hashCode() — spring-boot Function Reference

Architecture documentation for the hashCode() function in ConfigurationPropertyName.java from the spring-boot codebase.

Function java GradlePlugin AotProcessing calls 6 called by 1

Entity Profile

GradlePlugin→ AotProcessing→ hashCode() — spring-boot Function Reference

Dependency Diagram

graph TD
  cce0dfb6_ea90_0071_2afd_34d33e6ea460["hashCode()"]
  8a6be112_e824_3dbf_3f8b_37ebf6451b22["hashCode()"]
  8a6be112_e824_3dbf_3f8b_37ebf6451b22 -->|calls| cce0dfb6_ea90_0071_2afd_34d33e6ea460
  8a6be112_e824_3dbf_3f8b_37ebf6451b22["hashCode()"]
  cce0dfb6_ea90_0071_2afd_34d33e6ea460 -->|calls| 8a6be112_e824_3dbf_3f8b_37ebf6451b22
  8d8ef66e_fc29_736c_c815_846df9fa8305["getType()"]
  cce0dfb6_ea90_0071_2afd_34d33e6ea460 -->|calls| 8d8ef66e_fc29_736c_c815_846df9fa8305
  50ab77a1_5a37_b789_ed17_ece7194cd0be["isIndexed()"]
  cce0dfb6_ea90_0071_2afd_34d33e6ea460 -->|calls| 50ab77a1_5a37_b789_ed17_ece7194cd0be
  078d0419_5dac_13e0_535f_d4e66b97b64b["getLength()"]
  cce0dfb6_ea90_0071_2afd_34d33e6ea460 -->|calls| 078d0419_5dac_13e0_535f_d4e66b97b64b
  56983625_becb_2cdb_d3ed_1a0eb7c431a9["charAt()"]
  cce0dfb6_ea90_0071_2afd_34d33e6ea460 -->|calls| 56983625_becb_2cdb_d3ed_1a0eb7c431a9
  430b149a_e3e6_97d3_bf18_d283af9cad2e["isAlphaNumeric()"]
  cce0dfb6_ea90_0071_2afd_34d33e6ea460 -->|calls| 430b149a_e3e6_97d3_bf18_d283af9cad2e
  style cce0dfb6_ea90_0071_2afd_34d33e6ea460 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

core/spring-boot/src/main/java/org/springframework/boot/context/properties/source/ConfigurationPropertyName.java lines 922–939

		int hashCode(int index) {
			int hashCode = this.hashCode[index];
			if (hashCode == 0) {
				boolean indexed = getType(index).isIndexed();
				int length = getLength(index);
				for (int i = 0; i < length; i++) {
					char ch = charAt(index, i);
					if (!indexed) {
						ch = Character.toLowerCase(ch);
					}
					if (ElementsParser.isAlphaNumeric(ch)) {
						hashCode = 31 * hashCode + ch;
					}
				}
				this.hashCode[index] = hashCode;
			}
			return hashCode;
		}