Polishing

spring-jdbc/src/main/java/org/springframework/jdbc/core/metadata/CallMetaDataProviderFactory.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2015 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -31,16 +31,14 @@ import org.springframework.jdbc.support.JdbcUtils;
 import org.springframework.jdbc.support.MetaDataAccessException;
 
 /**
- * Factory used to create a {@link CallMetaDataProvider} implementation based on the type of databse being used.
+ * Factory used to create a {@link CallMetaDataProvider} implementation
+ * based on the type of databse being used.
  *
  * @author Thomas Risberg
  * @since 2.5
  */
 public class CallMetaDataProviderFactory {
 
-	/** Logger */
-	private static final Log logger = LogFactory.getLog(CallMetaDataProviderFactory.class);
-
 	/** List of supported database products for procedure calls */
 	public static final List<String> supportedDatabaseProductsForProcedures = Arrays.asList(
 			"Apache Derby",
@@ -51,6 +49,7 @@ public class CallMetaDataProviderFactory {
 			"PostgreSQL",
 			"Sybase"
 		);
+
 	/** List of supported database products for function calls */
 	public static final List<String> supportedDatabaseProductsForFunctions = Arrays.asList(
 			"MySQL",
@@ -59,6 +58,9 @@ public class CallMetaDataProviderFactory {
 			"PostgreSQL"
 		);
 
+	private static final Log logger = LogFactory.getLog(CallMetaDataProviderFactory.class);
+
+
 	/**
 	 * Create a CallMetaDataProvider based on the database metadata
 	 * @param dataSource used to retrieve metadata
@@ -124,17 +126,16 @@ public class CallMetaDataProviderFactory {
 					}
 					provider.initializeWithMetaData(databaseMetaData);
 					if (accessProcedureColumnMetaData) {
-						provider.initializeWithProcedureColumnMetaData(
-								databaseMetaData, context.getCatalogName(), context.getSchemaName(), context.getProcedureName());
+						provider.initializeWithProcedureColumnMetaData(databaseMetaData,
+								context.getCatalogName(), context.getSchemaName(), context.getProcedureName());
 					}
 					return provider;
 				}
 			});
 		}
 		catch (MetaDataAccessException ex) {
-			throw new DataAccessResourceFailureException("Error retreiving database metadata", ex);
+			throw new DataAccessResourceFailureException("Error retrieving database metadata", ex);
 		}
-
 	}
 
 }

spring-jdbc/src/main/java/org/springframework/jdbc/core/metadata/GenericTableMetaDataProvider.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -70,7 +70,7 @@ public class GenericTableMetaDataProvider implements TableMetaDataProvider {
 			Arrays.asList("Apache Derby", "HSQL Database Engine");
 
 	/** Collection of TableParameterMetaData objects */
-	private List<TableParameterMetaData> insertParameterMetaData = new ArrayList<TableParameterMetaData>();
+	private List<TableParameterMetaData> tableParameterMetaData = new ArrayList<TableParameterMetaData>();
 
 	/** NativeJdbcExtractor that can be used to retrieve the native connection */
 	private NativeJdbcExtractor nativeJdbcExtractor;
@@ -109,7 +109,7 @@ public class GenericTableMetaDataProvider implements TableMetaDataProvider {
 
 	@Override
 	public List<TableParameterMetaData> getTableParameterMetaData() {
-		return this.insertParameterMetaData;
+		return this.tableParameterMetaData;
 	}
 
 	@Override
@@ -376,17 +376,14 @@ public class GenericTableMetaDataProvider implements TableMetaDataProvider {
 		}
 		try {
 			tableColumns = databaseMetaData.getColumns(
-					metaDataCatalogName,
-					metaDataSchemaName,
-					metaDataTableName,
-					null);
+					metaDataCatalogName, metaDataSchemaName, metaDataTableName, null);
 			while (tableColumns.next()) {
 				String columnName = tableColumns.getString("COLUMN_NAME");
 				int dataType = tableColumns.getInt("DATA_TYPE");
 				if (dataType == Types.DECIMAL) {
 					String typeName = tableColumns.getString("TYPE_NAME");
 					int decimalDigits = tableColumns.getInt("DECIMAL_DIGITS");
-					// override a DECIMAL data type for no-decimal numerics
+					// Override a DECIMAL data type for no-decimal numerics
 					// (this is for better Oracle support where there have been issues
 					// using DECIMAL for certain inserts (see SPR-6912))
 					if ("NUMBER".equals(typeName) && decimalDigits == 0) {
@@ -400,18 +397,11 @@ public class GenericTableMetaDataProvider implements TableMetaDataProvider {
 					}
 				}
 				boolean nullable = tableColumns.getBoolean("NULLABLE");
-				TableParameterMetaData meta = new TableParameterMetaData(
-						columnName,
-						dataType,
-						nullable
-				);
-				this.insertParameterMetaData.add(meta);
+				TableParameterMetaData meta = new TableParameterMetaData(columnName, dataType, nullable);
+				this.tableParameterMetaData.add(meta);
 				if (logger.isDebugEnabled()) {
-					logger.debug("Retrieved metadata: "
-						+ meta.getParameterName() +
-						" " + meta.getSqlType() +
-						" " + meta.isNullable()
-					);
+					logger.debug("Retrieved metadata: " + meta.getParameterName() +
+						" " + meta.getSqlType() + " " + meta.isNullable());
 				}
 			}
 		}

spring-jdbc/src/main/java/org/springframework/jdbc/core/metadata/TableMetaDataContext.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2014 the original author or authors.
+ * Copyright 2002-2015 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -202,7 +202,8 @@ public class TableMetaDataContext {
 	 * @param generatedKeyNames name of generated keys
 	 */
 	public void processMetaData(DataSource dataSource, List<String> declaredColumns, String[] generatedKeyNames) {
-		this.metaDataProvider = TableMetaDataProviderFactory.createMetaDataProvider(dataSource, this, this.nativeJdbcExtractor);
+		this.metaDataProvider =
+				TableMetaDataProviderFactory.createMetaDataProvider(dataSource, this, this.nativeJdbcExtractor);
 		this.tableColumns = reconcileColumnsToUse(declaredColumns, generatedKeyNames);
 	}
 
@@ -299,14 +300,14 @@ public class TableMetaDataContext {
 		}
 		StringBuilder insertStatement = new StringBuilder();
 		insertStatement.append("INSERT INTO ");
-		if (this.getSchemaName() != null) {
-			insertStatement.append(this.getSchemaName());
+		if (getSchemaName() != null) {
+			insertStatement.append(getSchemaName());
 			insertStatement.append(".");
 		}
-		insertStatement.append(this.getTableName());
+		insertStatement.append(getTableName());
 		insertStatement.append(" (");
 		int columnCount = 0;
-		for (String columnName : this.getTableColumns()) {
+		for (String columnName : getTableColumns()) {
 			if (!keys.contains(columnName.toUpperCase())) {
 				columnCount++;
 				if (columnCount > 1) {
@@ -319,11 +320,11 @@ public class TableMetaDataContext {
 		if (columnCount < 1) {
 			if (this.generatedKeyColumnsUsed) {
 				logger.info("Unable to locate non-key columns for table '" +
-						this.getTableName() + "' so an empty insert statement is generated");
+						getTableName() + "' so an empty insert statement is generated");
 			}
 			else {
 				throw new InvalidDataAccessApiUsageException("Unable to locate columns for table '" +
-						this.getTableName() + "' so an insert statement can't be generated");
+						getTableName() + "' so an insert statement can't be generated");
 			}
 		}
 		for (int i = 0; i < columnCount; i++) {
@@ -341,7 +342,7 @@ public class TableMetaDataContext {
 	 * @return the array of types to be used
 	 */
 	public int[] createInsertTypes() {
-		int[] types = new int[this.getTableColumns().size()];
+		int[] types = new int[getTableColumns().size()];
 		List<TableParameterMetaData> parameters = this.metaDataProvider.getTableParameterMetaData();
 		Map<String, TableParameterMetaData> parameterMap =
 				new LinkedHashMap<String, TableParameterMetaData>(parameters.size());
@@ -349,7 +350,7 @@ public class TableMetaDataContext {
 			parameterMap.put(tpmd.getParameterName().toUpperCase(), tpmd);
 		}
 		int typeIndx = 0;
-		for (String column : this.getTableColumns()) {
+		for (String column : getTableColumns()) {
 			if (column == null) {
 				types[typeIndx] = SqlTypeValue.TYPE_UNKNOWN;
 			}

spring-jdbc/src/main/java/org/springframework/jdbc/core/metadata/TableMetaDataProviderFactory.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2015 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -30,7 +30,8 @@ import org.springframework.jdbc.support.MetaDataAccessException;
 import org.springframework.jdbc.support.nativejdbc.NativeJdbcExtractor;
 
 /**
- * Factory used to create a {@link TableMetaDataProvider} implementation based on the type of databse being used.
+ * Factory used to create a {@link TableMetaDataProvider} implementation
+ * based on the type of databse being used.
  *
  * @author Thomas Risberg
  * @since 2.5