Enum in Java

1. Enum Class

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public enum ContainerPropertyConstants {     RETAILER("retailer"),     LINED("isLined"),     BAGGING("bagging"),     MISSING("missing"),     MOVABLE("movable"),     RESERVABLE("reservable"),     CONTAINED_DELIVERY_TOTE("hasContainerDeliveryTote"),     DAMAGED("isDamaged"),     DIRTY("isDirty"),     TAINTED("isTainted"),     CONTAINED_STOCK("hasContainedStock"),     UNKNOWN("unknown");           private String value;     private ContainerPropertyConstants(String value) {         this.value = value;     }           public String getValue() {         return value;     }       @Override     public String toString() {         return this.getValue();     }       public static ContainerPropertyConstants getEnum(String propertyKey) {         for(ContainerPropertyConstants v : values()) {             if(v.getValue().equals(propertyKey.trim())) {                 return v;             }         }         return UNKNOWN;     } }

2. Use Enum Class

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private BinAttributes getBinAttributes(Map<PropertyKey, PropertyValue> properties, BinAttributes.Builder builder) {     properties.forEach((k, v) -> {         switch (ContainerPropertyConstants.getEnum(k.toString())) {             case LINED:                 break;             case MOVABLE:                 builder.setAccessibleToPhoenix(Boolean.valueOf(v.getPropertyValue()));                 break;             case RESERVABLE:                 break;             case CONTAINED_DELIVERY_TOTE:                 break;             case DAMAGED:                 builder.setDamaged(Boolean.valueOf(v.getPropertyValue()));                 break;             case DIRTY:                 builder.setContaminated( Boolean.valueOf(v.getPropertyValue()));                 break;             case TAINTED:                 builder.setTainted(Boolean.valueOf(v.getPropertyValue()));                 break;             case CONTAINED_STOCK:                 break;             case UNKNOWN:                 throw new IllegalArgumentException("Phoenix container property [" + k + "] not recognised.");             default:                 logger.info("Currently cannot handle container property [{}]", k);<br>　　　　　　　　　　   break;         }     });           return builder.build(); }