fix: Resolve javadoc and maven confiuration issues

Author: tzolov

document-readers/markdown-reader/pom.xml

@@ -41,7 +41,7 @@
 		<dependency>
 			<groupId>org.springframework.ai</groupId>
 			<artifactId>spring-ai-core</artifactId>
-			<version>${parent.version}</version>
+			<version>${project.parent.version}</version>
 		</dependency>
 
 		<dependency>

document-readers/markdown-reader/src/main/java/org/springframework/ai/reader/markdown/MarkdownDocumentReader.java

@@ -65,14 +65,27 @@ public class MarkdownDocumentReader implements DocumentReader {
 	 */
 	private final Parser parser;
 
+	/**
+	 * Create a new {@link MarkdownDocumentReader} instance.
+	 * @param markdownResource the resource to read
+	 */
 	public MarkdownDocumentReader(String markdownResource) {
 		this(new DefaultResourceLoader().getResource(markdownResource), MarkdownDocumentReaderConfig.defaultConfig());
 	}
 
+	/**
+	 * Create a new {@link MarkdownDocumentReader} instance.
+	 * @param markdownResource the resource to read
+	 * @param config the configuration to use
+	 */
 	public MarkdownDocumentReader(String markdownResource, MarkdownDocumentReaderConfig config) {
 		this(new DefaultResourceLoader().getResource(markdownResource), config);
 	}
 
+	/**
+	 * Create a new {@link MarkdownDocumentReader} instance.
+	 * @param markdownResource the resource to read
+	 */
 	public MarkdownDocumentReader(Resource markdownResource, MarkdownDocumentReaderConfig config) {
 		this.markdownResource = markdownResource;
 		this.config = config;
@@ -115,6 +128,9 @@ static class DocumentVisitor extends AbstractVisitor {
 			this.config = config;
 		}
 
+		/**
+		 * Visits the document node and initializes the current document builder.
+		 */
 		@Override
 		public void visit(org.commonmark.node.Document document) {
 			this.currentDocumentBuilder = Document.builder();

document-readers/pdf-reader/pom.xml

@@ -43,7 +43,7 @@
 		<dependency>
 			<groupId>org.springframework.ai</groupId>
 			<artifactId>spring-ai-core</artifactId>
-			<version>${parent.version}</version>
+			<version>${project.parent.version}</version>
 		</dependency>
 
 		<dependency>

document-readers/tika-reader/pom.xml

@@ -44,7 +44,7 @@
 		<dependency>
 			<groupId>org.springframework.ai</groupId>
 			<artifactId>spring-ai-core</artifactId>
-			<version>${parent.version}</version>
+			<version>${project.parent.version}</version>
 		</dependency>
 
 		<dependency>

models/spring-ai-postgresml/pom.xml

@@ -43,7 +43,7 @@
 		<dependency>
 			<groupId>org.springframework.ai</groupId>
 			<artifactId>spring-ai-core</artifactId>
-			<version>${parent.version}</version>
+			<version>${project.parent.version}</version>
 		</dependency>
 
 		<dependency>

models/spring-ai-transformers/pom.xml

@@ -55,7 +55,7 @@
 		<dependency>
 			<groupId>org.springframework.ai</groupId>
 			<artifactId>spring-ai-core</artifactId>
-			<version>${parent.version}</version>
+			<version>${project.parent.version}</version>
 		</dependency>
 
 		<dependency>

spring-ai-core/src/main/java/org/springframework/ai/chat/client/ChatClient.java

@@ -115,6 +115,9 @@ interface PromptUserSpec {
 
 	}
 
+	/**
+	 * Specification for a prompt system.
+	 */
 	interface PromptSystemSpec {
 
 		PromptSystemSpec text(String text);

spring-ai-core/src/main/java/org/springframework/ai/model/AbstractResponseMetadata.java

@@ -26,10 +26,22 @@
 
 public class AbstractResponseMetadata {
 
+	/**
+	 * AI metadata string format.
+	 */
 	protected static final String AI_METADATA_STRING = "{ id: %1$s, usage: %2$s, rateLimit: %3$s }";
 
+	/**
+	 * Metadata map.
+	 */
 	protected final Map<String, Object> map = new ConcurrentHashMap<>();
 
+	/**
+	 * Create a new {@link AbstractResponseMetadata} instance.
+	 */
+	public AbstractResponseMetadata() {
+	}
+
 	/**
 	 * Gets an entry from the context. Returns {@code null} when entry is not present.
 	 * @param key key

spring-ai-core/src/main/java/org/springframework/ai/vectorstore/VectorStore.java

@@ -51,7 +51,7 @@ default void accept(List<Document> documents) {
 	/**
 	 * Deletes documents from the vector store.
 	 * @param idList list of document ids for which documents will be removed.
-	 * @return
+	 * @return Returns true if the documents were successfully deleted.
 	 */
 	Optional<Boolean> delete(List<String> idList);
 

spring-ai-core/src/main/java/org/springframework/ai/vectorstore/filter/converter/AbstractFilterExpressionConverter.java

@@ -37,6 +37,12 @@
  */
 public abstract class AbstractFilterExpressionConverter implements FilterExpressionConverter {
 
+	/**
+	 * Create a new AbstractFilterExpressionConverter.
+	 */
+	public AbstractFilterExpressionConverter() {
+	}
+
 	@Override
 	public String convertExpression(Expression expression) {
 		return this.convertOperand(expression);