ElementComparator (cdk 2.9 API)

java.lang.Object
- org.openscience.cdk.tools.ElementComparator

All Implemented Interfaces:

Comparator<String>
```
public class ElementComparator
extends Object
implements Comparator<String>
```
Compares elements based on the order commonly used in molecular formula. Order: C, H, other elements in alphabetic order.

Source code:
main

Belongs to CDK module:
standard

Keywords:

element, sorting

Constructor Summary

Constructors
Constructor Description

ElementComparator()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`compare(String o1, String o2)`	Returns a negative if o1 comes before o2 in a molecular formula, returns zero if they are identical, and positive if o1 comes after o2 in the formula.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Comparator
equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

- Constructor Detail
  - ElementComparator
```
public ElementComparator()
```
- Method Detail
  - compare
```
public int compare(String o1,
                   String o2)
```
    Returns a negative if o1 comes before o2 in a molecular formula, returns zero if they are identical, and positive if o1 comes after o2 in the formula.
    
    Specified by:
    
    compare in interface Comparator<String>