#Java - Code Snippets for '#Google guava'

#Java - Code Snippets for '#Google guava' - 7 code snippet(s) found

Sample 1. Initialize list using google guava Lists

import java.util.List;

import com.google.common.collect.Lists;



class GoogleListsTest{

   public static void main(String[] args){

      List list = Lists.newArrayList();

   }

}

_{Like Feedback list google guava Lists Lists.newArrayList com.google.common.collect.Lists}

Sample 2. Loading Cache Map using Google Guava LoadingCache and CacheBuilder

LoadingCache<String,String> loadingCache = CacheBuilder.newBuilder().maximumSize(100).expireAfterWrite(1, TimeUnit.MINUTES).build(new CacheLoader<String,String>(){

   @Override

   public String load(String arg0) throws Exception {

      return "";

   }

});

_{Like Feedback google guava loadingcache CacheBuilder CacheLoader}

Sample 3. Filtering objects using google.common.base.Predicate

static Collection<Employee> employeesGreaterThan30(Collection<Employee> employees) {

    return filter(employees, new Predicate<Employee>() {

      @Override

      public boolean apply(Employee employee) {

        return employee.getAge() > 30;

      }

  });

}

_{Like Feedback predicate google.common.base.Predicate filter objects alternate for predicate before java 8 collections google guava}

Sample 4. Order Collection using google.common.collect.Ordering

Collection<Employee> sortedEmployeess = Ordering.from(new Comparator<Employee>() {

   @Override

   public int compare(Employee employee1, Employee employee2) {

      return employee1.getAge() - employee2.getAge();

   }

};).sortedCopy(employees);

_{Like Feedback collections sorting collections sorting collections using google library comparator compare method google.common.collect.Ordering google guava}

Sample 5. Repeat a string using Google Guava Strings Class

System.out.println(Strings.repeat("Hello", 5));

_{Like Feedback google guava google guava string strings.repeat repeat characters repeat string}

Sample 6. Usage of com.google.common.base.Preconditions.checkNotNull

Preconditions.checkNotNull(objectRef, "object reference holds null at this point");

_{Like Feedback Google Guava Preconditions}

Sample 7. Usage of com.google.common.base.Preconditions.checkArgument

Preconditions.checkArgument(argument >= 0, "argument should be a positive number");

_{Like Feedback Google Guava Preconditions}

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