/* See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* Esri Inc. licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.esri.gpt.catalog.discovery;
/**
* A collection of clauses that will be grouped by And/Or/Not logic.
*/
public class LogicalClause extends DiscoveryClause {
/** instance variables ====================================================== */
private DiscoveryClauses clauses = new DiscoveryClauses();
/** constructors ============================================================ */
/** Default constructor. */
private LogicalClause() {}
/** properties ============================================================== */
/**
* Gets the collection of clauses to be operated on.
* @return the clause collection
*/
public final DiscoveryClauses getClauses() {
return clauses;
}
/** methods ================================================================= */
/**
* Appends property information for the component to a buffer.
* @param sb the buffer to use when appending information
* @param depth the depth of the clause
*/
@Override
public void echo(StringBuffer sb, int depth) {
StringBuffer sbDepth = new StringBuffer();
for (int i=0;i<2*depth;i++) sbDepth.append(" ");
sb.append(sbDepth).append(getClass().getSimpleName()).append(":");
getClauses().echo(sb,depth);
}
/** inner classes =========================================================== */
/** A collection of clauses operated on with And logic. */
public static class LogicalAnd extends LogicalClause {
public LogicalAnd() {super();}
}
/** A collection of clauses operated on with Or logic. */
public static class LogicalOr extends LogicalClause {
public LogicalOr() {super();}
}
/** A collection of clauses operated on with Not logic. */
public static class LogicalNot extends LogicalClause {
public LogicalNot() {super();}
}
}