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Polish DatabaseStartupValidator.afterPropertiesSet()

This commit is contained in:
Johnny Lim 2018-07-26 22:21:56 +09:00 committed by Juergen Hoeller
parent e458777925
commit 964467d269
1 changed files with 4 additions and 5 deletions
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9
spring-jdbc/src/main/java/org/springframework/jdbc/support/DatabaseStartupValidator.java
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@ -104,8 +104,7 @@ public class DatabaseStartupValidator implements InitializingBean {
*/
@Override
public void afterPropertiesSet() {
DataSource dataSource = this.dataSource;
if (dataSource == null) {
if (this.dataSource == null) {
throw new IllegalArgumentException("Property 'dataSource' is required");
}
if (this.validationQuery == null) {
@ -122,10 +121,10 @@ public class DatabaseStartupValidator implements InitializingBean {
Connection con = null;
Statement stmt = null;
try {
con = dataSource.getConnection();
con = this.dataSource.getConnection();
if (con == null) {
throw new CannotGetJdbcConnectionException("Failed to execute validation query: " +
"DataSource returned null from getConnection(): " + dataSource);
"DataSource returned null from getConnection(): " + this.dataSource);
}
stmt = con.createStatement();
stmt.execute(this.validationQuery);
@ -150,7 +149,7 @@ public class DatabaseStartupValidator implements InitializingBean {
}
if (!validated) {
Thread.sleep(TimeUnit.SECONDS.toMillis(this.interval));
TimeUnit.SECONDS.sleep(this.interval);
}
}