wro4j-core/src/main/java/ro/isdc/wro/model/group/Group.java
public final void setResources(final List<Resource> resources) {
    notNull(resources);
    synchronized (this) {
      this.resources.clear();
      for (final Resource resource : resources) {
        addResource(resource);
      }
    }
  }
public final void setResources(final List<Resource> resources) {
    notNull(resources);
    synchronized (this) {
      this.resources.clear();
      for (final Resource resource : resources) {
        addResource(resource);
      }
    }
  }
public final void setResources ( final List < Resource > resources ) { notNull ( resources ) ; synchronized ( this ) { this . resources . clear ( ) ; for ( final Resource resource : resources ) { addResource ( resource ) ; } } }
This method will replace all earlier defined resources with the provided list of resources.
<p/>
The implementation is synchronized, because it mutates the collection.

@param resources
the resources to replace the underlying resources.
This method will replace all earlier defined resources with the provided list of resources . <p / > The implementation is synchronized because it mutates the collection .