1 /* 2 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"). 5 * You may not use this file except in compliance with the License. 6 * A copy of the License is located at 7 * 8 * http://aws.amazon.com/apache2.0 9 * 10 * or in the "license" file accompanying this file. This file is distributed 11 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 12 * express or implied. See the License for the specific language governing 13 * permissions and limitations under the License. 14 */ 15 16 package software.amazon.awssdk.codegen.jmespath.component; 17 18 import software.amazon.awssdk.codegen.jmespath.parser.JmesPathVisitor; 19 import software.amazon.awssdk.utils.Validate; 20 21 /** 22 * The right side of a {@link SubExpression}. 23 */ 24 public class SubExpressionRight { 25 private String identifier; 26 private MultiSelectList multiSelectList; 27 private MultiSelectHash multiSelectHash; 28 private FunctionExpression functionExpression; 29 private WildcardExpression wildcardExpression; 30 identifier(String identifier)31 public static SubExpressionRight identifier(String identifier) { 32 Validate.notNull(identifier, "identifier"); 33 SubExpressionRight result = new SubExpressionRight(); 34 result.identifier = identifier; 35 return result; 36 } 37 multiSelectList(MultiSelectList multiSelectList)38 public static SubExpressionRight multiSelectList(MultiSelectList multiSelectList) { 39 Validate.notNull(multiSelectList, "multiSelectList"); 40 SubExpressionRight result = new SubExpressionRight(); 41 result.multiSelectList = multiSelectList; 42 return result; 43 } 44 multiSelectHash(MultiSelectHash multiSelectHash)45 public static SubExpressionRight multiSelectHash(MultiSelectHash multiSelectHash) { 46 Validate.notNull(multiSelectHash, "multiSelectHash"); 47 SubExpressionRight result = new SubExpressionRight(); 48 result.multiSelectHash = multiSelectHash; 49 return result; 50 } 51 functionExpression(FunctionExpression functionExpression)52 public static SubExpressionRight functionExpression(FunctionExpression functionExpression) { 53 Validate.notNull(functionExpression, "functionExpression"); 54 SubExpressionRight result = new SubExpressionRight(); 55 result.functionExpression = functionExpression; 56 return result; 57 } 58 wildcardExpression(WildcardExpression wildcardExpression)59 public static SubExpressionRight wildcardExpression(WildcardExpression wildcardExpression) { 60 Validate.notNull(wildcardExpression, "wildcardExpression"); 61 SubExpressionRight result = new SubExpressionRight(); 62 result.wildcardExpression = wildcardExpression; 63 return result; 64 } 65 66 isIdentifier()67 public boolean isIdentifier() { 68 return identifier != null; 69 } 70 isMultiSelectList()71 public boolean isMultiSelectList() { 72 return multiSelectList != null; 73 } 74 isMultiSelectHash()75 public boolean isMultiSelectHash() { 76 return multiSelectHash != null; 77 } 78 isFunctionExpression()79 public boolean isFunctionExpression() { 80 return functionExpression != null; 81 } 82 isWildcardExpression()83 public boolean isWildcardExpression() { 84 return wildcardExpression != null; 85 } 86 asIdentifier()87 public String asIdentifier() { 88 Validate.validState(isIdentifier(), "Not an Identifier"); 89 return identifier; 90 } 91 asMultiSelectList()92 public MultiSelectList asMultiSelectList() { 93 Validate.validState(isMultiSelectList(), "Not a MultiSelectList"); 94 return multiSelectList; 95 } 96 asMultiSelectHash()97 public MultiSelectHash asMultiSelectHash() { 98 Validate.validState(isMultiSelectHash(), "Not a MultiSelectHash"); 99 return multiSelectHash; 100 } 101 asFunctionExpression()102 public FunctionExpression asFunctionExpression() { 103 Validate.validState(isFunctionExpression(), "Not a FunctionExpression"); 104 return functionExpression; 105 } 106 asWildcardExpression()107 public WildcardExpression asWildcardExpression() { 108 Validate.validState(isWildcardExpression(), "Not a WildcardExpression"); 109 return wildcardExpression; 110 } 111 visit(JmesPathVisitor visitor)112 public void visit(JmesPathVisitor visitor) { 113 if (isIdentifier()) { 114 visitor.visitIdentifier(asIdentifier()); 115 } else if (isMultiSelectList()) { 116 visitor.visitMultiSelectList(asMultiSelectList()); 117 } else if (isMultiSelectHash()) { 118 visitor.visitMultiSelectHash(asMultiSelectHash()); 119 } else if (isFunctionExpression()) { 120 visitor.visitFunctionExpression(asFunctionExpression()); 121 } else if (isWildcardExpression()) { 122 visitor.visitWildcardExpression(asWildcardExpression()); 123 } else { 124 throw new IllegalStateException(); 125 } 126 } 127 } 128