com.google.gerrit.server.change.CustomKeyedValuesUtil Maven / Gradle / Ivy
// Copyright (C) 2023 The Android Open Source Project
//
// 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.google.gerrit.server.change;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import java.util.Map;
import java.util.Set;
public class CustomKeyedValuesUtil {
public static class InvalidCustomKeyedValueException extends Exception {
private static final long serialVersionUID = 1L;
static InvalidCustomKeyedValueException customKeyedValuesMayNotContainEquals() {
return new InvalidCustomKeyedValueException("custom keys may not contain equals sign");
}
static InvalidCustomKeyedValueException customKeyedValuesMayNotContainNewLine() {
return new InvalidCustomKeyedValueException("custom values may not contain newline");
}
InvalidCustomKeyedValueException(String message) {
super(message);
}
}
static ImmutableMap extractCustomKeyedValues(Map input)
throws InvalidCustomKeyedValueException {
if (input == null) {
return ImmutableMap.of();
}
ImmutableMap.Builder builder = ImmutableMap.builder();
for (Map.Entry customKeyedValue : input.entrySet()) {
if (customKeyedValue.getKey().contains("=")) {
throw InvalidCustomKeyedValueException.customKeyedValuesMayNotContainEquals();
}
if (customKeyedValue.getValue().contains("\n")) {
throw InvalidCustomKeyedValueException.customKeyedValuesMayNotContainNewLine();
}
String key = customKeyedValue.getKey().trim();
if (key.isEmpty()) {
continue;
}
builder.put(key, customKeyedValue.getValue());
}
return builder.build();
}
static ImmutableSet extractCustomKeys(Set input)
throws InvalidCustomKeyedValueException {
if (input == null) {
return ImmutableSet.of();
}
ImmutableSet.Builder builder = ImmutableSet.builder();
for (String customKey : input) {
if (customKey.contains("=")) {
throw InvalidCustomKeyedValueException.customKeyedValuesMayNotContainEquals();
}
String key = customKey.trim();
if (key.isEmpty()) {
continue;
}
builder.add(key);
}
return builder.build();
}
private CustomKeyedValuesUtil() {}
}