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Improved formatting of YAMLProcessor output

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zml2008 2012-01-10 15:10:17 -08:00
parent 7922c437bf
commit 17cdbcac12
1 changed files with 28 additions and 4 deletions
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32
src/main/java/com/sk89q/util/yaml/YAMLProcessor.java
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@ -22,7 +22,11 @@ package com.sk89q.util.yaml;
import org.yaml.snakeyaml.DumperOptions; import org.yaml.snakeyaml.DumperOptions;
import org.yaml.snakeyaml.Yaml; import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.constructor.SafeConstructor; import org.yaml.snakeyaml.constructor.SafeConstructor;
import org.yaml.snakeyaml.emitter.ScalarAnalysis;
import org.yaml.snakeyaml.nodes.Node;
import org.yaml.snakeyaml.nodes.Tag;
import org.yaml.snakeyaml.reader.UnicodeReader; import org.yaml.snakeyaml.reader.UnicodeReader;
import org.yaml.snakeyaml.representer.Represent;
import org.yaml.snakeyaml.representer.Representer; import org.yaml.snakeyaml.representer.Representer;
import java.io.*; import java.io.*;
@ -58,8 +62,6 @@ import java.util.Map;
* <code>getBoolean("sturmeh.eats.babies", false)</code>. For lists, there are * <code>getBoolean("sturmeh.eats.babies", false)</code>. For lists, there are
* methods such as <code>getStringList</code> that will return a type safe list. * methods such as <code>getStringList</code> that will return a type safe list.
* *
* <p>This class is currently incomplete. It is not yet possible to get a node.
* </p>
* *
* @author sk89q * @author sk89q
*/ */
@ -71,10 +73,10 @@ public class YAMLProcessor extends YAMLNode {
public YAMLProcessor(File file, boolean writeDefaults, YAMLFormat format) { public YAMLProcessor(File file, boolean writeDefaults, YAMLFormat format) {
super(new HashMap<String, Object>(), writeDefaults); super(new HashMap<String, Object>(), writeDefaults);
DumperOptions options = new DumperOptions(); DumperOptions options = new FancyDumperOptions();
options.setIndent(4); options.setIndent(4);
options.setDefaultFlowStyle(format.getStyle()); options.setDefaultFlowStyle(format.getStyle());
Representer representer = new Representer(); Representer representer = new FancyRepresenter();
representer.setDefaultFlowStyle(format.getStyle()); representer.setDefaultFlowStyle(format.getStyle());
yaml = new Yaml(new SafeConstructor(), representer, options); yaml = new Yaml(new SafeConstructor(), representer, options);
@ -215,4 +217,26 @@ public class YAMLProcessor extends YAMLNode {
public static YAMLNode getEmptyNode(boolean writeDefaults) { public static YAMLNode getEmptyNode(boolean writeDefaults) {
return new YAMLNode(new HashMap<String, Object>(), writeDefaults); return new YAMLNode(new HashMap<String, Object>(), writeDefaults);
} }
private static class FancyDumperOptions extends DumperOptions {
@Override
public DumperOptions.ScalarStyle calculateScalarStyle(ScalarAnalysis analysis,
DumperOptions.ScalarStyle style) {
if (analysis.scalar.contains("\n") || analysis.scalar.contains("\r")) {
return ScalarStyle.LITERAL;
} else {
return super.calculateScalarStyle(analysis, style);
}
}
}
private static class FancyRepresenter extends Representer {
public FancyRepresenter() {
this.nullRepresenter = new Represent() {
public Node representData(Object o) {
return representScalar(Tag.NULL, "");
}
};
}
}
} }