pl.project13.core.util.JsonManager Maven / Gradle / Ivy
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/*
* This file is part of git-commit-id-plugin-core by Konrad 'ktoso' Malawski
*
* git-commit-id-plugin-core is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* git-commit-id-plugin-core is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with git-commit-id-plugin-core. If not, see .
*/
package pl.project13.core.util;
import jakarta.json.Json;
import jakarta.json.JsonReader;
import jakarta.json.JsonString;
import jakarta.json.stream.JsonGenerator;
import jakarta.json.stream.JsonGeneratorFactory;
import nu.studer.java.util.OrderedProperties;
import pl.project13.core.CannotReadFileException;
import javax.annotation.Nonnull;
import java.io.*;
import java.nio.charset.Charset;
import java.util.Collections;
import java.util.Map;
import java.util.Properties;
public class JsonManager {
protected static void dumpJson(OutputStream outputStream, OrderedProperties sortedLocalProperties, Charset sourceCharset) throws IOException {
JsonGeneratorFactory jgf = Json.createGeneratorFactory(
Collections.singletonMap(JsonGenerator.PRETTY_PRINTING, true));
try (Writer outputWriter = new OutputStreamWriter(outputStream, sourceCharset)) {
JsonGenerator jg = jgf.createGenerator(outputWriter);
jg.writeStartObject();
for (Map.Entry e : sortedLocalProperties.entrySet()) {
jg.write((String) e.getKey(), (String) e.getValue());
}
jg.writeEnd();
jg.close();
}
}
protected static Properties readJsonProperties(@Nonnull File jsonFile, Charset sourceCharset) throws CannotReadFileException {
Properties retVal = new Properties();
try (FileInputStream fis = new FileInputStream(jsonFile)) {
try (InputStreamReader reader = new InputStreamReader(fis, sourceCharset)) {
try (JsonReader jsonReader = Json.createReader(reader)) {
jsonReader.readObject().forEach((key, val) -> {
if (val instanceof JsonString) {
retVal.setProperty(key, ((JsonString) val).getString());
} else {
// TODO warning?
}
});
}
}
} catch (jakarta.json.stream.JsonParsingException e) {
// We are likely trying to read a properties that that was not encoded with json-syntax
throw new CannotReadFileException(e);
} catch (IOException e) {
throw new CannotReadFileException(e);
}
return retVal;
}
}