Delete unnecessary variable. Improve spring-projects#23053

diguage · diguage · commit 6b50a20f0b90 · 2021-06-27T16:50:33.000+08:00
diff --git a/spring-jms/src/main/java/org/springframework/jms/support/SimpleJmsHeaderMapper.java b/spring-jms/src/main/java/org/springframework/jms/support/SimpleJmsHeaderMapper.java
@@ -93,8 +93,7 @@ public void fromHeaders(MessageHeaders headers, javax.jms.Message jmsMessage) {
 					logger.debug("Failed to set JMSType - skipping", ex);
 				}
 			}
-			Set<Map.Entry<String, Object>> entries = headers.entrySet();
-			for (Map.Entry<String, Object> entry : entries) {
+			for (Map.Entry<String, Object> entry : headers.entrySet()) {
 				String headerName = entry.getKey();
 				if (StringUtils.hasText(headerName) && !headerName.startsWith(JmsHeaders.PREFIX)) {
 					Object value = entry.getValue();

Original file line number	Diff line number	Diff line change
`@@ -93,8 +93,7 @@ public void fromHeaders(MessageHeaders headers, javax.jms.Message jmsMessage) {`
`93`	`93`	`logger.debug("Failed to set JMSType - skipping", ex);`
`94`	`94`	`}`
`95`	`95`	`}`
`96`		`- Set<Map.Entry<String, Object>> entries = headers.entrySet();`
`97`		`- for (Map.Entry<String, Object> entry : entries) {`
	`96`	`+ for (Map.Entry<String, Object> entry : headers.entrySet()) {`
`98`	`97`	`String headerName = entry.getKey();`
`99`	`98`	`if (StringUtils.hasText(headerName) && !headerName.startsWith(JmsHeaders.PREFIX)) {`
`100`	`99`	`Object value = entry.getValue();`