private boolean isPrimitiveType(String type) {
		switch (type) {
			case "boolean":
			case "byte":
			case "short":
			case "char":
			case "int":
			case "float":
			case "long":
			case "double":
			case "void":
				return true;
			default:
				return false;
		}
	}
Create datatypes for all classes mentioned in the constant pool
@param program program file
@param classFile ClassFileJava associated with {@code program} 
@param monitor for canceling analysis
@param messageLog for logging messages
Ghidra/Processors/JVM/src/main/java/ghidra/javaclass/analyzers/JavaAnalyzer.java