@Override
			public boolean hasNext() {
				try {
					return CodeBlockIterator.this.hasNext();
				}
				catch (CancelledException e) {
					return false;
				}
			}
Return the next CodeBlock.
@return the next CodeBlock.
@throws CancelledException thrown if the operation is cancelled.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/block/CodeBlockIterator.java