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Update extract to write files to their original, unlayered location

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This commit is contained in:
Andy Wilkinson
2020-03-18 09:51:57 +00:00
parent 44f7508825
commit 9f3bc78f36
5 changed files with 52 additions and 10 deletions
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2
spring-boot-project/spring-boot-tools/spring-boot-jarmode-layertools/src/main/java/org/springframework/boot/jarmode/layertools/ExtractCommand.java
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@@ -83,7 +83,7 @@ class ExtractCommand extends Command {
}
private void write(ZipInputStream zip, ZipEntry entry, File destination) throws IOException {
String path = StringUtils.cleanPath(entry.getName());
String path = StringUtils.cleanPath(this.layers.getOriginalLocation(entry));
File file = new File(destination, path);
if (file.getAbsolutePath().startsWith(destination.getAbsolutePath())) {
mkParentDirs(file);

14
spring-boot-project/spring-boot-tools/spring-boot-jarmode-layertools/src/main/java/org/springframework/boot/jarmode/layertools/IndexedLayers.java
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@@ -44,7 +44,7 @@ class IndexedLayers implements Layers {
private static final String SPRING_BOOT_APPLICATION_LAYER = "springbootapplication";
private static final Pattern LAYER_PATTERN = Pattern.compile("^BOOT-INF\\/layers\\/([a-zA-Z0-9-]+)\\/.*$");
private static final Pattern LAYER_PATTERN = Pattern.compile("^BOOT-INF\\/layers\\/([a-zA-Z0-9-]+)\\/(.*$)");
private List<String> layers;
@@ -74,6 +74,18 @@ class IndexedLayers implements Layers {
}
return this.layers.contains(APPLICATION_LAYER) ? APPLICATION_LAYER : SPRING_BOOT_APPLICATION_LAYER;
}
@Override
public String getOriginalLocation(ZipEntry entry) {
String name = entry.getName();
Matcher matcher = LAYER_PATTERN.matcher(name);
if (matcher.matches()) {
String layer = matcher.group(1);
Assert.state(this.layers.contains(layer), () -> "Unexpected layer '" + layer + "'");
return "BOOT-INF/" + matcher.group(2);
}
return name;
}
/**
* Get an {@link IndexedLayers} instance of possible.

7
spring-boot-project/spring-boot-tools/spring-boot-jarmode-layertools/src/main/java/org/springframework/boot/jarmode/layertools/Layers.java
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@@ -41,6 +41,13 @@ interface Layers extends Iterable<String> {
* @return the layer that the entry is in
*/
String getLayer(ZipEntry entry);
/**
* Returns the original, unlayered location of the given entry.
* @param entry the entry for which the original location is required
* @return the original location
*/
String getOriginalLocation(ZipEntry entry);
/**
* Return a {@link Layers} instance for the currently running application.