@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((description == null) ? 0 : description.hashCode());
		result = prime * result + ((edgeTypes == null) ? 0 : edgeTypes.hashCode());
		result = prime * result + ((name == null) ? 0 : name.hashCode());
		result = prime * result + ((vertexTypes == null) ? 0 : vertexTypes.hashCode());
		return result;
	}
Test if the given string is a valid edge type
@param edgeType the string to test for being a valid edge type
@return true if the given string is a valid edge type
Ghidra/Framework/Graph/src/main/java/ghidra/service/graph/GraphType.java