@Override
	public DataTypeManager getDataTypeManager() {
		// Pass target datatype manager - not intended to be modified!
		return program.getDataTypeManager();
	}
<code>ComponentProgramActionContext</code> provides an action context when editing a 
composite with a single selected component, and the composite is associated with a program.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/compositeeditor/ComponentProgramActionContext.java