1 package org.apache.commons.digester3.binder; 2 3 /* 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, 15 * software distributed under the License is distributed on an 16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 17 * KIND, either express or implied. See the License for the 18 * specific language governing permissions and limitations 19 * under the License. 20 */ 21 22 import org.apache.commons.digester3.PathCallParamRule; 23 24 /** 25 * Builder chained when invoking {@link LinkedRuleBuilder#callParamPath()}. 26 * 27 * @since 3.0 28 */ 29 public final class PathCallParamBuilder 30 extends AbstractBackToLinkedRuleBuilder<PathCallParamRule> 31 { 32 33 private int paramIndex = 0; 34 35 PathCallParamBuilder( String keyPattern, String namespaceURI, RulesBinder mainBinder, 36 LinkedRuleBuilder mainBuilder ) 37 { 38 super( keyPattern, namespaceURI, mainBinder, mainBuilder ); 39 } 40 41 /** 42 * Sets the zero-relative parameter number. 43 * 44 * @param paramIndex The zero-relative parameter number 45 * @return this builder instance 46 */ 47 public PathCallParamBuilder ofIndex( int paramIndex ) 48 { 49 if ( paramIndex < 0 ) 50 { 51 reportError( "callParamPath().ofIndex( int )", "negative index argument not allowed" ); 52 } 53 54 this.paramIndex = paramIndex; 55 return this; 56 } 57 58 /** 59 * {@inheritDoc} 60 */ 61 @Override 62 protected PathCallParamRule createRule() 63 { 64 return new PathCallParamRule( paramIndex ); 65 } 66 67 }