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I'm trying to upgrade from jre6 and jdk6 to jre7 and jdk7. I program using eclipse, i downloaded and installed the jre7 and jdk7 on: C:\program files\java\ now when I enter eclipse i want to change the used compiler so i go to: window>preferences>java>compiler but there appears only 1.3,1.4,1.5 and 1.6 I've also entered: window>preferences>java>Installed JREs and added the jre7 version. But the compiler I can't change. how do I change my eclipse compiler?
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To configure compiler compliance level and settings in eclipse, find the below steps. Step 2: Go to Java -> Compiler . Find the print screen. Step 4: To change default compliance settings, we need to uncheck Use default compliance settings and set the compiler java version for .
To do this, right click your “cse331” folder and choose “Properties.” In the pane that appears, click on “Java Compiler” (not the drop-down menu, simply click on “Java Compiler”) and click the checkbox to “Enable project specific settings.” Then, under the “Compiler Compliance Level” change this from 1.8 to 1.7.
You need to upgrade to at least Eclipse Indigo SR1, which has been out for over a month. See also Eclipse announces full Java 7 support.
As evidence, here's a screen from my Indigo SR1 preferences:
And here's an example of executabele code snippet using diamond operator and ARM:
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You need a newer version of Eclipse. At least 3.7SR1.
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