rulesets.java.ali-constant.xml Maven / Gradle / Ivy
<?xml version="1.0"?>
<ruleset name="AlibabaJavaConstants" xmlns="http://pmd.sourceforge.net/ruleset/2.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://pmd.sourceforge.net/ruleset/2.0.0 http://pmd.sourceforge.net/ruleset_2_0_0.xsd">
<description>AlibabaJavaConstants</description>
<rule name="UpperEllRule"
message="java.constant.UpperEllRule.rule.msg"
class="com.alibaba.p3c.pmd.lang.java.rule.constant.UpperEllRule">
<priority>1</priority>
<example>
<![CDATA[
Negative example:
//It is hard to tell whether it is number 11 or Long 1.
Long warn = 1l;
]]>
</example>
<example>
<![CDATA[
Positive example:
Long notwarn = 1L;
]]>
</example>
</rule>
<rule name="UndefineMagicConstantRule"
message="java.constant.UndefineMagicConstantRule.rule.msg"
class="com.alibaba.p3c.pmd.lang.java.rule.constant.UndefineMagicConstantRule">
<priority>3</priority>
<example>
<![CDATA[
Negative example:
//Magic values, except for predefined, are forbidden in coding.
if (key.equals("Id#taobao_1")) {
//...
}
]]>
</example>
<example>
<![CDATA[
Positive example:
String KEY_PRE = "Id#taobao_1";
if (KEY_PRE.equals(key)) {
//...
}
]]>
</example>
</rule>
</ruleset>