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The isName() method is a private method with only one caller in its containing class. The calling method, testString(), guarantees that isName() is always called with a valid string reference. As a result, the class conforms with this rule, even though isName() in isolation does not. In general, inter-procedural reasoning guarantees of this sort is an acceptable approach to avoiding can be used to eliminate null pointer dereferences.
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<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="6eb3ab8ac84ad024-61a41a1b-45d24e44-99a0a77a-df8692bac8a92c70dfd7b6c7"><ac:plain-text-body><![CDATA[ | [ISO/IEC TR 24772:2010 | http://www.aitcnet.org/isai/] | Null Pointer Dereference [XYH] | ]]></ac:plain-text-body></ac:structured-macro> |
CWE-476. NULL pointer dereference |
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<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="9bed2b3216cf4e1d-0369eafd-49ec4f50-9ea1b789-e3f14a13084eacf4a9e1de83"><ac:plain-text-body><![CDATA[ | [[API 2006 | AA. References#API 06]] | [Method | http://java.sun.com/javase/6/docs/api/java/security/AccessController.html#doPrivileged(java.security.PrivilegedAction)] | ]]></ac:plain-text-body></ac:structured-macro> |
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="e945d29151530ffa-f05378ed-4659437e-b625b53c-cff63c68fabb999680292075"><ac:plain-text-body><![CDATA[ | [[Hovemeyer 2007 | AA. References#Hovemeyer 07]] |
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<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="4cc75ca22d0c120f-de95dae4-41b04bd0-8b8ca454-32fbe4384d8f10c59b33b06c"><ac:plain-text-body><![CDATA[ | [[Reasoning 2003 | AA. References#Reasoning 03]] | Defect ID 00-0001 | ]]></ac:plain-text-body></ac:structured-macro> | |
| Null Pointer Dereference | ||||
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="fc9aee39cee88d27-a119fcba-49194efa-9a8d97ad-ee3b160a171e25859e8096ef"><ac:plain-text-body><![CDATA[ | [[SDN 2008 | AA. References#SDN 08]] | [Bug ID 6514454 | http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6514454] | ]]></ac:plain-text-body></ac:structured-macro> |
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