com.wavemaker.commons.io.BulkReplaceOperation Maven / Gradle / Ivy
/**
* Copyright (C) 2020 WaveMaker, Inc.
*
* 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.wavemaker.commons.io;
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
/**
* This operation can be used for bulk replace of tokens. The operation has a single write at the end.
*
* Created by ArjunSahasranam on 12/10/15.
*/
public class BulkReplaceOperation implements ResourceOperation {
private final Map map;
public BulkReplaceOperation() {
map = new HashMap<>();
}
public void add(String from, String to) {
map.put(from, to);
}
public void addAll(Map values) {
map.putAll(values);
}
@Override
public void perform(final File resource) {
String originalContent = resource.getContent().asString();
String content = originalContent;
Set> entries = map.entrySet();
for (Map.Entry entry : entries){
content = content.replace(entry.getKey(), entry.getValue());
}
if (!Objects.equals(content, originalContent)) {
resource.getContent().write(content);
}
}
}