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| 91 | return EVAL_PAGE; |
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| 92 | } |
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| 93 | |||
| 94 | |||
| 95 | |||
| 96 | } |