Sun's Java Device Test Suite (JDTS) is the de facto industry-standard tool for assessing the quality of Java Platform, Micro Edition (Java ME platform) implementations. This tool performs quality testing for devices using the Java ME platform. A feature that distinguishes the Java Device Test Suite from Technology Compatibility Kit (TCKs) is its focus on an implementation's quality instead of an implementation's specification compliance. (please look description of technologies on jcp.org)