public String toString() {
switch (type) {
case ADDED:
return "[MISSING] -> "
+ TextValueSerializer.asString(Optional.fromNullable((Object) newGeometry.orNull()));
case REMOVED:
return TextValueSerializer.asString(Optional.fromNullable((Object) oldGeometry.orNull()))
+ " -> [MISSING]";
case MODIFIED:
default:
return diff.toString();
}
}
@SuppressWarnings("unchecked")
@Override
public boolean canBeAppliedOn(Optional<?> obj) {
switch (type) {
case ADDED:
return obj == null;
case REMOVED:
return obj.equals(oldGeometry);
case MODIFIED:
default:
return diff.canBeAppliedOn((Optional<Geometry>) obj);
}
}
@SuppressWarnings("unchecked")
@Override
public Optional<?> applyOn(Optional<?> obj) {
Preconditions.checkState(canBeAppliedOn(obj));
switch (type) {
case ADDED:
return newGeometry;
case REMOVED:
return null;
case MODIFIED:
default:
return diff.applyOn((Optional<Geometry>) obj);
}
}
@Override
public boolean equals(Object o) {
if (!(o instanceof GeometryAttributeDiff)) {
return false;
}
GeometryAttributeDiff d = (GeometryAttributeDiff) o;
if (oldGeometry == null && newGeometry == null) {
return Objects.equal(oldGeometry, oldGeometry)
&& Objects.equal(newGeometry, d.newGeometry)
&& Objects.equal(type, d.type);
} else {
return diff.equals(d.diff);
}
}
@Override
public String asText() {
switch (type) {
case ADDED:
return type.name().toCharArray()[0]
+ "\t"
+ TextValueSerializer.asString(Optional.fromNullable((Object) newGeometry.orNull()));
case REMOVED:
return type.name().toCharArray()[0]
+ "\t"
+ TextValueSerializer.asString(Optional.fromNullable((Object) oldGeometry.orNull()));
case MODIFIED:
default:
return type.name().toCharArray()[0] + "\t" + diff.asText();
}
}
