org.apache.kahadb.index: class: BTreeVisitor.AndVisitor

org.apache.kahadb.index
class: BTreeVisitor.AndVisitor [javadoc | source]

java.lang.Object
   org.apache.kahadb.index.BTreeVisitor.PredicateVisitor<Key, Value>
      org.apache.kahadb.index.BTreeVisitor$AndVisitor

All Implemented Interfaces:
Predicate, BTreeVisitor

Constructor:
public AndVisitor(List<Key> conditions) { this.conditions = conditions; }

Method from org.apache.kahadb.index.BTreeVisitor$AndVisitor Summary:
isInterestedInKey, isInterestedInKeysBetween, toString

Methods from org.apache.kahadb.index.BTreeVisitor$PredicateVisitor:
matched, visit

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

Method from org.apache.kahadb.index.BTreeVisitor$AndVisitor Detail:
public boolean isInterestedInKey(Key key) { for (Predicate< Key > condition : conditions) { if( !condition.isInterestedInKey(key) ) { return false; } } return true; }
public boolean isInterestedInKeysBetween(Key first, Key second) { for (Predicate< Key > condition : conditions) { if( !condition.isInterestedInKeysBetween(first, second) ) { return false; } } return true; }
public String toString() { StringBuilder sb = new StringBuilder(); boolean first=true; for (Predicate< Key > condition : conditions) { if( !first ) { sb.append(" AND "); } first=false; sb.append("("); sb.append(condition); sb.append(")"); } return sb.toString(); }

Method from org.apache.kahadb.index.BTreeVisitor$AndVisitor Detail:

 public boolean isInterestedInKey(Key key) {
            for (Predicate< Key > condition : conditions) {
                if( !condition.isInterestedInKey(key) ) {
                    return false;
                }
            }
            return true;
}

 public boolean isInterestedInKeysBetween(Key first,
    Key second) {
            for (Predicate< Key > condition : conditions) {
                if( !condition.isInterestedInKeysBetween(first, second) ) {
                    return false;
                }
            }
            return true;
}

 public String toString() {
            StringBuilder sb = new StringBuilder();
            boolean first=true;
            for (Predicate< Key > condition : conditions) {
                if( !first ) {
                    sb.append(" AND ");
                }
                first=false;
                sb.append("(");
                sb.append(condition);
                sb.append(")");
            }
            return sb.toString();
}