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Add setter to auths if it's null to avoid NPE when getting auths #2142

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Merged
eddumelendez merged 1 commit into from
Jul 30, 2023
Merged

Add setter to auths if it's null to avoid NPE when getting auths #2142

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8 changes: 7 additions & 1 deletion docker-java-core/src/main/java/com/github/dockerjava/core/DockerConfigFile.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package com.github.dockerjava.core;

import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonSetter;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.github.dockerjava.api.model.AuthConfig;
Expand Down Expand Up @@ -28,7 +29,7 @@ public class DockerConfigFile {
};

@JsonProperty
private final Map<String, AuthConfig> auths;
private Map<String, AuthConfig> auths;

@JsonProperty
private String currentContext;
Expand All @@ -46,6 +47,11 @@ public Map<String, AuthConfig> getAuths() {
return auths;
}

@JsonSetter
public void setAuths(Map<String, AuthConfig> authConfigMap) {
auths = (authConfigMap == null || authConfigMap.size() == 0) ? new HashMap<>() : authConfigMap;
}

void addAuthConfig(AuthConfig config) {
auths.put(config.getRegistryAddress(), config);
}
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6 changes: 6 additions & 0 deletions docker-java/src/test/java/com/github/dockerjava/core/DockerConfigFileTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -164,6 +164,12 @@ public void nonExistent() throws IOException {
assertThat(runTest("idontexist"), is(expected));
}

@Test
public void validJsonAuthsNull() throws IOException {
DockerConfigFile expected = new DockerConfigFile();
assertThat(runTest("validJsonAuthsNull"), is(expected));
}

private DockerConfigFile runTest(String testFileName) throws IOException {
return DockerConfigFile.loadConfig(JSONTestHelper.getMapper(), new File(FILESROOT, testFileName).getAbsolutePath());
}
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9 changes: 9 additions & 0 deletions docker-java/src/test/resources/testAuthConfigFile/validJsonAuthsNull/config.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,9 @@
{
"auths": null,
"credsStore": "desktop",
"plugins": {
"-x-cli-hints": {
"enabled": "true"
}
}
}
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