JDK 12 News (13 September 2018)

With General Availability of JDK 11 planned for later this month (25 September 2018), it’s a good time to start…

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Arrays.hashCode(Object[]) versus Objects.hash(Object…)

Since JDK 1.5, the Arrays class has offered overloaded static methods with the name “hashCode“​. Most of the overloaded methods…

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JEP 342: The JVM and Spectre

JEP 342 (“Limit Speculative Execution”) has transitioned from “Draft” state to “Candidate” state, but it has not yet been targeted…

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JDK 12 Switch Expression Encountering Unanticipated Enum Value

As I wrote about in my post “Playing with JDK 12’s Switch Expressions“, the JDK 12 Early Access Builds have…

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JDK 12: Switch Statements/Expressions in Action

My last post “Playing with JDK 12’s Switch Expressions” talked about use of the JDK 12 Early Access Builds to…

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Playing with JDK 12’s Switch Expressions

In the blog post “JDK Language Feature Preview in Action: Switch Expressions,” I discussed how JEP 325 [“Switch Expressions (Preview)”]…

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JDK Language Feature Preview in Action: Switch Expressions

JEP 12 [“Preview Language and VM Features”] is described on its main page as follows: A preview language or VM…

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String.valueOf(Object) versus Objects.toString(Object)

The handy method String.valueOf(Object) has been around since JDK 1.0 and is one of the JDK-provided methods that I use…

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Apache Commons ArrayUtils.toString(Object) versus JDK Arrays.toString(Object)

Apache Commons Lang provides an ArrayUtils class that includes the method toString(Object) that “Outputs an array as a String.” In…

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