SEI CERT Oracle Coding Standard for Java

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changes.mady.by.user David Svoboda

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The following compliant solution illustrates shows this technique:

Code Block
bgColor#CCCCFF
public class Helper {
  private int n;
  private volatile boolean initialized; // Defaults to false

  public Helper(int n) {
    this.n = n;
    this.initialized = true;
  }

  public void doSomething() {
    if (!initialized) {
      throw new SecurityException("Cannot use partially initialized instance");
    }
    // ...
  }
  // ...
}

...

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="e54eca479df5a43f-611cd29d-428d4d1d-8be4b22d-a77679ce45208d5fa0c8d8c0"><ac:plain-text-body><![CDATA[

[[API 2006

AA. Bibliography#API 06]]

 

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

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="07162ebeb80f2793-3464a722-4a1f42fc-bf579df3-1fbc76da4636d9acee9bb52b"><ac:plain-text-body><![CDATA[

[[Bloch 2001

AA. Bibliography#Bloch 01]]

Item 48: "Synchronize access to shared mutable data"

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

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="9177f040e18d23e2-7914662f-4a0045a6-a2649f8d-2c7a824fd988a6846313d9ac"><ac:plain-text-body><![CDATA[

[[Goetz 2006

AA. Bibliography#Goetz 06]]

Section 3.5.3 "Safe Publication Idioms"

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

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="889aeb3c4d74080f-51244e9e-48bc455a-8a73a76b-cfb592f9ff4de6d5e0c3d0b1"><ac:plain-text-body><![CDATA[

[[Goetz 2007

AA. Bibliography#Goetz 07]]

Pattern #2: "one-time safe publication"

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

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="2d4a6bd0177a87ed-804b75f8-49274264-830f829a-a43dfde9816ba3f6db7a180b"><ac:plain-text-body><![CDATA[

[[JPL 2006

AA. Bibliography#JPL 06]]

14.10.2. "Final Fields and Security"

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

<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="21685f2be446ff0b-5a5aef64-4dda4136-830bbc8e-8f8c9ccdfa12a91c867f0c14"><ac:plain-text-body><![CDATA[

[[Pugh 2004

AA. Bibliography#Pugh 04]]

 

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

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