Written by Balog Tamás2018-11-162020-04-24

“”.equals() call can be replaced with String.isEmpty()

There is a built-in inspection in IntelliJ under Java > Performance called ‘String.equals(“”)’ which is described as: Reports .equals() being called to compare a String with an empty string. It is normally more performant to test a String for emptiness by comparing its .length() to zero instead. This means that when you have a code […]

Written by Balog Tamás2018-11-122020-04-24

Use native Java Objects.requireNonNull instead of Guava Preconditions.checkNotNull

Using solutions from the native Java library is always preferred over using them from separate libraries. A good example of this is preferring java.util.Optional over com.google.common.base.Optional which actually is signaled by IntelliJ. Obviously there are other examples of this rule, so I’m going to explain the creation of a template to replace the usages of […]

i(j)nspector

Practical examples for IntelliJ's Structural Search and Replace Templates

Kategória: Java

“”.equals() call can be replaced with String.isEmpty()

Use native Java Objects.requireNonNull instead of Guava Preconditions.checkNotNull