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Up-to-date index for Maven plugin (#935)
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91 changes: 91 additions & 0 deletions
91
plugin-maven/src/main/java/com/diffplug/spotless/maven/FormattersHolder.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| /* | ||
| * Copyright 2021 DiffPlug | ||
| * | ||
| * 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.diffplug.spotless.maven; | ||
|
|
||
| import java.io.File; | ||
| import java.util.HashMap; | ||
| import java.util.Map; | ||
| import java.util.Map.Entry; | ||
| import java.util.Set; | ||
| import java.util.function.Supplier; | ||
|
|
||
| import com.diffplug.spotless.Formatter; | ||
|
|
||
| class FormattersHolder implements AutoCloseable { | ||
|
|
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| private final Map<Formatter, Supplier<Iterable<File>>> formatterToFiles; | ||
|
|
||
| FormattersHolder(Map<Formatter, Supplier<Iterable<File>>> formatterToFiles) { | ||
| this.formatterToFiles = formatterToFiles; | ||
| } | ||
|
|
||
| static FormattersHolder create(Map<FormatterFactory, Supplier<Iterable<File>>> formatterFactoryToFiles, FormatterConfig config) { | ||
| Map<Formatter, Supplier<Iterable<File>>> formatterToFiles = new HashMap<>(); | ||
| try { | ||
| for (Entry<FormatterFactory, Supplier<Iterable<File>>> entry : formatterFactoryToFiles.entrySet()) { | ||
| FormatterFactory formatterFactory = entry.getKey(); | ||
| Supplier<Iterable<File>> files = entry.getValue(); | ||
|
|
||
| Formatter formatter = formatterFactory.newFormatter(files, config); | ||
| formatterToFiles.put(formatter, files); | ||
| } | ||
| } catch (RuntimeException openError) { | ||
| try { | ||
| close(formatterToFiles.keySet()); | ||
| } catch (Exception closeError) { | ||
| openError.addSuppressed(closeError); | ||
| } | ||
| throw openError; | ||
| } | ||
|
|
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| return new FormattersHolder(formatterToFiles); | ||
| } | ||
|
|
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| Iterable<Formatter> getFormatters() { | ||
| return formatterToFiles.keySet(); | ||
| } | ||
|
|
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| Map<Formatter, Supplier<Iterable<File>>> getFormattersWithFiles() { | ||
| return formatterToFiles; | ||
| } | ||
|
|
||
| @Override | ||
| public void close() { | ||
| try { | ||
| close(formatterToFiles.keySet()); | ||
| } catch (Exception e) { | ||
| throw new RuntimeException("Unable to close formatters", e); | ||
| } | ||
| } | ||
|
|
||
| private static void close(Set<Formatter> formatters) throws Exception { | ||
| Exception error = null; | ||
| for (Formatter formatter : formatters) { | ||
| try { | ||
| formatter.close(); | ||
| } catch (Exception e) { | ||
| if (error == null) { | ||
| error = e; | ||
| } else { | ||
| error.addSuppressed(e); | ||
| } | ||
| } | ||
| } | ||
| if (error != null) { | ||
| throw error; | ||
| } | ||
| } | ||
| } |
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