com.github.tomakehurst.wiremock.http.CaseInsensitiveKey Maven / Gradle / Ivy
/*
* Copyright (C) 2014-2023 Thomas Akehurst
*
* Licensed 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.github.tomakehurst.wiremock.http;
import java.util.function.Function;
public class CaseInsensitiveKey {
private final String key;
/** Cache the hash code for the key */
private int hash; // Default to 0
public CaseInsensitiveKey(String key) {
this.key = key;
}
public static CaseInsensitiveKey from(String key) {
return new CaseInsensitiveKey(key);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
CaseInsensitiveKey that = (CaseInsensitiveKey) o;
if (key != null ? !key.equalsIgnoreCase(that.key) : that.key != null) return false;
return true;
}
@Override
public int hashCode() {
int h = hash;
if (h == 0 && key.length() > 0) {
for (int i = 0; i < key.length(); i++) {
char c = Character.toLowerCase(key.charAt(i));
h = 31 * h + c;
}
hash = h;
}
return h;
}
@Override
public String toString() {
return key;
}
public String value() {
return key;
}
public static final Function TO_CASE_INSENSITIVE_KEYS =
CaseInsensitiveKey::from;
}