fix: fix linter error

google-genai-bot · copybara-github · commit f49260e05c5d · 2026-01-15T04:30:01.000-08:00
PiperOrigin-RevId: 856603002
diff --git a/a2a/src/main/java/com/google/adk/a2a/A2ASendMessageExecutor.java b/a2a/src/main/java/com/google/adk/a2a/A2ASendMessageExecutor.java
@@ -201,7 +201,7 @@ private static Message errorResponse(String msg, String contextId) {
         new Message.Builder()
             .messageId(UUID.randomUUID().toString())
             .role(Message.Role.AGENT)
-            .parts(List.of(new TextPart("Error: " + msg)))
+            .parts(ImmutableList.of(new TextPart("Error: " + msg)))
             .build();
     if (contextId != null && !contextId.isEmpty()) {
       error.setContextId(contextId);
diff --git a/a2a/src/main/java/com/google/adk/a2a/converters/PartConverter.java b/a2a/src/main/java/com/google/adk/a2a/converters/PartConverter.java
@@ -253,6 +253,7 @@ public static Optional<io.a2a.spec.Part<?>> fromGenaiPart(Part part) {
     return Optional.empty();
   }
 
+  @SuppressWarnings("unchecked") // safe conversion from OBJECT_MAPPER.readValue
   private static Map<String, Object> coerceToMap(Object value) {
     if (value == null) {
       return new HashMap<>();
diff --git a/core/src/main/java/com/google/adk/tools/NamedToolPredicate.java b/core/src/main/java/com/google/adk/tools/NamedToolPredicate.java
@@ -1,19 +1,20 @@
 package com.google.adk.tools;
 
 import com.google.adk.agents.ReadonlyContext;
+import com.google.common.collect.ImmutableList;
 import java.util.List;
 import java.util.Optional;
 
 public class NamedToolPredicate implements ToolPredicate {
 
-  private final List<String> toolNames;
+  private final ImmutableList<String> toolNames;
 
   public NamedToolPredicate(List<String> toolNames) {
-    this.toolNames = List.copyOf(toolNames);
+    this.toolNames = ImmutableList.copyOf(toolNames);
   }
 
   public NamedToolPredicate(String... toolNames) {
-    this.toolNames = List.of(toolNames);
+    this.toolNames = ImmutableList.copyOf(toolNames);
   }
 
   @Override

Original file line number	Diff line number	Diff line change
`@@ -253,6 +253,7 @@ public static Optional<io.a2a.spec.Part<?>> fromGenaiPart(Part part) {`
`253`	`253`	`return Optional.empty();`
`254`	`254`	`}`
`255`	`255`
	`256`	`+ @SuppressWarnings("unchecked") // safe conversion from OBJECT_MAPPER.readValue`
`256`	`257`	`private static Map<String, Object> coerceToMap(Object value) {`
`257`	`258`	`if (value == null) {`
`258`	`259`	`return new HashMap<>();`