SEI CERT Oracle Coding Standard for Java

Space shortcuts

Page tree

Versions Compared

Old Version 53

changes.mady.by.user Pamela Curtis

Saved on

compared with

New Version 54

changes.mady.by.user David Svoboda

Saved on

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

...

Code Block
bgColor#FFcccc
List<Widget> widgetList = new ArrayList<Widget>();

pubicpublic void widgetOperation() {
  // May throw ConcurrentModificationException
  for (Widget w : widgetList) {
    doSomething(w);
  }
}

...

Code Block
bgColor#ccccff
List<Widget> widgetList = Collections.synchronizedList(new ArrayList<Widget>());

pubicpublic void widgetOperation() {
  for (Widget w : widgetList) {
    doSomething(w);
  }
}

...

Code Block
bgColor#ccccff
List<Widget> widgetList = new ArrayList<Widget>();

pubicpublic void widgetOperation() {
  List<Widget> deepCopy = new ArrayList<Widget>();
  synchronized (widgetList) { // Client-side locking
    for (Object obj : widgetList) {
      deepCopy.add(obj.clone());
    }
  } 

  for (Widget w : deepCopy) {
    doSomething(w);
  }
}

...

Code Block
bgColor#ccccff
List<Widget> widgetList = new CopyOnWriteArrayList<Widget>();

pubicpublic void widgetOperation() {
  for (Widget w : widgetList) {
    doSomething(w);
  }
}

...

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="2ba4046a39aba7b7-5af0a246-41f545e9-b16d8daa-2b08f3a0b609d7cee054f40c"><ac:plain-text-body><![CDATA[

[[API 2006

AA. Bibliography#API 06]]

Class [ConcurrentModificationException

http://java.sun.com/j2se/1.5.0/docs/api/java/util/ConcurrentModificationException.html]

]]></ac:plain-text-body></ac:structured-macro>

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="9f4c597885177b4b-405d0c44-41ca4ff9-af249c89-038d4bd9f74ea47e47e4eefc"><ac:plain-text-body><![CDATA[

[[SDN 2008

AA. Bibliography#SDN 08]]

[Sun Bug database, Bug ID:6687277

http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6687277]

]]></ac:plain-text-body></ac:structured-macro>

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="16f1cc02dfe3c636-88228562-42df46d8-91f1bd6b-dc736ecdf64c7739e69a63e0"><ac:plain-text-body><![CDATA[

[[Goetz 2006

AA. Bibliography#Goetz 06]]

5.1.2. Iterators and Concurrentmodificationexception

]]></ac:plain-text-body></ac:structured-macro>

...