<div dir="ltr">Awesome! Thank you! :-)</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Wed, Feb 26, 2014 at 5:11 PM, Edson Tirelli <span dir="ltr"><<a href="mailto:ed.tirelli@gmail.com" target="_blank">ed.tirelli@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><br><div> Drools bytecode generates these beans without generating java source code (if you are using the declare, not the data modeller). Having said that, it is very simple:</div>
<div><br></div><div><span style="font-family:arial,sans-serif;font-size:13px">declare Here</span><br style="font-family:arial,sans-serif;font-size:13px">
<span style="font-family:arial,sans-serif;font-size:13px"> location: String @key</span><br style="font-family:arial,sans-serif;font-size:13px"><span style="font-family:arial,sans-serif;font-size:13px">end</span><br></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> Generates a java class roughly equivalent to:</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br>
</span></div><div><span style="font-family:arial,sans-serif;font-size:13px">public class Here implements Serializable {</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> private String location;</span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> public Here() {}</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> </span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"> public Here( String location ) {</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> this.location = location;</span></div><div>
<span style="font-family:arial,sans-serif;font-size:13px"> }</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> public String getLocation() { return location; }</span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"> public void setLocation(String location) { this.location = location; }</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"> // generates a toString()</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> // generates a hashCode()/equals() method that use the location's hashcode()/equals() </span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px">}</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> I did this from memory, but it is pretty much all it does. Nothing complex there, just a javabean really.</span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> The difference to not using @key is that the hashCode()/equals() methods would not take "location" in consideration, and in this case, since there are no other attributes, would then rely on system identity.</span></div>
<div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px"> Edson</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br>
</span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div><div><span style="font-family:arial,sans-serif;font-size:13px"><br></span></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">
On Wed, Feb 26, 2014 at 2:23 PM, profversaggi <span dir="ltr"><<a href="mailto:profversaggi@gmail.com" target="_blank">profversaggi@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
I was looking for something along the lines of a method of inspecting the<br>
resulting code of any arbitrary @key declarations I might want to deploy. Is<br>
there such a way?<br>
<br>
<br><span class="HOEnZb"><font color="#888888">
<br>
--<br>
View this message in context: <a href="http://drools.46999.n3.nabble.com/key-declarations-for-a-type-What-s-under-the-hood-tp4028343p4028346.html" target="_blank">http://drools.46999.n3.nabble.com/key-declarations-for-a-type-What-s-under-the-hood-tp4028343p4028346.html</a><br>
<div><div>Sent from the Drools: User forum mailing list archive at Nabble.com.<br>
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</div></div></font></span></blockquote></div><span class="HOEnZb"><font color="#888888"><br><br clear="all"><div><br></div>-- <br><div dir="ltr"> Edson Tirelli<br> Principal Software Engineer <div> Red Hat Business Systems and Intelligence Group<br>
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