public DescribeTasksRequest withTasks(String... tasks) {
        if (this.tasks == null) {
            setTasks(new com.amazonaws.internal.SdkInternalList<String>(tasks.length));
        }
        for (String ele : tasks) {
            this.tasks.add(ele);
        }
        return this;
    }
<p>
A list of up to 100 task IDs or full ARN entries.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setTasks(java.util.Collection)} or {@link #withTasks(java.util.Collection)} if you want to override the
existing values.
</p>

@param tasks
       A list of up to 100 task IDs or full ARN entries.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-ecs/src/main/java/com/amazonaws/services/ecs/model/DescribeTasksRequest.java