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Prevent NPE in BuildClasspathMojo.appendArtifactPath() when an artifact has no resolved file #1623

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Merged
elharo merged 1 commit into from
May 17, 2026
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Prevent NPE in BuildClasspathMojo.appendArtifactPath() when an artifact has no resolved file #1623

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14 changes: 8 additions & 6 deletions src/main/java/org/apache/maven/plugins/dependency/fromDependencies/BuildClasspathMojo.java
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Original file line number Diff line number Diff line change
Expand Up @@ -269,13 +269,15 @@ protected void attachFile(String cpString) throws MojoExecutionException {

/**
* Appends the artifact path to the specified StringBuilder.
*
* @param art {@link Artifact}
* @param sb {@link StringBuilder}
*/
protected void appendArtifactPath(Artifact art, StringBuilder sb) {
protected void appendArtifactPath(Artifact artifact, StringBuilder sb) {
if (prefix == null) {
String file = art.getFile().getPath();
File artifactFile = artifact.getFile();
if (artifactFile == null) {
this.getLog().warn(artifact + " file is null.");
return;
}
String file = artifactFile.getPath();
// substitute the property for the local repo path to make the classpath file portable.
if (localRepoProperty != null && !localRepoProperty.isEmpty()) {
File localBasedir =
Expand All @@ -287,7 +289,7 @@ protected void appendArtifactPath(Artifact art, StringBuilder sb) {
sb.append(prefix);
sb.append(File.separator);
sb.append(DependencyUtil.getFormattedFileName(
art, this.stripVersion, this.prependGroupId, this.useBaseVersion, this.stripClassifier));
artifact, this.stripVersion, this.prependGroupId, this.useBaseVersion, this.stripClassifier));
}
}

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